code.vuplus.com Git - vuplus_webkit/blob - Tools/Scripts/webkitpy/layout_tests/port/leakdetector_unittest.py

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  28
  29 import unittest
  30
  31 from webkitpy.layout_tests.port.leakdetector import LeakDetector
  32 from webkitpy.common.system.filesystem_mock import MockFileSystem
  33 from webkitpy.common.system.outputcapture import OutputCapture
  34 from webkitpy.tool.mocktool import MockExecutive
  35
  36
  37 class LeakDetectorTest(unittest.TestCase):
  38     def _mock_port(self):
  39         class MockPort(object):
  40             def __init__(self):
  41                 self._filesystem = MockFileSystem()
  42                 self._executive = MockExecutive()
  43
  44         return MockPort()
  45
  46     def _make_detector(self):
  47         return LeakDetector(self._mock_port())
  48
  49     def test_leaks_args(self):
  50         detector = self._make_detector()
  51         detector._callstacks_to_exclude_from_leaks = lambda: ['foo bar', 'BAZ']
  52         detector._types_to_exlude_from_leaks = lambda: ['abcdefg', 'hi jklmno']
  53         expected_args = ['--exclude-callstack="foo bar"', '--exclude-callstack="BAZ"', '--exclude-type="abcdefg"', '--exclude-type="hi jklmno"', 1234]
  54         self.assertEquals(detector._leaks_args(1234), expected_args)
  55
  56     example_leaks_output = """Process 5122: 663744 nodes malloced for 78683 KB
  57 Process 5122: 337301 leaks for 6525216 total leaked bytes.
  58 Leak: 0x38cb600  size=3072  zone: DefaultMallocZone_0x1d94000   instance of 'NSCFData', type ObjC, implemented in Foundation
  59         0xa033f0b8 0x01001384 0x00000b3a 0x00000b3a     ..3.....:...:...
  60         0x00000000 0x038cb620 0x00000000 0x00000000     .... ...........
  61         0x00000000 0x21000000 0x726c6468 0x00000000     .......!hdlr....
  62         0x00000000 0x7269646d 0x6c707061 0x00000000     ....mdirappl....
  63         0x00000000 0x04000000 0x736c69c1 0x00000074     .........ilst...
  64         0x6f74a923 0x0000006f 0x7461641b 0x00000061     #.too....data...
  65         0x00000001 0x76614c00 0x2e323566 0x302e3236     .....Lavf52.62.0
  66         0x37000000 0x6d616ea9 0x2f000000 0x61746164     ...7.nam.../data
  67         ...
  68 Leak: 0x2a9c960  size=288  zone: DefaultMallocZone_0x1d94000
  69         0x09a1cc47 0x1bda8560 0x3d472cd1 0xfbe9bccd     G...`....,G=....
  70         0x8bcda008 0x9e972a91 0xa892cf63 0x2448bdb0     .....*..c.....H$
  71         0x4736fc34 0xdbe2d94e 0x25f56688 0x839402a4     4.6GN....f.%....
  72         0xd12496b3 0x59c40c12 0x8cfcab2a 0xd20ef9c4     ..$....Y*.......
  73         0xe7c56b1b 0x5835af45 0xc69115de 0x6923e4bb     .k..E.5X......#i
  74         0x86f15553 0x15d40fa9 0x681288a4 0xc33298a9     SU.........h..2.
  75         0x439bb535 0xc4fc743d 0x7dfaaff8 0x2cc49a4a     5..C=t.....}J..,
  76         0xdd119df8 0x7e086821 0x3d7d129e 0x2e1b1547     ....!h.~..}=G...
  77         ...
  78 Leak: 0x25102fe0  size=176  zone: DefaultMallocZone_0x1d94000   string 'NSException Data'
  79 """
  80
  81     def test_parse_leaks_output(self):
  82         self.assertEquals(self._make_detector()._parse_leaks_output(self.example_leaks_output, 5122), (337301, 0, 6525216))
  83
  84     def test_leaks_files_in_directory(self):
  85         detector = self._make_detector()
  86         self.assertEquals(detector.leaks_files_in_directory('/bogus-directory'), [])
  87         detector._filesystem = MockFileSystem({
  88             '/mock-results/DumpRenderTree-1234-leaks.txt': '',
  89             '/mock-results/DumpRenderTree-23423-leaks.txt': '',
  90             '/mock-results/DumpRenderTree-823-leaks.txt': '',
  91         })
  92         self.assertEquals(len(detector.leaks_files_in_directory('/mock-results')), 3)
  93
  94     def test_parse_leak_files(self):
  95         detector = self._make_detector()
  96
  97         def mock_run_script(name, args, include_configuration_arguments=False):
  98             print "MOCK _run_script: %s %s" % (name, args)
  99             return """1 calls for 16 bytes: -[NSURLRequest mutableCopyWithZone:] | +[NSObject(NSObject) allocWithZone:] | _internal_class_createInstanceFromZone | calloc | malloc_zone_calloc
 100
 101 total: 5,888 bytes (0 bytes excluded)."""
 102         detector._port._run_script = mock_run_script
 103
 104         leak_files = ['/mock-results/DumpRenderTree-1234-leaks.txt', '/mock-results/DumpRenderTree-1235-leaks.txt']
 105         expected_stdout = "MOCK _run_script: parse-malloc-history ['--merge-depth', 5, '/mock-results/DumpRenderTree-1234-leaks.txt', '/mock-results/DumpRenderTree-1235-leaks.txt']\n"
 106         results_tuple = OutputCapture().assert_outputs(self, detector.parse_leak_files, [leak_files], expected_stdout=expected_stdout)
 107         self.assertEquals(results_tuple, ("5,888 bytes", 1))