| #!/usr/bin/python |
| # Copyright 2015 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| import unittest |
| |
| import cyglog_to_orderfile |
| import os |
| import symbol_extractor |
| import sys |
| |
| sys.path.insert( |
| 0, os.path.join(os.path.dirname(__file__), os.pardir, os.pardir, |
| 'third_party', 'android_platform', 'development', |
| 'scripts')) |
| import symbol |
| |
| |
| class TestCyglogToOrderfile(unittest.TestCase): |
| def testParseLogLines(self): |
| lines = """5086e000-52e92000 r-xp 00000000 b3:02 51276 libchromeview.so |
| secs usecs pid:threadid func |
| START |
| 1314897086 795828 3587:1074648168 0x509e105c |
| 1314897086 795874 3587:1074648168 0x509e0eb4 |
| END""".split('\n') |
| offsets = cyglog_to_orderfile._ParseLogLines(lines) |
| self.assertListEqual( |
| offsets, [0x509e105c - 0x5086e000, 0x509e0eb4 - 0x5086e000]) |
| |
| def testFindSymbolInfosAtOffsetExactMatch(self): |
| offset_map = {0x10: [symbol_extractor.SymbolInfo( |
| name='Symbol', offset=0x10, size=0x13, section='.text')]} |
| functions = cyglog_to_orderfile._FindSymbolInfosAtOffset(offset_map, 0x10) |
| self.assertEquals(len(functions), 1) |
| self.assertEquals(functions[0], offset_map[0x10][0]) |
| |
| def testFindSymbolInfosAtOffsetInexactMatch(self): |
| offset_map = {0x10: [symbol_extractor.SymbolInfo( |
| name='Symbol', offset=0x10, size=0x13, section='.text')]} |
| functions = cyglog_to_orderfile._FindSymbolInfosAtOffset(offset_map, 0x11) |
| self.assertEquals(len(functions), 1) |
| self.assertEquals(functions[0], offset_map[0x10][0]) |
| |
| def testFindSymbolInfosAtOffsetNoMatch(self): |
| offset_map = {0x10: [symbol_extractor.SymbolInfo( |
| name='Symbol', offset=0x10, size=0x13, section='.text')]} |
| self.assertRaises( |
| cyglog_to_orderfile.SymbolNotFoundException, |
| cyglog_to_orderfile._FindSymbolInfosAtOffset, offset_map, 0x12) |
| |
| def testWarnAboutDuplicates(self): |
| offsets = [0x1, 0x2, 0x3] |
| self.assertTrue(cyglog_to_orderfile._WarnAboutDuplicates(offsets)) |
| offsets.append(0x1) |
| self.assertFalse(cyglog_to_orderfile._WarnAboutDuplicates(offsets)) |
| |
| def testSameCtorOrDtorNames(self): |
| if not os.path.exists(symbol.ToolPath('c++filt')): |
| print 'Skipping test dependent on missing c++filt binary.' |
| return |
| self.assertTrue(cyglog_to_orderfile._SameCtorOrDtorNames( |
| '_ZNSt3__119istreambuf_iteratorIcNS_11char_traitsIcEEEC1Ev', |
| '_ZNSt3__119istreambuf_iteratorIcNS_11char_traitsIcEEEC2Ev')) |
| self.assertTrue(cyglog_to_orderfile._SameCtorOrDtorNames( |
| '_ZNSt3__119istreambuf_iteratorIcNS_11char_traitsIcEEED1Ev', |
| '_ZNSt3__119istreambuf_iteratorIcNS_11char_traitsIcEEED2Ev')) |
| self.assertFalse(cyglog_to_orderfile._SameCtorOrDtorNames( |
| '_ZNSt3__119istreambuf_iteratorIcNS_11char_traitsIcEEEC1Ev', |
| '_ZNSt3__119foo_iteratorIcNS_11char_traitsIcEEEC1Ev')) |
| self.assertFalse(cyglog_to_orderfile._SameCtorOrDtorNames( |
| '_ZNSt3__119istreambuf_iteratorIcNS_11char_traitsIcEEE', |
| '_ZNSt3__119istreambuf_iteratorIcNS_11char_traitsIcEEE')) |
| |
| def testOutputOrderfile(self): |
| class FakeOutputFile(object): |
| def __init__(self): |
| self.writes = [] |
| |
| def write(self, data): |
| self.writes.append(data) |
| |
| # One symbol not matched, one with an odd address, one regularly matched |
| # And two symbols aliased to the same address |
| offsets = [0x12, 0x17] |
| offset_to_symbol_infos = { |
| 0x10: [symbol_extractor.SymbolInfo( |
| name='Symbol', offset=0x10, size=0x13, section='dummy')], |
| 0x12: [symbol_extractor.SymbolInfo( |
| name='Symbol2', offset=0x12, size=0x13, section='dummy')], |
| 0x16: [symbol_extractor.SymbolInfo( |
| name='Symbol3', offset=0x16, size=0x13, section='dummy'), |
| symbol_extractor.SymbolInfo( |
| name='Symbol32', offset=0x16, size=0x13, section='dummy'),]} |
| symbol_to_sections_map = { |
| 'Symbol': ['.text.Symbol'], |
| 'Symbol2': ['.text.Symbol2', '.text.hot.Symbol2'], |
| 'Symbol3': ['.text.Symbol3'], |
| 'Symbol32': ['.text.Symbol32']} |
| fake_output = FakeOutputFile() |
| cyglog_to_orderfile._OutputOrderfile( |
| offsets, offset_to_symbol_infos, symbol_to_sections_map, fake_output) |
| expected = """.text.Symbol2 |
| .text.hot.Symbol2 |
| .text.Symbol3 |
| .text.Symbol32 |
| """ |
| self.assertEquals(expected, ''.join(fake_output.writes)) |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |
