Mercurial > hg
view tests/run-tests.py @ 6101:abb1c451a88e
Define tla username locally in baz and tla tests
Suggested by Alexis S. L. Carvalho.
author | Patrick Mezard <pmezard@gmail.com> |
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date | Wed, 13 Feb 2008 00:40:18 +0100 |
parents | 5af5f0f9d724 |
children | c88b9e597588 |
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#!/usr/bin/env python # # run-tests.py - Run a set of tests on Mercurial # # Copyright 2006 Matt Mackall <mpm@selenic.com> # # This software may be used and distributed according to the terms # of the GNU General Public License, incorporated herein by reference. import difflib import errno import optparse import os import popen2 import re import shutil import signal import sys import tempfile import time # reserved exit code to skip test (used by hghave) SKIPPED_STATUS = 80 SKIPPED_PREFIX = 'skipped: ' required_tools = ["python", "diff", "grep", "unzip", "gunzip", "bunzip2", "sed"] parser = optparse.OptionParser("%prog [options] [tests]") parser.add_option("-C", "--annotate", action="store_true", help="output files annotated with coverage") parser.add_option("--child", type="int", help="run as child process, summary to given fd") parser.add_option("-c", "--cover", action="store_true", help="print a test coverage report") parser.add_option("-f", "--first", action="store_true", help="exit on the first test failure") parser.add_option("-i", "--interactive", action="store_true", help="prompt to accept changed output") parser.add_option("-j", "--jobs", type="int", help="number of jobs to run in parallel") parser.add_option("-R", "--restart", action="store_true", help="restart at last error") parser.add_option("-p", "--port", type="int", help="port on which servers should listen") parser.add_option("-r", "--retest", action="store_true", help="retest failed tests") parser.add_option("-s", "--cover_stdlib", action="store_true", help="print a test coverage report inc. standard libraries") parser.add_option("-t", "--timeout", type="int", help="kill errant tests after TIMEOUT seconds") parser.add_option("--tmpdir", type="string", help="run tests in the given temporary directory") parser.add_option("-v", "--verbose", action="store_true", help="output verbose messages") parser.add_option("--with-hg", type="string", help="test existing install at given location") parser.set_defaults(jobs=1, port=20059, timeout=180) (options, args) = parser.parse_args() verbose = options.verbose coverage = options.cover or options.cover_stdlib or options.annotate python = sys.executable if options.jobs < 1: print >> sys.stderr, 'ERROR: -j/--jobs must be positive' sys.exit(1) if options.interactive and options.jobs > 1: print >> sys.stderr, 'ERROR: cannot mix -interactive and --jobs > 1' sys.exit(1) def rename(src, dst): """Like os.rename(), trade atomicity and opened files friendliness for existing destination support. """ shutil.copy(src, dst) os.remove(src) def vlog(*msg): if verbose: for m in msg: print m, print def splitnewlines(text): '''like str.splitlines, but only split on newlines. keep line endings.''' i = 0 lines = [] while True: n = text.find('\n', i) if n == -1: last = text[i:] if last: lines.append(last) return lines lines.append(text[i:n+1]) i = n + 1 def extract_missing_features(lines): '''Extract missing/unknown features log lines as a list''' missing = [] for line in lines: if not line.startswith(SKIPPED_PREFIX): continue line = line.splitlines()[0] missing.append(line[len(SKIPPED_PREFIX):]) return missing def show_diff(expected, output): for line in difflib.unified_diff(expected, output, "Expected output", "Test output"): sys.stdout.write(line) def find_program(program): """Search PATH for a executable program""" for p in os.environ.get('PATH', os.defpath).split(os.pathsep): name = os.path.join(p, program) if os.access(name, os.X_OK): return name return None def check_required_tools(): # Before we go any further, check for pre-requisite tools # stuff from coreutils (cat, rm, etc) are not tested for p in required_tools: if os.name == 'nt': p += '.exe' found = find_program(p) if found: vlog("# Found prerequisite", p, "at", found) else: print "WARNING: Did not find prerequisite tool: "+p def cleanup_exit(): if verbose: print "# Cleaning up HGTMP", HGTMP shutil.rmtree(HGTMP, True) def use_correct_python(): # some tests run python interpreter. they must use same # interpreter we use or bad things will happen. exedir, exename = os.path.split(sys.executable) if exename == 'python': path = find_program('python') if os.path.dirname(path) == exedir: return vlog('# Making python executable in test path use correct Python') my_python = os.path.join(BINDIR, 'python') try: os.symlink(sys.executable, my_python) except AttributeError: # windows fallback shutil.copyfile(sys.executable, my_python) shutil.copymode(sys.executable, my_python) def install_hg(): global python vlog("# Performing temporary installation of HG") installerrs = os.path.join("tests", "install.err") # Run installer in hg root os.chdir(os.path.join(os.path.dirname(sys.argv[0]), '..')) cmd = ('%s setup.py clean --all' ' install --force --home="%s" --install-lib="%s"' ' --install-scripts="%s" >%s 2>&1' % (sys.executable, INST, PYTHONDIR, BINDIR, installerrs)) vlog("# Running", cmd) if os.system(cmd) == 0: if not verbose: os.remove(installerrs) else: f = open(installerrs) for line in f: print line, f.close() sys.exit(1) os.chdir(TESTDIR) os.environ["PATH"] = "%s%s%s" % (BINDIR, os.pathsep, os.environ["PATH"]) pydir = os.pathsep.join([PYTHONDIR, TESTDIR]) pythonpath = os.environ.get("PYTHONPATH") if pythonpath: pythonpath = pydir + os.pathsep + pythonpath else: pythonpath = pydir os.environ["PYTHONPATH"] = pythonpath use_correct_python() if coverage: vlog("# Installing coverage wrapper") os.environ['COVERAGE_FILE'] = COVERAGE_FILE if os.path.exists(COVERAGE_FILE): os.unlink(COVERAGE_FILE) # Create a wrapper script to invoke hg via coverage.py os.rename(os.path.join(BINDIR, "hg"), os.path.join(BINDIR, "_hg.py")) f = open(os.path.join(BINDIR, 'hg'), 'w') f.write('#!' + sys.executable + '\n') f.write('import sys, os; os.execv(sys.executable, [sys.executable, ' '"%s", "-x", "%s"] + sys.argv[1:])\n' % (os.path.join(TESTDIR, 'coverage.py'), os.path.join(BINDIR, '_hg.py'))) f.close() os.chmod(os.path.join(BINDIR, 'hg'), 0700) python = '"%s" "%s" -x' % (sys.executable, os.path.join(TESTDIR,'coverage.py')) def output_coverage(): vlog("# Producing coverage report") omit = [BINDIR, TESTDIR, PYTHONDIR] if not options.cover_stdlib: # Exclude as system paths (ignoring empty strings seen on win) omit += [x for x in sys.path if x != ''] omit = ','.join(omit) os.chdir(PYTHONDIR) cmd = '"%s" "%s" -i -r "--omit=%s"' % ( sys.executable, os.path.join(TESTDIR, 'coverage.py'), omit) vlog("# Running: "+cmd) os.system(cmd) if options.annotate: adir = os.path.join(TESTDIR, 'annotated') if not os.path.isdir(adir): os.mkdir(adir) cmd = '"%s" "%s" -i -a "--directory=%s" "--omit=%s"' % ( sys.executable, os.path.join(TESTDIR, 'coverage.py'), adir, omit) vlog("# Running: "+cmd) os.system(cmd) class Timeout(Exception): pass def alarmed(signum, frame): raise Timeout def run(cmd): """Run command in a sub-process, capturing the output (stdout and stderr). Return the exist code, and output.""" # TODO: Use subprocess.Popen if we're running on Python 2.4 if os.name == 'nt': tochild, fromchild = os.popen4(cmd) tochild.close() output = fromchild.read() ret = fromchild.close() if ret == None: ret = 0 else: proc = popen2.Popen4(cmd) try: output = '' proc.tochild.close() output = proc.fromchild.read() ret = proc.wait() if os.WIFEXITED(ret): ret = os.WEXITSTATUS(ret) except Timeout: vlog('# Process %d timed out - killing it' % proc.pid) os.kill(proc.pid, signal.SIGTERM) ret = proc.wait() if ret == 0: ret = signal.SIGTERM << 8 output += ("\n### Abort: timeout after %d seconds.\n" % options.timeout) return ret, splitnewlines(output) def run_one(test, skips): '''tristate output: None -> skipped True -> passed False -> failed''' def skip(msg): if not verbose: skips.append((test, msg)) else: print "\nSkipping %s: %s" % (test, msg) return None vlog("# Test", test) # create a fresh hgrc hgrc = file(HGRCPATH, 'w+') hgrc.write('[ui]\n') hgrc.write('slash = True\n') hgrc.write('[defaults]\n') hgrc.write('backout = -d "0 0"\n') hgrc.write('commit = -d "0 0"\n') hgrc.write('debugrawcommit = -d "0 0"\n') hgrc.write('tag = -d "0 0"\n') hgrc.close() err = os.path.join(TESTDIR, test+".err") ref = os.path.join(TESTDIR, test+".out") testpath = os.path.join(TESTDIR, test) if os.path.exists(err): os.remove(err) # Remove any previous output files # Make a tmp subdirectory to work in tmpd = os.path.join(HGTMP, test) os.mkdir(tmpd) os.chdir(tmpd) try: tf = open(testpath) firstline = tf.readline().rstrip() tf.close() except: firstline = '' lctest = test.lower() if lctest.endswith('.py') or firstline == '#!/usr/bin/env python': cmd = '%s "%s"' % (python, testpath) elif lctest.endswith('.bat'): # do not run batch scripts on non-windows if os.name != 'nt': return skip("batch script") # To reliably get the error code from batch files on WinXP, # the "cmd /c call" prefix is needed. Grrr cmd = 'cmd /c call "%s"' % testpath else: # do not run shell scripts on windows if os.name == 'nt': return skip("shell script") # do not try to run non-executable programs if not os.access(testpath, os.X_OK): return skip("not executable") cmd = '"%s"' % testpath if options.timeout > 0: signal.alarm(options.timeout) vlog("# Running", cmd) ret, out = run(cmd) vlog("# Ret was:", ret) if options.timeout > 0: signal.alarm(0) skipped = (ret == SKIPPED_STATUS) diffret = 0 # If reference output file exists, check test output against it if os.path.exists(ref): f = open(ref, "r") ref_out = splitnewlines(f.read()) f.close() else: ref_out = [] if not skipped and out != ref_out: diffret = 1 print "\nERROR: %s output changed" % (test) show_diff(ref_out, out) if skipped: missing = extract_missing_features(out) if not missing: missing = ['irrelevant'] skip(missing[-1]) elif ret: print "\nERROR: %s failed with error code %d" % (test, ret) elif diffret: ret = diffret if not verbose: sys.stdout.write(skipped and 's' or '.') sys.stdout.flush() if ret != 0 and not skipped: # Save errors to a file for diagnosis f = open(err, "wb") for line in out: f.write(line) f.close() # Kill off any leftover daemon processes try: fp = file(DAEMON_PIDS) for line in fp: try: pid = int(line) except ValueError: continue try: os.kill(pid, 0) vlog('# Killing daemon process %d' % pid) os.kill(pid, signal.SIGTERM) time.sleep(0.25) os.kill(pid, 0) vlog('# Daemon process %d is stuck - really killing it' % pid) os.kill(pid, signal.SIGKILL) except OSError, err: if err.errno != errno.ESRCH: raise fp.close() os.unlink(DAEMON_PIDS) except IOError: pass os.chdir(TESTDIR) shutil.rmtree(tmpd, True) if skipped: return None return ret == 0 if not options.child: os.umask(022) check_required_tools() # Reset some environment variables to well-known values so that # the tests produce repeatable output. os.environ['LANG'] = os.environ['LC_ALL'] = 'C' os.environ['TZ'] = 'GMT' os.environ["EMAIL"] = "Foo Bar <foo.bar@example.com>" TESTDIR = os.environ["TESTDIR"] = os.getcwd() HGTMP = os.environ['HGTMP'] = tempfile.mkdtemp('', 'hgtests.', options.tmpdir) DAEMON_PIDS = None HGRCPATH = None os.environ["HGEDITOR"] = sys.executable + ' -c "import sys; sys.exit(0)"' os.environ["HGMERGE"] = "internal:merge" os.environ["HGUSER"] = "test" os.environ["HGENCODING"] = "ascii" os.environ["HGENCODINGMODE"] = "strict" os.environ["HGPORT"] = str(options.port) os.environ["HGPORT1"] = str(options.port + 1) os.environ["HGPORT2"] = str(options.port + 2) if options.with_hg: INST = options.with_hg else: INST = os.path.join(HGTMP, "install") BINDIR = os.path.join(INST, "bin") PYTHONDIR = os.path.join(INST, "lib", "python") COVERAGE_FILE = os.path.join(TESTDIR, ".coverage") def run_children(tests): if not options.with_hg: install_hg() optcopy = dict(options.__dict__) optcopy['jobs'] = 1 optcopy['with_hg'] = INST opts = [] for opt, value in optcopy.iteritems(): name = '--' + opt.replace('_', '-') if value is True: opts.append(name) elif value is not None: opts.append(name + '=' + str(value)) tests.reverse() jobs = [[] for j in xrange(options.jobs)] while tests: for j in xrange(options.jobs): if not tests: break jobs[j].append(tests.pop()) fps = {} for j in xrange(len(jobs)): job = jobs[j] if not job: continue rfd, wfd = os.pipe() childopts = ['--child=%d' % wfd, '--port=%d' % (options.port + j * 3)] cmdline = [python, sys.argv[0]] + opts + childopts + job vlog(' '.join(cmdline)) fps[os.spawnvp(os.P_NOWAIT, cmdline[0], cmdline)] = os.fdopen(rfd, 'r') os.close(wfd) failures = 0 tested, skipped, failed = 0, 0, 0 skips = [] while fps: pid, status = os.wait() fp = fps.pop(pid) l = fp.read().splitlines() test, skip, fail = map(int, l[:3]) for s in l[3:]: skips.append(s.split(" ", 1)) tested += test skipped += skip failed += fail vlog('pid %d exited, status %d' % (pid, status)) failures |= status print for s in skips: print "Skipped %s: %s" % (s[0], s[1]) print "# Ran %d tests, %d skipped, %d failed." % ( tested, skipped, failed) sys.exit(failures != 0) def run_tests(tests): global DAEMON_PIDS, HGRCPATH DAEMON_PIDS = os.environ["DAEMON_PIDS"] = os.path.join(HGTMP, 'daemon.pids') HGRCPATH = os.environ["HGRCPATH"] = os.path.join(HGTMP, '.hgrc') try: if not options.with_hg: install_hg() if options.timeout > 0: try: signal.signal(signal.SIGALRM, alarmed) vlog('# Running tests with %d-second timeout' % options.timeout) except AttributeError: print 'WARNING: cannot run tests with timeouts' options.timeout = 0 tested = 0 failed = 0 skipped = 0 if options.restart: orig = list(tests) while tests: if os.path.exists(tests[0] + ".err"): break tests.pop(0) if not tests: print "running all tests" tests = orig skips = [] for test in tests: if options.retest and not os.path.exists(test + ".err"): skipped += 1 continue ret = run_one(test, skips) if ret is None: skipped += 1 elif not ret: if options.interactive: print "Accept this change? [n] ", answer = sys.stdin.readline().strip() if answer.lower() in "y yes".split(): rename(test + ".err", test + ".out") tested += 1 continue failed += 1 if options.first: break tested += 1 if options.child: fp = os.fdopen(options.child, 'w') fp.write('%d\n%d\n%d\n' % (tested, skipped, failed)) for s in skips: fp.write("%s %s\n" % s) fp.close() else: print for s in skips: print "Skipped %s: %s" % s print "# Ran %d tests, %d skipped, %d failed." % ( tested, skipped, failed) if coverage: output_coverage() except KeyboardInterrupt: failed = True print "\ninterrupted!" if failed: sys.exit(1) if len(args) == 0: args = os.listdir(".") args.sort() tests = [] for test in args: if (test.startswith("test-") and '~' not in test and ('.' not in test or test.endswith('.py') or test.endswith('.bat'))): tests.append(test) vlog("# Using TESTDIR", TESTDIR) vlog("# Using HGTMP", HGTMP) try: if len(tests) > 1 and options.jobs > 1: run_children(tests) else: run_tests(tests) finally: cleanup_exit()