Mercurial > hg
view tests/test-simplekeyvaluefile.py @ 49487:e8481625c582
rust: add Debug constraint to Matcher trait
This makes sure we can easily debug which Matcher we're looking at when using
trait objects, and is just generally useful. Effort to make the debugging
output nicer has been kept to a minimum, please feel free to improve.
author | Raphaël Gomès <rgomes@octobus.net> |
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date | Mon, 11 Jul 2022 11:59:13 +0200 |
parents | 642e31cb55f0 |
children |
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import unittest import silenttestrunner from mercurial import ( error, scmutil, ) class mockfile: def __init__(self, name, fs): self.name = name self.fs = fs def __enter__(self): return self def __exit__(self, *args, **kwargs): pass def write(self, text): self.fs.contents[self.name] = text def read(self): return self.fs.contents[self.name] class mockvfs: def __init__(self): self.contents = {} def read(self, path): return mockfile(path, self).read() def readlines(self, path): # lines need to contain the trailing '\n' to mock the real readlines return [l for l in mockfile(path, self).read().splitlines(True)] def __call__(self, path, mode, atomictemp): return mockfile(path, self) class testsimplekeyvaluefile(unittest.TestCase): def setUp(self): self.vfs = mockvfs() def testbasicwritingiandreading(self): dw = {b'key1': b'value1', b'Key2': b'value2'} scmutil.simplekeyvaluefile(self.vfs, b'kvfile').write(dw) self.assertEqual( sorted(self.vfs.read(b'kvfile').split(b'\n')), [b'', b'Key2=value2', b'key1=value1'], ) dr = scmutil.simplekeyvaluefile(self.vfs, b'kvfile').read() self.assertEqual(dr, dw) if not getattr(unittest.TestCase, 'assertRaisesRegex', False): # Python 3.7 deprecates the regex*p* version, but 2.7 lacks # the regex version. assertRaisesRegex = ( # camelcase-required unittest.TestCase.assertRaisesRegexp ) def testinvalidkeys(self): d = {b'0key1': b'value1', b'Key2': b'value2'} with self.assertRaisesRegex( error.ProgrammingError, 'keys must start with a letter.*' ): scmutil.simplekeyvaluefile(self.vfs, b'kvfile').write(d) d = {b'key1@': b'value1', b'Key2': b'value2'} with self.assertRaisesRegex(error.ProgrammingError, 'invalid key.*'): scmutil.simplekeyvaluefile(self.vfs, b'kvfile').write(d) def testinvalidvalues(self): d = {b'key1': b'value1', b'Key2': b'value2\n'} with self.assertRaisesRegex(error.ProgrammingError, 'invalid val.*'): scmutil.simplekeyvaluefile(self.vfs, b'kvfile').write(d) def testcorruptedfile(self): self.vfs.contents[b'badfile'] = b'ababagalamaga\n' with self.assertRaisesRegex( error.CorruptedState, 'dictionary.*element.*' ): scmutil.simplekeyvaluefile(self.vfs, b'badfile').read() def testfirstline(self): dw = {b'key1': b'value1'} scmutil.simplekeyvaluefile(self.vfs, b'fl').write(dw, firstline=b'1.0') self.assertEqual(self.vfs.read(b'fl'), b'1.0\nkey1=value1\n') dr = scmutil.simplekeyvaluefile(self.vfs, b'fl').read( firstlinenonkeyval=True ) self.assertEqual(dr, {b'__firstline': b'1.0', b'key1': b'value1'}) if __name__ == "__main__": silenttestrunner.main(__name__)