919ce657e4
This is a step towards doing full IWYU of browser_test.h, which will have other benefits. Completely mechanical and already R+ed as part of r765923. Tbr: sky Bug: none Change-Id: Icb7ab728098a6cf29c0920da4b524e96a7c024c2 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2186411 Commit-Queue: Peter Kasting <pkasting@chromium.org> Reviewed-by: Peter Kasting <pkasting@chromium.org> Cr-Commit-Position: refs/heads/master@{#766361}
90 lines
2.9 KiB
C++
90 lines
2.9 KiB
C++
// Copyright 2019 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "base/macros.h"
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#include "content/public/browser/service_process_host.h"
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#include "content/public/test/browser_test.h"
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#include "content/public/test/content_browser_test.h"
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#include "mojo/public/cpp/bindings/remote.h"
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#include "services/data_decoder/public/cpp/data_decoder.h"
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#include "services/data_decoder/public/mojom/data_decoder_service.mojom.h"
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#include "services/data_decoder/public/mojom/json_parser.mojom.h"
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namespace content {
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using DataDecoderBrowserTest = ContentBrowserTest;
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class ServiceProcessObserver : public ServiceProcessHost::Observer {
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public:
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ServiceProcessObserver() { ServiceProcessHost::AddObserver(this); }
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~ServiceProcessObserver() override {
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ServiceProcessHost::RemoveObserver(this);
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}
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int instances_started() const { return instances_started_; }
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void WaitForNextLaunch() {
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launch_wait_loop_.emplace();
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launch_wait_loop_->Run();
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}
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void OnServiceProcessLaunched(const ServiceProcessInfo& info) override {
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if (info.IsService<data_decoder::mojom::DataDecoderService>()) {
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++instances_started_;
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if (launch_wait_loop_)
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launch_wait_loop_->Quit();
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}
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}
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private:
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base::Optional<base::RunLoop> launch_wait_loop_;
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int instances_started_ = 0;
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DISALLOW_COPY_AND_ASSIGN(ServiceProcessObserver);
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};
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IN_PROC_BROWSER_TEST_F(DataDecoderBrowserTest, Launch) {
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ServiceProcessObserver observer;
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// Verifies that the DataDecoder client object launches a service process as
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// needed.
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data_decoder::DataDecoder decoder;
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// |GetService()| must always ensure a connection to the service on all
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// platforms, so we use it instead of a more specific API whose behavior may
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// vary across platforms.
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decoder.GetService();
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observer.WaitForNextLaunch();
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EXPECT_EQ(1, observer.instances_started());
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}
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IN_PROC_BROWSER_TEST_F(DataDecoderBrowserTest, LaunchIsolated) {
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ServiceProcessObserver observer;
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// Verifies that separate DataDecoder client objects will launch separate
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// service processes. We also bind a JsonParser interface to ensure that the
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// instances don't go idle.
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data_decoder::DataDecoder decoder1;
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mojo::Remote<data_decoder::mojom::JsonParser> parser1;
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decoder1.GetService()->BindJsonParser(parser1.BindNewPipeAndPassReceiver());
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observer.WaitForNextLaunch();
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EXPECT_EQ(1, observer.instances_started());
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data_decoder::DataDecoder decoder2;
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mojo::Remote<data_decoder::mojom::JsonParser> parser2;
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decoder2.GetService()->BindJsonParser(parser2.BindNewPipeAndPassReceiver());
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observer.WaitForNextLaunch();
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EXPECT_EQ(2, observer.instances_started());
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// Both interfaces should be connected end-to-end.
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parser1.FlushForTesting();
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parser2.FlushForTesting();
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EXPECT_TRUE(parser1.is_connected());
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EXPECT_TRUE(parser2.is_connected());
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}
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} // namespace content
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