1 # Copyright (C) 2010, 2012 Google Inc. All rights reserved. 2 # 3 # Redistribution and use in source and binary forms, with or without 4 # modification, are permitted provided that the following conditions are 5 # met: 6 # 7 # * Redistributions of source code must retain the above copyright 8 # notice, this list of conditions and the following disclaimer. 9 # * Redistributions in binary form must reproduce the above 10 # copyright notice, this list of conditions and the following disclaimer 11 # in the documentation and/or other materials provided with the 12 # distribution. 13 # * Neither the name of Google Inc. nor the names of its 14 # contributors may be used to endorse or promote products derived from 15 # this software without specific prior written permission. 16 # 17 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 29 import logging 30 import re 31 import StringIO 32 import webkitpy.thirdparty.unittest2 as unittest 33 34 from webkitpy.layout_tests.views.metered_stream import MeteredStream 35 36 37 class RegularTest(unittest.TestCase): 38 verbose = False 39 isatty = False 40 41 def setUp(self): 42 self.stream = StringIO.StringIO() 43 self.buflist = self.stream.buflist 44 self.stream.isatty = lambda: self.isatty 45 46 # configure a logger to test that log calls do normally get included. 47 self.logger = logging.getLogger(__name__) 48 self.logger.setLevel(logging.DEBUG) 49 self.logger.propagate = False 50 51 # add a dummy time counter for a default behavior. 52 self.times = range(10) 53 54 self.meter = MeteredStream(self.stream, self.verbose, self.logger, self.time_fn, 8675) 55 56 def tearDown(self): 57 if self.meter: 58 self.meter.cleanup() 59 self.meter = None 60 61 def time_fn(self): 62 return self.times.pop(0) 63 64 def test_logging_not_included(self): 65 # This tests that if we don't hand a logger to the MeteredStream, 66 # nothing is logged. 67 logging_stream = StringIO.StringIO() 68 handler = logging.StreamHandler(logging_stream) 69 root_logger = logging.getLogger() 70 orig_level = root_logger.level 71 root_logger.addHandler(handler) 72 root_logger.setLevel(logging.DEBUG) 73 try: 74 self.meter = MeteredStream(self.stream, self.verbose, None, self.time_fn, 8675) 75 self.meter.write_throttled_update('foo') 76 self.meter.write_update('bar') 77 self.meter.write('baz') 78 self.assertEqual(logging_stream.buflist, []) 79 finally: 80 root_logger.removeHandler(handler) 81 root_logger.setLevel(orig_level) 82 83 def _basic(self, times): 84 self.times = times 85 self.meter.write_update('foo') 86 self.meter.write_update('bar') 87 self.meter.write_throttled_update('baz') 88 self.meter.write_throttled_update('baz 2') 89 self.meter.writeln('done') 90 self.assertEqual(self.times, []) 91 return self.buflist 92 93 def test_basic(self): 94 buflist = self._basic([0, 1, 2, 13, 14]) 95 self.assertEqual(buflist, ['foo\n', 'bar\n', 'baz 2\n', 'done\n']) 96 97 def _log_after_update(self): 98 self.meter.write_update('foo') 99 self.logger.info('bar') 100 return self.buflist 101 102 def test_log_after_update(self): 103 buflist = self._log_after_update() 104 self.assertEqual(buflist, ['foo\n', 'bar\n']) 105 106 def test_log_args(self): 107 self.logger.info('foo %s %d', 'bar', 2) 108 self.assertEqual(self.buflist, ['foo bar 2\n']) 109 110 class TtyTest(RegularTest): 111 verbose = False 112 isatty = True 113 114 def test_basic(self): 115 buflist = self._basic([0, 1, 1.05, 1.1, 2]) 116 self.assertEqual(buflist, ['foo', 117 MeteredStream._erasure('foo'), 'bar', 118 MeteredStream._erasure('bar'), 'baz 2', 119 MeteredStream._erasure('baz 2'), 'done\n']) 120 121 def test_log_after_update(self): 122 buflist = self._log_after_update() 123 self.assertEqual(buflist, ['foo', 124 MeteredStream._erasure('foo'), 'bar\n']) 125 126 127 class VerboseTest(RegularTest): 128 isatty = False 129 verbose = True 130 131 def test_basic(self): 132 buflist = self._basic([0, 1, 2.1, 13, 14.1234]) 133 # We don't bother to match the hours and minutes of the timestamp since 134 # the local timezone can vary and we can't set that portably and easily. 135 self.assertTrue(re.match('\d\d:\d\d:00.000 8675 foo\n', buflist[0])) 136 self.assertTrue(re.match('\d\d:\d\d:01.000 8675 bar\n', buflist[1])) 137 self.assertTrue(re.match('\d\d:\d\d:13.000 8675 baz 2\n', buflist[2])) 138 self.assertTrue(re.match('\d\d:\d\d:14.123 8675 done\n', buflist[3])) 139 self.assertEqual(len(buflist), 4) 140 141 def test_log_after_update(self): 142 buflist = self._log_after_update() 143 self.assertTrue(re.match('\d\d:\d\d:00.000 8675 foo\n', buflist[0])) 144 145 # The second argument should have a real timestamp and pid, so we just check the format. 146 self.assertTrue(re.match('\d\d:\d\d:\d\d.\d\d\d \d+ bar\n', buflist[1])) 147 148 self.assertEqual(len(buflist), 2) 149 150 def test_log_args(self): 151 self.logger.info('foo %s %d', 'bar', 2) 152 self.assertEqual(len(self.buflist), 1) 153 self.assertTrue(self.buflist[0].endswith('foo bar 2\n')) 154
