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
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
|
// Copyright 2025 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/browser/renderer_host/process_selection_deferring_condition_runner.h"
#include "base/functional/callback.h"
#include "base/memory/raw_ptr.h"
#include "base/test/mock_callback.h"
#include "content/browser/renderer_host/navigation_request.h"
#include "content/public/browser/process_selection_deferring_condition.h"
#include "content/public/test/navigation_simulator.h"
#include "content/public/test/test_renderer_host.h"
#include "content/test/mock_process_selection_deferring_condition_tester.h"
#include "content/test/test_content_browser_client.h"
#include "testing/gmock/include/gmock/gmock.h"
namespace content {
namespace {
class ProcessSelectionDeferringBrowserClient : public TestContentBrowserClient {
public:
ProcessSelectionDeferringBrowserClient() = default;
~ProcessSelectionDeferringBrowserClient() override = default;
std::vector<std::unique_ptr<ProcessSelectionDeferringCondition>>
CreateProcessSelectionDeferringConditionsForNavigation(
NavigationHandle& navigation_handle) override {
return std::move(conditions_);
}
void AddCondition(
std::unique_ptr<ProcessSelectionDeferringCondition> condition) {
conditions_.push_back(std::move(condition));
}
private:
std::vector<std::unique_ptr<ProcessSelectionDeferringCondition>> conditions_;
};
} // namespace
class ProcessSelectionDeferringConditionRunnerTest
: public RenderViewHostTestHarness {
public:
ProcessSelectionDeferringConditionRunnerTest() = default;
void SetUp() override {
RenderViewHostTestHarness::SetUp();
browser_client_ =
std::make_unique<ProcessSelectionDeferringBrowserClient>();
old_browser_client_ = SetBrowserClientForTesting(browser_client_.get());
navigation_ = NavigationSimulator::CreateRendererInitiated(
GURL("https://example.com"), main_rfh());
navigation_->Start();
}
void TearDown() override {
SetBrowserClientForTesting(old_browser_client_);
// Release the runner so that the NavigationHandle is released before
// tearing down the test harness.
runner_.reset();
RenderViewHostTestHarness::TearDown();
}
ProcessSelectionDeferringBrowserClient* browser_client() {
return browser_client_.get();
}
ProcessSelectionDeferringConditionRunner* CreateRunner() {
CHECK(navigation_);
runner_ = ProcessSelectionDeferringConditionRunner::Create(
*NavigationRequest::From(navigation_->GetNavigationHandle()));
return runner_.get();
}
NavigationHandle* navigation_handle() {
return navigation_->GetNavigationHandle();
}
private:
std::unique_ptr<ProcessSelectionDeferringBrowserClient> browser_client_;
raw_ptr<ContentBrowserClient> old_browser_client_ = nullptr;
std::unique_ptr<NavigationSimulator> navigation_;
std::unique_ptr<ProcessSelectionDeferringConditionRunner> runner_;
};
TEST_F(ProcessSelectionDeferringConditionRunnerTest,
NoConditionsRunsTheProvidedCallback) {
auto* runner = CreateRunner();
base::MockCallback<base::OnceClosure> callback;
EXPECT_CALL(callback, Run());
runner->WillSelectFinalProcess(callback.Get());
}
TEST_F(ProcessSelectionDeferringConditionRunnerTest,
DoesNotCallCallbackUntilDeferringConditionResumes) {
MockProcessSelectionDeferringConditionTester condition(
*navigation_handle(), ProcessSelectionDeferringCondition::Result::kDefer);
browser_client()->AddCondition(condition.Release());
auto* runner = CreateRunner();
base::MockCallback<base::OnceClosure> callback;
EXPECT_CALL(callback, Run()).Times(0);
runner->WillSelectFinalProcess(callback.Get());
// The callback should not be called because the condition should be
// deferring.
EXPECT_TRUE(condition.WasOnWillSelectFinalProcessCalled());
testing::Mock::VerifyAndClearExpectations(&callback);
EXPECT_CALL(callback, Run());
condition.CallResumeClosure();
}
TEST_F(ProcessSelectionDeferringConditionRunnerTest,
ProceedConditionCallbackIsCalledSynchronously) {
MockProcessSelectionDeferringConditionTester condition(
*navigation_handle(),
ProcessSelectionDeferringCondition::Result::kProceed);
browser_client()->AddCondition(condition.Release());
auto* runner = CreateRunner();
base::MockCallback<base::OnceClosure> callback;
EXPECT_CALL(callback, Run());
runner->WillSelectFinalProcess(callback.Get());
EXPECT_TRUE(condition.WasOnWillSelectFinalProcessCalled());
}
TEST_F(ProcessSelectionDeferringConditionRunnerTest,
ProvidedCallbackIsRunOnlyAfterAllConditionsAreDone) {
MockProcessSelectionDeferringConditionTester condition1(
*navigation_handle(), ProcessSelectionDeferringCondition::Result::kDefer);
MockProcessSelectionDeferringConditionTester condition2(
*navigation_handle(), ProcessSelectionDeferringCondition::Result::kDefer);
browser_client()->AddCondition(condition1.Release());
browser_client()->AddCondition(condition2.Release());
auto* runner = CreateRunner();
base::MockCallback<base::OnceClosure> callback;
runner->WillSelectFinalProcess(callback.Get());
EXPECT_CALL(callback, Run()).Times(0);
EXPECT_TRUE(condition1.WasOnWillSelectFinalProcessCalled());
EXPECT_FALSE(condition2.WasOnWillSelectFinalProcessCalled());
condition1.CallResumeClosure();
EXPECT_TRUE(condition2.WasOnWillSelectFinalProcessCalled());
// The callback should not have been called yet.
testing::Mock::VerifyAndClearExpectations(&callback);
// The callback should run after condition2 resumes.
EXPECT_CALL(callback, Run());
condition2.CallResumeClosure();
}
TEST_F(ProcessSelectionDeferringConditionRunnerTest,
ProceedConditionAfterDeferConditionCallsCallback) {
MockProcessSelectionDeferringConditionTester condition1(
*navigation_handle(), ProcessSelectionDeferringCondition::Result::kDefer);
MockProcessSelectionDeferringConditionTester condition2(
*navigation_handle(),
ProcessSelectionDeferringCondition::Result::kProceed);
browser_client()->AddCondition(condition1.Release());
browser_client()->AddCondition(condition2.Release());
auto* runner = CreateRunner();
base::MockCallback<base::OnceClosure> callback;
EXPECT_CALL(callback, Run()).Times(0);
runner->WillSelectFinalProcess(callback.Get());
EXPECT_TRUE(condition1.WasOnWillSelectFinalProcessCalled());
EXPECT_FALSE(condition2.WasOnWillSelectFinalProcessCalled());
// The callback should not have been called yet.
testing::Mock::VerifyAndClearExpectations(&callback);
EXPECT_CALL(callback, Run());
condition1.CallResumeClosure();
EXPECT_TRUE(condition2.WasOnWillSelectFinalProcessCalled());
}
TEST_F(ProcessSelectionDeferringConditionRunnerTest,
OnRequestRedirectedCallsOnRequestRedirectedHandlers) {
MockProcessSelectionDeferringConditionTester condition1(
*navigation_handle(),
ProcessSelectionDeferringCondition::Result::kProceed);
MockProcessSelectionDeferringConditionTester condition2(
*navigation_handle(),
ProcessSelectionDeferringCondition::Result::kProceed);
browser_client()->AddCondition(condition1.Release());
browser_client()->AddCondition(condition2.Release());
auto* runner = CreateRunner();
runner->OnRequestRedirected();
// All conditions should have their request redirected call count incremented.
EXPECT_EQ(condition1.GetOnRequestRedirectedCallCount(), 1);
EXPECT_EQ(condition2.GetOnRequestRedirectedCallCount(), 1);
// Redirecting again should call the handlers again.
runner->OnRequestRedirected();
EXPECT_EQ(condition1.GetOnRequestRedirectedCallCount(), 2);
EXPECT_EQ(condition2.GetOnRequestRedirectedCallCount(), 2);
}
} // namespace content
|
