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Viewing changes to bzrlib/tests/test_http_response.py

  • Committer: Patch Queue Manager
  • Date: 2016-02-01 19:13:13 UTC
  • mfrom: (6614.2.2 trunk)
  • Revision ID: pqm@pqm.ubuntu.com-20160201191313-wdfvmfff1djde6oq
(vila) Release 2.7.0 (Vincent Ladeuil)

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bzrlib/tests/test_http_response.py
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# Copyright (C) 2006-2010 Canonical Ltd
 
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# Copyright (C) 2006-2010, 2012, 2013, 2016 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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        # Now, get the response
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        resp = conn.getresponse()
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        # Read part of the response
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        self.assertEquals('0123456789\n', resp.read(11))
 
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        self.assertEqual('0123456789\n', resp.read(11))
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        # Override the thresold to force the warning emission
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        conn._range_warning_thresold = 6 # There are 7 bytes pending
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        conn.cleanup_pipe()
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    def test_can_read_at_first_access(self):
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        """Test that the just created file can be read."""
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        self.assertEquals(self.alpha, self._file.read())
 
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        self.assertEqual(self.alpha, self._file.read())
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    def test_seek_read(self):
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        """Test seek/read inside the range."""
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        f = self._file
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        start = self.first_range_start
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        # Before any use, tell() should be at the range start
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        self.assertEquals(start, f.tell())
 
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        self.assertEqual(start, f.tell())
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        cur = start # For an overall offset assertion
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        f.seek(start + 3)
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        cur += 3
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        self.assertEquals('def', f.read(3))
 
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        self.assertEqual('def', f.read(3))
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        cur += len('def')
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        f.seek(4, 1)
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        cur += 4
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        self.assertEquals('klmn', f.read(4))
 
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        self.assertEqual('klmn', f.read(4))
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        cur += len('klmn')
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        # read(0) in the middle of a range
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        self.assertEquals('', f.read(0))
 
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        self.assertEqual('', f.read(0))
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        # seek in place
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        here = f.tell()
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        f.seek(0, 1)
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        self.assertEquals(here, f.tell())
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        self.assertEquals(cur, f.tell())
 
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        self.assertEqual(here, f.tell())
 
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        self.assertEqual(cur, f.tell())
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    def test_read_zero(self):
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        f = self._file
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        self.assertEquals('', f.read(0))
 
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        self.assertEqual('', f.read(0))
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        f.seek(10, 1)
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        self.assertEquals('', f.read(0))
 
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        self.assertEqual('', f.read(0))
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    def test_seek_at_range_end(self):
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        f = self._file
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    def test_read_at_range_end(self):
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        """Test read behaviour at range end."""
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        f = self._file
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        self.assertEquals(self.alpha, f.read())
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        self.assertEquals('', f.read(0))
 
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        self.assertEqual(self.alpha, f.read())
 
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        self.assertEqual('', f.read(0))
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        self.assertRaises(errors.InvalidRange, f.read, 1)
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    def test_unbounded_read_after_seek(self):
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        f = self._file
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        f.seek(24, 1)
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        # Should not cross ranges
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        self.assertEquals('yz', f.read())
 
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        self.assertEqual('yz', f.read())
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    def test_seek_backwards(self):
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        f = self._file
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       """
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       f = self._file
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       f.seek(-2, 2)
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       self.assertEquals('yz', f.read())
 
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       self.assertEqual('yz', f.read())
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class TestRangeFileSizeUnknown(tests.TestCase, TestRangeFileMixin):
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    def test_read_at_range_end(self):
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        """Test read behaviour at range end."""
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        f = self._file
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        self.assertEquals(self.alpha, f.read())
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        self.assertEquals('', f.read(0))
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        self.assertEquals('', f.read(1))
 
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        self.assertEqual(self.alpha, f.read())
 
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        self.assertEqual('', f.read(0))
 
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        self.assertEqual('', f.read(1))
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class TestRangeFileSizeKnown(tests.TestCase, TestRangeFileMixin):
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    def test_read_all_ranges(self):
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        f = self._file
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        self.assertEquals(self.alpha, f.read()) # Read first range
 
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        self.assertEqual(self.alpha, f.read()) # Read first range
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        f.seek(100) # Trigger the second range recognition
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        self.assertEquals(self.alpha, f.read()) # Read second range
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        self.assertEquals(126, f.tell())
 
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        self.assertEqual(self.alpha, f.read()) # Read second range
 
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        self.assertEqual(126, f.tell())
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        f.seek(126) # Start of third range which is also the current pos !
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        self.assertEquals('A', f.read(1))
 
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        self.assertEqual('A', f.read(1))
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        f.seek(10, 1)
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        self.assertEquals('LMN', f.read(3))
 
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        self.assertEqual('LMN', f.read(3))
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    def test_seek_from_end(self):
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        """See TestRangeFileMixin.test_seek_from_end."""
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        # behaviour.
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        f = self._file
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        f.seek(-2, 2)
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        self.assertEquals('yz', f.read())
 
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        self.assertEqual('yz', f.read())
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        self.assertRaises(errors.InvalidRange, f.seek, -2, 2)
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    def test_seek_into_void(self):
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    def test_seek_across_ranges(self):
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        f = self._file
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        f.seek(126) # skip the two first ranges
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        self.assertEquals('AB', f.read(2))
 
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        self.assertEqual('AB', f.read(2))
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    def test_checked_read_dont_overflow_buffers(self):
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        f = self._file
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        # We force a very low value to exercise all code paths in _checked_read
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        f._discarded_buf_size = 8
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        f.seek(126) # skip the two first ranges
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        self.assertEquals('AB', f.read(2))
 
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        self.assertEqual('AB', f.read(2))
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    def test_seek_twice_between_ranges(self):
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        f = self._file
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    def test_read_at_range_end(self):
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        f = self._file
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        self.assertEquals(self.alpha, f.read())
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        self.assertEquals(self.alpha, f.read())
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        self.assertEquals(self.alpha.upper(), f.read())
 
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        self.assertEqual(self.alpha, f.read())
 
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        self.assertEqual(self.alpha, f.read())
 
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        self.assertEqual(self.alpha.upper(), f.read())
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        self.assertRaises(errors.InvalidHttpResponse, f.read, 1)
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        def ok(expected, header_value):
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            f.set_range_from_header(header_value)
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            # Slightly peek under the covers to get the size
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            self.assertEquals(expected, (f.tell(), f._size))
 
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            self.assertEqual(expected, (f.tell(), f._size))
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        ok((1, 10), 'bytes 1-10/11')
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        ok((1, 10), 'bytes 1-10/*')