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
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
content / test / test_render_frame.cc [blame]
// Copyright 2015 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/test/test_render_frame.h"
#include <optional>
#include <string>
#include <utility>
#include <vector>
#include "base/functional/callback_helpers.h"
#include "base/unguessable_token.h"
#include "base/uuid.h"
#include "build/build_config.h"
#include "content/common/frame.mojom.h"
#include "content/common/frame_messages.mojom.h"
#include "content/public/common/url_constants.h"
#include "content/public/test/mock_policy_container_host.h"
#include "content/public/test/mock_render_thread.h"
#include "content/public/test/policy_container_utils.h"
#include "mojo/public/cpp/bindings/associated_remote.h"
#include "mojo/public/cpp/bindings/pending_associated_remote.h"
#include "mojo/public/cpp/bindings/pending_receiver.h"
#include "mojo/public/cpp/bindings/pending_remote.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "net/base/data_url.h"
#include "services/network/public/cpp/not_implemented_url_loader_factory.h"
#include "services/network/public/mojom/url_response_head.mojom.h"
#include "third_party/blink/public/common/associated_interfaces/associated_interface_provider.h"
#include "third_party/blink/public/common/features.h"
#include "third_party/blink/public/common/permissions_policy/permissions_policy.h"
#include "third_party/blink/public/mojom/frame/frame.mojom.h"
#include "third_party/blink/public/mojom/frame/frame_replication_state.mojom.h"
#include "third_party/blink/public/mojom/navigation/navigation_params.mojom.h"
#include "third_party/blink/public/mojom/service_worker/controller_service_worker.mojom.h"
#include "third_party/blink/public/mojom/service_worker/service_worker_container.mojom.h"
#include "third_party/blink/public/test/test_web_frame_helper.h"
#include "third_party/blink/public/web/web_local_frame.h"
#include "third_party/blink/public/web/web_navigation_control.h"
#include "third_party/skia/include/core/SkColor.h"
namespace content {
// static
mojo::PendingAssociatedReceiver<mojom::Frame>
TestRenderFrame::CreateStubFrameReceiver() {
mojo::PendingAssociatedRemote<mojom::Frame> pending_remote;
mojo::PendingAssociatedReceiver<mojom::Frame> pending_receiver =
pending_remote.InitWithNewEndpointAndPassReceiver();
return pending_receiver;
}
// static
mojo::PendingRemote<blink::mojom::BrowserInterfaceBroker>
TestRenderFrame::CreateStubBrowserInterfaceBrokerRemote() {
mojo::PendingRemote<blink::mojom::BrowserInterfaceBroker> pending_remote;
mojo::PendingReceiver<blink::mojom::BrowserInterfaceBroker> pending_receiver =
pending_remote.InitWithNewPipeAndPassReceiver();
return pending_remote;
}
// static
mojo::PendingAssociatedRemote<blink::mojom::AssociatedInterfaceProvider>
TestRenderFrame::CreateStubAssociatedInterfaceProviderRemote() {
mojo::AssociatedRemote<blink::mojom::AssociatedInterfaceProvider> remote;
mojo::PendingAssociatedReceiver<blink::mojom::AssociatedInterfaceProvider>
pending_receiver = remote.BindNewEndpointAndPassDedicatedReceiver();
return remote.Unbind();
}
class MockFrameHost : public mojom::FrameHost {
public:
MockFrameHost() {}
MockFrameHost(const MockFrameHost&) = delete;
MockFrameHost& operator=(const MockFrameHost&) = delete;
~MockFrameHost() override = default;
mojom::DidCommitProvisionalLoadParamsPtr TakeLastCommitParams() {
return std::move(last_commit_params_);
}
mojo::PendingReceiver<blink::mojom::BrowserInterfaceBroker>
TakeLastBrowserInterfaceBrokerReceiver() {
return std::move(last_browser_interface_broker_receiver_);
}
// The frame in the renderer sends a BrowserInterfaceBroker Receiver to the
// browser process. The test harness (in MockRenderThread) will stash away
// those pending Receivers. This sets the pending Receiver that was sent for
// the browser process to bind when initially creating the frame.
void SetInitialBrowserInterfaceBrokerReceiver(
mojo::PendingReceiver<blink::mojom::BrowserInterfaceBroker>
browser_interface_broker_receiver) {
last_browser_interface_broker_receiver_ =
std::move(browser_interface_broker_receiver);
}
void DidCommitProvisionalLoad(
mojom::DidCommitProvisionalLoadParamsPtr params,
mojom::DidCommitProvisionalLoadInterfaceParamsPtr interface_params)
override {
last_commit_params_ = std::move(params);
if (interface_params) {
last_browser_interface_broker_receiver_ =
std::move(interface_params->browser_interface_broker_receiver);
}
}
void set_overlay_routing_token(const base::UnguessableToken& token) {
overlay_routing_token_ = token;
}
size_t request_overlay_routing_token_called() {
return request_overlay_routing_token_called_;
}
bool is_page_state_updated() const { return is_page_state_updated_; }
bool is_url_opened() const { return is_url_opened_; }
protected:
// mojom::FrameHost:
void CreateNewWindow(mojom::CreateNewWindowParamsPtr,
CreateNewWindowCallback) override {
NOTREACHED_IN_MIGRATION()
<< "We should never dispatch to the service side signature.";
}
bool CreateNewWindow(mojom::CreateNewWindowParamsPtr params,
mojom::CreateNewWindowStatus* status,
mojom::CreateNewWindowReplyPtr* reply) override {
*status = mojom::CreateNewWindowStatus::kSuccess;
*reply = mojom::CreateNewWindowReply::New();
MockRenderThread* mock_render_thread =
static_cast<MockRenderThread*>(RenderThread::Get());
mock_render_thread->OnCreateWindow(*params, reply->get());
return true;
}
void CreateChildFrame(
const blink::LocalFrameToken& frame_token,
mojo::PendingAssociatedRemote<mojom::Frame> frame_remote,
mojo::PendingReceiver<blink::mojom::BrowserInterfaceBroker>
browser_interface_broker_receiver,
blink::mojom::PolicyContainerBindParamsPtr policy_container_bind_params,
mojo::PendingAssociatedReceiver<blink::mojom::AssociatedInterfaceProvider>
associated_interface_provider_receiver,
blink::mojom::TreeScopeType scope,
const std::string& frame_name,
const std::string& frame_unique_name,
bool is_created_by_script,
const blink::FramePolicy& frame_policy,
blink::mojom::FrameOwnerPropertiesPtr frame_owner_properties,
blink::FrameOwnerElementType owner_type,
ukm::SourceId document_ukm_source_id) override {
// If we get here, then the remote end of
// `associated_interface_provider_receiver` is expected to be usable even
// though we don't pass this receiver over an existing mojo pipe. Simulate
// doing so by allowing unassociated usage, so that the remote can be used
// without blowing up.
associated_interface_provider_receiver.EnableUnassociatedUsage();
MockPolicyContainerHost mock_policy_container_host;
mock_policy_container_host.BindWithNewEndpoint(
std::move(policy_container_bind_params->receiver));
MockRenderThread* mock_render_thread =
static_cast<MockRenderThread*>(RenderThread::Get());
mock_render_thread->OnCreateChildFrame(
frame_token, std::move(frame_remote),
std::move(browser_interface_broker_receiver));
}
void DidCommitSameDocumentNavigation(
mojom::DidCommitProvisionalLoadParamsPtr params,
mojom::DidCommitSameDocumentNavigationParamsPtr same_doc_params)
override {
last_commit_params_ = std::move(params);
}
void DidOpenDocumentInputStream(const GURL& url) override {}
void BeginNavigation(
blink::mojom::CommonNavigationParamsPtr common_params,
blink::mojom::BeginNavigationParamsPtr begin_params,
mojo::PendingRemote<blink::mojom::BlobURLToken> blob_url_token,
mojo::PendingAssociatedRemote<mojom::NavigationClient>,
mojo::PendingRemote<blink::mojom::NavigationStateKeepAliveHandle>,
mojo::PendingReceiver<mojom::NavigationRendererCancellationListener>)
override {}
void SubresourceResponseStarted(const url::SchemeHostPort& final_response_url,
net::CertStatus cert_status) override {}
void ResourceLoadComplete(
blink::mojom::ResourceLoadInfoPtr resource_load_info) override {}
void DidChangeName(const std::string& name,
const std::string& unique_name) override {}
void CancelInitialHistoryLoad() override {}
void UpdateEncoding(const std::string& encoding_name) override {}
void UpdateState(const blink::PageState& state) override {
is_page_state_updated_ = true;
}
void OpenURL(blink::mojom::OpenURLParamsPtr params) override {
is_url_opened_ = true;
}
void DidStopLoading() override {}
#if BUILDFLAG(IS_ANDROID)
void UpdateUserGestureCarryoverInfo() override {}
#endif
private:
mojom::DidCommitProvisionalLoadParamsPtr last_commit_params_;
mojo::PendingReceiver<blink::mojom::BrowserInterfaceBroker>
last_browser_interface_broker_receiver_;
size_t request_overlay_routing_token_called_ = 0;
std::optional<base::UnguessableToken> overlay_routing_token_;
bool is_page_state_updated_ = false;
bool is_url_opened_ = false;
};
// static
RenderFrameImpl* TestRenderFrame::CreateTestRenderFrame(
RenderFrameImpl::CreateParams params) {
return new TestRenderFrame(std::move(params));
}
TestRenderFrame::TestRenderFrame(RenderFrameImpl::CreateParams params)
: RenderFrameImpl(std::move(params)),
mock_frame_host_(std::make_unique<MockFrameHost>()) {
}
TestRenderFrame::~TestRenderFrame() {}
void TestRenderFrame::SetHTMLOverrideForNextNavigation(
const std::string& html) {
next_navigation_html_override_ = html;
}
void TestRenderFrame::Navigate(
network::mojom::URLResponseHeadPtr head,
blink::mojom::CommonNavigationParamsPtr common_params,
blink::mojom::CommitNavigationParamsPtr commit_params) {
mock_navigation_client_.reset();
BindNavigationClient(
mock_navigation_client_.BindNewEndpointAndPassDedicatedReceiver());
std::unique_ptr<blink::PendingURLLoaderFactoryBundle> pending_factory_bundle =
blink::ChildPendingURLLoaderFactoryBundle::CreateFromDefaultFactoryImpl(
network::NotImplementedURLLoaderFactory::Create());
MockPolicyContainerHost mock_policy_container_host;
CommitNavigation(
std::move(common_params), std::move(commit_params), std::move(head),
mojo::ScopedDataPipeConsumerHandle(),
network::mojom::URLLoaderClientEndpointsPtr(),
std::move(pending_factory_bundle),
/*subresource_overrides=*/std::nullopt,
blink::mojom::ControllerServiceWorkerInfoPtr(),
blink::mojom::ServiceWorkerContainerInfoForClientPtr(),
/*subresource_proxying_loader_factory=*/mojo::NullRemote(),
/*keep_alive_loader_factory=*/mojo::NullRemote(),
/*fetch_later_loader_factory=*/mojo::NullAssociatedRemote(),
/*document_token=*/blink::DocumentToken(),
/*devtools_navigation_token=*/base::UnguessableToken::Create(),
/*base_auction_nonce=*/base::Uuid::GenerateRandomV4(),
blink::ParsedPermissionsPolicy(),
blink::mojom::PolicyContainer::New(
blink::mojom::PolicyContainerPolicies::New(),
mock_policy_container_host.BindNewEndpointAndPassDedicatedRemote()),
/*code_cache_host=*/mojo::NullRemote(),
/*code_cache_host_for_background=*/mojo::NullRemote(),
/*cookie_manager_info=*/nullptr,
/*storage_info=*/nullptr,
base::BindOnce(&MockFrameHost::DidCommitProvisionalLoad,
base::Unretained(mock_frame_host_.get())));
}
void TestRenderFrame::Navigate(
blink::mojom::CommonNavigationParamsPtr common_params,
blink::mojom::CommitNavigationParamsPtr commit_params) {
Navigate(network::mojom::URLResponseHead::New(), std::move(common_params),
std::move(commit_params));
}
void TestRenderFrame::NavigateWithError(
blink::mojom::CommonNavigationParamsPtr common_params,
blink::mojom::CommitNavigationParamsPtr commit_params,
int error_code,
const net::ResolveErrorInfo& resolve_error_info,
const std::optional<std::string>& error_page_content) {
mock_navigation_client_.reset();
BindNavigationClient(
mock_navigation_client_.BindNewEndpointAndPassDedicatedReceiver());
std::unique_ptr<blink::PendingURLLoaderFactoryBundle> pending_factory_bundle =
blink::ChildPendingURLLoaderFactoryBundle::CreateFromDefaultFactoryImpl(
network::NotImplementedURLLoaderFactory::Create());
mock_navigation_client_->CommitFailedNavigation(
std::move(common_params), std::move(commit_params),
/*has_stale_copy_in_cache=*/false, error_code,
/*extended_error_code=*/0, resolve_error_info, error_page_content,
std::move(pending_factory_bundle), blink::DocumentToken(),
CreateStubPolicyContainer(),
/*alternative_error_page_info=*/nullptr,
base::BindOnce(&MockFrameHost::DidCommitProvisionalLoad,
base::Unretained(mock_frame_host_.get())));
}
void TestRenderFrame::BeginNavigation(
std::unique_ptr<blink::WebNavigationInfo> info) {
if (next_navigation_html_override_.has_value()) {
AssertNavigationCommits assert_navigation_commits(
this, kMayReplaceInitialEmptyDocument);
auto navigation_params =
blink::WebNavigationParams::CreateWithHTMLStringForTesting(
next_navigation_html_override_.value(), info->url_request.Url());
MockPolicyContainerHost mock_policy_container_host;
navigation_params->requestor_origin = info->url_request.RequestorOrigin();
navigation_params->policy_container =
std::make_unique<blink::WebPolicyContainer>(
blink::WebPolicyContainerPolicies(),
mock_policy_container_host.BindNewEndpointAndPassDedicatedRemote());
next_navigation_html_override_ = std::nullopt;
DCHECK(!static_cast<GURL>(info->url_request.Url()).IsAboutSrcdoc());
frame_->CommitNavigation(std::move(navigation_params),
nullptr /* extra_data */);
return;
}
if (info->navigation_policy == blink::kWebNavigationPolicyCurrentTab &&
GetWebFrame()->Parent() && info->form.IsNull()) {
AssertNavigationCommits assert_navigation_commits(
this, kMayReplaceInitialEmptyDocument);
// RenderViewTest::LoadHTML immediately commits navigation for the main
// frame. However if the loaded html has an empty or data subframe,
// BeginNavigation will be called from Blink and we should avoid
// going through browser process in this case.
GURL url = info->url_request.Url();
auto navigation_params =
blink::WebNavigationParams::CreateFromInfo(*info.get());
MockPolicyContainerHost mock_policy_container_host;
navigation_params->policy_container =
std::make_unique<blink::WebPolicyContainer>(
blink::WebPolicyContainerPolicies(),
mock_policy_container_host.BindNewEndpointAndPassDedicatedRemote());
if (!url.IsAboutBlank() && !url.IsAboutSrcdoc()) {
std::string mime_type, charset, data;
if (!net::DataURL::Parse(url, &mime_type, &charset, &data)) {
// This case is only here to allow cluster fuzz pass any url,
// to unblock further fuzzing.
mime_type = "text/html";
charset = "UTF-8";
}
blink::WebNavigationParams::FillStaticResponse(
navigation_params.get(), blink::WebString::FromUTF8(mime_type),
blink::WebString::FromUTF8(charset), data);
}
if (url.IsAboutSrcdoc()) {
navigation_params->fallback_base_url = info->requestor_base_url;
}
navigation_params->policy_container->policies.sandbox_flags =
navigation_params->frame_policy->sandbox_flags;
if (url.IsAboutSrcdoc()) {
blink::TestWebFrameHelper::FillStaticResponseForSrcdocNavigation(
GetWebFrame(), navigation_params.get());
}
frame_->CommitNavigation(std::move(navigation_params),
nullptr /* extra_data */);
return;
}
RenderFrameImpl::BeginNavigation(std::move(info));
}
mojom::DidCommitProvisionalLoadParamsPtr
TestRenderFrame::TakeLastCommitParams() {
return mock_frame_host_->TakeLastCommitParams();
}
mojo::PendingReceiver<blink::mojom::BrowserInterfaceBroker>
TestRenderFrame::TakeLastBrowserInterfaceBrokerReceiver() {
return mock_frame_host_->TakeLastBrowserInterfaceBrokerReceiver();
}
void TestRenderFrame::SimulateBeforeUnload(bool is_reload) {
// This will execute the BeforeUnload event in this frame and all of its
// local descendant frames, including children of remote frames. The browser
// process will send separate IPCs to dispatch beforeunload in any
// out-of-process child frames.
frame_->DispatchBeforeUnloadEvent(is_reload);
}
bool TestRenderFrame::IsPageStateUpdated() const {
return mock_frame_host_->is_page_state_updated();
}
bool TestRenderFrame::IsURLOpened() const {
return mock_frame_host_->is_url_opened();
}
void TestRenderFrame::BindToFrame(blink::WebNavigationControl* frame) {
RenderFrameImpl::BindToFrame(frame);
MockRenderThread* mock_render_thread =
static_cast<MockRenderThread*>(RenderThread::Get());
mock_frame_host_->SetInitialBrowserInterfaceBrokerReceiver(
mock_render_thread->TakeInitialBrowserInterfaceBrokerReceiverForFrame(
frame->GetLocalFrameToken()));
}
mojom::FrameHost* TestRenderFrame::GetFrameHost() {
// Need to mock this interface directly without going through a binding,
// otherwise calling its sync methods could lead to a deadlock.
//
// Imagine the following sequence of events take place:
//
// 1.) GetFrameHost() called for the first time
// 1.1.) GetRemoteAssociatedInterfaces()->GetInterface(&frame_host_ptr_)
// 1.1.1) ... plumbing ...
// 1.1.2) Task posted to bind the request end to the Mock implementation
// 1.2) The interface pointer end is returned to the caller
// 2.) GetFrameHost()->CreateNewWindow(...) sync method invoked
// 2.1.) Mojo sync request sent
// 2.2.) Waiting for sync response while dispatching incoming sync requests
//
// Normally the sync Mojo request would be processed in 2.2. However, the
// implementation is not yet bound at that point, and will never be, because
// only sync IPCs are dispatched by 2.2, not posted tasks. So the sync request
// is never dispatched, the response never arrives.
//
// Because the first invocation to GetFrameHost() may come while we are inside
// a message loop already, pumping messags before 1.2 would constitute a
// nested message loop and is therefore undesired.
return mock_frame_host_.get();
}
} // namespace content