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
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
content / browser / renderer_host / render_view_host_unittest.cc [blame]
// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <stdint.h>
#include "base/functional/bind.h"
#include "base/memory/raw_ptr.h"
#include "base/path_service.h"
#include "base/strings/strcat.h"
#include "base/strings/utf_string_conversions.h"
#include "content/browser/child_process_security_policy_impl.h"
#include "content/browser/renderer_host/render_frame_host_impl.h"
#include "content/browser/renderer_host/render_view_host_delegate_view.h"
#include "content/browser/renderer_host/render_widget_helper.h"
#include "content/common/features.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/navigation_entry.h"
#include "content/public/browser/storage_partition.h"
#include "content/public/common/bindings_policy.h"
#include "content/public/common/content_client.h"
#include "content/public/common/drop_data.h"
#include "content/public/common/url_constants.h"
#include "content/public/test/mock_render_process_host.h"
#include "content/public/test/navigation_simulator.h"
#include "content/test/navigation_simulator_impl.h"
#include "content/test/test_content_browser_client.h"
#include "content/test/test_render_view_host.h"
#include "content/test/test_web_contents.h"
#include "mojo/public/cpp/bindings/pending_remote.h"
#include "net/base/filename_util.h"
#include "skia/ext/skia_utils_base.h"
#include "third_party/blink/public/common/page/drag_operation.h"
#include "ui/base/page_transition_types.h"
#include "ui/gfx/geometry/skia_conversions.h"
#include "ui/gfx/image/image_skia.h"
namespace content {
class RenderViewHostTestBrowserClient : public TestContentBrowserClient {
public:
RenderViewHostTestBrowserClient() {}
RenderViewHostTestBrowserClient(const RenderViewHostTestBrowserClient&) =
delete;
RenderViewHostTestBrowserClient& operator=(
const RenderViewHostTestBrowserClient&) = delete;
~RenderViewHostTestBrowserClient() override {}
bool IsHandledURL(const GURL& url) override {
return url.scheme() == url::kFileScheme;
}
};
class RenderViewHostTest : public RenderViewHostImplTestHarness {
public:
RenderViewHostTest() : old_browser_client_(nullptr) {}
RenderViewHostTest(const RenderViewHostTest&) = delete;
RenderViewHostTest& operator=(const RenderViewHostTest&) = delete;
~RenderViewHostTest() override {}
void SetUp() override {
RenderViewHostImplTestHarness::SetUp();
old_browser_client_ = SetBrowserClientForTesting(&test_browser_client_);
}
void TearDown() override {
SetBrowserClientForTesting(old_browser_client_);
RenderViewHostImplTestHarness::TearDown();
}
private:
RenderViewHostTestBrowserClient test_browser_client_;
raw_ptr<ContentBrowserClient> old_browser_client_;
};
class MockDraggingRenderViewHostDelegateView
: public RenderViewHostDelegateView {
public:
~MockDraggingRenderViewHostDelegateView() override {}
void StartDragging(const DropData& drop_data,
const url::Origin& source_origin,
blink::DragOperationsMask allowed_ops,
const gfx::ImageSkia& image,
const gfx::Vector2d& cursor_offset,
const gfx::Rect& drag_obj_rect,
const blink::mojom::DragEventSourceInfo& event_info,
RenderWidgetHostImpl* source_rwh) override {
drag_url_ = drop_data.url;
html_base_url_ = drop_data.html_base_url;
}
GURL drag_url() {
return drag_url_;
}
GURL html_base_url() {
return html_base_url_;
}
private:
GURL drag_url_;
GURL html_base_url_;
};
TEST_F(RenderViewHostTest, StartDragging) {
TestWebContents* web_contents = contents();
MockDraggingRenderViewHostDelegateView delegate_view;
web_contents->set_delegate_view(&delegate_view);
DropData drop_data;
// If `html` is not populated, `html_base_url` won't be populated when
// converting to `DragData` with `DropDataToDragData`.
drop_data.html = std::u16string();
GURL blocked_url = GURL(kBlockedURL);
GURL file_url = GURL("file:///home/user/secrets.txt");
drop_data.url = file_url;
drop_data.html_base_url = file_url;
test_rvh()->TestStartDragging(drop_data);
EXPECT_EQ(blocked_url, delegate_view.drag_url());
EXPECT_EQ(blocked_url, delegate_view.html_base_url());
GURL http_url = GURL("http://www.domain.com/index.html");
drop_data.url = http_url;
drop_data.html_base_url = http_url;
test_rvh()->TestStartDragging(drop_data);
EXPECT_EQ(http_url, delegate_view.drag_url());
EXPECT_EQ(http_url, delegate_view.html_base_url());
GURL https_url = GURL("https://www.domain.com/index.html");
drop_data.url = https_url;
drop_data.html_base_url = https_url;
test_rvh()->TestStartDragging(drop_data);
EXPECT_EQ(https_url, delegate_view.drag_url());
EXPECT_EQ(https_url, delegate_view.html_base_url());
GURL javascript_url = GURL("javascript:alert('I am a bookmarklet')");
drop_data.url = javascript_url;
drop_data.html_base_url = http_url;
test_rvh()->TestStartDragging(drop_data);
EXPECT_EQ(javascript_url, delegate_view.drag_url());
EXPECT_EQ(http_url, delegate_view.html_base_url());
}
TEST_F(RenderViewHostTest, DragEnteredFileURLsStillBlocked) {
DropData dropped_data;
gfx::PointF client_point;
gfx::PointF screen_point;
// We use "//foo/bar" path (rather than "/foo/bar") since dragged paths are
// expected to be absolute on any platforms.
base::FilePath highlighted_file_path(FILE_PATH_LITERAL("//tmp/foo.html"));
base::FilePath dragged_file_path(FILE_PATH_LITERAL("//tmp/image.jpg"));
base::FilePath sensitive_file_path(FILE_PATH_LITERAL("//etc/passwd"));
GURL highlighted_file_url = net::FilePathToFileURL(highlighted_file_path);
GURL dragged_file_url = net::FilePathToFileURL(dragged_file_path);
GURL sensitive_file_url = net::FilePathToFileURL(sensitive_file_path);
dropped_data.url = highlighted_file_url;
dropped_data.filenames.push_back(
ui::FileInfo(dragged_file_path, base::FilePath()));
// TODO(paulmeyer): These will need to target the correct specific
// RenderWidgetHost to work with OOPIFs. See crbug.com/647249.
rvh()->GetWidget()->FilterDropData(&dropped_data);
rvh()->GetWidget()->DragTargetDragEnter(
dropped_data, client_point, screen_point, blink::kDragOperationNone, 0,
base::DoNothing());
int id = process()->GetID();
ChildProcessSecurityPolicyImpl* policy =
ChildProcessSecurityPolicyImpl::GetInstance();
// Permissions are not granted at DragEnter.
EXPECT_FALSE(policy->CanRequestURL(id, highlighted_file_url));
EXPECT_FALSE(policy->CanReadFile(id, highlighted_file_path));
EXPECT_FALSE(policy->CanRequestURL(id, dragged_file_url));
EXPECT_FALSE(policy->CanReadFile(id, dragged_file_path));
EXPECT_FALSE(policy->CanRequestURL(id, sensitive_file_url));
EXPECT_FALSE(policy->CanReadFile(id, sensitive_file_path));
}
TEST_F(RenderViewHostTest, MessageWithBadHistoryItemFiles) {
base::FilePath file_path;
EXPECT_TRUE(base::PathService::Get(base::DIR_TEMP, &file_path));
file_path = file_path.AppendASCII("foo");
EXPECT_EQ(0, process()->bad_msg_count());
test_rvh()->TestOnUpdateStateWithFile(file_path);
EXPECT_EQ(1, process()->bad_msg_count());
ChildProcessSecurityPolicyImpl::GetInstance()->GrantReadFile(
process()->GetID(), file_path);
test_rvh()->TestOnUpdateStateWithFile(file_path);
EXPECT_EQ(1, process()->bad_msg_count());
}
TEST_F(RenderViewHostTest, NavigationWithBadHistoryItemFiles) {
GURL url("http://www.google.com");
base::FilePath file_path;
EXPECT_TRUE(base::PathService::Get(base::DIR_TEMP, &file_path));
file_path = file_path.AppendASCII("bar");
EXPECT_EQ(0, process()->bad_msg_count());
auto navigation1 =
NavigationSimulatorImpl::CreateRendererInitiated(url, main_test_rfh());
navigation1->set_page_state(
blink::PageState::CreateForTesting(url, false, "data", &file_path));
navigation1->Commit();
EXPECT_EQ(1, process()->bad_msg_count());
ChildProcessSecurityPolicyImpl::GetInstance()->GrantReadFile(
process()->GetID(), file_path);
auto navigation2 =
NavigationSimulatorImpl::CreateRendererInitiated(url, main_test_rfh());
navigation2->set_page_state(
blink::PageState::CreateForTesting(url, false, "data", &file_path));
navigation2->Commit();
EXPECT_EQ(1, process()->bad_msg_count());
}
TEST_F(RenderViewHostTest, RoutingIdSane) {
RenderFrameHostImpl* root_rfh =
contents()->GetPrimaryFrameTree().root()->current_frame_host();
EXPECT_EQ(contents()->GetPrimaryMainFrame(), root_rfh);
EXPECT_EQ(test_rvh()->GetProcess(), root_rfh->GetProcess());
EXPECT_NE(test_rvh()->GetRoutingID(), root_rfh->GetRoutingID());
}
} // namespace content