Mercurial > hg
view tests/test-cappedreader.py @ 40562:e5ad3ef90aa1
revlog: give formatting to clang-format
This has two lines that are poorly formatted, both right after
PyObject_HEAD macros. It's possible that in the future there will be a
feature to tell clang-format that a token includes an end-of-line
character (in this case the ;), but for now I'm willing to live with
two poorly-formatted lines in a struct definition in exchange for not
thinking about how this file is formatted.
Differential Revision: https://phab.mercurial-scm.org/D5234
author | Augie Fackler <augie@google.com> |
---|---|
date | Tue, 06 Nov 2018 11:22:16 -0500 |
parents | 01e29e885600 |
children | 2372284d9457 |
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from __future__ import absolute_import, print_function import io import unittest from mercurial import ( util, ) class CappedReaderTests(unittest.TestCase): def testreadfull(self): source = io.BytesIO(b'x' * 100) reader = util.cappedreader(source, 10) res = reader.read(10) self.assertEqual(res, b'x' * 10) self.assertEqual(source.tell(), 10) source.seek(0) reader = util.cappedreader(source, 15) res = reader.read(16) self.assertEqual(res, b'x' * 15) self.assertEqual(source.tell(), 15) source.seek(0) reader = util.cappedreader(source, 100) res = reader.read(100) self.assertEqual(res, b'x' * 100) self.assertEqual(source.tell(), 100) source.seek(0) reader = util.cappedreader(source, 50) res = reader.read() self.assertEqual(res, b'x' * 50) self.assertEqual(source.tell(), 50) source.seek(0) def testreadnegative(self): source = io.BytesIO(b'x' * 100) reader = util.cappedreader(source, 20) res = reader.read(-1) self.assertEqual(res, b'x' * 20) self.assertEqual(source.tell(), 20) source.seek(0) reader = util.cappedreader(source, 100) res = reader.read(-1) self.assertEqual(res, b'x' * 100) self.assertEqual(source.tell(), 100) source.seek(0) def testreadmultiple(self): source = io.BytesIO(b'x' * 100) reader = util.cappedreader(source, 10) for i in range(10): res = reader.read(1) self.assertEqual(res, b'x') self.assertEqual(source.tell(), i + 1) self.assertEqual(source.tell(), 10) res = reader.read(1) self.assertEqual(res, b'') self.assertEqual(source.tell(), 10) source.seek(0) reader = util.cappedreader(source, 45) for i in range(4): res = reader.read(10) self.assertEqual(res, b'x' * 10) self.assertEqual(source.tell(), (i + 1) * 10) res = reader.read(10) self.assertEqual(res, b'x' * 5) self.assertEqual(source.tell(), 45) def readlimitpasteof(self): source = io.BytesIO(b'x' * 100) reader = util.cappedreader(source, 1024) res = reader.read(1000) self.assertEqual(res, b'x' * 100) self.assertEqual(source.tell(), 100) res = reader.read(1000) self.assertEqual(res, b'') self.assertEqual(source.tell(), 100) if __name__ == '__main__': import silenttestrunner silenttestrunner.main(__name__)