Setup unit test with unity

3 files changed, 2600 insertions, 0 deletions

diff --git a/vendor/_unity/src/unity.c b/vendor/_unity/src/unity.c
new file mode 100644
index 0000000..253c2cf
--- /dev/null
+++ b/vendor/_unity/src/unity.c
@@ -0,0 +1,2088 @@
+/* =========================================================================
+    Unity Project - A Test Framework for C
+    Copyright (c) 2007-19 Mike Karlesky, Mark VanderVoord, Greg Williams
+    [Released under MIT License. Please refer to license.txt for details]
+============================================================================ */
+
+#include "unity.h"
+#include <stddef.h>
+
+#ifdef AVR
+#include <avr/pgmspace.h>
+#else
+#define PROGMEM
+#endif
+
+/* If omitted from header, declare overrideable prototypes here so they're ready for use */
+#ifdef UNITY_OMIT_OUTPUT_CHAR_HEADER_DECLARATION
+void UNITY_OUTPUT_CHAR(int);
+#endif
+
+/* Helpful macros for us to use here in Assert functions */
+#define UNITY_FAIL_AND_BAIL   { Unity.CurrentTestFailed  = 1; UNITY_OUTPUT_FLUSH(); TEST_ABORT(); }
+#define UNITY_IGNORE_AND_BAIL { Unity.CurrentTestIgnored = 1; UNITY_OUTPUT_FLUSH(); TEST_ABORT(); }
+#define RETURN_IF_FAIL_OR_IGNORE if (Unity.CurrentTestFailed || Unity.CurrentTestIgnored) return
+
+struct UNITY_STORAGE_T Unity;
+
+#ifdef UNITY_OUTPUT_COLOR
+const char PROGMEM UnityStrOk[]                            = "\033[42mOK\033[00m";
+const char PROGMEM UnityStrPass[]                          = "\033[42mPASS\033[00m";
+const char PROGMEM UnityStrFail[]                          = "\033[41mFAIL\033[00m";
+const char PROGMEM UnityStrIgnore[]                        = "\033[43mIGNORE\033[00m";
+#else
+const char PROGMEM UnityStrOk[]                            = "OK";
+const char PROGMEM UnityStrPass[]                          = "PASS";
+const char PROGMEM UnityStrFail[]                          = "FAIL";
+const char PROGMEM UnityStrIgnore[]                        = "IGNORE";
+#endif
+static const char PROGMEM UnityStrNull[]                   = "NULL";
+static const char PROGMEM UnityStrSpacer[]                 = ". ";
+static const char PROGMEM UnityStrExpected[]               = " Expected ";
+static const char PROGMEM UnityStrWas[]                    = " Was ";
+static const char PROGMEM UnityStrGt[]                     = " to be greater than ";
+static const char PROGMEM UnityStrLt[]                     = " to be less than ";
+static const char PROGMEM UnityStrOrEqual[]                = "or equal to ";
+static const char PROGMEM UnityStrElement[]                = " Element ";
+static const char PROGMEM UnityStrByte[]                   = " Byte ";
+static const char PROGMEM UnityStrMemory[]                 = " Memory Mismatch.";
+static const char PROGMEM UnityStrDelta[]                  = " Values Not Within Delta ";
+static const char PROGMEM UnityStrPointless[]              = " You Asked Me To Compare Nothing, Which Was Pointless.";
+static const char PROGMEM UnityStrNullPointerForExpected[] = " Expected pointer to be NULL";
+static const char PROGMEM UnityStrNullPointerForActual[]   = " Actual pointer was NULL";
+#ifndef UNITY_EXCLUDE_FLOAT
+static const char PROGMEM UnityStrNot[]                    = "Not ";
+static const char PROGMEM UnityStrInf[]                    = "Infinity";
+static const char PROGMEM UnityStrNegInf[]                 = "Negative Infinity";
+static const char PROGMEM UnityStrNaN[]                    = "NaN";
+static const char PROGMEM UnityStrDet[]                    = "Determinate";
+static const char PROGMEM UnityStrInvalidFloatTrait[]      = "Invalid Float Trait";
+#endif
+const char PROGMEM UnityStrErrShorthand[]                  = "Unity Shorthand Support Disabled";
+const char PROGMEM UnityStrErrFloat[]                      = "Unity Floating Point Disabled";
+const char PROGMEM UnityStrErrDouble[]                     = "Unity Double Precision Disabled";
+const char PROGMEM UnityStrErr64[]                         = "Unity 64-bit Support Disabled";
+static const char PROGMEM UnityStrBreaker[]                = "-----------------------";
+static const char PROGMEM UnityStrResultsTests[]           = " Tests ";
+static const char PROGMEM UnityStrResultsFailures[]        = " Failures ";
+static const char PROGMEM UnityStrResultsIgnored[]         = " Ignored ";
+static const char PROGMEM UnityStrDetail1Name[]            = UNITY_DETAIL1_NAME " ";
+static const char PROGMEM UnityStrDetail2Name[]            = " " UNITY_DETAIL2_NAME " ";
+
+/*-----------------------------------------------
+ * Pretty Printers & Test Result Output Handlers
+ *-----------------------------------------------*/
+
+/*-----------------------------------------------*/
+/* Local helper function to print characters. */
+static void UnityPrintChar(const char* pch)
+{
+    /* printable characters plus CR & LF are printed */
+    if ((*pch <= 126) && (*pch >= 32))
+    {
+        UNITY_OUTPUT_CHAR(*pch);
+    }
+    /* write escaped carriage returns */
+    else if (*pch == 13)
+    {
+        UNITY_OUTPUT_CHAR('\\');
+        UNITY_OUTPUT_CHAR('r');
+    }
+    /* write escaped line feeds */
+    else if (*pch == 10)
+    {
+        UNITY_OUTPUT_CHAR('\\');
+        UNITY_OUTPUT_CHAR('n');
+    }
+    /* unprintable characters are shown as codes */
+    else
+    {
+        UNITY_OUTPUT_CHAR('\\');
+        UNITY_OUTPUT_CHAR('x');
+        UnityPrintNumberHex((UNITY_UINT)*pch, 2);
+    }
+}
+
+/*-----------------------------------------------*/
+/* Local helper function to print ANSI escape strings e.g. "\033[42m". */
+#ifdef UNITY_OUTPUT_COLOR
+static UNITY_UINT UnityPrintAnsiEscapeString(const char* string)
+{
+    const char* pch = string;
+    UNITY_UINT count = 0;
+
+    while (*pch && (*pch != 'm'))
+    {
+        UNITY_OUTPUT_CHAR(*pch);
+        pch++;
+        count++;
+    }
+    UNITY_OUTPUT_CHAR('m');
+    count++;
+
+    return count;
+}
+#endif
+
+/*-----------------------------------------------*/
+void UnityPrint(const char* string)
+{
+    const char* pch = string;
+
+    if (pch != NULL)
+    {
+        while (*pch)
+        {
+#ifdef UNITY_OUTPUT_COLOR
+            /* print ANSI escape code */
+            if ((*pch == 27) && (*(pch + 1) == '['))
+            {
+                pch += UnityPrintAnsiEscapeString(pch);
+                continue;
+            }
+#endif
+            UnityPrintChar(pch);
+            pch++;
+        }
+    }
+}
+
+/*-----------------------------------------------*/
+#ifdef UNITY_INCLUDE_PRINT_FORMATTED
+void UnityPrintFormatted(const char* format, ...)
+{
+    const char* pch = format;
+    va_list va;
+    va_start(va, format);
+
+    if (pch != NULL)
+    {
+        while (*pch)
+        {
+            /* format identification character */
+            if (*pch == '%')
+            {
+                pch++;
+
+                if (pch != NULL)
+                {
+                    switch (*pch)
+                    {
+                        case 'd':
+                        case 'i':
+                            {
+                                const int number = va_arg(va, int);
+                                UnityPrintNumber((UNITY_INT)number);
+                                break;
+                            }
+#ifndef UNITY_EXCLUDE_FLOAT_PRINT
+                        case 'f':
+                        case 'g':
+                            {
+                                const double number = va_arg(va, double);
+                                UnityPrintFloat((UNITY_DOUBLE)number);
+                                break;
+                            }
+#endif
+                        case 'u':
+                            {
+                                const unsigned int number = va_arg(va, unsigned int);
+                                UnityPrintNumberUnsigned((UNITY_UINT)number);
+                                break;
+                            }
+                        case 'b':
+                            {
+                                const unsigned int number = va_arg(va, unsigned int);
+                                const UNITY_UINT mask = (UNITY_UINT)0 - (UNITY_UINT)1;
+                                UNITY_OUTPUT_CHAR('0');
+                                UNITY_OUTPUT_CHAR('b');
+                                UnityPrintMask(mask, (UNITY_UINT)number);
+                                break;
+                            }
+                        case 'x':
+                        case 'X':
+                        case 'p':
+                            {
+                                const unsigned int number = va_arg(va, unsigned int);
+                                UNITY_OUTPUT_CHAR('0');
+                                UNITY_OUTPUT_CHAR('x');
+                                UnityPrintNumberHex((UNITY_UINT)number, 8);
+                                break;
+                            }
+                        case 'c':
+                            {
+                                const int ch = va_arg(va, int);
+                                UnityPrintChar((const char *)&ch);
+                                break;
+                            }
+                        case 's':
+                            {
+                                const char * string = va_arg(va, const char *);
+                                UnityPrint(string);
+                                break;
+                            }
+                        case '%':
+                            {
+                                UnityPrintChar(pch);
+                                break;
+                            }
+                        default:
+                            {
+                                /* print the unknown format character */
+                                UNITY_OUTPUT_CHAR('%');
+                                UnityPrintChar(pch);
+                                break;
+                            }
+                    }
+                }
+            }
+#ifdef UNITY_OUTPUT_COLOR
+            /* print ANSI escape code */
+            else if ((*pch == 27) && (*(pch + 1) == '['))
+            {
+                pch += UnityPrintAnsiEscapeString(pch);
+                continue;
+            }
+#endif
+            else if (*pch == '\n')
+            {
+                UNITY_PRINT_EOL();
+            }
+            else
+            {
+                UnityPrintChar(pch);
+            }
+
+            pch++;
+        }
+    }
+
+    va_end(va);
+}
+#endif /* ! UNITY_INCLUDE_PRINT_FORMATTED */
+
+/*-----------------------------------------------*/
+void UnityPrintLen(const char* string, const UNITY_UINT32 length)
+{
+    const char* pch = string;
+
+    if (pch != NULL)
+    {
+        while (*pch && ((UNITY_UINT32)(pch - string) < length))
+        {
+            /* printable characters plus CR & LF are printed */
+            if ((*pch <= 126) && (*pch >= 32))
+            {
+                UNITY_OUTPUT_CHAR(*pch);
+            }
+            /* write escaped carriage returns */
+            else if (*pch == 13)
+            {
+                UNITY_OUTPUT_CHAR('\\');
+                UNITY_OUTPUT_CHAR('r');
+            }
+            /* write escaped line feeds */
+            else if (*pch == 10)
+            {
+                UNITY_OUTPUT_CHAR('\\');
+                UNITY_OUTPUT_CHAR('n');
+            }
+            /* unprintable characters are shown as codes */
+            else
+            {
+                UNITY_OUTPUT_CHAR('\\');
+                UNITY_OUTPUT_CHAR('x');
+                UnityPrintNumberHex((UNITY_UINT)*pch, 2);
+            }
+            pch++;
+        }
+    }
+}
+
+/*-----------------------------------------------*/
+void UnityPrintNumberByStyle(const UNITY_INT number, const UNITY_DISPLAY_STYLE_T style)
+{
+    if ((style & UNITY_DISPLAY_RANGE_INT) == UNITY_DISPLAY_RANGE_INT)
+    {
+        if (style == UNITY_DISPLAY_STYLE_CHAR)
+        {
+            /* printable characters plus CR & LF are printed */
+            UNITY_OUTPUT_CHAR('\'');
+            if ((number <= 126) && (number >= 32))
+            {
+                UNITY_OUTPUT_CHAR((int)number);
+            }
+            /* write escaped carriage returns */
+            else if (number == 13)
+            {
+                UNITY_OUTPUT_CHAR('\\');
+                UNITY_OUTPUT_CHAR('r');
+            }
+            /* write escaped line feeds */
+            else if (number == 10)
+            {
+                UNITY_OUTPUT_CHAR('\\');
+                UNITY_OUTPUT_CHAR('n');
+            }
+            /* unprintable characters are shown as codes */
+            else
+            {
+                UNITY_OUTPUT_CHAR('\\');
+                UNITY_OUTPUT_CHAR('x');
+                UnityPrintNumberHex((UNITY_UINT)number, 2);
+            }
+            UNITY_OUTPUT_CHAR('\'');
+        }
+        else
+        {
+            UnityPrintNumber(number);
+        }
+    }
+    else if ((style & UNITY_DISPLAY_RANGE_UINT) == UNITY_DISPLAY_RANGE_UINT)
+    {
+        UnityPrintNumberUnsigned((UNITY_UINT)number);
+    }
+    else
+    {
+        UNITY_OUTPUT_CHAR('0');
+        UNITY_OUTPUT_CHAR('x');
+        UnityPrintNumberHex((UNITY_UINT)number, (char)((style & 0xF) * 2));
+    }
+}
+
+/*-----------------------------------------------*/
+void UnityPrintNumber(const UNITY_INT number_to_print)
+{
+    UNITY_UINT number = (UNITY_UINT)number_to_print;
+
+    if (number_to_print < 0)
+    {
+        /* A negative number, including MIN negative */
+        UNITY_OUTPUT_CHAR('-');
+        number = (~number) + 1;
+    }
+    UnityPrintNumberUnsigned(number);
+}
+
+/*-----------------------------------------------
+ * basically do an itoa using as little ram as possible */
+void UnityPrintNumberUnsigned(const UNITY_UINT number)
+{
+    UNITY_UINT divisor = 1;
+
+    /* figure out initial divisor */
+    while (number / divisor > 9)
+    {
+        divisor *= 10;
+    }
+
+    /* now mod and print, then divide divisor */
+    do
+    {
+        UNITY_OUTPUT_CHAR((char)('0' + (number / divisor % 10)));
+        divisor /= 10;
+    } while (divisor > 0);
+}
+
+/*-----------------------------------------------*/
+void UnityPrintNumberHex(const UNITY_UINT number, const char nibbles_to_print)
+{
+    int nibble;
+    char nibbles = nibbles_to_print;
+
+    if ((unsigned)nibbles > UNITY_MAX_NIBBLES)
+    {
+        nibbles = UNITY_MAX_NIBBLES;
+    }
+
+    while (nibbles > 0)
+    {
+        nibbles--;
+        nibble = (int)(number >> (nibbles * 4)) & 0x0F;
+        if (nibble <= 9)
+        {
+            UNITY_OUTPUT_CHAR((char)('0' + nibble));
+        }
+        else
+        {
+            UNITY_OUTPUT_CHAR((char)('A' - 10 + nibble));
+        }
+    }
+}
+
+/*-----------------------------------------------*/
+void UnityPrintMask(const UNITY_UINT mask, const UNITY_UINT number)
+{
+    UNITY_UINT current_bit = (UNITY_UINT)1 << (UNITY_INT_WIDTH - 1);
+    UNITY_INT32 i;
+
+    for (i = 0; i < UNITY_INT_WIDTH; i++)
+    {
+        if (current_bit & mask)
+        {
+            if (current_bit & number)
+            {
+                UNITY_OUTPUT_CHAR('1');
+            }
+            else
+            {
+                UNITY_OUTPUT_CHAR('0');
+            }
+        }
+        else
+        {
+            UNITY_OUTPUT_CHAR('X');
+        }
+        current_bit = current_bit >> 1;
+    }
+}
+
+/*-----------------------------------------------*/
+#ifndef UNITY_EXCLUDE_FLOAT_PRINT
+/*
+ * This function prints a floating-point value in a format similar to
+ * printf("%.7g") on a single-precision machine or printf("%.9g") on a
+ * double-precision machine.  The 7th digit won't always be totally correct
+ * in single-precision operation (for that level of accuracy, a more
+ * complicated algorithm would be needed).
+ */
+void UnityPrintFloat(const UNITY_DOUBLE input_number)
+{
+#ifdef UNITY_INCLUDE_DOUBLE
+    static const int sig_digits = 9;
+    static const UNITY_INT32 min_scaled = 100000000;
+    static const UNITY_INT32 max_scaled = 1000000000;
+#else
+    static const int sig_digits = 7;
+    static const UNITY_INT32 min_scaled = 1000000;
+    static const UNITY_INT32 max_scaled = 10000000;
+#endif
+
+    UNITY_DOUBLE number = input_number;
+
+    /* print minus sign (does not handle negative zero) */
+    if (number < 0.0f)
+    {
+        UNITY_OUTPUT_CHAR('-');
+        number = -number;
+    }
+
+    /* handle zero, NaN, and +/- infinity */
+    if (number == 0.0f)
+    {
+        UnityPrint("0");
+    }
+    else if (isnan(number))
+    {
+        UnityPrint("nan");
+    }
+    else if (isinf(number))
+    {
+        UnityPrint("inf");
+    }
+    else
+    {
+        UNITY_INT32 n_int = 0, n;
+        int exponent = 0;
+        int decimals, digits;
+        char buf[16] = {0};
+
+        /*
+         * Scale up or down by powers of 10.  To minimize rounding error,
+         * start with a factor/divisor of 10^10, which is the largest
+         * power of 10 that can be represented exactly.  Finally, compute
+         * (exactly) the remaining power of 10 and perform one more
+         * multiplication or division.
+         */
+        if (number < 1.0f)
+        {
+            UNITY_DOUBLE factor = 1.0f;
+
+            while (number < (UNITY_DOUBLE)max_scaled / 1e10f)  { number *= 1e10f; exponent -= 10; }
+            while (number * factor < (UNITY_DOUBLE)min_scaled) { factor *= 10.0f; exponent--; }
+
+            number *= factor;
+        }
+        else if (number > (UNITY_DOUBLE)max_scaled)
+        {
+            UNITY_DOUBLE divisor = 1.0f;
+
+            while (number > (UNITY_DOUBLE)min_scaled * 1e10f)   { number  /= 1e10f; exponent += 10; }
+            while (number / divisor > (UNITY_DOUBLE)max_scaled) { divisor *= 10.0f; exponent++; }
+
+            number /= divisor;
+        }
+        else
+        {
+            /*
+             * In this range, we can split off the integer part before
+             * doing any multiplications.  This reduces rounding error by
+             * freeing up significant bits in the fractional part.
+             */
+            UNITY_DOUBLE factor = 1.0f;
+            n_int = (UNITY_INT32)number;
+            number -= (UNITY_DOUBLE)n_int;
+
+            while (n_int < min_scaled) { n_int *= 10; factor *= 10.0f; exponent--; }
+
+            number *= factor;
+        }
+
+        /* round to nearest integer */
+        n = ((UNITY_INT32)(number + number) + 1) / 2;
+
+#ifndef UNITY_ROUND_TIES_AWAY_FROM_ZERO
+        /* round to even if exactly between two integers */
+        if ((n & 1) && (((UNITY_DOUBLE)n - number) == 0.5f))
+            n--;
+#endif
+
+        n += n_int;
+
+        if (n >= max_scaled)
+        {
+            n = min_scaled;
+            exponent++;
+        }
+
+        /* determine where to place decimal point */
+        decimals = ((exponent <= 0) && (exponent >= -(sig_digits + 3))) ? (-exponent) : (sig_digits - 1);
+        exponent += decimals;
+
+        /* truncate trailing zeroes after decimal point */
+        while ((decimals > 0) && ((n % 10) == 0))
+        {
+            n /= 10;
+            decimals--;
+        }
+
+        /* build up buffer in reverse order */
+        digits = 0;
+        while ((n != 0) || (digits < (decimals + 1)))
+        {
+            buf[digits++] = (char)('0' + n % 10);
+            n /= 10;
+        }
+        while (digits > 0)
+        {
+            if (digits == decimals) { UNITY_OUTPUT_CHAR('.'); }
+            UNITY_OUTPUT_CHAR(buf[--digits]);
+        }
+
+        /* print exponent if needed */
+        if (exponent != 0)
+        {
+            UNITY_OUTPUT_CHAR('e');
+
+            if (exponent < 0)
+            {
+                UNITY_OUTPUT_CHAR('-');
+                exponent = -exponent;
+            }
+            else
+            {
+                UNITY_OUTPUT_CHAR('+');
+            }
+
+            digits = 0;
+            while ((exponent != 0) || (digits < 2))
+            {
+                buf[digits++] = (char)('0' + exponent % 10);
+                exponent /= 10;
+            }
+            while (digits > 0)
+            {
+                UNITY_OUTPUT_CHAR(buf[--digits]);
+            }
+        }
+    }
+}
+#endif /* ! UNITY_EXCLUDE_FLOAT_PRINT */
+
+/*-----------------------------------------------*/
+static void UnityTestResultsBegin(const char* file, const UNITY_LINE_TYPE line)
+{
+#ifdef UNITY_OUTPUT_FOR_ECLIPSE
+    UNITY_OUTPUT_CHAR('(');
+    UnityPrint(file);
+    UNITY_OUTPUT_CHAR(':');
+    UnityPrintNumber((UNITY_INT)line);
+    UNITY_OUTPUT_CHAR(')');
+    UNITY_OUTPUT_CHAR(' ');
+    UnityPrint(Unity.CurrentTestName);
+    UNITY_OUTPUT_CHAR(':');
+#else
+#ifdef UNITY_OUTPUT_FOR_IAR_WORKBENCH
+    UnityPrint("<SRCREF line=");
+    UnityPrintNumber((UNITY_INT)line);
+    UnityPrint(" file=\"");
+    UnityPrint(file);
+    UNITY_OUTPUT_CHAR('"');
+    UNITY_OUTPUT_CHAR('>');
+    UnityPrint(Unity.CurrentTestName);
+    UnityPrint("</SRCREF> ");
+#else
+#ifdef UNITY_OUTPUT_FOR_QT_CREATOR
+    UnityPrint("file://");
+    UnityPrint(file);
+    UNITY_OUTPUT_CHAR(':');
+    UnityPrintNumber((UNITY_INT)line);
+    UNITY_OUTPUT_CHAR(' ');
+    UnityPrint(Unity.CurrentTestName);
+    UNITY_OUTPUT_CHAR(':');
+#else
+    UnityPrint(file);
+    UNITY_OUTPUT_CHAR(':');
+    UnityPrintNumber((UNITY_INT)line);
+    UNITY_OUTPUT_CHAR(':');
+    UnityPrint(Unity.CurrentTestName);
+    UNITY_OUTPUT_CHAR(':');
+#endif
+#endif
+#endif
+}
+
+/*-----------------------------------------------*/
+static void UnityTestResultsFailBegin(const UNITY_LINE_TYPE line)
+{
+    UnityTestResultsBegin(Unity.TestFile, line);
+    UnityPrint(UnityStrFail);
+    UNITY_OUTPUT_CHAR(':');
+}
+
+/*-----------------------------------------------*/
+void UnityConcludeTest(void)
+{
+    if (Unity.CurrentTestIgnored)
+    {
+        Unity.TestIgnores++;
+    }
+    else if (!Unity.CurrentTestFailed)
+    {
+        UnityTestResultsBegin(Unity.TestFile, Unity.CurrentTestLineNumber);
+        UnityPrint(UnityStrPass);
+    }
+    else
+    {
+        Unity.TestFailures++;
+    }
+
+    Unity.CurrentTestFailed = 0;
+    Unity.CurrentTestIgnored = 0;
+    UNITY_PRINT_EXEC_TIME();
+    UNITY_PRINT_EOL();
+    UNITY_FLUSH_CALL();
+}
+
+/*-----------------------------------------------*/
+static void UnityAddMsgIfSpecified(const char* msg)
+{
+    if (msg)
+    {
+        UnityPrint(UnityStrSpacer);
+#ifndef UNITY_EXCLUDE_DETAILS
+        if (Unity.CurrentDetail1)
+        {
+            UnityPrint(UnityStrDetail1Name);
+            UnityPrint(Unity.CurrentDetail1);
+            if (Unity.CurrentDetail2)
+            {
+                UnityPrint(UnityStrDetail2Name);
+                UnityPrint(Unity.CurrentDetail2);
+            }
+            UnityPrint(UnityStrSpacer);
+        }
+#endif
+        UnityPrint(msg);
+    }
+}
+
+/*-----------------------------------------------*/
+static void UnityPrintExpectedAndActualStrings(const char* expected, const char* actual)
+{
+    UnityPrint(UnityStrExpected);
+    if (expected != NULL)
+    {
+        UNITY_OUTPUT_CHAR('\'');
+        UnityPrint(expected);
+        UNITY_OUTPUT_CHAR('\'');
+    }
+    else
+    {
+        UnityPrint(UnityStrNull);
+    }
+    UnityPrint(UnityStrWas);
+    if (actual != NULL)
+    {
+        UNITY_OUTPUT_CHAR('\'');
+        UnityPrint(actual);
+        UNITY_OUTPUT_CHAR('\'');
+    }
+    else
+    {
+        UnityPrint(UnityStrNull);
+    }
+}
+
+/*-----------------------------------------------*/
+static void UnityPrintExpectedAndActualStringsLen(const char* expected,
+                                                  const char* actual,
+                                                  const UNITY_UINT32 length)
+{
+    UnityPrint(UnityStrExpected);
+    if (expected != NULL)
+    {
+        UNITY_OUTPUT_CHAR('\'');
+        UnityPrintLen(expected, length);
+        UNITY_OUTPUT_CHAR('\'');
+    }
+    else
+    {
+        UnityPrint(UnityStrNull);
+    }
+    UnityPrint(UnityStrWas);
+    if (actual != NULL)
+    {
+        UNITY_OUTPUT_CHAR('\'');
+        UnityPrintLen(actual, length);
+        UNITY_OUTPUT_CHAR('\'');
+    }
+    else
+    {
+        UnityPrint(UnityStrNull);
+    }
+}
+
+/*-----------------------------------------------
+ * Assertion & Control Helpers
+ *-----------------------------------------------*/
+
+/*-----------------------------------------------*/
+static int UnityIsOneArrayNull(UNITY_INTERNAL_PTR expected,
+                               UNITY_INTERNAL_PTR actual,
+                               const UNITY_LINE_TYPE lineNumber,
+                               const char* msg)
+{
+    /* Both are NULL or same pointer */
+    if (expected == actual) { return 0; }
+
+    /* print and return true if just expected is NULL */
+    if (expected == NULL)
+    {
+        UnityTestResultsFailBegin(lineNumber);
+        UnityPrint(UnityStrNullPointerForExpected);
+        UnityAddMsgIfSpecified(msg);
+        return 1;
+    }
+
+    /* print and return true if just actual is NULL */
+    if (actual == NULL)
+    {
+        UnityTestResultsFailBegin(lineNumber);
+        UnityPrint(UnityStrNullPointerForActual);
+        UnityAddMsgIfSpecified(msg);
+        return 1;
+    }
+
+    return 0; /* return false if neither is NULL */
+}
+
+/*-----------------------------------------------
+ * Assertion Functions
+ *-----------------------------------------------*/
+
+/*-----------------------------------------------*/
+void UnityAssertBits(const UNITY_INT mask,
+                     const UNITY_INT expected,
+                     const UNITY_INT actual,
+                     const char* msg,
+                     const UNITY_LINE_TYPE lineNumber)
+{
+    RETURN_IF_FAIL_OR_IGNORE;
+
+    if ((mask & expected) != (mask & actual))
+    {
+        UnityTestResultsFailBegin(lineNumber);
+        UnityPrint(UnityStrExpected);
+        UnityPrintMask((UNITY_UINT)mask, (UNITY_UINT)expected);
+        UnityPrint(UnityStrWas);
+        UnityPrintMask((UNITY_UINT)mask, (UNITY_UINT)actual);
+        UnityAddMsgIfSpecified(msg);
+        UNITY_FAIL_AND_BAIL;
+    }
+}
+
+/*-----------------------------------------------*/
+void UnityAssertEqualNumber(const UNITY_INT expected,
+                            const UNITY_INT actual,
+                            const char* msg,
+                            const UNITY_LINE_TYPE lineNumber,
+                            const UNITY_DISPLAY_STYLE_T style)
+{
+    RETURN_IF_FAIL_OR_IGNORE;
+
+    if (expected != actual)
+    {
+        UnityTestResultsFailBegin(lineNumber);
+        UnityPrint(UnityStrExpected);
+        UnityPrintNumberByStyle(expected, style);
+        UnityPrint(UnityStrWas);
+        UnityPrintNumberByStyle(actual, style);
+        UnityAddMsgIfSpecified(msg);
+        UNITY_FAIL_AND_BAIL;
+    }
+}
+
+/*-----------------------------------------------*/
+void UnityAssertGreaterOrLessOrEqualNumber(const UNITY_INT threshold,
+                                           const UNITY_INT actual,
+                                           const UNITY_COMPARISON_T compare,
+                                           const char *msg,
+                                           const UNITY_LINE_TYPE lineNumber,
+                                           const UNITY_DISPLAY_STYLE_T style)
+{
+    int failed = 0;
+    RETURN_IF_FAIL_OR_IGNORE;
+
+    if ((threshold == actual) && (compare & UNITY_EQUAL_TO)) { return; }
+    if ((threshold == actual))                               { failed = 1; }
+
+    if ((style & UNITY_DISPLAY_RANGE_INT) == UNITY_DISPLAY_RANGE_INT)
+    {
+        if ((actual > threshold) && (compare & UNITY_SMALLER_THAN)) { failed = 1; }
+        if ((actual < threshold) && (compare & UNITY_GREATER_THAN)) { failed = 1; }
+    }
+    else /* UINT or HEX */
+    {
+        if (((UNITY_UINT)actual > (UNITY_UINT)threshold) && (compare & UNITY_SMALLER_THAN)) { failed = 1; }
+        if (((UNITY_UINT)actual < (UNITY_UINT)threshold) && (compare & UNITY_GREATER_THAN)) { failed = 1; }
+    }
+
+    if (failed)
+    {
+        UnityTestResultsFailBegin(lineNumber);
+        UnityPrint(UnityStrExpected);
+        UnityPrintNumberByStyle(actual, style);
+        if (compare & UNITY_GREATER_THAN) { UnityPrint(UnityStrGt);      }
+        if (compare & UNITY_SMALLER_THAN) { UnityPrint(UnityStrLt);      }
+        if (compare & UNITY_EQUAL_TO)     { UnityPrint(UnityStrOrEqual); }
+        UnityPrintNumberByStyle(threshold, style);
+        UnityAddMsgIfSpecified(msg);
+        UNITY_FAIL_AND_BAIL;
+    }
+}
+
+#define UnityPrintPointlessAndBail()       \
+{                                          \
+    UnityTestResultsFailBegin(lineNumber); \
+    UnityPrint(UnityStrPointless);         \
+    UnityAddMsgIfSpecified(msg);           \
+    UNITY_FAIL_AND_BAIL; }
+
+/*-----------------------------------------------*/
+void UnityAssertEqualIntArray(UNITY_INTERNAL_PTR expected,
+                              UNITY_INTERNAL_PTR actual,
+                              const UNITY_UINT32 num_elements,
+                              const char* msg,
+                              const UNITY_LINE_TYPE lineNumber,
+                              const UNITY_DISPLAY_STYLE_T style,
+                              const UNITY_FLAGS_T flags)
+{
+    UNITY_UINT32 elements  = num_elements;
+    unsigned int length    = style & 0xF;
+    unsigned int increment = 0;
+
+    RETURN_IF_FAIL_OR_IGNORE;
+
+    if (num_elements == 0)
+    {
+        UnityPrintPointlessAndBail();
+    }
+
+    if (expected == actual)
+    {
+        return; /* Both are NULL or same pointer */
+    }
+
+    if (UnityIsOneArrayNull(expected, actual, lineNumber, msg))
+    {
+        UNITY_FAIL_AND_BAIL;
+    }
+
+    while ((elements > 0) && (elements--))
+    {
+        UNITY_INT expect_val;
+        UNITY_INT actual_val;
+
+        switch (length)
+        {
+            case 1:
+                expect_val = *(UNITY_PTR_ATTRIBUTE const UNITY_INT8*)expected;
+                actual_val = *(UNITY_PTR_ATTRIBUTE const UNITY_INT8*)actual;
+                increment  = sizeof(UNITY_INT8);
+                break;
+
+            case 2:
+                expect_val = *(UNITY_PTR_ATTRIBUTE const UNITY_INT16*)expected;
+                actual_val = *(UNITY_PTR_ATTRIBUTE const UNITY_INT16*)actual;
+                increment  = sizeof(UNITY_INT16);
+                break;
+
+#ifdef UNITY_SUPPORT_64
+            case 8:
+                expect_val = *(UNITY_PTR_ATTRIBUTE const UNITY_INT64*)expected;
+                actual_val = *(UNITY_PTR_ATTRIBUTE const UNITY_INT64*)actual;
+                increment  = sizeof(UNITY_INT64);
+                break;
+#endif
+
+            default: /* default is length 4 bytes */
+            case 4:
+                expect_val = *(UNITY_PTR_ATTRIBUTE const UNITY_INT32*)expected;
+                actual_val = *(UNITY_PTR_ATTRIBUTE const UNITY_INT32*)actual;
+                increment  = sizeof(UNITY_INT32);
+                length = 4;
+                break;
+        }
+
+        if (expect_val != actual_val)
+        {
+            if ((style & UNITY_DISPLAY_RANGE_UINT) && (length < (UNITY_INT_WIDTH / 8)))
+            {   /* For UINT, remove sign extension (padding 1's) from signed type casts above */
+                UNITY_INT mask = 1;
+                mask = (mask << 8 * length) - 1;
+                expect_val &= mask;
+                actual_val &= mask;
+            }
+            UnityTestResultsFailBegin(lineNumber);
+            UnityPrint(UnityStrElement);
+            UnityPrintNumberUnsigned(num_elements - elements - 1);
+            UnityPrint(UnityStrExpected);
+            UnityPrintNumberByStyle(expect_val, style);
+            UnityPrint(UnityStrWas);
+            UnityPrintNumberByStyle(actual_val, style);
+            UnityAddMsgIfSpecified(msg);
+            UNITY_FAIL_AND_BAIL;
+        }
+        /* Walk through array by incrementing the pointers */
+        if (flags == UNITY_ARRAY_TO_ARRAY)
+        {
+            expected = (UNITY_INTERNAL_PTR)((const char*)expected + increment);
+        }
+        actual = (UNITY_INTERNAL_PTR)((const char*)actual + increment);
+    }
+}
+
+/*-----------------------------------------------*/
+#ifndef UNITY_EXCLUDE_FLOAT
+/* Wrap this define in a function with variable types as float or double */
+#define UNITY_FLOAT_OR_DOUBLE_WITHIN(delta, expected, actual, diff)                           \
+    if (isinf(expected) && isinf(actual) && (((expected) < 0) == ((actual) < 0))) return 1;   \
+    if (UNITY_NAN_CHECK) return 1;                                                            \
+    (diff) = (actual) - (expected);                                                           \
+    if ((diff) < 0) (diff) = -(diff);                                                         \
+    if ((delta) < 0) (delta) = -(delta);                                                      \
+    return !(isnan(diff) || isinf(diff) || ((diff) > (delta)))
+    /* This first part of this condition will catch any NaN or Infinite values */
+#ifndef UNITY_NAN_NOT_EQUAL_NAN
+  #define UNITY_NAN_CHECK isnan(expected) && isnan(actual)
+#else
+  #define UNITY_NAN_CHECK 0
+#endif
+
+#ifndef UNITY_EXCLUDE_FLOAT_PRINT
+  #define UNITY_PRINT_EXPECTED_AND_ACTUAL_FLOAT(expected, actual) \
+  {                                                               \
+    UnityPrint(UnityStrExpected);                                 \
+    UnityPrintFloat(expected);                                    \
+    UnityPrint(UnityStrWas);                                      \
+    UnityPrintFloat(actual); }
+#else
+  #define UNITY_PRINT_EXPECTED_AND_ACTUAL_FLOAT(expected, actual) \
+    UnityPrint(UnityStrDelta)
+#endif /* UNITY_EXCLUDE_FLOAT_PRINT */
+
+/*-----------------------------------------------*/
+static int UnityFloatsWithin(UNITY_FLOAT delta, UNITY_FLOAT expected, UNITY_FLOAT actual)
+{
+    UNITY_FLOAT diff;
+    UNITY_FLOAT_OR_DOUBLE_WITHIN(delta, expected, actual, diff);
+}
+
+/*-----------------------------------------------*/
+void UnityAssertEqualFloatArray(UNITY_PTR_ATTRIBUTE const UNITY_FLOAT* expected,
+                                UNITY_PTR_ATTRIBUTE const UNITY_FLOAT* actual,
+                                const UNITY_UINT32 num_elements,
+                                const char* msg,
+                                const UNITY_LINE_TYPE lineNumber,
+                                const UNITY_FLAGS_T flags)
+{
+    UNITY_UINT32 elements = num_elements;
+    UNITY_PTR_ATTRIBUTE const UNITY_FLOAT* ptr_expected = expected;
+    UNITY_PTR_ATTRIBUTE const UNITY_FLOAT* ptr_actual = actual;
+
+    RETURN_IF_FAIL_OR_IGNORE;
+
+    if (elements == 0)
+    {
+        UnityPrintPointlessAndBail();
+    }
+
+    if (expected == actual)
+    {
+        return; /* Both are NULL or same pointer */
+    }
+
+    if (UnityIsOneArrayNull((UNITY_INTERNAL_PTR)expected, (UNITY_INTERNAL_PTR)actual, lineNumber, msg))
+    {
+        UNITY_FAIL_AND_BAIL;
+    }
+
+    while (elements--)
+    {
+        if (!UnityFloatsWithin(*ptr_expected * UNITY_FLOAT_PRECISION, *ptr_expected, *ptr_actual))
+        {
+            UnityTestResultsFailBegin(lineNumber);
+            UnityPrint(UnityStrElement);
+            UnityPrintNumberUnsigned(num_elements - elements - 1);
+            UNITY_PRINT_EXPECTED_AND_ACTUAL_FLOAT((UNITY_DOUBLE)*ptr_expected, (UNITY_DOUBLE)*ptr_actual);
+            UnityAddMsgIfSpecified(msg);
+            UNITY_FAIL_AND_BAIL;
+        }
+        if (flags == UNITY_ARRAY_TO_ARRAY)
+        {
+            ptr_expected++;
+        }
+        ptr_actual++;
+    }
+}
+
+/*-----------------------------------------------*/
+void UnityAssertFloatsWithin(const UNITY_FLOAT delta,
+                             const UNITY_FLOAT expected,
+                             const UNITY_FLOAT actual,
+                             const char* msg,
+                             const UNITY_LINE_TYPE lineNumber)
+{
+    RETURN_IF_FAIL_OR_IGNORE;
+
+
+    if (!UnityFloatsWithin(delta, expected, actual))
+    {
+        UnityTestResultsFailBegin(lineNumber);
+        UNITY_PRINT_EXPECTED_AND_ACTUAL_FLOAT((UNITY_DOUBLE)expected, (UNITY_DOUBLE)actual);
+        UnityAddMsgIfSpecified(msg);
+        UNITY_FAIL_AND_BAIL;
+    }
+}
+
+/*-----------------------------------------------*/
+void UnityAssertFloatSpecial(const UNITY_FLOAT actual,
+                             const char* msg,
+                             const UNITY_LINE_TYPE lineNumber,
+                             const UNITY_FLOAT_TRAIT_T style)
+{
+    const char* trait_names[] = {UnityStrInf, UnityStrNegInf, UnityStrNaN, UnityStrDet};
+    UNITY_INT should_be_trait = ((UNITY_INT)style & 1);
+    UNITY_INT is_trait        = !should_be_trait;
+    UNITY_INT trait_index     = (UNITY_INT)(style >> 1);
+
+    RETURN_IF_FAIL_OR_IGNORE;
+
+    switch (style)
+    {
+        case UNITY_FLOAT_IS_INF:
+        case UNITY_FLOAT_IS_NOT_INF:
+            is_trait = isinf(actual) && (actual > 0);
+            break;
+        case UNITY_FLOAT_IS_NEG_INF:
+        case UNITY_FLOAT_IS_NOT_NEG_INF:
+            is_trait = isinf(actual) && (actual < 0);
+            break;
+
+        case UNITY_FLOAT_IS_NAN:
+        case UNITY_FLOAT_IS_NOT_NAN:
+            is_trait = isnan(actual) ? 1 : 0;
+            break;
+
+        case UNITY_FLOAT_IS_DET: /* A determinate number is non infinite and not NaN. */
+        case UNITY_FLOAT_IS_NOT_DET:
+            is_trait = !isinf(actual) && !isnan(actual);
+            break;
+
+        default:
+            trait_index = 0;
+            trait_names[0] = UnityStrInvalidFloatTrait;
+            break;
+    }
+
+    if (is_trait != should_be_trait)
+    {
+        UnityTestResultsFailBegin(lineNumber);
+        UnityPrint(UnityStrExpected);
+        if (!should_be_trait)
+        {
+            UnityPrint(UnityStrNot);
+        }
+        UnityPrint(trait_names[trait_index]);
+        UnityPrint(UnityStrWas);
+#ifndef UNITY_EXCLUDE_FLOAT_PRINT
+        UnityPrintFloat((UNITY_DOUBLE)actual);
+#else
+        if (should_be_trait)
+        {
+            UnityPrint(UnityStrNot);
+        }
+        UnityPrint(trait_names[trait_index]);
+#endif
+        UnityAddMsgIfSpecified(msg);
+        UNITY_FAIL_AND_BAIL;
+    }
+}
+
+#endif /* not UNITY_EXCLUDE_FLOAT */
+
+/*-----------------------------------------------*/
+#ifndef UNITY_EXCLUDE_DOUBLE
+static int UnityDoublesWithin(UNITY_DOUBLE delta, UNITY_DOUBLE expected, UNITY_DOUBLE actual)
+{
+    UNITY_DOUBLE diff;
+    UNITY_FLOAT_OR_DOUBLE_WITHIN(delta, expected, actual, diff);
+}
+
+/*-----------------------------------------------*/
+void UnityAssertEqualDoubleArray(UNITY_PTR_ATTRIBUTE const UNITY_DOUBLE* expected,
+                                 UNITY_PTR_ATTRIBUTE const UNITY_DOUBLE* actual,
+                                 const UNITY_UINT32 num_elements,
+                                 const char* msg,
+                                 const UNITY_LINE_TYPE lineNumber,
+                                 const UNITY_FLAGS_T flags)
+{
+    UNITY_UINT32 elements = num_elements;
+    UNITY_PTR_ATTRIBUTE const UNITY_DOUBLE* ptr_expected = expected;
+    UNITY_PTR_ATTRIBUTE const UNITY_DOUBLE* ptr_actual = actual;
+
+    RETURN_IF_FAIL_OR_IGNORE;
+
+    if (elements == 0)
+    {
+        UnityPrintPointlessAndBail();
+    }
+
+    if (expected == actual)
+    {
+        return; /* Both are NULL or same pointer */
+    }
+
+    if (UnityIsOneArrayNull((UNITY_INTERNAL_PTR)expected, (UNITY_INTERNAL_PTR)actual, lineNumber, msg))
+    {
+        UNITY_FAIL_AND_BAIL;
+    }
+
+    while (elements--)
+    {
+        if (!UnityDoublesWithin(*ptr_expected * UNITY_DOUBLE_PRECISION, *ptr_expected, *ptr_actual))
+        {
+            UnityTestResultsFailBegin(lineNumber);
+            UnityPrint(UnityStrElement);
+            UnityPrintNumberUnsigned(num_elements - elements - 1);
+            UNITY_PRINT_EXPECTED_AND_ACTUAL_FLOAT(*ptr_expected, *ptr_actual);
+            UnityAddMsgIfSpecified(msg);
+            UNITY_FAIL_AND_BAIL;
+        }
+        if (flags == UNITY_ARRAY_TO_ARRAY)
+        {
+            ptr_expected++;
+        }
+        ptr_actual++;
+    }
+}
+
+/*-----------------------------------------------*/
+void UnityAssertDoublesWithin(const UNITY_DOUBLE delta,
+                              const UNITY_DOUBLE expected,
+                              const UNITY_DOUBLE actual,
+                              const char* msg,
+                              const UNITY_LINE_TYPE lineNumber)
+{
+    RETURN_IF_FAIL_OR_IGNORE;
+
+    if (!UnityDoublesWithin(delta, expected, actual))
+    {
+        UnityTestResultsFailBegin(lineNumber);
+        UNITY_PRINT_EXPECTED_AND_ACTUAL_FLOAT(expected, actual);
+        UnityAddMsgIfSpecified(msg);
+        UNITY_FAIL_AND_BAIL;
+    }
+}
+
+/*-----------------------------------------------*/
+void UnityAssertDoubleSpecial(const UNITY_DOUBLE actual,
+                              const char* msg,
+                              const UNITY_LINE_TYPE lineNumber,
+                              const UNITY_FLOAT_TRAIT_T style)
+{
+    const char* trait_names[] = {UnityStrInf, UnityStrNegInf, UnityStrNaN, UnityStrDet};
+    UNITY_INT should_be_trait = ((UNITY_INT)style & 1);
+    UNITY_INT is_trait        = !should_be_trait;
+    UNITY_INT trait_index     = (UNITY_INT)(style >> 1);
+
+    RETURN_IF_FAIL_OR_IGNORE;
+
+    switch (style)
+    {
+        case UNITY_FLOAT_IS_INF:
+        case UNITY_FLOAT_IS_NOT_INF:
+            is_trait = isinf(actual) && (actual > 0);
+            break;
+        case UNITY_FLOAT_IS_NEG_INF:
+        case UNITY_FLOAT_IS_NOT_NEG_INF:
+            is_trait = isinf(actual) && (actual < 0);
+            break;
+
+        case UNITY_FLOAT_IS_NAN:
+        case UNITY_FLOAT_IS_NOT_NAN:
+            is_trait = isnan(actual) ? 1 : 0;
+            break;
+
+        case UNITY_FLOAT_IS_DET: /* A determinate number is non infinite and not NaN. */
+        case UNITY_FLOAT_IS_NOT_DET:
+            is_trait = !isinf(actual) && !isnan(actual);
+            break;
+
+        default:
+            trait_index = 0;
+            trait_names[0] = UnityStrInvalidFloatTrait;
+            break;
+    }
+
+    if (is_trait != should_be_trait)
+    {
+        UnityTestResultsFailBegin(lineNumber);
+        UnityPrint(UnityStrExpected);
+        if (!should_be_trait)
+        {
+            UnityPrint(UnityStrNot);
+        }
+        UnityPrint(trait_names[trait_index]);
+        UnityPrint(UnityStrWas);
+#ifndef UNITY_EXCLUDE_FLOAT_PRINT
+        UnityPrintFloat(actual);
+#else
+        if (should_be_trait)
+        {
+            UnityPrint(UnityStrNot);
+        }
+        UnityPrint(trait_names[trait_index]);
+#endif
+        UnityAddMsgIfSpecified(msg);
+        UNITY_FAIL_AND_BAIL;
+    }
+}
+
+#endif /* not UNITY_EXCLUDE_DOUBLE */
+
+/*-----------------------------------------------*/
+void UnityAssertNumbersWithin(const UNITY_UINT delta,
+                              const UNITY_INT expected,
+                              const UNITY_INT actual,
+                              const char* msg,
+                              const UNITY_LINE_TYPE lineNumber,
+                              const UNITY_DISPLAY_STYLE_T style)
+{
+    RETURN_IF_FAIL_OR_IGNORE;
+
+    if ((style & UNITY_DISPLAY_RANGE_INT) == UNITY_DISPLAY_RANGE_INT)
+    {
+        if (actual > expected)
+        {
+            Unity.CurrentTestFailed = (((UNITY_UINT)actual - (UNITY_UINT)expected) > delta);
+        }
+        else
+        {
+            Unity.CurrentTestFailed = (((UNITY_UINT)expected - (UNITY_UINT)actual) > delta);
+        }
+    }
+    else
+    {
+        if ((UNITY_UINT)actual > (UNITY_UINT)expected)
+        {
+            Unity.CurrentTestFailed = (((UNITY_UINT)actual - (UNITY_UINT)expected) > delta);
+        }
+        else
+        {
+            Unity.CurrentTestFailed = (((UNITY_UINT)expected - (UNITY_UINT)actual) > delta);
+        }
+    }
+
+    if (Unity.CurrentTestFailed)
+    {
+        UnityTestResultsFailBegin(lineNumber);
+        UnityPrint(UnityStrDelta);
+        UnityPrintNumberByStyle((UNITY_INT)delta, style);
+        UnityPrint(UnityStrExpected);
+        UnityPrintNumberByStyle(expected, style);
+        UnityPrint(UnityStrWas);
+        UnityPrintNumberByStyle(actual, style);
+        UnityAddMsgIfSpecified(msg);
+        UNITY_FAIL_AND_BAIL;
+    }
+}
+
+/*-----------------------------------------------*/
+void UnityAssertNumbersArrayWithin(const UNITY_UINT delta,
+                                   UNITY_INTERNAL_PTR expected,
+                                   UNITY_INTERNAL_PTR actual,
+                                   const UNITY_UINT32 num_elements,
+                                   const char* msg,
+                                   const UNITY_LINE_TYPE lineNumber,
+                                   const UNITY_DISPLAY_STYLE_T style,
+                                   const UNITY_FLAGS_T flags)
+{
+    UNITY_UINT32 elements = num_elements;
+    unsigned int length   = style & 0xF;
+    unsigned int increment = 0;
+
+    RETURN_IF_FAIL_OR_IGNORE;
+
+    if (num_elements == 0)
+    {
+        UnityPrintPointlessAndBail();
+    }
+
+    if (expected == actual)
+    {
+        return; /* Both are NULL or same pointer */
+    }
+
+    if (UnityIsOneArrayNull(expected, actual, lineNumber, msg))
+    {
+        UNITY_FAIL_AND_BAIL;
+    }
+
+    while ((elements > 0) && (elements--))
+    {
+        UNITY_INT expect_val;
+        UNITY_INT actual_val;
+
+        switch (length)
+        {
+            case 1:
+                expect_val = *(UNITY_PTR_ATTRIBUTE const UNITY_INT8*)expected;
+                actual_val = *(UNITY_PTR_ATTRIBUTE const UNITY_INT8*)actual;
+                increment  = sizeof(UNITY_INT8);
+                break;
+
+            case 2:
+                expect_val = *(UNITY_PTR_ATTRIBUTE const UNITY_INT16*)expected;
+                actual_val = *(UNITY_PTR_ATTRIBUTE const UNITY_INT16*)actual;
+                increment  = sizeof(UNITY_INT16);
+                break;
+
+#ifdef UNITY_SUPPORT_64
+            case 8:
+                expect_val = *(UNITY_PTR_ATTRIBUTE const UNITY_INT64*)expected;
+                actual_val = *(UNITY_PTR_ATTRIBUTE const UNITY_INT64*)actual;
+                increment  = sizeof(UNITY_INT64);
+                break;
+#endif
+
+            default: /* default is length 4 bytes */
+            case 4:
+                expect_val = *(UNITY_PTR_ATTRIBUTE const UNITY_INT32*)expected;
+                actual_val = *(UNITY_PTR_ATTRIBUTE const UNITY_INT32*)actual;
+                increment  = sizeof(UNITY_INT32);
+                length = 4;
+                break;
+        }
+
+        if ((style & UNITY_DISPLAY_RANGE_INT) == UNITY_DISPLAY_RANGE_INT)
+        {
+            if (actual_val > expect_val)
+            {
+                Unity.CurrentTestFailed = (((UNITY_UINT)actual_val - (UNITY_UINT)expect_val) > delta);
+            }
+            else
+            {
+                Unity.CurrentTestFailed = (((UNITY_UINT)expect_val - (UNITY_UINT)actual_val) > delta);
+            }
+        }
+        else
+        {
+            if ((UNITY_UINT)actual_val > (UNITY_UINT)expect_val)
+            {
+                Unity.CurrentTestFailed = (((UNITY_UINT)actual_val - (UNITY_UINT)expect_val) > delta);
+            }
+            else
+            {
+                Unity.CurrentTestFailed = (((UNITY_UINT)expect_val - (UNITY_UINT)actual_val) > delta);
+            }
+        }
+
+        if (Unity.CurrentTestFailed)
+        {
+            if ((style & UNITY_DISPLAY_RANGE_UINT) && (length < (UNITY_INT_WIDTH / 8)))
+            {   /* For UINT, remove sign extension (padding 1's) from signed type casts above */
+                UNITY_INT mask = 1;
+                mask = (mask << 8 * length) - 1;
+                expect_val &= mask;
+                actual_val &= mask;
+            }
+            UnityTestResultsFailBegin(lineNumber);
+            UnityPrint(UnityStrDelta);
+            UnityPrintNumberByStyle((UNITY_INT)delta, style);
+            UnityPrint(UnityStrElement);
+            UnityPrintNumberUnsigned(num_elements - elements - 1);
+            UnityPrint(UnityStrExpected);
+            UnityPrintNumberByStyle(expect_val, style);
+            UnityPrint(UnityStrWas);
+            UnityPrintNumberByStyle(actual_val, style);
+            UnityAddMsgIfSpecified(msg);
+            UNITY_FAIL_AND_BAIL;
+        }
+        /* Walk through array by incrementing the pointers */
+        if (flags == UNITY_ARRAY_TO_ARRAY)
+        {
+            expected = (UNITY_INTERNAL_PTR)((const char*)expected + increment);
+        }
+        actual = (UNITY_INTERNAL_PTR)((const char*)actual + increment);
+    }
+}
+
+/*-----------------------------------------------*/
+void UnityAssertEqualString(const char* expected,
+                            const char* actual,
+                            const char* msg,
+                            const UNITY_LINE_TYPE lineNumber)
+{
+    UNITY_UINT32 i;
+
+    RETURN_IF_FAIL_OR_IGNORE;
+
+    /* if both pointers not null compare the strings */
+    if (expected && actual)
+    {
+        for (i = 0; expected[i] || actual[i]; i++)
+        {
+            if (expected[i] != actual[i])
+            {
+                Unity.CurrentTestFailed = 1;
+                break;
+            }
+        }
+    }
+    else
+    { /* handle case of one pointers being null (if both null, test should pass) */
+        if (expected != actual)
+        {
+            Unity.CurrentTestFailed = 1;
+        }
+    }
+
+    if (Unity.CurrentTestFailed)
+    {
+        UnityTestResultsFailBegin(lineNumber);
+        UnityPrintExpectedAndActualStrings(expected, actual);
+        UnityAddMsgIfSpecified(msg);
+        UNITY_FAIL_AND_BAIL;
+    }
+}
+
+/*-----------------------------------------------*/
+void UnityAssertEqualStringLen(const char* expected,
+                               const char* actual,
+                               const UNITY_UINT32 length,
+                               const char* msg,
+                               const UNITY_LINE_TYPE lineNumber)
+{
+    UNITY_UINT32 i;
+
+    RETURN_IF_FAIL_OR_IGNORE;
+
+    /* if both pointers not null compare the strings */
+    if (expected && actual)
+    {
+        for (i = 0; (i < length) && (expected[i] || actual[i]); i++)
+        {
+            if (expected[i] != actual[i])
+            {
+                Unity.CurrentTestFailed = 1;
+                break;
+            }
+        }
+    }
+    else
+    { /* handle case of one pointers being null (if both null, test should pass) */
+        if (expected != actual)
+        {
+            Unity.CurrentTestFailed = 1;
+        }
+    }
+
+    if (Unity.CurrentTestFailed)
+    {
+        UnityTestResultsFailBegin(lineNumber);
+        UnityPrintExpectedAndActualStringsLen(expected, actual, length);
+        UnityAddMsgIfSpecified(msg);
+        UNITY_FAIL_AND_BAIL;
+    }
+}
+
+/*-----------------------------------------------*/
+void UnityAssertEqualStringArray(UNITY_INTERNAL_PTR expected,
+                                 const char** actual,
+                                 const UNITY_UINT32 num_elements,
+                                 const char* msg,
+                                 const UNITY_LINE_TYPE lineNumber,
+                                 const UNITY_FLAGS_T flags)
+{
+    UNITY_UINT32 i = 0;
+    UNITY_UINT32 j = 0;
+    const char* expd = NULL;
+    const char* act = NULL;
+
+    RETURN_IF_FAIL_OR_IGNORE;
+
+    /* if no elements, it's an error */
+    if (num_elements == 0)
+    {
+        UnityPrintPointlessAndBail();
+    }
+
+    if ((const void*)expected == (const void*)actual)
+    {
+        return; /* Both are NULL or same pointer */
+    }
+
+    if (UnityIsOneArrayNull((UNITY_INTERNAL_PTR)expected, (UNITY_INTERNAL_PTR)actual, lineNumber, msg))
+    {
+        UNITY_FAIL_AND_BAIL;
+    }
+
+    if (flags != UNITY_ARRAY_TO_ARRAY)
+    {
+        expd = (const char*)expected;
+    }
+
+    do
+    {
+        act = actual[j];
+        if (flags == UNITY_ARRAY_TO_ARRAY)
+        {
+            expd = ((const char* const*)expected)[j];
+        }
+
+        /* if both pointers not null compare the strings */
+        if (expd && act)
+        {
+            for (i = 0; expd[i] || act[i]; i++)
+            {
+                if (expd[i] != act[i])
+                {
+                    Unity.CurrentTestFailed = 1;
+                    break;
+                }
+            }
+        }
+        else
+        { /* handle case of one pointers being null (if both null, test should pass) */
+            if (expd != act)
+            {
+                Unity.CurrentTestFailed = 1;
+            }
+        }
+
+        if (Unity.CurrentTestFailed)
+        {
+            UnityTestResultsFailBegin(lineNumber);
+            if (num_elements > 1)
+            {
+                UnityPrint(UnityStrElement);
+                UnityPrintNumberUnsigned(j);
+            }
+            UnityPrintExpectedAndActualStrings(expd, act);
+            UnityAddMsgIfSpecified(msg);
+            UNITY_FAIL_AND_BAIL;
+        }
+    } while (++j < num_elements);
+}
+
+/*-----------------------------------------------*/
+void UnityAssertEqualMemory(UNITY_INTERNAL_PTR expected,
+                            UNITY_INTERNAL_PTR actual,
+                            const UNITY_UINT32 length,
+                            const UNITY_UINT32 num_elements,
+                            const char* msg,
+                            const UNITY_LINE_TYPE lineNumber,
+                            const UNITY_FLAGS_T flags)
+{
+    UNITY_PTR_ATTRIBUTE const unsigned char* ptr_exp = (UNITY_PTR_ATTRIBUTE const unsigned char*)expected;
+    UNITY_PTR_ATTRIBUTE const unsigned char* ptr_act = (UNITY_PTR_ATTRIBUTE const unsigned char*)actual;
+    UNITY_UINT32 elements = num_elements;
+    UNITY_UINT32 bytes;
+
+    RETURN_IF_FAIL_OR_IGNORE;
+
+    if ((elements == 0) || (length == 0))
+    {
+        UnityPrintPointlessAndBail();
+    }
+
+    if (expected == actual)
+    {
+        return; /* Both are NULL or same pointer */
+    }
+
+    if (UnityIsOneArrayNull(expected, actual, lineNumber, msg))
+    {
+        UNITY_FAIL_AND_BAIL;
+    }
+
+    while (elements--)
+    {
+        bytes = length;
+        while (bytes--)
+        {
+            if (*ptr_exp != *ptr_act)
+            {
+                UnityTestResultsFailBegin(lineNumber);
+                UnityPrint(UnityStrMemory);
+                if (num_elements > 1)
+                {
+                    UnityPrint(UnityStrElement);
+                    UnityPrintNumberUnsigned(num_elements - elements - 1);
+                }
+                UnityPrint(UnityStrByte);
+                UnityPrintNumberUnsigned(length - bytes - 1);
+                UnityPrint(UnityStrExpected);
+                UnityPrintNumberByStyle(*ptr_exp, UNITY_DISPLAY_STYLE_HEX8);
+                UnityPrint(UnityStrWas);
+                UnityPrintNumberByStyle(*ptr_act, UNITY_DISPLAY_STYLE_HEX8);
+                UnityAddMsgIfSpecified(msg);
+                UNITY_FAIL_AND_BAIL;
+            }
+            ptr_exp++;
+            ptr_act++;
+        }
+        if (flags == UNITY_ARRAY_TO_VAL)
+        {
+            ptr_exp = (UNITY_PTR_ATTRIBUTE const unsigned char*)expected;
+        }
+    }
+}
+
+/*-----------------------------------------------*/
+
+static union
+{
+    UNITY_INT8 i8;
+    UNITY_INT16 i16;
+    UNITY_INT32 i32;
+#ifdef UNITY_SUPPORT_64
+    UNITY_INT64 i64;
+#endif
+#ifndef UNITY_EXCLUDE_FLOAT
+    float f;
+#endif
+#ifndef UNITY_EXCLUDE_DOUBLE
+    double d;
+#endif
+} UnityQuickCompare;
+
+UNITY_INTERNAL_PTR UnityNumToPtr(const UNITY_INT num, const UNITY_UINT8 size)
+{
+    switch(size)
+    {
+        case 1:
+            UnityQuickCompare.i8 = (UNITY_INT8)num;
+            return (UNITY_INTERNAL_PTR)(&UnityQuickCompare.i8);
+
+        case 2:
+            UnityQuickCompare.i16 = (UNITY_INT16)num;
+            return (UNITY_INTERNAL_PTR)(&UnityQuickCompare.i16);
+
+#ifdef UNITY_SUPPORT_64
+        case 8:
+            UnityQuickCompare.i64 = (UNITY_INT64)num;
+            return (UNITY_INTERNAL_PTR)(&UnityQuickCompare.i64);
+#endif
+
+        default: /* 4 bytes */
+            UnityQuickCompare.i32 = (UNITY_INT32)num;
+            return (UNITY_INTERNAL_PTR)(&UnityQuickCompare.i32);
+    }
+}
+
+#ifndef UNITY_EXCLUDE_FLOAT
+/*-----------------------------------------------*/
+UNITY_INTERNAL_PTR UnityFloatToPtr(const float num)
+{
+    UnityQuickCompare.f = num;
+    return (UNITY_INTERNAL_PTR)(&UnityQuickCompare.f);
+}
+#endif
+
+#ifndef UNITY_EXCLUDE_DOUBLE
+/*-----------------------------------------------*/
+UNITY_INTERNAL_PTR UnityDoubleToPtr(const double num)
+{
+    UnityQuickCompare.d = num;
+    return (UNITY_INTERNAL_PTR)(&UnityQuickCompare.d);
+}
+#endif
+
+/*-----------------------------------------------
+ * Control Functions
+ *-----------------------------------------------*/
+
+/*-----------------------------------------------*/
+void UnityFail(const char* msg, const UNITY_LINE_TYPE line)
+{
+    RETURN_IF_FAIL_OR_IGNORE;
+
+    UnityTestResultsBegin(Unity.TestFile, line);
+    UnityPrint(UnityStrFail);
+    if (msg != NULL)
+    {
+        UNITY_OUTPUT_CHAR(':');
+
+#ifndef UNITY_EXCLUDE_DETAILS
+        if (Unity.CurrentDetail1)
+        {
+            UnityPrint(UnityStrDetail1Name);
+            UnityPrint(Unity.CurrentDetail1);
+            if (Unity.CurrentDetail2)
+            {
+                UnityPrint(UnityStrDetail2Name);
+                UnityPrint(Unity.CurrentDetail2);
+            }
+            UnityPrint(UnityStrSpacer);
+        }
+#endif
+        if (msg[0] != ' ')
+        {
+            UNITY_OUTPUT_CHAR(' ');
+        }
+        UnityPrint(msg);
+    }
+
+    UNITY_FAIL_AND_BAIL;
+}
+
+/*-----------------------------------------------*/
+void UnityIgnore(const char* msg, const UNITY_LINE_TYPE line)
+{
+    RETURN_IF_FAIL_OR_IGNORE;
+
+    UnityTestResultsBegin(Unity.TestFile, line);
+    UnityPrint(UnityStrIgnore);
+    if (msg != NULL)
+    {
+        UNITY_OUTPUT_CHAR(':');
+        UNITY_OUTPUT_CHAR(' ');
+        UnityPrint(msg);
+    }
+    UNITY_IGNORE_AND_BAIL;
+}
+
+/*-----------------------------------------------*/
+void UnityMessage(const char* msg, const UNITY_LINE_TYPE line)
+{
+    UnityTestResultsBegin(Unity.TestFile, line);
+    UnityPrint("INFO");
+    if (msg != NULL)
+    {
+      UNITY_OUTPUT_CHAR(':');
+      UNITY_OUTPUT_CHAR(' ');
+      UnityPrint(msg);
+    }
+    UNITY_PRINT_EOL();
+}
+
+/*-----------------------------------------------*/
+/* If we have not defined our own test runner, then include our default test runner to make life easier */
+#ifndef UNITY_SKIP_DEFAULT_RUNNER
+void UnityDefaultTestRun(UnityTestFunction Func, const char* FuncName, const int FuncLineNum)
+{
+    Unity.CurrentTestName = FuncName;
+    Unity.CurrentTestLineNumber = (UNITY_LINE_TYPE)FuncLineNum;
+    Unity.NumberOfTests++;
+    UNITY_CLR_DETAILS();
+    UNITY_EXEC_TIME_START();
+    if (TEST_PROTECT())
+    {
+        setUp();
+        Func();
+    }
+    if (TEST_PROTECT())
+    {
+        tearDown();
+    }
+    UNITY_EXEC_TIME_STOP();
+    UnityConcludeTest();
+}
+#endif
+
+/*-----------------------------------------------*/
+void UnitySetTestFile(const char* filename)
+{
+	Unity.TestFile = filename;
+}
+
+/*-----------------------------------------------*/
+void UnityBegin(const char* filename)
+{
+    Unity.TestFile = filename;
+    Unity.CurrentTestName = NULL;
+    Unity.CurrentTestLineNumber = 0;
+    Unity.NumberOfTests = 0;
+    Unity.TestFailures = 0;
+    Unity.TestIgnores = 0;
+    Unity.CurrentTestFailed = 0;
+    Unity.CurrentTestIgnored = 0;
+
+    UNITY_CLR_DETAILS();
+    UNITY_OUTPUT_START();
+}
+
+/*-----------------------------------------------*/
+int UnityEnd(void)
+{
+    UNITY_PRINT_EOL();
+    UnityPrint(UnityStrBreaker);
+    UNITY_PRINT_EOL();
+    UnityPrintNumber((UNITY_INT)(Unity.NumberOfTests));
+    UnityPrint(UnityStrResultsTests);
+    UnityPrintNumber((UNITY_INT)(Unity.TestFailures));
+    UnityPrint(UnityStrResultsFailures);
+    UnityPrintNumber((UNITY_INT)(Unity.TestIgnores));
+    UnityPrint(UnityStrResultsIgnored);
+    UNITY_PRINT_EOL();
+    if (Unity.TestFailures == 0U)
+    {
+        UnityPrint(UnityStrOk);
+    }
+    else
+    {
+        UnityPrint(UnityStrFail);
+#ifdef UNITY_DIFFERENTIATE_FINAL_FAIL
+        UNITY_OUTPUT_CHAR('E'); UNITY_OUTPUT_CHAR('D');
+#endif
+    }
+    UNITY_PRINT_EOL();
+    UNITY_FLUSH_CALL();
+    UNITY_OUTPUT_COMPLETE();
+    return (int)(Unity.TestFailures);
+}
+
+/*-----------------------------------------------
+ * Command Line Argument Support
+ *-----------------------------------------------*/
+#ifdef UNITY_USE_COMMAND_LINE_ARGS
+
+char* UnityOptionIncludeNamed = NULL;
+char* UnityOptionExcludeNamed = NULL;
+int UnityVerbosity            = 1;
+
+/*-----------------------------------------------*/
+int UnityParseOptions(int argc, char** argv)
+{
+    int i;
+    UnityOptionIncludeNamed = NULL;
+    UnityOptionExcludeNamed = NULL;
+
+    for (i = 1; i < argc; i++)
+    {
+        if (argv[i][0] == '-')
+        {
+            switch (argv[i][1])
+            {
+                case 'l': /* list tests */
+                    return -1;
+                case 'n': /* include tests with name including this string */
+                case 'f': /* an alias for -n */
+                    if (argv[i][2] == '=')
+                    {
+                        UnityOptionIncludeNamed = &argv[i][3];
+                    }
+                    else if (++i < argc)
+                    {
+                        UnityOptionIncludeNamed = argv[i];
+                    }
+                    else
+                    {
+                        UnityPrint("ERROR: No Test String to Include Matches For");
+                        UNITY_PRINT_EOL();
+                        return 1;
+                    }
+                    break;
+                case 'q': /* quiet */
+                    UnityVerbosity = 0;
+                    break;
+                case 'v': /* verbose */
+                    UnityVerbosity = 2;
+                    break;
+                case 'x': /* exclude tests with name including this string */
+                    if (argv[i][2] == '=')
+                    {
+                        UnityOptionExcludeNamed = &argv[i][3];
+                    }
+                    else if (++i < argc)
+                    {
+                        UnityOptionExcludeNamed = argv[i];
+                    }
+                    else
+                    {
+                        UnityPrint("ERROR: No Test String to Exclude Matches For");
+                        UNITY_PRINT_EOL();
+                        return 1;
+                    }
+                    break;
+                default:
+                    UnityPrint("ERROR: Unknown Option ");
+                    UNITY_OUTPUT_CHAR(argv[i][1]);
+                    UNITY_PRINT_EOL();
+                    return 1;
+            }
+        }
+    }
+
+    return 0;
+}
+
+/*-----------------------------------------------*/
+int IsStringInBiggerString(const char* longstring, const char* shortstring)
+{
+    const char* lptr = longstring;
+    const char* sptr = shortstring;
+    const char* lnext = lptr;
+
+    if (*sptr == '*')
+    {
+        return 1;
+    }
+
+    while (*lptr)
+    {
+        lnext = lptr + 1;
+
+        /* If they current bytes match, go on to the next bytes */
+        while (*lptr && *sptr && (*lptr == *sptr))
+        {
+            lptr++;
+            sptr++;
+
+            /* We're done if we match the entire string or up to a wildcard */
+            if (*sptr == '*')
+                return 1;
+            if (*sptr == ',')
+                return 1;
+            if (*sptr == '"')
+                return 1;
+            if (*sptr == '\'')
+                return 1;
+            if (*sptr == ':')
+                return 2;
+            if (*sptr == 0)
+                return 1;
+        }
+
+        /* Otherwise we start in the long pointer 1 character further and try again */
+        lptr = lnext;
+        sptr = shortstring;
+    }
+
+    return 0;
+}
+
+/*-----------------------------------------------*/
+int UnityStringArgumentMatches(const char* str)
+{
+    int retval;
+    const char* ptr1;
+    const char* ptr2;
+    const char* ptrf;
+
+    /* Go through the options and get the substrings for matching one at a time */
+    ptr1 = str;
+    while (ptr1[0] != 0)
+    {
+        if ((ptr1[0] == '"') || (ptr1[0] == '\''))
+        {
+            ptr1++;
+        }
+
+        /* look for the start of the next partial */
+        ptr2 = ptr1;
+        ptrf = 0;
+        do
+        {
+            ptr2++;
+            if ((ptr2[0] == ':') && (ptr2[1] != 0) && (ptr2[0] != '\'') && (ptr2[0] != '"') && (ptr2[0] != ','))
+            {
+                ptrf = &ptr2[1];
+            }
+        } while ((ptr2[0] != 0) && (ptr2[0] != '\'') && (ptr2[0] != '"') && (ptr2[0] != ','));
+
+        while ((ptr2[0] != 0) && ((ptr2[0] == ':') || (ptr2[0] == '\'') || (ptr2[0] == '"') || (ptr2[0] == ',')))
+        {
+            ptr2++;
+        }
+
+        /* done if complete filename match */
+        retval = IsStringInBiggerString(Unity.TestFile, ptr1);
+        if (retval == 1)
+        {
+            return retval;
+        }
+
+        /* done if testname match after filename partial match */
+        if ((retval == 2) && (ptrf != 0))
+        {
+            if (IsStringInBiggerString(Unity.CurrentTestName, ptrf))
+            {
+                return 1;
+            }
+        }
+
+        /* done if complete testname match */
+        if (IsStringInBiggerString(Unity.CurrentTestName, ptr1) == 1)
+        {
+            return 1;
+        }
+
+        ptr1 = ptr2;
+    }
+
+    /* we couldn't find a match for any substrings */
+    return 0;
+}
+
+/*-----------------------------------------------*/
+int UnityTestMatches(void)
+{
+    /* Check if this test name matches the included test pattern */
+    int retval;
+    if (UnityOptionIncludeNamed)
+    {
+        retval = UnityStringArgumentMatches(UnityOptionIncludeNamed);
+    }
+    else
+    {
+        retval = 1;
+    }
+
+    /* Check if this test name matches the excluded test pattern */
+    if (UnityOptionExcludeNamed)
+    {
+        if (UnityStringArgumentMatches(UnityOptionExcludeNamed))
+        {
+            retval = 0;
+        }
+    }
+
+    return retval;
+}
+
+#endif /* UNITY_USE_COMMAND_LINE_ARGS */
+/*-----------------------------------------------*/
diff --git a/vendor/_unity/src/unity_fixture.c b/vendor/_unity/src/unity_fixture.c
new file mode 100644
index 0000000..c3dda79
--- /dev/null
+++ b/vendor/_unity/src/unity_fixture.c
@@ -0,0 +1,310 @@
+/* Copyright (c) 2010 James Grenning and Contributed to Unity Project
+ * ==========================================
+ *  Unity Project - A Test Framework for C
+ *  Copyright (c) 2007 Mike Karlesky, Mark VanderVoord, Greg Williams
+ *  [Released under MIT License. Please refer to license.txt for details]
+ * ========================================== */
+
+#include "unity_fixture.h"
+#include "unity_internals.h"
+#include <string.h>
+
+struct UNITY_FIXTURE_T UnityFixture;
+
+/* If you decide to use the function pointer approach.
+ * Build with -D UNITY_OUTPUT_CHAR=outputChar and include <stdio.h>
+ * int (*outputChar)(int) = putchar; */
+
+void setUp(void)    { /*does nothing*/ }
+void tearDown(void) { /*does nothing*/ }
+
+static void announceTestRun(unsigned int runNumber)
+{
+    UnityPrint("Unity test run ");
+    UnityPrintNumberUnsigned(runNumber+1);
+    UnityPrint(" of ");
+    UnityPrintNumberUnsigned(UnityFixture.RepeatCount);
+    UNITY_PRINT_EOL();
+}
+
+int UnityMain(int argc, const char* argv[], void (*runAllTests)(void))
+{
+    int result = UnityGetCommandLineOptions(argc, argv);
+    unsigned int r;
+    if (result != 0)
+        return result;
+
+    for (r = 0; r < UnityFixture.RepeatCount; r++)
+    {
+        UnityBegin(argv[0]);
+        announceTestRun(r);
+        runAllTests();
+        if (!UnityFixture.Verbose) UNITY_PRINT_EOL();
+        UnityEnd();
+    }
+
+    return (int)Unity.TestFailures;
+}
+
+static int selected(const char* filter, const char* name)
+{
+    if (filter == 0)
+        return 1;
+    return strstr(name, filter) ? 1 : 0;
+}
+
+static int testSelected(const char* test)
+{
+    return selected(UnityFixture.NameFilter, test);
+}
+
+static int groupSelected(const char* group)
+{
+    return selected(UnityFixture.GroupFilter, group);
+}
+
+void UnityTestRunner(unityfunction* setup,
+                     unityfunction* testBody,
+                     unityfunction* teardown,
+                     const char* printableName,
+                     const char* group,
+                     const char* name,
+                     const char* file,
+                     unsigned int line)
+{
+    if (testSelected(name) && groupSelected(group))
+    {
+        Unity.TestFile = file;
+        Unity.CurrentTestName = printableName;
+        Unity.CurrentTestLineNumber = line;
+        if (UnityFixture.Verbose)
+        {
+            UnityPrint(printableName);
+        #ifndef UNITY_REPEAT_TEST_NAME
+            Unity.CurrentTestName = NULL;
+        #endif
+        }
+        else if (UnityFixture.Silent)
+        {
+            /* Do Nothing */
+        }
+        else
+        {
+            UNITY_OUTPUT_CHAR('.');
+        }
+
+        Unity.NumberOfTests++;
+        UnityPointer_Init();
+
+        UNITY_EXEC_TIME_START();
+
+        if (TEST_PROTECT())
+        {
+            setup();
+            testBody();
+        }
+        if (TEST_PROTECT())
+        {
+            teardown();
+        }
+        if (TEST_PROTECT())
+        {
+            UnityPointer_UndoAllSets();
+        }
+        UnityConcludeFixtureTest();
+    }
+}
+
+void UnityIgnoreTest(const char* printableName, const char* group, const char* name)
+{
+    if (testSelected(name) && groupSelected(group))
+    {
+        Unity.NumberOfTests++;
+        Unity.TestIgnores++;
+        if (UnityFixture.Verbose)
+        {
+            UnityPrint(printableName);
+            UNITY_PRINT_EOL();
+        }
+        else if (UnityFixture.Silent)
+        {
+            /* Do Nothing */
+        }
+        else
+        {
+            UNITY_OUTPUT_CHAR('!');
+        }
+    }
+}
+
+/*-------------------------------------------------------- */
+/*Automatic pointer restoration functions */
+struct PointerPair
+{
+    void** pointer;
+    void* old_value;
+};
+
+static struct PointerPair pointer_store[UNITY_MAX_POINTERS];
+static int pointer_index = 0;
+
+void UnityPointer_Init(void)
+{
+    pointer_index = 0;
+}
+
+void UnityPointer_Set(void** pointer, void* newValue, UNITY_LINE_TYPE line)
+{
+    if (pointer_index >= UNITY_MAX_POINTERS)
+    {
+        UNITY_TEST_FAIL(line, "Too many pointers set");
+    }
+    else
+    {
+        pointer_store[pointer_index].pointer = pointer;
+        pointer_store[pointer_index].old_value = *pointer;
+        *pointer = newValue;
+        pointer_index++;
+    }
+}
+
+void UnityPointer_UndoAllSets(void)
+{
+    while (pointer_index > 0)
+    {
+        pointer_index--;
+        *(pointer_store[pointer_index].pointer) =
+            pointer_store[pointer_index].old_value;
+    }
+}
+
+int UnityGetCommandLineOptions(int argc, const char* argv[])
+{
+    int i;
+    UnityFixture.Verbose = 0;
+    UnityFixture.Silent = 0;
+    UnityFixture.GroupFilter = 0;
+    UnityFixture.NameFilter = 0;
+    UnityFixture.RepeatCount = 1;
+
+    if (argc == 1)
+        return 0;
+
+    for (i = 1; i < argc; )
+    {
+        if (strcmp(argv[i], "-h") == 0 || strcmp(argv[i], "--help") == 0)
+        {
+            /* Usage */
+            UnityPrint("Runs a series of unit tests.");
+            UNITY_PRINT_EOL();
+            UNITY_PRINT_EOL();
+            UnityPrint("When no flag is specified, all tests are run.");
+            UNITY_PRINT_EOL();
+            UNITY_PRINT_EOL();
+            UnityPrint("Optional flags:");
+            UNITY_PRINT_EOL();
+            UnityPrint("  -v          Verbose output: show all tests executed even if they pass");
+            UNITY_PRINT_EOL();
+            UnityPrint("  -s          Silent mode: minimal output showing only test failures");
+            UNITY_PRINT_EOL();
+            UnityPrint("  -g NAME     Only run tests in groups that contain the string NAME");
+            UNITY_PRINT_EOL();
+            UnityPrint("  -n NAME     Only run tests whose name contains the string NAME");
+            UNITY_PRINT_EOL();
+            UnityPrint("  -r NUMBER   Repeatedly run all tests NUMBER times");
+            UNITY_PRINT_EOL();
+            UnityPrint("  -h, --help  Display this help message");
+            UNITY_PRINT_EOL();
+            UNITY_PRINT_EOL();
+#ifdef UNITY_CUSTOM_HELP_MSG
+            /* User-defined help message, e.g. to point to project-specific documentation */
+            UnityPrint(UNITY_CUSTOM_HELP_MSG);
+            UNITY_PRINT_EOL();
+#else
+            /* Default help suffix if a custom one is not defined */
+            UnityPrint("More information about Unity: https://www.throwtheswitch.org/unity");
+            UNITY_PRINT_EOL();
+#endif
+            return 1;  /* Exit without running the tests */
+        }
+        else if (strcmp(argv[i], "-v") == 0)
+        {
+            UnityFixture.Verbose = 1;
+            i++;
+        }
+        else if (strcmp(argv[i], "-s") == 0)
+        {
+            UnityFixture.Silent = 1;
+            i++;
+        }
+        else if (strcmp(argv[i], "-g") == 0)
+        {
+            i++;
+            if (i >= argc)
+                return 1;
+            UnityFixture.GroupFilter = argv[i];
+            i++;
+        }
+        else if (strcmp(argv[i], "-n") == 0)
+        {
+            i++;
+            if (i >= argc)
+                return 1;
+            UnityFixture.NameFilter = argv[i];
+            i++;
+        }
+        else if (strcmp(argv[i], "-r") == 0)
+        {
+            UnityFixture.RepeatCount = 2;
+            i++;
+            if (i < argc)
+            {
+                if (*(argv[i]) >= '0' && *(argv[i]) <= '9')
+                {
+                    unsigned int digit = 0;
+                    UnityFixture.RepeatCount = 0;
+                    while (argv[i][digit] >= '0' && argv[i][digit] <= '9')
+                    {
+                        UnityFixture.RepeatCount *= 10;
+                        UnityFixture.RepeatCount += (unsigned int)argv[i][digit++] - '0';
+                    }
+                    i++;
+                }
+            }
+        }
+        else
+        {
+            /* ignore unknown parameter */
+            i++;
+        }
+    }
+    return 0;
+}
+
+void UnityConcludeFixtureTest(void)
+{
+    if (Unity.CurrentTestIgnored)
+    {
+        Unity.TestIgnores++;
+        UNITY_PRINT_EOL();
+    }
+    else if (!Unity.CurrentTestFailed)
+    {
+        if (UnityFixture.Verbose)
+        {
+            UnityPrint(" ");
+            UnityPrint(UnityStrPass);
+            UNITY_EXEC_TIME_STOP();
+            UNITY_PRINT_EXEC_TIME();
+            UNITY_PRINT_EOL();
+        }
+    }
+    else /* Unity.CurrentTestFailed */
+    {
+        Unity.TestFailures++;
+        UNITY_PRINT_EOL();
+    }
+
+    Unity.CurrentTestFailed = 0;
+    Unity.CurrentTestIgnored = 0;
+}
diff --git a/vendor/_unity/src/unity_memory.c b/vendor/_unity/src/unity_memory.c
new file mode 100644
index 0000000..e4dc665
--- /dev/null
+++ b/vendor/_unity/src/unity_memory.c
@@ -0,0 +1,202 @@
+/* ==========================================
+ *  Unity Project - A Test Framework for C
+ *  Copyright (c) 2007 Mike Karlesky, Mark VanderVoord, Greg Williams
+ *  [Released under MIT License. Please refer to license.txt for details]
+ * ========================================== */
+
+#include "unity.h"
+#include "unity_memory.h"
+#include <string.h>
+
+#define MALLOC_DONT_FAIL -1
+static int malloc_count;
+static int malloc_fail_countdown = MALLOC_DONT_FAIL;
+
+void UnityMalloc_StartTest(void)
+{
+    malloc_count = 0;
+    malloc_fail_countdown = MALLOC_DONT_FAIL;
+}
+
+void UnityMalloc_EndTest(void)
+{
+    malloc_fail_countdown = MALLOC_DONT_FAIL;
+    if (malloc_count != 0)
+    {
+        UNITY_TEST_FAIL(Unity.CurrentTestLineNumber, "This test leaks!");
+    }
+}
+
+void UnityMalloc_MakeMallocFailAfterCount(int countdown)
+{
+    malloc_fail_countdown = countdown;
+}
+
+/* These definitions are always included from unity_fixture_malloc_overrides.h */
+/* We undef to use them or avoid conflict with <stdlib.h> per the C standard */
+#undef malloc
+#undef free
+#undef calloc
+#undef realloc
+
+#ifdef UNITY_EXCLUDE_STDLIB_MALLOC
+static unsigned char unity_heap[UNITY_INTERNAL_HEAP_SIZE_BYTES];
+static size_t heap_index;
+#else
+#include <stdlib.h>
+#endif
+
+typedef struct GuardBytes
+{
+    size_t size;
+    size_t guard_space;
+} Guard;
+
+#define UNITY_MALLOC_ALIGNMENT (UNITY_POINTER_WIDTH / 8)
+static const char end[] = "END";
+
+static size_t unity_size_round_up(size_t size)
+{
+    size_t rounded_size;
+
+    rounded_size = ((size + UNITY_MALLOC_ALIGNMENT - 1) / UNITY_MALLOC_ALIGNMENT) * UNITY_MALLOC_ALIGNMENT;
+
+    return rounded_size;
+}
+
+void* unity_malloc(size_t size)
+{
+    char* mem;
+    Guard* guard;
+    size_t total_size;
+
+    total_size = sizeof(Guard) + unity_size_round_up(size + sizeof(end));
+
+    if (malloc_fail_countdown != MALLOC_DONT_FAIL)
+    {
+        if (malloc_fail_countdown == 0)
+            return NULL;
+        malloc_fail_countdown--;
+    }
+
+    if (size == 0) return NULL;
+#ifdef UNITY_EXCLUDE_STDLIB_MALLOC
+    if (heap_index + total_size > UNITY_INTERNAL_HEAP_SIZE_BYTES)
+    {
+        guard = NULL;
+    }
+    else
+    {
+        /* We know we can get away with this cast because we aligned memory already */
+        guard = (Guard*)(void*)(&unity_heap[heap_index]);
+        heap_index += total_size;
+    }
+#else
+    guard = (Guard*)UNITY_MALLOC(total_size);
+#endif
+    if (guard == NULL) return NULL;
+    malloc_count++;
+    guard->size = size;
+    guard->guard_space = 0;
+    mem = (char*)&(guard[1]);
+    memcpy(&mem[size], end, sizeof(end));
+
+    return (void*)mem;
+}
+
+static int isOverrun(void* mem)
+{
+    Guard* guard = (Guard*)mem;
+    char* memAsChar = (char*)mem;
+    guard--;
+
+    return guard->guard_space != 0 || strcmp(&memAsChar[guard->size], end) != 0;
+}
+
+static void release_memory(void* mem)
+{
+    Guard* guard = (Guard*)mem;
+    guard--;
+
+    malloc_count--;
+#ifdef UNITY_EXCLUDE_STDLIB_MALLOC
+    {
+        size_t block_size;
+
+        block_size = unity_size_round_up(guard->size + sizeof(end));
+
+        if (mem == unity_heap + heap_index - block_size)
+        {
+            heap_index -= (sizeof(Guard) + block_size);
+        }
+    }
+#else
+    UNITY_FREE(guard);
+#endif
+}
+
+void unity_free(void* mem)
+{
+    int overrun;
+
+    if (mem == NULL)
+    {
+        return;
+    }
+
+    overrun = isOverrun(mem);
+    release_memory(mem);
+    if (overrun)
+    {
+        UNITY_TEST_FAIL(Unity.CurrentTestLineNumber, "Buffer overrun detected during free()");
+    }
+}
+
+void* unity_calloc(size_t num, size_t size)
+{
+    void* mem = unity_malloc(num * size);
+    if (mem == NULL) return NULL;
+    memset(mem, 0, num * size);
+    return mem;
+}
+
+void* unity_realloc(void* oldMem, size_t size)
+{
+    Guard* guard = (Guard*)oldMem;
+    void* newMem;
+
+    if (oldMem == NULL) return unity_malloc(size);
+
+    guard--;
+    if (isOverrun(oldMem))
+    {
+        release_memory(oldMem);
+        UNITY_TEST_FAIL(Unity.CurrentTestLineNumber, "Buffer overrun detected during realloc()");
+    }
+
+    if (size == 0)
+    {
+        release_memory(oldMem);
+        return NULL;
+    }
+
+    if (guard->size >= size) return oldMem;
+
+#ifdef UNITY_EXCLUDE_STDLIB_MALLOC /* Optimization if memory is expandable */
+    {
+        size_t old_total_size = unity_size_round_up(guard->size + sizeof(end));
+
+        if ((oldMem == unity_heap + heap_index - old_total_size) &&
+            ((heap_index - old_total_size + unity_size_round_up(size + sizeof(end))) <= UNITY_INTERNAL_HEAP_SIZE_BYTES))
+        {
+            release_memory(oldMem);    /* Not thread-safe, like unity_heap generally */
+            return unity_malloc(size); /* No memcpy since data is in place */
+        }
+    }
+#endif
+    newMem = unity_malloc(size);
+    if (newMem == NULL) return NULL; /* Do not release old memory */
+    memcpy(newMem, oldMem, guard->size);
+    release_memory(oldMem);
+    return newMem;
+}