1// Copyright 2013 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 "content/test/webkit_support.h"
6
7#include <string>
8
9#include "base/command_line.h"
10#include "base/message_loop/message_loop.h"
11#include "base/run_loop.h"
12#include "base/strings/string_tokenizer.h"
13#include "content/public/common/content_switches.h"
14#include "content/public/common/user_agent.h"
15#include "content/test/test_webkit_platform_support.h"
16#include "third_party/WebKit/public/web/WebCache.h"
17#include "third_party/WebKit/public/web/WebKit.h"
18#include "third_party/WebKit/public/web/WebRuntimeFeatures.h"
19#include "url/url_util.h"
20
21#if defined(OS_WIN)
22#include "ui/gfx/win/dpi.h"
23#endif
24
25#if defined(OS_ANDROID)
26#include "base/android/jni_android.h"
27#include "net/android/network_library.h"
28#endif
29
30#if defined(OS_MACOSX)
31#include "base/test/mock_chrome_application_mac.h"
32#endif
33
34namespace content {
35
36namespace {
37
38void EnableBlinkPlatformLogChannels(const std::string& channels) {
39  if (channels.empty())
40    return;
41  base::StringTokenizer t(channels, ", ");
42  while (t.GetNext())
43    blink::enableLogChannel(t.token().c_str());
44}
45
46void ParseBlinkCommandLineArgumentsForUnitTests() {
47  const CommandLine& command_line = *CommandLine::ForCurrentProcess();
48  EnableBlinkPlatformLogChannels(
49      command_line.GetSwitchValueASCII(switches::kBlinkPlatformLogChannels));
50}
51
52class TestEnvironment {
53 public:
54#if defined(OS_ANDROID)
55  // Android UI message loop goes through Java, so don't use it in tests.
56  typedef base::MessageLoop MessageLoopType;
57#else
58  typedef base::MessageLoopForUI MessageLoopType;
59#endif
60
61  TestEnvironment() {
62    main_message_loop_.reset(new MessageLoopType);
63
64    // TestWebKitPlatformSupport must be instantiated after MessageLoopType.
65    webkit_platform_support_.reset(new TestWebKitPlatformSupport);
66  }
67
68  ~TestEnvironment() {
69  }
70
71  TestWebKitPlatformSupport* webkit_platform_support() const {
72    return webkit_platform_support_.get();
73  }
74
75 private:
76  scoped_ptr<MessageLoopType> main_message_loop_;
77  scoped_ptr<TestWebKitPlatformSupport> webkit_platform_support_;
78};
79
80TestEnvironment* test_environment;
81
82}  // namespace
83
84void SetUpTestEnvironmentForUnitTests() {
85  ParseBlinkCommandLineArgumentsForUnitTests();
86
87  blink::WebRuntimeFeatures::enableExperimentalFeatures(true);
88  blink::WebRuntimeFeatures::enableTestOnlyFeatures(true);
89
90#if defined(OS_ANDROID)
91  JNIEnv* env = base::android::AttachCurrentThread();
92  net::android::RegisterNetworkLibrary(env);
93#endif
94
95#if defined(OS_MACOSX)
96  mock_cr_app::RegisterMockCrApp();
97#endif
98
99#if defined(OS_WIN)
100  gfx::InitDeviceScaleFactor(1.0f);
101#endif
102
103  // Explicitly initialize the GURL library before spawning any threads.
104  // Otherwise crash may happend when different threads try to create a GURL
105  // at same time.
106  url::Initialize();
107  test_environment = new TestEnvironment;
108}
109
110void TearDownTestEnvironment() {
111  // Flush any remaining messages before we kill ourselves.
112  // http://code.google.com/p/chromium/issues/detail?id=9500
113  base::RunLoop().RunUntilIdle();
114
115  if (RunningOnValgrind())
116    blink::WebCache::clear();
117  delete test_environment;
118  test_environment = NULL;
119}
120
121}  // namespace content
122