tests/web_runner_tests/web_runner_integration_tests.cc - topaz - Git at Google

 // Copyright 2018 The Fuchsia 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 <fuchsia/sys/cpp/fidl.h>
 #include <gtest/gtest.h>
 #include <lib/component/cpp/environment_services_helper.h>
 #include <lib/fit/function.h>
 #include <src/lib/fxl/logging.h>
 #include <src/lib/fxl/strings/string_printf.h>
 #include <lib/gtest/real_loop_fixture.h>
 #include <zircon/status.h>

 #include "topaz/tests/web_runner_tests/chromium_context.h"
 #include "topaz/tests/web_runner_tests/test_server.h"

 // This file contains a subset of adapted Chromium Fuchsia tests to make sure
 // nothing broke on the import boundary.
 //
 // See also: https://chromium.googlesource.com/chromium/src/+/master/fuchsia
 namespace {

 // This is a black box smoke test for whether the web runner in a given system
 // is capable of performing basic operations.
 //
 // This tests if launching a component with an HTTP URL triggers an HTTP GET for
 // the main resource, and if an HTML response with an <img> tag triggers a
 // subresource load for the image.
 //
 // See also:
 // https://chromium.googlesource.com/chromium/src/+/master/fuchsia/runners/web/web_runner_smoke_test.cc
 TEST(WebRunnerIntegrationTest, Smoke) {
   web_runner_tests::TestServer server;
   FXL_CHECK(server.FindAndBindPort());

   fuchsia::sys::LaunchInfo launch_info;
   launch_info.url =
       fxl::StringPrintf("http://localhost:%d/foo.html", server.port());

   fuchsia::sys::LauncherSyncPtr launcher;
   component::GetEnvironmentServices()->ConnectToService(launcher.NewRequest());

   fuchsia::sys::ComponentControllerSyncPtr controller;
   launcher->CreateComponent(std::move(launch_info), controller.NewRequest());

   ASSERT_TRUE(server.Accept());

   std::string expected_prefix = "GET /foo.html HTTP";
   // We need to overallocate the first time to drain the read since we expect
   // the subsresource load on the same connection.
   std::string buf(4096, 0);
   ASSERT_TRUE(server.Read(&buf));
   EXPECT_EQ(expected_prefix, buf.substr(0, expected_prefix.size()));

   FXL_CHECK(server.WriteContent("<!doctype html><img src=\"/img.png\">"));

   expected_prefix = "GET /img.png HTTP";
   buf.resize(expected_prefix.size());
   ASSERT_TRUE(server.Read(&buf));

   ASSERT_GE(buf.size(), expected_prefix.size());
   EXPECT_EQ(expected_prefix, std::string(buf.data(), expected_prefix.size()));
 }

 class MockNavigationEventObserver
     : public chromium::web::NavigationEventObserver {
  public:
   // |chromium::web::NavigationEventObserver|
   void OnNavigationStateChanged(
       chromium::web::NavigationEvent change,
       OnNavigationStateChangedCallback callback) override {
     if (on_navigation_state_changed_) {
       on_navigation_state_changed_(std::move(change));
     }

     callback();
   }

   void set_on_navigation_state_changed(
       fit::function<void(chromium::web::NavigationEvent)> fn) {
     on_navigation_state_changed_ = std::move(fn);
   }

  private:
   fit::function<void(chromium::web::NavigationEvent)>
       on_navigation_state_changed_;
 };

 class ChromiumAppTest : public gtest::RealLoopFixture {
  protected:
   ChromiumAppTest()
       : chromium_(component::StartupContext::CreateFromStartupInfo().get()) {}

   ChromiumContext* chromium() { return &chromium_; }

  private:
   ChromiumContext chromium_;
 };

 // This test ensures that we can interact with the chromium.web FIDL.
 //
 // See also
 // https://chromium.googlesource.com/chromium/src/+/master/fuchsia/engine/browser/context_impl_browsertest.cc
 TEST_F(ChromiumAppTest, CreateAndNavigate) {
   MockNavigationEventObserver navigation_event_observer;
   fidl::Binding<chromium::web::NavigationEventObserver>
       navigation_event_observer_binding(&navigation_event_observer);
   chromium()->frame()->SetNavigationEventObserver(
       navigation_event_observer_binding.NewBinding());
   navigation_event_observer_binding.set_error_handler([](zx_status_t status) {
     FAIL() << "navigation_event_observer_binding: "
            << zx_status_get_string(status);
   });

   std::string observed_url;
   std::string observed_title;

   navigation_event_observer.set_on_navigation_state_changed(
       [this, &navigation_event_observer, &observed_url,
        &observed_title](chromium::web::NavigationEvent change) {
         if (change.url) {
           observed_url = *change.url;
         }
         if (change.title) {
           observed_title = *change.title;
         }

         EXPECT_FALSE(change.is_error);

         if (!(observed_url.empty() || observed_title.empty())) {
           navigation_event_observer.set_on_navigation_state_changed(nullptr);
           QuitLoop();
         }
       });

   // TODO(NET-2089): Without this (or even if this is moved down below
   // |FindAndBindPort|), this test flakes about 10% of the time. Reordering the
   // tests such that this test executes first also deflakes it.
   sleep(1);

   web_runner_tests::TestServer server;
   FXL_CHECK(server.FindAndBindPort());

   const std::string url =
       fxl::StringPrintf("http://localhost:%d/foo.html", server.port());
   chromium()->Navigate(url);

   ASSERT_TRUE(server.Accept());

   const std::string expected_prefix = "GET /foo.html HTTP";
   std::string buf(expected_prefix.size(), 0);
   ASSERT_TRUE(server.Read(&buf));
   EXPECT_EQ(expected_prefix, buf.substr(0, expected_prefix.size()));
   FXL_CHECK(server.WriteContent(R"(<!doctype html>
       <html>
         <head>
           <title>Test title!</title>
         </head>
       </html>)"));

   EXPECT_FALSE(RunLoopWithTimeout(zx::sec(5)))
       << "Timed out waiting for navigation events";

   EXPECT_EQ(url, observed_url);
   EXPECT_EQ("Test title!", observed_title);
 }

 }  // namespace
	// Copyright 2018 The Fuchsia 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 <fuchsia/sys/cpp/fidl.h>
	#include <gtest/gtest.h>
	#include <lib/component/cpp/environment_services_helper.h>
	#include <lib/fit/function.h>
	#include <src/lib/fxl/logging.h>
	#include <src/lib/fxl/strings/string_printf.h>
	#include <lib/gtest/real_loop_fixture.h>
	#include <zircon/status.h>

	#include "topaz/tests/web_runner_tests/chromium_context.h"
	#include "topaz/tests/web_runner_tests/test_server.h"

	// This file contains a subset of adapted Chromium Fuchsia tests to make sure
	// nothing broke on the import boundary.
	//
	// See also: https://chromium.googlesource.com/chromium/src/+/master/fuchsia
	namespace {

	// This is a black box smoke test for whether the web runner in a given system
	// is capable of performing basic operations.
	//
	// This tests if launching a component with an HTTP URL triggers an HTTP GET for
	// the main resource, and if an HTML response with an <img> tag triggers a
	// subresource load for the image.
	//
	// See also:
	// https://chromium.googlesource.com/chromium/src/+/master/fuchsia/runners/web/web_runner_smoke_test.cc
	TEST(WebRunnerIntegrationTest, Smoke) {
	web_runner_tests::TestServer server;
	FXL_CHECK(server.FindAndBindPort());

	fuchsia::sys::LaunchInfo launch_info;
	launch_info.url =
	fxl::StringPrintf("http://localhost:%d/foo.html", server.port());

	fuchsia::sys::LauncherSyncPtr launcher;
	component::GetEnvironmentServices()->ConnectToService(launcher.NewRequest());

	fuchsia::sys::ComponentControllerSyncPtr controller;
	launcher->CreateComponent(std::move(launch_info), controller.NewRequest());

	ASSERT_TRUE(server.Accept());

	std::string expected_prefix = "GET /foo.html HTTP";
	// We need to overallocate the first time to drain the read since we expect
	// the subsresource load on the same connection.
	std::string buf(4096, 0);
	ASSERT_TRUE(server.Read(&buf));
	EXPECT_EQ(expected_prefix, buf.substr(0, expected_prefix.size()));

	FXL_CHECK(server.WriteContent("<!doctype html><img src=\"/img.png\">"));

	expected_prefix = "GET /img.png HTTP";
	buf.resize(expected_prefix.size());
	ASSERT_TRUE(server.Read(&buf));

	ASSERT_GE(buf.size(), expected_prefix.size());
	EXPECT_EQ(expected_prefix, std::string(buf.data(), expected_prefix.size()));
	}

	class MockNavigationEventObserver
	: public chromium::web::NavigationEventObserver {
	public:
	// \|chromium::web::NavigationEventObserver\|
	void OnNavigationStateChanged(
	chromium::web::NavigationEvent change,
	OnNavigationStateChangedCallback callback) override {
	if (on_navigation_state_changed_) {
	on_navigation_state_changed_(std::move(change));
	}

	callback();
	}

	void set_on_navigation_state_changed(
	fit::function<void(chromium::web::NavigationEvent)> fn) {
	on_navigation_state_changed_ = std::move(fn);
	}

	private:
	fit::function<void(chromium::web::NavigationEvent)>
	on_navigation_state_changed_;
	};

	class ChromiumAppTest : public gtest::RealLoopFixture {
	protected:
	ChromiumAppTest()
	: chromium_(component::StartupContext::CreateFromStartupInfo().get()) {}

	ChromiumContext* chromium() { return &chromium_; }

	private:
	ChromiumContext chromium_;
	};

	// This test ensures that we can interact with the chromium.web FIDL.
	//
	// See also
	// https://chromium.googlesource.com/chromium/src/+/master/fuchsia/engine/browser/context_impl_browsertest.cc
	TEST_F(ChromiumAppTest, CreateAndNavigate) {
	MockNavigationEventObserver navigation_event_observer;
	fidl::Binding<chromium::web::NavigationEventObserver>
	navigation_event_observer_binding(&navigation_event_observer);
	chromium()->frame()->SetNavigationEventObserver(
	navigation_event_observer_binding.NewBinding());
	navigation_event_observer_binding.set_error_handler([](zx_status_t status) {
	FAIL() << "navigation_event_observer_binding: "
	<< zx_status_get_string(status);
	});

	std::string observed_url;
	std::string observed_title;

	navigation_event_observer.set_on_navigation_state_changed(
	[this, &navigation_event_observer, &observed_url,
	&observed_title](chromium::web::NavigationEvent change) {
	if (change.url) {
	observed_url = *change.url;
	}
	if (change.title) {
	observed_title = *change.title;
	}

	EXPECT_FALSE(change.is_error);

	if (!(observed_url.empty() \|\| observed_title.empty())) {
	navigation_event_observer.set_on_navigation_state_changed(nullptr);
	QuitLoop();
	}
	});

	// TODO(NET-2089): Without this (or even if this is moved down below
	// \|FindAndBindPort\|), this test flakes about 10% of the time. Reordering the
	// tests such that this test executes first also deflakes it.
	sleep(1);

	web_runner_tests::TestServer server;
	FXL_CHECK(server.FindAndBindPort());

	const std::string url =
	fxl::StringPrintf("http://localhost:%d/foo.html", server.port());
	chromium()->Navigate(url);

	ASSERT_TRUE(server.Accept());

	const std::string expected_prefix = "GET /foo.html HTTP";
	std::string buf(expected_prefix.size(), 0);
	ASSERT_TRUE(server.Read(&buf));
	EXPECT_EQ(expected_prefix, buf.substr(0, expected_prefix.size()));
	FXL_CHECK(server.WriteContent(R"(<!doctype html>
	<html>
	<head>
	<title>Test title!</title>
	</head>
	</html>)"));

	EXPECT_FALSE(RunLoopWithTimeout(zx::sec(5)))
	<< "Timed out waiting for navigation events";

	EXPECT_EQ(url, observed_url);
	EXPECT_EQ("Test title!", observed_title);
	}

	} // namespace