246 lines
8.5 KiB
Python
Executable file
246 lines
8.5 KiB
Python
Executable file
#!/usr/bin/env python3
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import io
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import os
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import sys
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import subprocess
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import re
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import difflib
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import shutil
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import scriptCommon
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from scriptCommon import catchPath
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if os.name == 'nt':
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# Enable console colours on windows
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os.system('')
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rootPath = os.path.join(catchPath, 'tests/SelfTest/Baselines')
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# Init so it is guaranteed to fail loudly if the scoping gets messed up
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outputDirPath = None
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if len(sys.argv) == 3:
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cmdPath = sys.argv[1]
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outputDirBasePath = sys.argv[2]
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outputDirPath = os.path.join(outputDirBasePath, 'ApprovalTests')
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if not os.path.isdir(outputDirPath):
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os.mkdir(outputDirPath)
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else:
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print('Usage: {} path-to-SelfTest-executable path-to-temp-output-dir'.format(sys.argv[0]))
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exit(1)
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def get_rawResultsPath(baseName):
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return os.path.join(outputDirPath, '_{0}.tmp'.format(baseName))
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def get_baselinesPath(baseName):
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return os.path.join(rootPath, '{0}.approved.txt'.format(baseName))
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def _get_unapprovedPath(path, baseName):
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return os.path.join(path, '{0}.unapproved.txt'.format(baseName))
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def get_filteredResultsPath(baseName):
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return _get_unapprovedPath(outputDirPath, baseName)
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def get_unapprovedResultsPath(baseName):
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return _get_unapprovedPath(rootPath, baseName)
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langFilenameParser = re.compile(r'(.+\.[ch]pp)')
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filelocParser = re.compile(r'''
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.*/
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(.+\.[ch]pp) # filename
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(?::|\() # : is starting separator between filename and line number on Linux, ( on Windows
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([0-9]*) # line number
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\)? # Windows also has an ending separator, )
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''', re.VERBOSE)
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lineNumberParser = re.compile(r' line="[0-9]*"')
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hexParser = re.compile(r'\b(0[xX][0-9a-fA-F]+)\b')
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# Note: junit must serialize time with 3 (or or less) decimal places
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# before generalizing this parser, make sure that this is checked
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# in other places too.
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junitDurationsParser = re.compile(r' time="[0-9]+\.[0-9]{3}"')
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durationParser = re.compile(r''' duration=['"][0-9]+['"]''')
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timestampsParser = re.compile(r'\d{4}-\d{2}-\d{2}T\d{2}\:\d{2}\:\d{2}Z')
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versionParser = re.compile(r'[0-9]+\.[0-9]+\.[0-9]+(-\w*\.[0-9]+)?')
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nullParser = re.compile(r'\b(__null|nullptr)\b')
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exeNameParser = re.compile(r'''
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\b
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SelfTest # Expected executable name
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(?:.exe)? # Executable name contains .exe on Windows.
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\b
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''', re.VERBOSE)
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# This is a hack until something more reasonable is figured out
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specialCaseParser = re.compile(r'file\((\d+)\)')
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sinceEpochParser = re.compile(r'\d+ .+ since epoch')
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# The weird OR is there to always have at least empty string for group 1
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tapTestNumParser = re.compile(r'^((?:not ok)|(?:ok)|(?:warning)|(?:info)) (\d+) -')
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overallResult = 0
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def diffFiles(fileA, fileB):
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with io.open(fileA, 'r', encoding='utf-8', errors='surrogateescape') as file:
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aLines = [line.rstrip() for line in file.readlines()]
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with io.open(fileB, 'r', encoding='utf-8', errors='surrogateescape') as file:
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bLines = [line.rstrip() for line in file.readlines()]
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shortenedFilenameA = fileA.rsplit(os.sep, 1)[-1]
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shortenedFilenameB = fileB.rsplit(os.sep, 1)[-1]
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diff = difflib.unified_diff(aLines, bLines, fromfile=shortenedFilenameA, tofile=shortenedFilenameB, n=0)
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return [line for line in diff if line[0] in ('+', '-')]
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def normalizeFilepath(line):
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# Sometimes the path separators used by compiler and Python can differ,
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# so we try to match the path with both forward and backward path
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# separators, to make the paths relative to Catch2 repo root.
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forwardSlashPath = catchPath.replace('\\', '/')
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if forwardSlashPath in line:
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line = line.replace(forwardSlashPath + '/', '')
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backwardSlashPath = catchPath.replace('/', '\\')
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if backwardSlashPath in line:
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line = line.replace(backwardSlashPath + '\\', '')
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m = langFilenameParser.match(line)
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if m:
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filepath = m.group(0)
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# go from \ in windows paths to /
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filepath = filepath.replace('\\', '/')
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# remove start of relative path
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filepath = filepath.replace('../', '')
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line = line[:m.start()] + filepath + line[m.end():]
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return line
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def filterLine(line, isCompact):
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line = normalizeFilepath(line)
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# strip source line numbers
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m = filelocParser.match(line)
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if m:
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# note that this also strips directories, leaving only the filename
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filename, lnum = m.groups()
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lnum = ":<line number>" if lnum else ""
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line = filename + lnum + line[m.end():]
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else:
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line = lineNumberParser.sub(" ", line)
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if isCompact:
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line = line.replace(': FAILED', ': failed')
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line = line.replace(': PASSED', ': passed')
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# strip out the test order number in TAP to avoid massive diffs for every change
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line = tapTestNumParser.sub("\g<1> {test-number} -", line)
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# strip Catch2 version number
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line = versionParser.sub("<version>", line)
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# replace *null* with 0
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line = nullParser.sub("0", line)
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# strip executable name
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line = exeNameParser.sub("<exe-name>", line)
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# strip hexadecimal numbers (presumably pointer values)
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line = hexParser.sub("0x<hex digits>", line)
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# strip durations and timestamps
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line = junitDurationsParser.sub(' time="{duration}"', line)
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line = durationParser.sub(' duration="{duration}"', line)
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line = timestampsParser.sub('{iso8601-timestamp}', line)
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line = specialCaseParser.sub('file:\g<1>', line)
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line = sinceEpochParser.sub('{since-epoch-report}', line)
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return line
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def run_test(baseName, args):
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args[0:0] = [cmdPath]
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if not os.path.exists(cmdPath):
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raise Exception("Executable doesn't exist at " + cmdPath)
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print(args)
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rawResultsPath = get_rawResultsPath(baseName)
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f = open(rawResultsPath, 'w')
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subprocess.call(args, stdout=f, stderr=f)
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f.close()
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def check_outputs(baseName):
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global overallResult
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rawResultsPath = get_rawResultsPath(baseName)
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baselinesPath = get_baselinesPath(baseName)
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filteredResultsPath = get_filteredResultsPath(baseName)
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rawFile = io.open(rawResultsPath, 'r', encoding='utf-8', errors='surrogateescape')
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filteredFile = io.open(filteredResultsPath, 'w', encoding='utf-8', errors='surrogateescape')
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for line in rawFile:
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filteredFile.write(filterLine(line, 'compact' in baseName).rstrip() + "\n")
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filteredFile.close()
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rawFile.close()
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os.remove(rawResultsPath)
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print()
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print(baseName + ":")
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if not os.path.exists(baselinesPath):
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print( 'first approval')
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overallResult += 1
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return
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diffResult = diffFiles(baselinesPath, filteredResultsPath)
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if diffResult:
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print('\n'.join(diffResult))
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print(" \n****************************\n \033[91mResults differed\033[0m")
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overallResult += 1
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shutil.move(filteredResultsPath, get_unapprovedResultsPath(baseName))
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else:
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os.remove(filteredResultsPath)
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print(" \033[92mResults matched\033[0m")
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def approve(baseName, args):
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run_test(baseName, args)
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check_outputs(baseName)
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print("Running approvals against executable:")
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print(" " + cmdPath)
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base_args = ["--order", "lex", "--rng-seed", "1", "--colour-mode", "none"]
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## special cases first:
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# Standard console reporter
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approve("console.std", ["~[!nonportable]~[!benchmark]~[approvals] *"] + base_args)
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# console reporter, include passes, warn about No Assertions, limit failures to first 4
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approve("console.swa4", ["~[!nonportable]~[!benchmark]~[approvals] *", "-s", "-w", "NoAssertions", "-x", "4"] + base_args)
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## Common reporter checks: include passes, warn about No Assertions
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reporters = ('console', 'junit', 'xml', 'compact', 'sonarqube', 'tap', 'teamcity', 'automake')
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for reporter in reporters:
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filename = '{}.sw'.format(reporter)
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common_args = ["~[!nonportable]~[!benchmark]~[approvals] *", "-s", "-w", "NoAssertions"] + base_args
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reporter_args = ['-r', reporter]
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approve(filename, common_args + reporter_args)
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## All reporters at the same time
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common_args = ["~[!nonportable]~[!benchmark]~[approvals] *", "-s", "-w", "NoAssertions"] + base_args
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filenames = ['{}.sw.multi'.format(reporter) for reporter in reporters]
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reporter_args = []
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for reporter, filename in zip(reporters, filenames):
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reporter_args += ['-r', '{}::out={}'.format(reporter, get_rawResultsPath(filename))]
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run_test("default.sw.multi", common_args + reporter_args)
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check_outputs("default.sw.multi")
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for reporter, filename in zip(reporters, filenames):
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check_outputs(filename)
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if overallResult != 0:
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print("If these differences are expected, run approve.py to approve new baselines.")
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exit(2)
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