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// Copyright 2017 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 "base/bind.h"
#include "base/macros.h"
#include "base/run_loop.h"
#include "content/browser/web_contents/web_contents_impl.h"
#include "content/public/browser/web_contents_receiver_set.h"
#include "content/public/test/back_forward_cache_util.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/browser_test_utils.h"
#include "content/public/test/content_browser_test.h"
#include "content/public/test/content_browser_test_utils.h"
#include "content/public/test/test_utils.h"
#include "content/public/test/web_contents_receiver_set_test_binder.h"
#include "content/shell/browser/shell.h"
#include "content/test/test_browser_associated_interfaces.mojom.h"
#include "mojo/public/cpp/bindings/associated_remote.h"
#include "mojo/public/cpp/bindings/pending_associated_receiver.h"
#include "net/dns/mock_host_resolver.h"
namespace content {
namespace {
const char kTestHost1[] = "foo.com";
const char kTestHost2[] = "bar.com";
class WebContentsReceiverSetBrowserTest : public ContentBrowserTest {
public:
void SetUpOnMainThread() override {
host_resolver()->AddRule(kTestHost1, "127.0.0.1");
host_resolver()->AddRule(kTestHost2, "127.0.0.1");
}
};
class TestInterfaceBinder : public WebContentsReceiverSetTestBinder<
mojom::BrowserAssociatedInterfaceTestDriver> {
public:
explicit TestInterfaceBinder(base::OnceClosure bind_callback)
: bind_callback_(std::move(bind_callback)) {}
~TestInterfaceBinder() override {}
void BindReceiver(
RenderFrameHost* frame_host,
mojo::PendingAssociatedReceiver<
mojom::BrowserAssociatedInterfaceTestDriver> receiver) override {
std::move(bind_callback_).Run();
}
private:
base::OnceClosure bind_callback_;
DISALLOW_COPY_AND_ASSIGN(TestInterfaceBinder);
};
class TestFrameInterfaceBinder : public mojom::WebContentsFrameReceiverSetTest {
public:
explicit TestFrameInterfaceBinder(WebContents* web_contents)
: receivers_(web_contents, this) {}
~TestFrameInterfaceBinder() override {}
private:
// mojom::WebContentsFrameReceiverSetTest:
void Ping(PingCallback callback) override { NOTREACHED(); }
WebContentsFrameReceiverSet<mojom::WebContentsFrameReceiverSetTest>
receivers_;
};
} // namespace
IN_PROC_BROWSER_TEST_F(WebContentsReceiverSetBrowserTest, OverrideForTesting) {
EXPECT_TRUE(NavigateToURL(shell(), GURL("data:text/html,ho hum")));
// Ensure that we can add a WebContentsFrameReceiverSet and then override its
// request handler.
auto* web_contents = shell()->web_contents();
WebContentsFrameReceiverSet<mojom::BrowserAssociatedInterfaceTestDriver>
frame_receivers(web_contents, nullptr);
// Now override the binder for this interface. It quits |run_loop| whenever
// an incoming pending receiver is received.
base::RunLoop run_loop;
auto* receiver_set = WebContentsReceiverSet::GetForWebContents<
mojom::BrowserAssociatedInterfaceTestDriver>(web_contents);
TestInterfaceBinder test_binder(run_loop.QuitClosure());
receiver_set->SetBinder(&test_binder);
// Simulate an inbound receiver for the test interface. This should get routed
// to the overriding binder and allow the test to complete.
mojo::AssociatedRemote<mojom::BrowserAssociatedInterfaceTestDriver>
override_client;
static_cast<WebContentsImpl*>(web_contents)
->OnAssociatedInterfaceRequest(
web_contents->GetMainFrame(),
mojom::BrowserAssociatedInterfaceTestDriver::Name_,
override_client.BindNewEndpointAndPassDedicatedReceiver()
.PassHandle());
run_loop.Run();
receiver_set->SetBinder(nullptr);
}
IN_PROC_BROWSER_TEST_F(WebContentsReceiverSetBrowserTest,
CloseOnFrameDeletion) {
EXPECT_TRUE(embedded_test_server()->Start());
EXPECT_TRUE(NavigateToURL(
shell(), embedded_test_server()->GetURL(kTestHost1, "/hello.html")));
// Simulate an inbound receiver on the navigated main frame.
auto* web_contents = shell()->web_contents();
TestFrameInterfaceBinder binder(web_contents);
mojo::AssociatedRemote<mojom::WebContentsFrameReceiverSetTest>
override_client;
static_cast<WebContentsImpl*>(web_contents)
->OnAssociatedInterfaceRequest(
web_contents->GetMainFrame(),
mojom::WebContentsFrameReceiverSetTest::Name_,
override_client.BindNewEndpointAndPassDedicatedReceiver()
.PassHandle());
base::RunLoop run_loop;
override_client.set_disconnect_handler(run_loop.QuitClosure());
// Now navigate the WebContents elsewhere, eventually tearing down the old
// main frame.
RenderFrameDeletedObserver deleted_observer(web_contents->GetMainFrame());
// Test expects the old frame to be deleted on navigation, but it doesn't
// happen as it is stored in bfcache.
DisableBackForwardCacheForTesting(shell()->web_contents(),
BackForwardCache::TEST_ASSUMES_NO_CACHING);
EXPECT_TRUE(NavigateToURL(
shell(), embedded_test_server()->GetURL(kTestHost2, "/title2.html")));
deleted_observer.WaitUntilDeleted();
// Verify that this message never reaches the binding for the old frame. If it
// does, the impl will hit a DCHECK. The RunLoop terminates when the client is
// disconnected.
override_client->Ping(base::BindOnce([] {}));
run_loop.Run();
}
} // namespace content
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