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1 // Copyright (c) 2012 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 "webkit/blob/shareable_file_reference.h" | |
6 | |
7 #include "base/file_util.h" | |
8 #include "base/files/scoped_temp_dir.h" | |
9 #include "base/message_loop.h" | |
10 #include "base/message_loop_proxy.h" | |
11 #include "testing/gtest/include/gtest/gtest.h" | |
12 | |
13 namespace webkit_blob { | |
14 | |
15 TEST(ShareableFileReferenceTest, TestReferences) { | |
16 base::MessageLoop message_loop; | |
17 scoped_refptr<base::MessageLoopProxy> loop_proxy = | |
18 base::MessageLoopProxy::current(); | |
19 base::ScopedTempDir temp_dir; | |
20 ASSERT_TRUE(temp_dir.CreateUniqueTempDir()); | |
21 | |
22 // Create a file. | |
23 base::FilePath file; | |
24 file_util::CreateTemporaryFileInDir(temp_dir.path(), &file); | |
25 EXPECT_TRUE(file_util::PathExists(file)); | |
26 | |
27 // Create a first reference to that file. | |
28 scoped_refptr<ShareableFileReference> reference1; | |
29 reference1 = ShareableFileReference::Get(file); | |
30 EXPECT_FALSE(reference1.get()); | |
31 reference1 = ShareableFileReference::GetOrCreate( | |
32 file, ShareableFileReference::DELETE_ON_FINAL_RELEASE, loop_proxy); | |
33 EXPECT_TRUE(reference1.get()); | |
34 EXPECT_TRUE(file == reference1->path()); | |
35 | |
36 // Get a second reference to that file. | |
37 scoped_refptr<ShareableFileReference> reference2; | |
38 reference2 = ShareableFileReference::Get(file); | |
39 EXPECT_EQ(reference1.get(), reference2.get()); | |
40 reference2 = ShareableFileReference::GetOrCreate( | |
41 file, ShareableFileReference::DELETE_ON_FINAL_RELEASE, loop_proxy); | |
42 EXPECT_EQ(reference1.get(), reference2.get()); | |
43 | |
44 // Drop the first reference, the file and reference should still be there. | |
45 reference1 = NULL; | |
46 EXPECT_TRUE(ShareableFileReference::Get(file).get()); | |
47 base::MessageLoop::current()->RunUntilIdle(); | |
48 EXPECT_TRUE(file_util::PathExists(file)); | |
49 | |
50 // Drop the second reference, the file and reference should get deleted. | |
51 reference2 = NULL; | |
52 EXPECT_FALSE(ShareableFileReference::Get(file).get()); | |
53 base::MessageLoop::current()->RunUntilIdle(); | |
54 EXPECT_FALSE(file_util::PathExists(file)); | |
55 | |
56 // TODO(michaeln): add a test for files that aren't deletable behavior. | |
57 } | |
58 | |
59 } // namespace webkit_blob | |
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