Mercurial > hg
view tests/test-verify-repo-operations.py @ 46582:b0a3ca02d17a
copies-rust: implement PartialEqual manually
Now that we know that each (dest, rev) pair has at most a unique CopySource, we
can simplify comparison a lot.
This "simple" step buy a good share of the previous slowdown back in some case:
Repo Case Source-Rev Dest-Rev # of revisions old time new time Difference Factor time per rev
---------------------------------------------------------------------------------------------------------------------------------------------------------------
mozilla-try x00000_revs_x00000_added_x000_copies 9b2a99adc05e 8e29777b48e6 : 382065 revs, 43.304637 s, 34.443661 s, -8.860976 s, × 0.7954, 90 µs/rev
Full benchmark:
Repo Case Source-Rev Dest-Rev # of revisions old time new time Difference Factor time per rev
---------------------------------------------------------------------------------------------------------------------------------------------------------------
mercurial x_revs_x_added_0_copies ad6b123de1c7 39cfcef4f463 : 1 revs, 0.000043 s, 0.000043 s, +0.000000 s, × 1.0000, 43 µs/rev
mercurial x_revs_x_added_x_copies 2b1c78674230 0c1d10351869 : 6 revs, 0.000114 s, 0.000117 s, +0.000003 s, × 1.0263, 19 µs/rev
mercurial x000_revs_x000_added_x_copies 81f8ff2a9bf2 dd3267698d84 : 1032 revs, 0.004937 s, 0.004892 s, -0.000045 s, × 0.9909, 4 µs/rev
pypy x_revs_x_added_0_copies aed021ee8ae8 099ed31b181b : 9 revs, 0.000339 s, 0.000196 s, -0.000143 s, × 0.5782, 21 µs/rev
pypy x_revs_x000_added_0_copies 4aa4e1f8e19a 359343b9ac0e : 1 revs, 0.000049 s, 0.000050 s, +0.000001 s, × 1.0204, 50 µs/rev
pypy x_revs_x_added_x_copies ac52eb7bbbb0 72e022663155 : 7 revs, 0.000202 s, 0.000117 s, -0.000085 s, × 0.5792, 16 µs/rev
pypy x_revs_x00_added_x_copies c3b14617fbd7 ace7255d9a26 : 1 revs, 0.000409 s, 0.6f1f4a s, -0.000087 s, × 0.7873, 322 µs/rev
pypy x_revs_x000_added_x000_copies df6f7a526b60 a83dc6a2d56f : 6 revs, 0.011984 s, 0.011949 s, -0.000035 s, × 0.9971, 1991 µs/rev
pypy x000_revs_xx00_added_0_copies 89a76aede314 2f22446ff07e : 4785 revs, 0.050820 s, 0.050802 s, -0.000018 s, × 0.9996, 10 µs/rev
pypy x000_revs_x000_added_x_copies 8a3b5bfd266e 2c68e87c3efe : 6780 revs, 0.087953 s, 0.088090 s, +0.000137 s, × 1.0016, 12 µs/rev
pypy x000_revs_x000_added_x000_copies 89a76aede314 7b3dda341c84 : 5441 revs, 0.062902 s, 0.062079 s, -0.000823 s, × 0.9869, 11 µs/rev
pypy x0000_revs_x_added_0_copies d1defd0dc478 c9cb1334cc78 : 43645 revs, 0.679234 s, 0.635337 s, -0.043897 s, × 0.9354, 14 µs/rev
pypy x0000_revs_xx000_added_0_copies bf2c629d0071 4ffed77c095c : 2 revs, 0.013095 s, 0.013262 s, +0.000167 s, × 1.0128, 6631 µs/rev
pypy x0000_revs_xx000_added_x000_copies 08ea3258278e d9fa043f30c0 : 11316 revs, 0.120910 s, 0.120085 s, -0.000825 s, × 0.9932, 10 µs/rev
netbeans x_revs_x_added_0_copies fb0955ffcbcd a01e9239f9e7 : 2 revs, 0.000087 s, 0.000085 s, -0.000002 s, × 0.9770, 42 µs/rev
netbeans x_revs_x000_added_0_copies 6f360122949f 20eb231cc7d0 : 2 revs, 0.000107 s, 0.000110 s, +0.000003 s, × 1.0280, 55 µs/rev
netbeans x_revs_x_added_x_copies 1ada3faf6fb6 5a39d12eecf4 : 3 revs, 0.000186 s, 0.000177 s, -0.000009 s, × 0.9516, 59 µs/rev
netbeans x_revs_x00_added_x_copies 35be93ba1e2c 9eec5e90c05f : 9 revs, 0.000754 s, 0.000743 s, -0.000011 s, × 0.9854, 82 µs/rev
netbeans x000_revs_xx00_added_0_copies eac3045b4fdd 51d4ae7f1290 : 1421 revs, 0.010443 s, 0.010168 s, -0.000275 s, × 0.9737, 7 µs/rev
netbeans x000_revs_x000_added_x_copies e2063d266acd 6081d72689dc : 1533 revs, 0.015697 s, 0.015946 s, +0.000249 s, × 1.0159, 10 µs/rev
netbeans x000_revs_x000_added_x000_copies ff453e9fee32 411350406ec2 : 5750 revs, 0.063528 s, 0.062712 s, -0.000816 s, × 0.9872, 10 µs/rev
netbeans x0000_revs_xx000_added_x000_copies 588c2d1ced70 1aad62e59ddd : 66949 revs, 0.545515 s, 0.523832 s, -0.021683 s, × 0.9603, 7 µs/rev
mozilla-central x_revs_x_added_0_copies 3697f962bb7b 7015fcdd43a2 : 2 revs, 0.000089 s, 0.000090 s, +0.000001 s, × 1.0112, 45 µs/rev
mozilla-central x_revs_x000_added_0_copies dd390860c6c9 40d0c5bed75d : 8 revs, 0.000265 s, 0.000264 s, -0.000001 s, × 0.9962, 33 µs/rev
mozilla-central x_revs_x_added_x_copies 8d198483ae3b 14207ffc2b2f : 9 revs, 0.000381 s, 0.000187 s, -0.000194 s, × 0.4908, 20 µs/rev
mozilla-central x_revs_x00_added_x_copies 98cbc58cc6bc 446a150332c3 : 7 revs, 0.000672 s, 0.000665 s, -0.000007 s, × 0.9896, 95 µs/rev
mozilla-central x_revs_x000_added_x000_copies 3c684b4b8f68 0a5e72d1b479 : 3 revs, 0.003497 s, 0.003556 s, +0.000059 s, × 1.0169, 1185 µs/rev
mozilla-central x_revs_x0000_added_x0000_copies effb563bb7e5 c07a39dc4e80 : 6 revs, 0.073204 s, 0.071345 s, -0.001859 s, × 0.9746, 11890 µs/rev
mozilla-central x000_revs_xx00_added_0_copies 6100d773079a 04a55431795e : 1593 revs, 0.006482 s, 0.006551 s, +0.000069 s, × 1.0106, 4 µs/rev
mozilla-central x000_revs_x000_added_x_copies 9f17a6fc04f9 2d37b966abed : 41 revs, 0.005066 s, 0.005078 s, +0.000012 s, × 1.0024, 123 µs/rev
mozilla-central x000_revs_x000_added_x000_copies 7c97034feb78 4407bd0c6330 : 7839 revs, 0.065707 s, 0.065823 s, +0.000116 s, × 1.0018, 8 µs/rev
mozilla-central x0000_revs_xx000_added_0_copies 9eec5917337d 67118cc6dcad : 615 revs, 0.026800 s, 0.027050 s, +0.000250 s, × 1.0093, 43 µs/rev
mozilla-central x0000_revs_xx000_added_x000_copies f78c615a656c 96a38b690156 : 30263 revs, 0.203856 s, 0.202443 s, -0.001413 s, × 0.9931, 6 µs/rev
mozilla-central x00000_revs_x0000_added_x0000_copies 6832ae71433c 4c222a1d9a00 : 153721 revs, 1.293394 s, 1.261583 s, -0.031811 s, × 0.9754, 8 µs/rev
mozilla-central x00000_revs_x00000_added_x000_copies 76caed42cf7c 1daa622bbe42 : 204976 revs, 1.698239 s, 1.643869 s, -0.054370 s, × 0.9680, 8 µs/rev
mozilla-try x_revs_x_added_0_copies aaf6dde0deb8 9790f499805a : 2 revs, 0.000875 s, 0.000868 s, -0.000007 s, × 0.9920, 434 µs/rev
mozilla-try x_revs_x000_added_0_copies d8d0222927b4 5bb8ce8c7450 : 2 revs, 0.000891 s, 0.000887 s, -0.000004 s, × 0.9955, 443 µs/rev
mozilla-try x_revs_x_added_x_copies 092fcca11bdb 936255a0384a : 4 revs, 0.000292 s, 0.000168 s, -0.000124 s, × 0.5753, 42 µs/rev
mozilla-try x_revs_x00_added_x_copies b53d2fadbdb5 017afae788ec : 2 revs, 0.003939 s, 0.001160 s, -0.002779 s, × 0.2945, 580 µs/rev
mozilla-try x_revs_x000_added_x000_copies 20408ad61ce5 6f0ee96e21ad : 1 revs, 0.033027 s, 0.033016 s, -0.000011 s, × 0.9997, 33016 µs/rev
mozilla-try x_revs_x0000_added_x0000_copies effb563bb7e5 c07a39dc4e80 : 6 revs, 0.073703 s, 0.073312 s, -0.39ae31 s, × 0.9947, 12218 µs/rev
mozilla-try x000_revs_xx00_added_0_copies 6100d773079a 04a55431795e : 1593 revs, 0.006469 s, 0.006485 s, +0.000016 s, × 1.0025, 4 µs/rev
mozilla-try x000_revs_x000_added_x_copies 9f17a6fc04f9 2d37b966abed : 41 revs, 0.005278 s, 0.005494 s, +0.000216 s, × 1.0409, 134 µs/rev
mozilla-try x000_revs_x000_added_x000_copies 1346fd0130e4 4c65cbdabc1f : 6657 revs, 0.064995 s, 0.064879 s, -0.000116 s, × 0.9982, 9 µs/rev
mozilla-try x0000_revs_x_added_0_copies 63519bfd42ee a36a2a865d92 : 40314 revs, 0.301041 s, 0.301469 s, +0.000428 s, × 1.0014, 7 µs/rev
mozilla-try x0000_revs_x_added_x_copies 9fe69ff0762d bcabf2a78927 : 38690 revs, 0.285575 s, 0.297113 s, +0.011538 s, × 1.0404, 7 µs/rev
mozilla-try x0000_revs_xx000_added_x_copies 156f6e2674f2 4d0f2c178e66 : 8598 revs, 0.085597 s, 0.085890 s, +0.000293 s, × 1.0034, 9 µs/rev
mozilla-try x0000_revs_xx000_added_0_copies 9eec5917337d 67118cc6dcad : 615 revs, 0.027118 s, 0.027718 s, +0.000600 s, × 1.0221, 45 µs/rev
mozilla-try x0000_revs_xx000_added_x000_copies 89294cd501d9 7ccb2fc7ccb5 : 97052 revs, 2.119204 s, 2.048949 s, -0.070255 s, × 0.9668, 21 µs/rev
mozilla-try x0000_revs_x0000_added_x0000_copies e928c65095ed e951f4ad123a : 52031 revs, 0.701479 s, 0.685924 s, -0.015555 s, × 0.9778, 13 µs/rev
mozilla-try x00000_revs_x_added_0_copies 6a320851d377 1ebb79acd503 : 363753 revs, 4.482399 s, 4.482891 s, +0.000492 s, × 1.0001, 12 µs/rev
mozilla-try x00000_revs_x00000_added_0_copies dc8a3ca7010e d16fde900c9c : 34414 revs, 0.574082 s, 0.577633 s, +0.003551 s, × 1.0062, 16 µs/rev
mozilla-try x00000_revs_x_added_x_copies 5173c4b6f97c 95d83ee7242d : 362229 revs, 4.480366 s, 4.397816 s, -0.082550 s, × 0.9816, 12 µs/rev
mozilla-try x00000_revs_x000_added_x_copies 9126823d0e9c ca82787bb23c : 359344 revs, 4.369070 s, 4.370538 s, +0.001468 s, × 1.0003, 12 µs/rev
mozilla-try x00000_revs_x0000_added_x0000_copies 8d3fafa80d4b eb884023b810 : 192665 revs, 1.592506 s, 1.570439 s, -0.022067 s, × 0.9861, 8 µs/rev
mozilla-try x00000_revs_x00000_added_x0000_copies 1b661134e2ca 1ae03d022d6d : 228985 revs, 87.824489 s, 88.388512 s, +0.564023 s, × 1.0064, 386 µs/rev
mozilla-try x00000_revs_x00000_added_x000_copies 9b2a99adc05e 8e29777b48e6 : 382065 revs, 43.304637 s, 34.443661 s, -8.860976 s, × 0.7954, 90 µs/rev
private : 459513 revs, 33.853687 s, 27.370148 s, -6.483539 s, × 0.8085, 59 µs/rev
Differential Revision: https://phab.mercurial-scm.org/D9653
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
---|---|
date | Wed, 16 Dec 2020 11:11:05 +0100 |
parents | 0826d684a1b5 |
children | 1d075b857c90 |
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from __future__ import print_function, absolute_import """Fuzz testing for operations against a Mercurial repository This uses Hypothesis's stateful testing to generate random repository operations and test Mercurial using them, both to see if there are any unexpected errors and to compare different versions of it.""" import os import subprocess import sys # Only run if slow tests are allowed if subprocess.call( [os.environ['PYTHON'], '%s/hghave' % os.environ['TESTDIR'], 'slow'] ): sys.exit(80) # These tests require Hypothesis and pytz to be installed. # Running 'pip install hypothesis pytz' will achieve that. # Note: This won't work if you're running Python < 2.7. try: from hypothesis.extra.datetime import datetimes except ImportError: sys.stderr.write("skipped: hypothesis or pytz not installed" + os.linesep) sys.exit(80) # If you are running an old version of pip you may find that the enum34 # backport is not installed automatically. If so 'pip install enum34' will # fix this problem. try: import enum assert enum # Silence pyflakes except ImportError: sys.stderr.write("skipped: enum34 not installed" + os.linesep) sys.exit(80) import binascii from contextlib import contextmanager import errno import pipes import shutil import silenttestrunner import subprocess from hypothesis.errors import HypothesisException from hypothesis.stateful import ( rule, RuleBasedStateMachine, Bundle, precondition, ) from hypothesis import settings, note, strategies as st from hypothesis.configuration import set_hypothesis_home_dir from hypothesis.database import ExampleDatabase testdir = os.path.abspath(os.environ["TESTDIR"]) # We store Hypothesis examples here rather in the temporary test directory # so that when rerunning a failing test this always results in refinding the # previous failure. This directory is in .hgignore and should not be checked in # but is useful to have for development. set_hypothesis_home_dir(os.path.join(testdir, ".hypothesis")) runtests = os.path.join(os.environ["RUNTESTDIR"], "run-tests.py") testtmp = os.environ["TESTTMP"] assert os.path.isdir(testtmp) generatedtests = os.path.join(testdir, "hypothesis-generated") try: os.makedirs(generatedtests) except OSError: pass # We write out generated .t files to a file in order to ease debugging and to # give a starting point for turning failures Hypothesis finds into normal # tests. In order to ensure that multiple copies of this test can be run in # parallel we use atomic file create to ensure that we always get a unique # name. file_index = 0 while True: file_index += 1 savefile = os.path.join( generatedtests, "test-generated-%d.t" % (file_index,) ) try: os.close(os.open(savefile, os.O_CREAT | os.O_EXCL | os.O_WRONLY)) break except OSError as e: if e.errno != errno.EEXIST: raise assert os.path.exists(savefile) hgrc = os.path.join(".hg", "hgrc") filecharacters = ( "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789" "[]^_`;=@{}~ !#$%&'()+,-" ) files = ( st.text(filecharacters, min_size=1) .map(lambda x: x.strip()) .filter(bool) .map(lambda s: s.encode('ascii')) ) safetext = st.text( st.characters( min_codepoint=1, max_codepoint=127, blacklist_categories=('Cc', 'Cs') ), min_size=1, ).map(lambda s: s.encode('utf-8')) extensions = st.sampled_from( ( 'shelve', 'mq', 'blackbox', ) ) @contextmanager def acceptableerrors(*args): """Sometimes we know an operation we're about to perform might fail, and we're OK with some of the failures. In those cases this may be used as a context manager and will swallow expected failures, as identified by substrings of the error message Mercurial emits.""" try: yield except subprocess.CalledProcessError as e: if not any(a in e.output for a in args): note(e.output) raise reponames = st.text("abcdefghijklmnopqrstuvwxyz01234556789", min_size=1).map( lambda s: s.encode('ascii') ) class verifyingstatemachine(RuleBasedStateMachine): """This defines the set of acceptable operations on a Mercurial repository using Hypothesis's RuleBasedStateMachine. The general concept is that we manage multiple repositories inside a repos/ directory in our temporary test location. Some of these are freshly inited, some are clones of the others. Our current working directory is always inside one of these repositories while the tests are running. Hypothesis then performs a series of operations against these repositories, including hg commands, generating contents and editing the .hgrc file. If these operations fail in unexpected ways or behave differently in different configurations of Mercurial, the test will fail and a minimized .t test file will be written to the hypothesis-generated directory to exhibit that failure. Operations are defined as methods with @rule() decorators. See the Hypothesis documentation at http://hypothesis.readthedocs.org/en/release/stateful.html for more details.""" # A bundle is a reusable collection of previously generated data which may # be provided as arguments to future operations. repos = Bundle('repos') paths = Bundle('paths') contents = Bundle('contents') branches = Bundle('branches') committimes = Bundle('committimes') def __init__(self): super(verifyingstatemachine, self).__init__() self.repodir = os.path.join(testtmp, "repos") if os.path.exists(self.repodir): shutil.rmtree(self.repodir) os.chdir(testtmp) self.log = [] self.failed = False self.configperrepo = {} self.all_extensions = set() self.non_skippable_extensions = set() self.mkdirp("repos") self.cd("repos") self.mkdirp("repo1") self.cd("repo1") self.hg("init") def teardown(self): """On teardown we clean up after ourselves as usual, but we also do some additional testing: We generate a .t file based on our test run using run-test.py -i to get the correct output. We then test it in a number of other configurations, verifying that each passes the same test.""" super(verifyingstatemachine, self).teardown() try: shutil.rmtree(self.repodir) except OSError: pass ttest = os.linesep.join(" " + l for l in self.log) os.chdir(testtmp) path = os.path.join(testtmp, "test-generated.t") with open(path, 'w') as o: o.write(ttest + os.linesep) with open(os.devnull, "w") as devnull: rewriter = subprocess.Popen( [runtests, "--local", "-i", path], stdin=subprocess.PIPE, stdout=devnull, stderr=devnull, ) rewriter.communicate("yes") with open(path, 'r') as i: ttest = i.read() e = None if not self.failed: try: output = subprocess.check_output( [runtests, path, "--local", "--pure"], stderr=subprocess.STDOUT, ) assert "Ran 1 test" in output, output for ext in self.all_extensions - self.non_skippable_extensions: tf = os.path.join( testtmp, "test-generated-no-%s.t" % (ext,) ) with open(tf, 'w') as o: for l in ttest.splitlines(): if l.startswith(" $ hg"): l = l.replace( "--config %s=" % (extensionconfigkey(ext),), "", ) o.write(l + os.linesep) with open(tf, 'r') as r: t = r.read() assert ext not in t, t output = subprocess.check_output( [ runtests, tf, "--local", ], stderr=subprocess.STDOUT, ) assert "Ran 1 test" in output, output except subprocess.CalledProcessError as e: note(e.output) if self.failed or e is not None: with open(savefile, "wb") as o: o.write(ttest) if e is not None: raise e def execute_step(self, step): try: return super(verifyingstatemachine, self).execute_step(step) except (HypothesisException, KeyboardInterrupt): raise except Exception: self.failed = True raise # Section: Basic commands. def mkdirp(self, path): if os.path.exists(path): return self.log.append( "$ mkdir -p -- %s" % (pipes.quote(os.path.relpath(path)),) ) os.makedirs(path) def cd(self, path): path = os.path.relpath(path) if path == ".": return os.chdir(path) self.log.append("$ cd -- %s" % (pipes.quote(path),)) def hg(self, *args): extra_flags = [] for key, value in self.config.items(): extra_flags.append("--config") extra_flags.append("%s=%s" % (key, value)) self.command("hg", *(tuple(extra_flags) + args)) def command(self, *args): self.log.append("$ " + ' '.join(map(pipes.quote, args))) subprocess.check_output(args, stderr=subprocess.STDOUT) # Section: Set up basic data # This section has no side effects but generates data that we will want # to use later. @rule( target=paths, source=st.lists(files, min_size=1).map(lambda l: os.path.join(*l)), ) def genpath(self, source): return source @rule( target=committimes, when=datetimes(min_year=1970, max_year=2038) | st.none(), ) def gentime(self, when): return when @rule( target=contents, content=st.one_of( st.binary(), st.text().map(lambda x: x.encode('utf-8')) ), ) def gencontent(self, content): return content @rule( target=branches, name=safetext, ) def genbranch(self, name): return name @rule(target=paths, source=paths) def lowerpath(self, source): return source.lower() @rule(target=paths, source=paths) def upperpath(self, source): return source.upper() # Section: Basic path operations @rule(path=paths, content=contents) def writecontent(self, path, content): self.unadded_changes = True if os.path.isdir(path): return parent = os.path.dirname(path) if parent: try: self.mkdirp(parent) except OSError: # It may be the case that there is a regular file that has # previously been created that has the same name as an ancestor # of the current path. This will cause mkdirp to fail with this # error. We just turn this into a no-op in that case. return with open(path, 'wb') as o: o.write(content) self.log.append( ( "$ $PYTHON -c 'import binascii; " "print(binascii.unhexlify(\"%s\"))' > %s" ) % ( binascii.hexlify(content), pipes.quote(path), ) ) @rule(path=paths) def addpath(self, path): if os.path.exists(path): self.hg("add", "--", path) @rule(path=paths) def forgetpath(self, path): if os.path.exists(path): with acceptableerrors( "file is already untracked", ): self.hg("forget", "--", path) @rule(s=st.none() | st.integers(0, 100)) def addremove(self, s): args = ["addremove"] if s is not None: args.extend(["-s", str(s)]) self.hg(*args) @rule(path=paths) def removepath(self, path): if os.path.exists(path): with acceptableerrors( 'file is untracked', 'file has been marked for add', 'file is modified', ): self.hg("remove", "--", path) @rule( message=safetext, amend=st.booleans(), when=committimes, addremove=st.booleans(), secret=st.booleans(), close_branch=st.booleans(), ) def maybecommit( self, message, amend, when, addremove, secret, close_branch ): command = ["commit"] errors = ["nothing changed"] if amend: errors.append("cannot amend public changesets") command.append("--amend") command.append("-m" + pipes.quote(message)) if secret: command.append("--secret") if close_branch: command.append("--close-branch") errors.append("can only close branch heads") if addremove: command.append("--addremove") if when is not None: if when.year == 1970: errors.append('negative date value') if when.year == 2038: errors.append('exceeds 32 bits') command.append( "--date=%s" % (when.strftime('%Y-%m-%d %H:%M:%S %z'),) ) with acceptableerrors(*errors): self.hg(*command) # Section: Repository management @property def currentrepo(self): return os.path.basename(os.getcwd()) @property def config(self): return self.configperrepo.setdefault(self.currentrepo, {}) @rule( target=repos, source=repos, name=reponames, ) def clone(self, source, name): if not os.path.exists(os.path.join("..", name)): self.cd("..") self.hg("clone", source, name) self.cd(name) return name @rule( target=repos, name=reponames, ) def fresh(self, name): if not os.path.exists(os.path.join("..", name)): self.cd("..") self.mkdirp(name) self.cd(name) self.hg("init") return name @rule(name=repos) def switch(self, name): self.cd(os.path.join("..", name)) assert self.currentrepo == name assert os.path.exists(".hg") @rule(target=repos) def origin(self): return "repo1" @rule() def pull(self, repo=repos): with acceptableerrors( "repository default not found", "repository is unrelated", ): self.hg("pull") @rule(newbranch=st.booleans()) def push(self, newbranch): with acceptableerrors( "default repository not configured", "no changes found", ): if newbranch: self.hg("push", "--new-branch") else: with acceptableerrors("creates new branches"): self.hg("push") # Section: Simple side effect free "check" operations @rule() def log(self): self.hg("log") @rule() def verify(self): self.hg("verify") @rule() def diff(self): self.hg("diff", "--nodates") @rule() def status(self): self.hg("status") @rule() def export(self): self.hg("export") # Section: Branch management @rule() def checkbranch(self): self.hg("branch") @rule(branch=branches) def switchbranch(self, branch): with acceptableerrors( 'cannot use an integer as a name', 'cannot be used in a name', 'a branch of the same name already exists', 'is reserved', ): self.hg("branch", "--", branch) @rule(branch=branches, clean=st.booleans()) def update(self, branch, clean): with acceptableerrors( 'unknown revision', 'parse error', ): if clean: self.hg("update", "-C", "--", branch) else: self.hg("update", "--", branch) # Section: Extension management def hasextension(self, extension): return extensionconfigkey(extension) in self.config def commandused(self, extension): assert extension in self.all_extensions self.non_skippable_extensions.add(extension) @rule(extension=extensions) def addextension(self, extension): self.all_extensions.add(extension) self.config[extensionconfigkey(extension)] = "" @rule(extension=extensions) def removeextension(self, extension): self.config.pop(extensionconfigkey(extension), None) # Section: Commands from the shelve extension @rule() @precondition(lambda self: self.hasextension("shelve")) def shelve(self): self.commandused("shelve") with acceptableerrors("nothing changed"): self.hg("shelve") @rule() @precondition(lambda self: self.hasextension("shelve")) def unshelve(self): self.commandused("shelve") with acceptableerrors("no shelved changes to apply"): self.hg("unshelve") class writeonlydatabase(ExampleDatabase): def __init__(self, underlying): super(ExampleDatabase, self).__init__() self.underlying = underlying def fetch(self, key): return () def save(self, key, value): self.underlying.save(key, value) def delete(self, key, value): self.underlying.delete(key, value) def close(self): self.underlying.close() def extensionconfigkey(extension): return "extensions." + extension settings.register_profile( 'default', settings( timeout=300, stateful_step_count=50, max_examples=10, ), ) settings.register_profile( 'fast', settings( timeout=10, stateful_step_count=20, max_examples=5, min_satisfying_examples=1, max_shrinks=0, ), ) settings.register_profile( 'continuous', settings( timeout=-1, stateful_step_count=1000, max_examples=10 ** 8, max_iterations=10 ** 8, database=writeonlydatabase(settings.default.database), ), ) settings.load_profile(os.getenv('HYPOTHESIS_PROFILE', 'default')) verifyingtest = verifyingstatemachine.TestCase verifyingtest.settings = settings.default if __name__ == '__main__': try: silenttestrunner.main(__name__) finally: # So as to prevent proliferation of useless test files, if we never # actually wrote a failing test we clean up after ourselves and delete # the file for doing so that we owned. if os.path.exists(savefile) and os.path.getsize(savefile) == 0: os.unlink(savefile)