1#!/usr/bin/env python
2
3# Copyright (c) 2012 Google Inc. All rights reserved.
4# Use of this source code is governed by a BSD-style license that can be
5# found in the LICENSE file.
6
7"""
8Verifies that stripping works.
9"""
10
11import TestGyp
12import TestMac
13
14import re
15import subprocess
16import sys
17import time
18
19if sys.platform == 'darwin':
20  test = TestGyp.TestGyp(formats=['ninja', 'make', 'xcode'])
21
22  test.run_gyp('test.gyp', chdir='strip')
23
24  test.build('test.gyp', test.ALL, chdir='strip')
25
26  # Lightweight check if stripping was done.
27  def OutPath(s):
28    return test.built_file_path(s, type=test.SHARED_LIB, chdir='strip')
29
30  def CheckNsyms(p, n_expected):
31    r = re.compile(r'nsyms\s+(\d+)')
32    o = subprocess.check_output(['otool', '-l', p])
33    m = r.search(o)
34    n = int(m.group(1))
35    if n != n_expected:
36      print 'Stripping: Expected %d symbols, got %d' % (n_expected, n)
37      test.fail_test()
38
39  # Starting with Xcode 5.0, clang adds an additional symbols to the compiled
40  # file when using a relative path to the input file. So when using ninja
41  # with Xcode 5.0 or higher, take this additional symbol into consideration
42  # for unstripped builds (it is stripped by all strip commands).
43  expected_extra_symbol_count = 0
44  if test.format == 'ninja' and TestMac.Xcode.Version() >= '0500':
45    expected_extra_symbol_count = 1
46
47  # The actual numbers here are not interesting, they just need to be the same
48  # in both the xcode and the make build.
49  CheckNsyms(OutPath('no_postprocess'), 29 + expected_extra_symbol_count)
50  CheckNsyms(OutPath('no_strip'), 29 + expected_extra_symbol_count)
51  CheckNsyms(OutPath('strip_all'), 0)
52  CheckNsyms(OutPath('strip_nonglobal'), 6)
53  CheckNsyms(OutPath('strip_debugging'), 7)
54  CheckNsyms(OutPath('strip_all_custom_flags'), 0)
55  CheckNsyms(test.built_file_path(
56      'strip_all_bundle.framework/Versions/A/strip_all_bundle', chdir='strip'),
57      0)
58  CheckNsyms(OutPath('strip_save'), 7)
59
60  test.pass_test()
61