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|
# ############################################################################ #
# #
# ::: :::::::: #
# result.py :+: :+: :+: #
# +:+ +:+ +:+ #
# By: charles <me@cacharle.xyz> +#+ +:+ +#+ #
# +#+#+#+#+#+ +#+ #
# Created: 2020/09/11 12:17:34 by charles #+# #+# #
# Updated: 2021/02/27 12:28:20 by cacharle ### ########.fr #
# #
# ############################################################################ #
import re
from typing import Match, List, Optional
from minishell_test.config import Config
from minishell_test.test.captured import Captured
class BaseResult:
RED_CHARS = "\033[31m"
GREEN_CHARS = "\033[32m"
BLUE_CHARS = "\033[34m"
BOLD_CHARS = "\033[1m"
CLOSE_CHARS = "\033[0m"
def __init__(self, cmd: str):
self.cmd = cmd
self.colored = True
self.set_colors()
@property
def passed(self):
"""Check if the result passed"""
raise NotImplementedError
@property
def failed(self):
"""Check if the result failed"""
return not self.passed
def __repr__(self):
"""Returns a representation of the result based on the verbosity"""
printed = self._escaped_cmd[:]
if Config.show_range:
printed = "{:2}: ".format(self.index) + printed
if len(printed) > Config.term_cols - 7:
printed = printed[:Config.term_cols - 10] + "..."
fmt = self.green("{:{width}} [PASS]") if self.passed else self.red("{:{width}} [FAIL]")
return fmt.format(printed, width=Config.term_cols - 7)
def put(self, index: int) -> None:
"""Print a summary of the result"""
self.index = index
print(self)
def indicator(self, title: str, prefix: str) -> str:
return self.bold(self.blue(prefix + " " + title))
def full_diff(self) -> str:
raise NotImplementedError
@property
def _escaped_cmd(self):
"""Escape common control characters"""
c = self.cmd
c = c.replace("\t", "\\t")
c = c.replace("\n", "\\n")
c = c.replace("\v", "\\v")
c = c.replace("\r", "\\r")
c = c.replace("\f", "\\f")
return c
@property
def _header_with(self):
return self.indicator("WITH {}".format(self._escaped_cmd), "|>") + '\n'
def set_colors(self):
"""Set colors strings on or off based on self.colored"""
if self.colored:
self.color_red = self.RED_CHARS
self.color_green = self.GREEN_CHARS
self.color_blue = self.BLUE_CHARS
self.color_bold = self.BOLD_CHARS
self.color_close = self.CLOSE_CHARS
else:
self.color_red = ""
self.color_green = ""
self.color_blue = ""
self.color_bold = ""
self.color_close = ""
def green(self, s):
return self.color_green + s + self.color_close
def red(self, s):
return self.color_red + s + self.color_close
def blue(self, s):
return self.color_blue + s + self.color_close
def bold(self, s):
return self.color_bold + s + self.color_close
class Result(BaseResult):
def __init__(
self,
cmd: str,
file_names: List[str],
expected: Captured,
actual: Captured,
):
"""Result class
cmd: runned command
file_names: names of watched files
expected: expected capture
actual: actual capture
"""
self.file_names = file_names
self.expected = expected
self.actual = actual
super().__init__(cmd)
@property
def passed(self):
return self.actual == self.expected
def header(self, title: str) -> str:
return self.bold("|---------------------------------------{:-<40}".format(title))
@property
def expected_header(self) -> str:
return self.green(self.header("EXPECTED")) + '\n'
@property
def actual_header(self) -> str:
return self.red(self.header("ACTUAL")) + '\n'
def cat_e(self, s: Optional[str]) -> str:
"""Pass a string through a cat -e like output"""
if s is None:
return "FROM TEST: File not created\n"
s = s.replace("\n", "$\n")
if len(s) < 2:
return s
if s[-1] != '\n':
s += '\n'
return s
def file_diff(self, file_name: str, expected: Optional[str], actual: Optional[str]) -> str:
"""Difference between 2 files"""
if expected == actual:
return ""
file_header = self.indicator("FILE {}".format(file_name), "|#") + '\n'
return (
file_header +
self.expected_header +
self.cat_e(expected) +
self.actual_header +
self.cat_e(actual)
)
def files_diff(self):
"""Difference between watched files"""
return '\n'.join([self.file_diff(n, e, a) for n, e, a in
zip(self.file_names,
self.expected.files_content,
self.actual.files_content)
if e != a])
def output_diff(self) -> str:
"""Difference in command output"""
out = ""
if self.actual.is_timeout:
return "TIMEOUT\n"
if self.expected.status != self.actual.status:
out += self.indicator(
"STATUS: expected {} actual {}"
.format(self.expected.status, self.actual.status), "| "
) + '\n'
if self.expected.output != self.actual.output:
out += (self.expected_header +
self.cat_e(self.expected.output) +
self.actual_header +
self.cat_e(self.actual.output))
return out
def full_diff(self) -> str:
"""Concat all difference reports"""
return self._header_with + self.output_diff() + self.files_diff() + "=" * 80 + '\n'
class LeakResult(BaseResult):
def __init__(self, cmd: str, captured: Captured):
self.captured = captured
super().__init__(cmd)
def _search_leak_kind(self, kind: str) -> Match:
match = re.search(
r"==\d+==\s+" + kind + r" lost: (?P<bytes>[0-9,]+) bytes in [0-9,]+ blocks",
self.captured.output
)
if match is None:
raise RuntimeError(
"valgrind output parsing failed for `{}`:\n{}"
.format(self.cmd, self.captured.output)
)
return match
@property
def _lost_bytes(self):
if self.captured.output.find("All heap blocks were freed -- no leaks are possible") != -1:
definite_bytes = 0
indirect_bytes = 0
else:
definite_match = self._search_leak_kind("definitely")
indirect_match = self._search_leak_kind("indirectly")
definite_bytes = int(definite_match.group("bytes").replace(",", ""))
indirect_bytes = int(indirect_match.group("bytes").replace(",", ""))
return definite_bytes + indirect_bytes
@property
def passed(self):
"""Check if the result passed"""
if self.captured.is_timeout:
return False
return self._lost_bytes == 0
def full_diff(self) -> str:
"""Concat all difference reports"""
return self._header_with + self.captured.output
|
