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#!/usr/bin/env python
#
# Copyright 2013 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.
"""Unittest for symbolize.py.
This test uses test libraries generated by the Android g++ toolchain.
Should things break you can recreate the libraries and get the updated
addresses and demangled names by running the following:
cd test/symbolize/
make
nm -gC *.so
"""
import StringIO
import unittest
import symbolize
LIB_A_PATH = '/build/android/tests/symbolize/liba.so'
LIB_B_PATH = '/build/android/tests/symbolize/libb.so'
def RunSymbolizer(text):
output = StringIO.StringIO()
s = symbolize.Symbolizer(output)
s.write(text)
return output.getvalue()
class SymbolizerUnittest(unittest.TestCase):
def testSingleLineNoMatch(self):
# Leading '#' is required.
expected = '00 0x00000000 ' + LIB_A_PATH + '+0x00000254\n'
self.assertEqual(expected, RunSymbolizer(expected))
# Whitespace should be exactly one space.
expected = '#00 0x00000000 ' + LIB_A_PATH + '+0x00000254\n'
self.assertEqual(expected, RunSymbolizer(expected))
expected = '#00 0x00000000 ' + LIB_A_PATH + '+0x00000254\n'
self.assertEqual(expected, RunSymbolizer(expected))
# Decimal stack frame numbers are required.
expected = '#0a 0x00000000 ' + LIB_A_PATH + '+0x00000254\n'
self.assertEqual(expected, RunSymbolizer(expected))
# Hexadecimal addresses are required.
expected = '#00 0xghijklmn ' + LIB_A_PATH + '+0x00000254\n'
self.assertEqual(expected, RunSymbolizer(expected))
expected = '#00 0x00000000 ' + LIB_A_PATH + '+0xghijklmn\n'
self.assertEqual(expected, RunSymbolizer(expected))
# Addresses must be exactly 8 characters.
expected = '#00 0x0000000 ' + LIB_A_PATH + '+0x00000254\n'
self.assertEqual(expected, RunSymbolizer(expected))
expected = '#00 0x000000000 ' + LIB_A_PATH + '+0x00000254\n'
self.assertEqual(expected, RunSymbolizer(expected))
expected = '#00 0x0000000 ' + LIB_A_PATH + '+0x0000254\n'
self.assertEqual(expected, RunSymbolizer(expected))
expected = '#00 0x000000000 ' + LIB_A_PATH + '+0x000000254\n'
self.assertEqual(expected, RunSymbolizer(expected))
# Addresses must be prefixed with '0x'.
expected = '#00 00000000 ' + LIB_A_PATH + '+0x00000254\n'
self.assertEqual(expected, RunSymbolizer(expected))
expected = '#00 0x00000000 ' + LIB_A_PATH + '+00000254\n'
self.assertEqual(expected, RunSymbolizer(expected))
# Library name is required.
expected = '#00 0x00000000\n'
self.assertEqual(expected, RunSymbolizer(expected))
expected = '#00 0x00000000 +0x00000254\n'
self.assertEqual(expected, RunSymbolizer(expected))
# Library name must be followed by offset with no spaces around '+'.
expected = '#00 0x00000000 ' + LIB_A_PATH + ' +0x00000254\n'
self.assertEqual(expected, RunSymbolizer(expected))
expected = '#00 0x00000000 ' + LIB_A_PATH + '+ 0x00000254\n'
self.assertEqual(expected, RunSymbolizer(expected))
expected = '#00 0x00000000 ' + LIB_A_PATH + ' 0x00000254\n'
self.assertEqual(expected, RunSymbolizer(expected))
expected = '#00 0x00000000 ' + LIB_A_PATH + '+\n'
self.assertEqual(expected, RunSymbolizer(expected))
def testSingleLine(self):
text = '#00 0x00000000 ' + LIB_A_PATH + '+0x00000254\n'
expected = '#00 0x00000000 A::Bar(char const*)\n'
actual = RunSymbolizer(text)
self.assertEqual(expected, actual)
def testSingleLineWithSurroundingText(self):
text = 'LEFT #00 0x00000000 ' + LIB_A_PATH + '+0x00000254 RIGHT\n'
expected = 'LEFT #00 0x00000000 A::Bar(char const*) RIGHT\n'
actual = RunSymbolizer(text)
self.assertEqual(expected, actual)
def testMultipleLinesSameLibrary(self):
text = '#00 0x00000000 ' + LIB_A_PATH + '+0x00000254\n'
text += '#01 0x00000000 ' + LIB_A_PATH + '+0x00000234\n'
expected = '#00 0x00000000 A::Bar(char const*)\n'
expected += '#01 0x00000000 A::Foo(int)\n'
actual = RunSymbolizer(text)
self.assertEqual(expected, actual)
def testMultipleLinesDifferentLibrary(self):
text = '#00 0x00000000 ' + LIB_A_PATH + '+0x00000254\n'
text += '#01 0x00000000 ' + LIB_B_PATH + '+0x00000234\n'
expected = '#00 0x00000000 A::Bar(char const*)\n'
expected += '#01 0x00000000 B::Baz(float)\n'
actual = RunSymbolizer(text)
self.assertEqual(expected, actual)
def testMultipleLinesWithSurroundingTextEverywhere(self):
text = 'TOP\n'
text += 'LEFT #00 0x00000000 ' + LIB_A_PATH + '+0x00000254 RIGHT\n'
text += 'LEFT #01 0x00000000 ' + LIB_B_PATH + '+0x00000234 RIGHT\n'
text += 'BOTTOM\n'
expected = 'TOP\n'
expected += 'LEFT #00 0x00000000 A::Bar(char const*) RIGHT\n'
expected += 'LEFT #01 0x00000000 B::Baz(float) RIGHT\n'
expected += 'BOTTOM\n'
actual = RunSymbolizer(text)
self.assertEqual(expected, actual)
if __name__ == '__main__':
unittest.main()
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