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#!/usr/bin/env python
from __future__ import print_function
import os
import sys
import subprocess
import re
import difflib
import scriptCommon
from scriptCommon import catchPath
rootPath = os.path.join(catchPath, 'projects/SelfTest/Baselines')
filelocParser = re.compile(r'''
.*/
(.+\.[ch]pp) # filename
(?::|\() # : is starting separator between filename and line number on Linux, ( on Windows
([0-9]*) # line number
\)? # Windows also has an ending separator, )
''', re.VERBOSE)
lineNumberParser = re.compile(r' line="[0-9]*"')
hexParser = re.compile(r'\b(0[xX][0-9a-fA-F]+)\b')
durationsParser = re.compile(r' time="[0-9]*\.[0-9]*"')
timestampsParser = re.compile(r' timestamp="\d{4}-\d{2}-\d{2}T\d{2}\:\d{2}\:\d{2}Z"')
versionParser = re.compile(r'Catch v[0-9]+\.[0-9]+\.[0-9]+(-develop\.[0-9]+)?')
nullParser = re.compile(r'\b(__null|nullptr)\b')
exeNameParser = re.compile(r'''
\b
(CatchSelfTest|SelfTest) # Expected executable name
(?:.exe)? # Executable name contains .exe on Windows.
\b
''', re.VERBOSE)
# This is a hack until something more reasonable is figured out
specialCaseParser = re.compile(r'file\((\d+)\)')
# errno macro expands into various names depending on platform, so we need to fix them up as well
errnoParser = re.compile(r'''
\(\*__errno_location\ \(\)\)
|
\(\*__error\(\)\)
''', re.VERBOSE)
if len(sys.argv) == 2:
cmdPath = sys.argv[1]
else:
cmdPath = os.path.join(catchPath, scriptCommon.getBuildExecutable())
overallResult = 0
def diffFiles(fileA, fileB):
with open(fileA, 'r') as file:
aLines = [line.rstrip() for line in file.readlines()]
with open(fileB, 'r') as file:
bLines = [line.rstrip() for line in file.readlines()]
shortenedFilenameA = fileA.rsplit(os.sep, 1)[-1]
shortenedFilenameB = fileB.rsplit(os.sep, 1)[-1]
diff = difflib.unified_diff(aLines, bLines, fromfile=shortenedFilenameA, tofile=shortenedFilenameB, n=0)
return [line for line in diff if line[0] in ('+', '-')]
def filterLine(line):
if catchPath in line:
# make paths relative to Catch root
line = line.replace(catchPath + os.sep, '')
# go from \ in windows paths to /
line = line.replace('\\', '/')
# strip source line numbers
m = filelocParser.match(line)
if m:
# note that this also strips directories, leaving only the filename
filename, lnum = m.groups()
lnum = ":<line number>" if lnum else ""
line = filename + lnum + line[m.end():]
else:
line = lineNumberParser.sub(" ", line)
# strip Catch version number
line = versionParser.sub("<version>", line)
# replace *null* with 0
line = nullParser.sub("0", line)
# strip executable name
line = exeNameParser.sub("<exe-name>", line)
# strip hexadecimal numbers (presumably pointer values)
line = hexParser.sub("0x<hex digits>", line)
# strip durations and timestamps
line = durationsParser.sub(' time="{duration}"', line)
line = timestampsParser.sub(' timestamp="{iso8601-timestamp}"', line)
line = specialCaseParser.sub('file:\g<1>', line)
line = errnoParser.sub('errno', line)
return line
def approve(baseName, args):
global overallResult
args[0:0] = [cmdPath]
if not os.path.exists(cmdPath):
raise Exception("Executable doesn't exist at " + cmdPath)
baselinesPath = os.path.join(rootPath, '{0}.approved.txt'.format(baseName))
rawResultsPath = os.path.join(rootPath, '_{0}.tmp'.format(baseName))
filteredResultsPath = os.path.join(rootPath, '{0}.unapproved.txt'.format(baseName))
f = open(rawResultsPath, 'w')
subprocess.call(args, stdout=f, stderr=f)
f.close()
rawFile = open(rawResultsPath, 'r')
filteredFile = open(filteredResultsPath, 'w')
for line in rawFile:
filteredFile.write(filterLine(line).rstrip() + "\n")
filteredFile.close()
rawFile.close()
os.remove(rawResultsPath)
print()
print(baseName + ":")
if os.path.exists(baselinesPath):
diffResult = diffFiles(baselinesPath, filteredResultsPath)
if diffResult:
print('\n'.join(diffResult))
print(" \n****************************\n \033[91mResults differed")
if len(diffResult) > overallResult:
overallResult = len(diffResult)
else:
os.remove(filteredResultsPath)
print(" \033[92mResults matched")
print("\033[0m")
else:
print(" first approval")
if overallResult == 0:
overallResult = 1
print("Running approvals against executable:")
print(" " + cmdPath)
# Standard console reporter
approve("console.std", ["~[c++11]~[!nonportable]", "--order", "lex"])
# console reporter, include passes, warn about No Assertions
approve("console.sw", ["~[c++11]~[!nonportable]", "-s", "-w", "NoAssertions", "--order", "lex"])
# console reporter, include passes, warn about No Assertions, limit failures to first 4
approve("console.swa4", ["~[c++11]~[!nonportable]", "-s", "-w", "NoAssertions", "-x", "4", "--order", "lex"])
# junit reporter, include passes, warn about No Assertions
approve("junit.sw", ["~[c++11]~[!nonportable]", "-s", "-w", "NoAssertions", "-r", "junit", "--order", "lex"])
# xml reporter, include passes, warn about No Assertions
approve("xml.sw", ["~[c++11]~[!nonportable]", "-s", "-w", "NoAssertions", "-r", "xml", "--order", "lex"])
if overallResult != 0:
print("If these differences are expected, run approve.py to approve new baselines.")
exit(overallResult)
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