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
|
// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/test/base/chrome_render_view_test.h"
#include "content/public/renderer/render_frame.h"
#include "content/public/test/frame_load_waiter.h"
#include "extensions/common/script_constants.h"
#include "extensions/renderer/script_context.h"
#include "extensions/renderer/script_context_set.h"
#include "third_party/blink/public/platform/web_runtime_features.h"
#include "third_party/blink/public/web/web_document.h"
#include "third_party/blink/public/web/web_local_frame.h"
#include "url/gurl.h"
using blink::WebLocalFrame;
namespace extensions {
namespace {
class ScriptContextTest : public ChromeRenderViewTest {
protected:
GURL GetEffectiveDocumentURLForContext(WebLocalFrame* frame) {
return ScriptContext::GetEffectiveDocumentURLForContext(
frame, frame->GetDocument().Url(), /*match_about_blank=*/true);
}
GURL GetEffectiveDocumentURLForInjection(
WebLocalFrame* frame,
MatchOriginAsFallbackBehavior match_origin_as_fallback =
MatchOriginAsFallbackBehavior::kAlways) {
return ScriptContext::GetEffectiveDocumentURLForInjection(
frame, frame->GetDocument().Url(), match_origin_as_fallback);
}
};
TEST_F(ScriptContextTest, GetEffectiveDocumentURL) {
GURL top_url("http://example.com/");
GURL different_url("http://example.net/");
GURL blank_url("about:blank");
GURL srcdoc_url("about:srcdoc");
GURL data_url("data:text/html,<html>Hi</html>");
const char frame_html[] =
R"(<iframe name='frame1' srcdoc="
<iframe name='frame1_1'></iframe>
<iframe name='frame1_2' sandbox=''></iframe>
"></iframe>
<iframe name='frame2' sandbox='' srcdoc="
<iframe name='frame2_1'></iframe>
"></iframe>
<iframe name='frame3'></iframe>
<iframe name='frame4' src="data:text/html,<html>Hi</html>"></iframe>
<iframe name='frame5'
src="data:text/html,<html>Hi</html>"
sandbox=''></iframe>)";
const char frame3_html[] =
R"(<iframe name='frame3_1'></iframe>
<iframe name='frame3_2' sandbox=''></iframe>
<iframe name='frame3_3'
src="data:text/html,<html>Hi</html>"></iframe>)";
WebLocalFrame* frame = GetMainFrame();
ASSERT_TRUE(frame);
content::RenderFrame::FromWebFrame(frame)->LoadHTMLStringForTesting(
frame_html, top_url, "UTF-8", GURL(), false /* replace_current_item */);
content::FrameLoadWaiter(content::RenderFrame::FromWebFrame(frame)).Wait();
WebLocalFrame* frame1 = frame->FirstChild()->ToWebLocalFrame();
ASSERT_TRUE(frame1);
ASSERT_EQ("frame1", frame1->AssignedName());
WebLocalFrame* frame1_1 = frame1->FirstChild()->ToWebLocalFrame();
ASSERT_TRUE(frame1_1);
ASSERT_EQ("frame1_1", frame1_1->AssignedName());
WebLocalFrame* frame1_2 = frame1_1->NextSibling()->ToWebLocalFrame();
ASSERT_TRUE(frame1_2);
ASSERT_EQ("frame1_2", frame1_2->AssignedName());
WebLocalFrame* frame2 = frame1->NextSibling()->ToWebLocalFrame();
ASSERT_TRUE(frame2);
ASSERT_EQ("frame2", frame2->AssignedName());
WebLocalFrame* frame2_1 = frame2->FirstChild()->ToWebLocalFrame();
ASSERT_TRUE(frame2_1);
ASSERT_EQ("frame2_1", frame2_1->AssignedName());
WebLocalFrame* frame3 = frame2->NextSibling()->ToWebLocalFrame();
ASSERT_TRUE(frame3);
ASSERT_EQ("frame3", frame3->AssignedName());
WebLocalFrame* frame4 = frame3->NextSibling()->ToWebLocalFrame();
ASSERT_TRUE(frame4);
ASSERT_EQ("frame4", frame4->AssignedName());
WebLocalFrame* frame5 = frame4->NextSibling()->ToWebLocalFrame();
ASSERT_TRUE(frame5);
ASSERT_EQ("frame5", frame5->AssignedName());
// Load a blank document in a frame from a different origin.
content::RenderFrame::FromWebFrame(frame3)->LoadHTMLStringForTesting(
frame3_html, different_url, "UTF-8", GURL(),
false /* replace_current_item */);
content::FrameLoadWaiter(content::RenderFrame::FromWebFrame(frame3)).Wait();
WebLocalFrame* frame3_1 = frame3->FirstChild()->ToWebLocalFrame();
ASSERT_TRUE(frame3_1);
ASSERT_EQ("frame3_1", frame3_1->AssignedName());
WebLocalFrame* frame3_2 = frame3_1->NextSibling()->ToWebLocalFrame();
ASSERT_TRUE(frame3_2);
ASSERT_EQ("frame3_2", frame3_2->AssignedName());
WebLocalFrame* frame3_3 = frame3_2->NextSibling()->ToWebLocalFrame();
ASSERT_TRUE(frame3_3);
ASSERT_EQ("frame3_3", frame3_3->AssignedName());
// Top-level frame
EXPECT_EQ(top_url, GetEffectiveDocumentURLForContext(frame));
EXPECT_EQ(top_url, GetEffectiveDocumentURLForInjection(frame));
// top -> srcdoc = inherit
EXPECT_EQ(top_url, GetEffectiveDocumentURLForContext(frame1));
EXPECT_EQ(top_url, GetEffectiveDocumentURLForInjection(frame1));
// top -> srcdoc -> about:blank = inherit
EXPECT_EQ(top_url, GetEffectiveDocumentURLForContext(frame1_1));
EXPECT_EQ(top_url, GetEffectiveDocumentURLForInjection(frame1_1));
// top -> srcdoc -> about:blank sandboxed = same URL when classifying
// contexts, but inherited url when injecting scripts.
EXPECT_EQ(blank_url, GetEffectiveDocumentURLForContext(frame1_2));
EXPECT_EQ(top_url, GetEffectiveDocumentURLForInjection(frame1_2));
// top -> srcdoc [sandboxed] = same URL when classifying contexts,
// but inherited url when injecting scripts.
EXPECT_EQ(srcdoc_url, GetEffectiveDocumentURLForContext(frame2));
EXPECT_EQ(top_url, GetEffectiveDocumentURLForInjection(frame2));
// top -> srcdoc [sandboxed] -> about:blank = same URL when classifying
// contexts, but inherited url when injecting scripts.
EXPECT_EQ(blank_url, GetEffectiveDocumentURLForContext(frame2_1));
EXPECT_EQ(top_url, GetEffectiveDocumentURLForInjection(frame2_1));
// top -> data URL = same URL when classifying contexts, but inherited when
// injecting scripts.
EXPECT_EQ(data_url, GetEffectiveDocumentURLForContext(frame4));
EXPECT_EQ(top_url, GetEffectiveDocumentURLForInjection(frame4));
// Sanity-check: if we only match about: schemes, the original URL should be
// returned.
EXPECT_EQ(
data_url,
GetEffectiveDocumentURLForInjection(
frame4,
MatchOriginAsFallbackBehavior::kMatchForAboutSchemeAndClimbTree));
// top -> sandboxed data URL = same URL when classifying contexts, but
// inherited when injecting scripts.
EXPECT_EQ(data_url, GetEffectiveDocumentURLForContext(frame5));
EXPECT_EQ(top_url, GetEffectiveDocumentURLForInjection(frame5));
// Sanity-check: if we only match about: schemes, the original URL should be
// returned.
EXPECT_EQ(
data_url,
GetEffectiveDocumentURLForInjection(
frame5,
MatchOriginAsFallbackBehavior::kMatchForAboutSchemeAndClimbTree));
// top -> different origin = different origin
EXPECT_EQ(different_url, GetEffectiveDocumentURLForContext(frame3));
EXPECT_EQ(different_url, GetEffectiveDocumentURLForInjection(frame3));
// top -> different origin -> about:blank = inherit (from different origin)
EXPECT_EQ(different_url, GetEffectiveDocumentURLForContext(frame3_1));
EXPECT_EQ(different_url, GetEffectiveDocumentURLForInjection(frame3_1));
// top -> different origin -> about:blank sandboxed = same URL when
// classifying contexts, but inherited (from different origin) url when
// injecting scripts.
EXPECT_EQ(blank_url, GetEffectiveDocumentURLForContext(frame3_2));
EXPECT_EQ(different_url, GetEffectiveDocumentURLForInjection(frame3_2));
// top -> different origin -> data URL = same URL when classifying contexts,
// but inherited (from different origin) url when injecting scripts.
EXPECT_EQ(data_url, GetEffectiveDocumentURLForContext(frame3_3));
EXPECT_EQ(different_url, GetEffectiveDocumentURLForInjection(frame3_3));
}
TEST_F(ScriptContextTest, GetMainWorldContextForFrame) {
// ScriptContextSet::GetMainWorldContextForFrame should work, even without an
// existing v8::HandleScope.
content::RenderFrame* render_frame =
content::RenderFrame::FromWebFrame(GetMainFrame());
ScriptContext* script_context =
ScriptContextSet::GetMainWorldContextForFrame(render_frame);
ASSERT_TRUE(script_context);
EXPECT_EQ(render_frame, script_context->GetRenderFrame());
}
} // namespace
} // namespace extensions
|
