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
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
|
// Copyright 2023 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/permissions/embedded_permission_control_checker.h"
#include <optional>
#include "base/run_loop.h"
#include "base/test/scoped_feature_list.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/web_contents.h"
#include "content/public/test/navigation_simulator.h"
#include "content/public/test/render_frame_host_test_support.h"
#include "content/public/test/test_renderer_host.h"
#include "mojo/public/cpp/bindings/receiver.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/public/common/features_generated.h"
#include "third_party/blink/public/mojom/permissions/permission.mojom.h"
#include "third_party/blink/public/mojom/permissions/permission_status.mojom.h"
#include "url/gurl.h"
using blink::mojom::EmbeddedPermissionControlClient;
using blink::mojom::PermissionDescriptor;
using blink::mojom::PermissionDescriptorPtr;
using blink::mojom::PermissionName;
using blink::mojom::PermissionService;
using blink::mojom::PermissionStatus;
using ::testing::_;
namespace content {
namespace {
constexpr static int kMaxPEPCPerPage = 3;
class MockEmbeddedPermissionControlClient
: public EmbeddedPermissionControlClient {
public:
explicit MockEmbeddedPermissionControlClient(
mojo::PendingReceiver<EmbeddedPermissionControlClient> pending_receiver) {
receiver_.Bind(std::move(pending_receiver));
}
~MockEmbeddedPermissionControlClient() override = default;
MOCK_METHOD2(
OnEmbeddedPermissionControlRegistered,
void(bool allowed,
const std::optional<std::vector<PermissionStatus>>& statuses));
void ExpectEmbeddedPermissionControlRegistered() {
base::RunLoop run_loop;
EXPECT_CALL(*this, OnEmbeddedPermissionControlRegistered(/*allow*/ true, _))
.Times(1);
run_loop.RunUntilIdle();
}
void ExpectEmbeddedPermissionControlNotRegistered() {
base::RunLoop run_loop;
EXPECT_CALL(*this, OnEmbeddedPermissionControlRegistered(/*allow*/ true, _))
.Times(0);
run_loop.RunUntilIdle();
}
private:
mojo::Receiver<EmbeddedPermissionControlClient> receiver_{this};
};
} // namespace
class EmbeddedPermissionControlCheckerTest
: public content::RenderViewHostTestHarness {
public:
EmbeddedPermissionControlCheckerTest()
: scoped_feature_list_(blink::features::kPermissionElement) {}
EmbeddedPermissionControlCheckerTest(
const EmbeddedPermissionControlCheckerTest&) = delete;
EmbeddedPermissionControlCheckerTest& operator=(
const EmbeddedPermissionControlCheckerTest&) = delete;
~EmbeddedPermissionControlCheckerTest() override = default;
void SetUp() override {
content::RenderViewHostTestHarness::SetUp();
SetContents(CreateTestWebContents());
NavigateAndCommit(GURL("https://www.google.com"));
content::CreatePermissionService(
main_rfh(), permission_service_.BindNewPipeAndPassReceiver());
}
PermissionService* permission_service() { return permission_service_.get(); }
std::unique_ptr<MockEmbeddedPermissionControlClient>
CreateEmbeddedPermissionControlClient(std::vector<PermissionName> permissions,
bool is_geolocation_source = false) {
mojo::PendingRemote<EmbeddedPermissionControlClient> mojo_client;
auto client = std::make_unique<MockEmbeddedPermissionControlClient>(
mojo_client.InitWithNewPipeAndPassReceiver());
std::vector<PermissionDescriptorPtr> permission_descriptors;
permission_descriptors.reserve(permissions.size());
std::ranges::transform(permissions,
std::back_inserter(permission_descriptors),
[](const auto& permission) {
auto descriptor = PermissionDescriptor::New();
descriptor->name = permission;
return descriptor;
});
auto request_descriptor =
blink::mojom::EmbeddedPermissionRequestDescriptor::New();
if (is_geolocation_source) {
request_descriptor->geolocation =
blink::mojom::GeolocationEmbeddedPermissionRequestDescriptor::New();
}
permission_service()->RegisterPageEmbeddedPermissionControl(
std::move(permission_descriptors), std::move(request_descriptor),
std::move(mojo_client));
return client;
}
private:
mojo::Remote<PermissionService> permission_service_;
base::test::ScopedFeatureList scoped_feature_list_;
};
TEST_F(EmbeddedPermissionControlCheckerTest,
IgnoreRegisteregisterPageEmbeddedPermissionCheck) {
base::test::ScopedFeatureList features;
features.InitAndEnableFeature(blink::features::kBypassPepcSecurityForTesting);
for (PermissionName name :
{PermissionName::AUDIO_CAPTURE, PermissionName::VIDEO_CAPTURE,
PermissionName::GEOLOCATION}) {
std::vector<std::unique_ptr<MockEmbeddedPermissionControlClient>> clients(
kMaxPEPCPerPage + 3);
for (size_t i = 0; i < kMaxPEPCPerPage + 3; ++i) {
clients[i] = CreateEmbeddedPermissionControlClient({name});
clients[i]->ExpectEmbeddedPermissionControlRegistered();
}
}
}
TEST_F(EmbeddedPermissionControlCheckerTest,
RegisterPageEmbeddedPermissionSinglePermission) {
for (PermissionName name :
{PermissionName::AUDIO_CAPTURE, PermissionName::VIDEO_CAPTURE,
PermissionName::GEOLOCATION}) {
std::vector<std::unique_ptr<MockEmbeddedPermissionControlClient>> clients(
kMaxPEPCPerPage);
for (size_t i = 0; i < kMaxPEPCPerPage; ++i) {
clients[i] = CreateEmbeddedPermissionControlClient({name});
clients[i]->ExpectEmbeddedPermissionControlRegistered();
}
auto pending_client_1 = CreateEmbeddedPermissionControlClient({name});
pending_client_1->ExpectEmbeddedPermissionControlNotRegistered();
auto pending_client_2 = CreateEmbeddedPermissionControlClient({name});
pending_client_2->ExpectEmbeddedPermissionControlNotRegistered();
clients.pop_back();
pending_client_1->ExpectEmbeddedPermissionControlRegistered();
pending_client_2->ExpectEmbeddedPermissionControlNotRegistered();
clients.pop_back();
pending_client_2->ExpectEmbeddedPermissionControlRegistered();
}
}
TEST_F(EmbeddedPermissionControlCheckerTest,
RegisterPageEmbeddedPermissionMultiplePermissions) {
std::vector<std::unique_ptr<MockEmbeddedPermissionControlClient>>
grouped_clients(kMaxPEPCPerPage);
for (size_t i = 0; i < kMaxPEPCPerPage; ++i) {
grouped_clients[i] = CreateEmbeddedPermissionControlClient(
{PermissionName::AUDIO_CAPTURE, PermissionName::VIDEO_CAPTURE});
grouped_clients[i]->ExpectEmbeddedPermissionControlRegistered();
}
// Embedded permission control of a single permission will not count towards
// the grouped one.
for (PermissionName name :
{PermissionName::AUDIO_CAPTURE, PermissionName::VIDEO_CAPTURE,
PermissionName::GEOLOCATION}) {
std::vector<std::unique_ptr<MockEmbeddedPermissionControlClient>> clients(
kMaxPEPCPerPage);
for (size_t i = 0; i < kMaxPEPCPerPage; ++i) {
clients[i] = CreateEmbeddedPermissionControlClient({name});
clients[i]->ExpectEmbeddedPermissionControlRegistered();
}
}
// Changing order of permissions does not matter.
auto pending_client_1 = CreateEmbeddedPermissionControlClient(
{PermissionName::VIDEO_CAPTURE, PermissionName::AUDIO_CAPTURE});
pending_client_1->ExpectEmbeddedPermissionControlNotRegistered();
auto pending_client_2 = CreateEmbeddedPermissionControlClient(
{PermissionName::VIDEO_CAPTURE, PermissionName::AUDIO_CAPTURE});
pending_client_2->ExpectEmbeddedPermissionControlNotRegistered();
grouped_clients.pop_back();
pending_client_1->ExpectEmbeddedPermissionControlRegistered();
pending_client_2->ExpectEmbeddedPermissionControlNotRegistered();
grouped_clients.pop_back();
pending_client_2->ExpectEmbeddedPermissionControlRegistered();
}
TEST_F(EmbeddedPermissionControlCheckerTest, DecouplePermissionSources) {
// Register `kMaxPEPCPerPage` clients for the permission element source.
std::vector<std::unique_ptr<MockEmbeddedPermissionControlClient>>
permission_clients(kMaxPEPCPerPage);
for (size_t i = 0; i < kMaxPEPCPerPage; ++i) {
permission_clients[i] = CreateEmbeddedPermissionControlClient(
{PermissionName::GEOLOCATION}, /*is_geolocation_source=*/false);
permission_clients[i]->ExpectEmbeddedPermissionControlRegistered();
}
// Register `kMaxPEPCPerPage` clients for the geolocation element source.
// These should also be registered, as the sources are decoupled.
std::vector<std::unique_ptr<MockEmbeddedPermissionControlClient>>
geolocation_clients(kMaxPEPCPerPage);
for (size_t i = 0; i < kMaxPEPCPerPage; ++i) {
geolocation_clients[i] = CreateEmbeddedPermissionControlClient(
{PermissionName::GEOLOCATION}, /*is_geolocation_source=*/true);
geolocation_clients[i]->ExpectEmbeddedPermissionControlRegistered();
}
// Create one more client for each source, which should not be registered yet.
auto pending_permission_client = CreateEmbeddedPermissionControlClient(
{PermissionName::GEOLOCATION}, /*is_geolocation_source=*/false);
pending_permission_client->ExpectEmbeddedPermissionControlNotRegistered();
auto pending_geolocation_client = CreateEmbeddedPermissionControlClient(
{PermissionName::GEOLOCATION}, /*is_geolocation_source=*/true);
pending_geolocation_client->ExpectEmbeddedPermissionControlNotRegistered();
// Disconnect one client from the permission element source.
permission_clients.pop_back();
// The pending permission client should now be registered.
pending_permission_client->ExpectEmbeddedPermissionControlRegistered();
// The pending geolocation client should still not be registered.
pending_geolocation_client->ExpectEmbeddedPermissionControlNotRegistered();
// Disconnect one client from the geolocation element source.
geolocation_clients.pop_back();
// The pending geolocation client should now be registered.
pending_geolocation_client->ExpectEmbeddedPermissionControlRegistered();
}
} // namespace content
|
