1// Copyright (c) 2011 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "courgette/base_test_unittest.h"
6#include "courgette/courgette.h"
7#include "courgette/streams.h"
8
9class EnsembleTest : public BaseTest {
10 public:
11
12  void TestEnsemble(std::string src_bytes, std::string tgt_bytes) const;
13
14  void PeEnsemble() const;
15  void Pe64Ensemble() const;
16  void Elf32Ensemble() const;
17};
18
19void EnsembleTest::TestEnsemble(std::string src_bytes,
20                                std::string tgt_bytes) const {
21
22  courgette::SourceStream source;
23  courgette::SourceStream target;
24
25  source.Init(src_bytes);
26  target.Init(tgt_bytes);
27
28  courgette::SinkStream patch_sink;
29
30  courgette::Status status;
31
32  status = courgette::GenerateEnsemblePatch(&source, &target, &patch_sink);
33  EXPECT_EQ(courgette::C_OK, status);
34
35  courgette::SourceStream patch_source;
36  patch_source.Init(patch_sink.Buffer(), patch_sink.Length());
37
38  courgette::SinkStream patch_result;
39
40  status = courgette::ApplyEnsemblePatch(&source, &patch_source, &patch_result);
41  EXPECT_EQ(courgette::C_OK, status);
42
43  EXPECT_EQ(target.OriginalLength(), patch_result.Length());
44  EXPECT_FALSE(memcmp(target.Buffer(),
45                      patch_result.Buffer(),
46                      target.OriginalLength()));
47}
48
49void EnsembleTest::Elf32Ensemble() const {
50  std::list<std::string> src_ensemble;
51  std::list<std::string> tgt_ensemble;
52
53  src_ensemble.push_back("elf-32-1");
54
55  tgt_ensemble.push_back("elf-32-2");
56
57  std::string src_bytes = FilesContents(src_ensemble);
58  std::string tgt_bytes = FilesContents(tgt_ensemble);
59
60  src_bytes = "aaabbbccc" + src_bytes + "dddeeefff";
61  tgt_bytes = "aaagggccc" + tgt_bytes + "dddeeefff";
62
63  TestEnsemble(src_bytes, tgt_bytes);
64}
65
66void EnsembleTest::PeEnsemble() const {
67  std::list<std::string> src_ensemble;
68  std::list<std::string> tgt_ensemble;
69
70  src_ensemble.push_back("en-US.dll");
71  src_ensemble.push_back("setup1.exe");
72
73  tgt_ensemble.push_back("en-US.dll");
74  tgt_ensemble.push_back("setup2.exe");
75
76  std::string src_bytes = FilesContents(src_ensemble);
77  std::string tgt_bytes = FilesContents(tgt_ensemble);
78
79  src_bytes = "aaabbbccc" + src_bytes + "dddeeefff";
80  tgt_bytes = "aaagggccc" + tgt_bytes + "dddeeefff";
81
82  TestEnsemble(src_bytes, tgt_bytes);
83}
84
85void EnsembleTest::Pe64Ensemble() const {
86  std::list<std::string> src_ensemble;
87  std::list<std::string> tgt_ensemble;
88
89  src_ensemble.push_back("en-US-64.dll");
90  src_ensemble.push_back("chrome64_1.exe");
91  src_ensemble.push_back("pe-64.exe");
92
93  tgt_ensemble.push_back("en-US-64.dll");
94  tgt_ensemble.push_back("chrome64_2.exe");
95  tgt_ensemble.push_back("pe-64.exe");
96
97  std::string src_bytes = FilesContents(src_ensemble);
98  std::string tgt_bytes = FilesContents(tgt_ensemble);
99
100  src_bytes = "aaabbbccc" + src_bytes + "dddeeefff";
101  tgt_bytes = "aaagggccc" + tgt_bytes + "dddeeefff";
102
103  TestEnsemble(src_bytes, tgt_bytes);
104}
105
106// Ensemble tests still take too long on Windows so disabling for now
107// TODO(dgarrett) http://code.google.com/p/chromium/issues/detail?id=101614
108
109TEST_F(EnsembleTest, DISABLED_PE) {
110  PeEnsemble();
111}
112
113TEST_F(EnsembleTest, DISABLED_PE64) {
114  Pe64Ensemble();
115}
116
117TEST_F(EnsembleTest, DISABLED_Elf32) {
118  Elf32Ensemble();
119}
120