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
|
// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/functional/bind.h"
#include "content/browser/renderer_host/document_service_echo_impl.h"
#include "content/public/browser/document_service.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/content_features.h"
#include "content/public/test/back_forward_cache_util.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/content_browser_test.h"
#include "content/public/test/content_browser_test_utils.h"
#include "content/public/test/prerender_test_util.h"
#include "content/public/test/test_utils.h"
#include "content/shell/browser/shell.h"
#include "content/test/content_browser_test_utils_internal.h"
#include "content/test/echo.test-mojom.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "net/dns/mock_host_resolver.h"
#include "net/test/embedded_test_server/embedded_test_server.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "url/gurl.h"
namespace content {
class DocumentServiceBrowserTest : public ContentBrowserTest {
public:
DocumentServiceBrowserTest() = default;
~DocumentServiceBrowserTest() override = default;
void SetUpOnMainThread() override {
host_resolver()->AddRule("*", "127.0.0.1");
ASSERT_TRUE(test_server_handle_ =
embedded_test_server()->StartAndReturnHandle());
}
WebContents* web_contents() const { return shell()->web_contents(); }
private:
net::test_server::EmbeddedTestServerHandle test_server_handle_;
};
class DocumentServicePrerenderingBrowserTest
: public DocumentServiceBrowserTest {
public:
DocumentServicePrerenderingBrowserTest()
: prerender_helper_(base::BindRepeating(
&DocumentServicePrerenderingBrowserTest::web_contents,
base::Unretained(this))) {}
~DocumentServicePrerenderingBrowserTest() override = default;
void SetUp() override {
prerender_helper_.RegisterServerRequestMonitor(embedded_test_server());
DocumentServiceBrowserTest::SetUp();
}
test::PrerenderTestHelper* prerender_helper() { return &prerender_helper_; }
private:
test::PrerenderTestHelper prerender_helper_;
};
// Tests that DocumentService is not destroyed on prerendering activation.
IN_PROC_BROWSER_TEST_F(DocumentServicePrerenderingBrowserTest,
NotClosedInPrerenderingActivation) {
const GURL kInitialUrl = embedded_test_server()->GetURL("/empty.html");
const GURL kPrerenderingUrl = embedded_test_server()->GetURL("/title1.html");
// The test assumes documents and their DocumentServices get deleted after
// non-activation navigations. To ensure this, disable back/forward cache.
DisableBackForwardCacheForTesting(
shell()->web_contents(),
content::BackForwardCache::TEST_REQUIRES_NO_CACHING);
// Navigate to an initial page.
ASSERT_TRUE(NavigateToURL(shell(), kInitialUrl));
FrameTreeNodeId host_id = prerender_helper()->AddPrerender(kPrerenderingUrl);
RenderFrameHost* prerendered_frame_host =
prerender_helper()->GetPrerenderedMainFrameHost(host_id);
mojo::Remote<mojom::Echo> echo_remote;
bool echo_deleted = false;
new DocumentServiceEchoImpl(
*prerendered_frame_host, echo_remote.BindNewPipeAndPassReceiver(),
base::BindOnce([](bool* deleted) { *deleted = true; }, &echo_deleted));
// Activate the prerendered page.
prerender_helper()->NavigatePrimaryPage(kPrerenderingUrl);
// DocumentService should not be destroyed.
EXPECT_FALSE(echo_deleted);
ASSERT_TRUE(NavigateToURL(shell(), kInitialUrl));
// It should be destroyed on navigation.
EXPECT_TRUE(echo_deleted);
}
class DocumentServiceBFCacheBrowserTest : public DocumentServiceBrowserTest {
public:
DocumentServiceBFCacheBrowserTest() {
feature_list_.InitWithFeaturesAndParameters(
GetDefaultEnabledBackForwardCacheFeaturesForTesting(),
GetDefaultDisabledBackForwardCacheFeaturesForTesting());
}
~DocumentServiceBFCacheBrowserTest() override = default;
private:
base::test::ScopedFeatureList feature_list_;
};
IN_PROC_BROWSER_TEST_F(DocumentServiceBFCacheBrowserTest, DocumentService) {
GURL url_a(embedded_test_server()->GetURL("a.com", "/title1.html"));
GURL url_b(embedded_test_server()->GetURL("b.com", "/title1.html"));
// 1) Navigate to A.
ASSERT_TRUE(NavigateToURL(shell(), url_a));
RenderFrameHost* rfh_a =
web_contents()->GetPrimaryMainFrame(); // current_frame_host();
RenderFrameDeletedObserver delete_observer_rfh_a(rfh_a);
mojo::Remote<mojom::Echo> echo_remote;
bool echo_deleted = false;
new DocumentServiceEchoImpl(
*rfh_a, echo_remote.BindNewPipeAndPassReceiver(),
base::BindOnce([](bool* deleted) { *deleted = true; }, &echo_deleted));
// 2) Navigate to B.
ASSERT_TRUE(NavigateToURL(shell(), url_b));
// - Page A should be in the cache.
ASSERT_FALSE(delete_observer_rfh_a.deleted());
EXPECT_EQ(rfh_a->GetLifecycleState(),
RenderFrameHost::LifecycleState::kInBackForwardCache);
EXPECT_FALSE(echo_deleted);
// 3) Go back.
web_contents()->GetController().GoBack();
EXPECT_TRUE(WaitForLoadStop(shell()->web_contents()));
EXPECT_FALSE(echo_deleted);
// 4) Prevent caching and navigate to B.
DisableBFCacheForRFHForTesting(rfh_a);
ASSERT_TRUE(NavigateToURL(shell(), url_b));
delete_observer_rfh_a.WaitUntilDeleted();
EXPECT_TRUE(echo_deleted);
}
} // namespace content
|
