1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
content / public / test / blink_test_environment.cc [blame]
// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/public/test/blink_test_environment.h"
#include <string>
#include "base/command_line.h"
#include "base/run_loop.h"
#include "base/strings/string_tokenizer.h"
#include "base/test/test_discardable_memory_allocator.h"
#include "base/test/test_suite_helper.h"
#include "build/build_config.h"
#include "content/common/content_switches_internal.h"
#include "content/public/common/content_switches.h"
#include "content/public/common/user_agent.h"
#include "content/public/test/content_test_suite_base.h"
#include "content/public/test/test_content_client_initializer.h"
#include "content/test/test_blink_web_unit_test_support.h"
#include "mojo/core/embedder/embedder.h"
#include "third_party/blink/public/platform/web_cache.h"
#include "third_party/blink/public/platform/web_runtime_features.h"
#include "third_party/blink/public/web/blink.h"
#if BUILDFLAG(IS_WIN)
#include "ui/display/win/dpi.h"
#endif
#if BUILDFLAG(IS_MAC)
#include "base/test/mock_chrome_application_mac.h"
#endif
namespace content {
BlinkTestEnvironment::BlinkTestEnvironment() = default;
BlinkTestEnvironment::~BlinkTestEnvironment() = default;
void BlinkTestEnvironment::SetUp() {
base::test::InitScopedFeatureListForTesting(scoped_feature_list_);
blink::WebRuntimeFeatures::EnableExperimentalFeatures(true);
blink::WebRuntimeFeatures::EnableTestOnlyFeatures(true);
const base::CommandLine& command_line =
*base::CommandLine::ForCurrentProcess();
for (const std::string& feature : content::FeaturesFromSwitch(
command_line, switches::kEnableBlinkFeatures)) {
blink::WebRuntimeFeatures::EnableFeatureFromString(feature, true);
}
for (const std::string& feature : content::FeaturesFromSwitch(
command_line, switches::kDisableBlinkFeatures)) {
blink::WebRuntimeFeatures::EnableFeatureFromString(feature, false);
}
#if BUILDFLAG(IS_MAC)
mock_cr_app::RegisterMockCrApp();
#endif
#if BUILDFLAG(IS_WIN)
display::win::SetDefaultDeviceScaleFactor(1.0f);
#endif
content_initializer_.emplace();
base::DiscardableMemoryAllocator::SetInstance(&discardable_memory_allocator_);
content::ContentTestSuiteBase::InitializeResourceBundle();
// TestBlinkWebUnitTestSupport construction needs Mojo to be initialized
// first.
mojo::core::Init(mojo::core::Configuration{.is_broker_process = true});
InitializeBlinkTestSupport();
}
void BlinkTestEnvironment::InitializeBlinkTestSupport() {
// Depends on resource bundle initialization so has to happen after.
blink_test_support_ = std::make_unique<content::TestBlinkWebUnitTestSupport>(
content::TestBlinkWebUnitTestSupport::SchedulerType::kMockScheduler);
}
void BlinkTestEnvironment::TearDown() {
blink_test_support_.reset();
content_initializer_.reset();
scoped_feature_list_.Reset();
}
void BlinkTestEnvironmentWithIsolate::TearDown() {
// Flush any remaining messages before we kill ourselves. Unlike
// BlinkTestEnvironment, this is needed here because kRealScheduler is used
// for TestBlinkWebUnitTestSupport, which instantiates a
// MainThreadSchedulerImpl and doesn't automatically flushes tasks.
// http://code.google.com/p/chromium/issues/detail?id=9500
base::RunLoop().RunUntilIdle();
BlinkTestEnvironment::TearDown();
}
void BlinkTestEnvironmentWithIsolate::InitializeBlinkTestSupport() {
// Depends on resource bundle initialization so has to happen after.
blink_test_support_ = std::make_unique<content::TestBlinkWebUnitTestSupport>(
content::TestBlinkWebUnitTestSupport::SchedulerType::kRealScheduler);
isolate_ = blink::CreateMainThreadIsolate();
}
} // namespace content