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.
5 #include "courgette/base_test_unittest.h"
9 #include "base/basictypes.h"
10 #include "courgette/courgette.h"
11 #include "courgette/streams.h"
13 class VersioningTest
: public BaseTest
{
15 void TestApplyingOldPatch(const char* src_file
,
16 const char* patch_file
,
17 const char* expected_file
) const;
20 void VersioningTest::TestApplyingOldPatch(const char* src_file
,
21 const char* patch_file
,
22 const char* expected_file
) const {
23 std::string old_buffer
= FileContents(src_file
);
24 std::string new_buffer
= FileContents(patch_file
);
25 std::string expected_buffer
= FileContents(expected_file
);
27 courgette::SourceStream old_stream
;
28 courgette::SourceStream patch_stream
;
29 old_stream
.Init(old_buffer
);
30 patch_stream
.Init(new_buffer
);
32 courgette::SinkStream generated_stream
;
34 courgette::Status status
=
35 courgette::ApplyEnsemblePatch(&old_stream
,
39 EXPECT_EQ(status
, courgette::C_OK
);
41 size_t expected_length
= expected_buffer
.size();
42 size_t generated_length
= generated_stream
.Length();
44 EXPECT_EQ(generated_length
, expected_length
);
45 EXPECT_EQ(0, memcmp(generated_stream
.Buffer(),
46 expected_buffer
.c_str(),
51 TEST_F(VersioningTest
, All
) {
52 TestApplyingOldPatch("setup1.exe", "setup1-setup2.v1.patch", "setup2.exe");
53 TestApplyingOldPatch("chrome64_1.exe", "chrome64-1-2.v1.patch",
56 // We also need a way to test that newly generated patches are appropriately
57 // applicable by older clients... not sure of the best way to do that.