Mercurial > hg
view tests/test-simplekeyvaluefile.py @ 38952:0e58c5b20745
mergetool: warn if ui.merge points to nonexistent tool
This adds a warning when ui.merge is configured but points to an
executable that doesn't exist. It gets printed once per fail, but that
seems to be how our other warnings about merge tools are reported.
Differential Revision: https://phab.mercurial-scm.org/D3975
author | Martin von Zweigbergk <martinvonz@google.com> |
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date | Mon, 23 Jul 2018 22:51:53 -0700 |
parents | 6eca47f6319d |
children | aaad36b88298 |
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from __future__ import absolute_import import unittest import silenttestrunner from mercurial import ( error, scmutil, ) class mockfile(object): 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(object): 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__)