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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include <memory> |
| 6 #include "base/path_service.h" |
| 7 #include "base/strings/stringprintf.h" |
| 8 #include "base/threading/thread_restrictions.h" |
| 9 #include "content/public/test/browser_test.h" |
| 10 #include "headless/grit/headless_browsertest_resources.h" |
| 11 #include "headless/lib/embedder_test.mojom.h" |
| 12 #include "headless/public/domains/page.h" |
| 13 #include "headless/public/domains/runtime.h" |
| 14 #include "headless/public/headless_browser.h" |
| 15 #include "headless/public/headless_devtools_client.h" |
| 16 #include "headless/public/headless_devtools_target.h" |
| 17 #include "headless/public/headless_web_contents.h" |
| 18 #include "headless/test/headless_browser_test.h" |
| 19 #include "mojo/public/cpp/bindings/binding_set.h" |
| 20 #include "mojo/public/cpp/bindings/interface_ptr_set.h" |
| 21 #include "mojo/public/cpp/bindings/interface_request.h" |
| 22 #include "testing/gtest/include/gtest/gtest.h" |
| 23 #include "ui/base/resource/resource_bundle.h" |
| 24 #include "url/gurl.h" |
| 25 |
| 26 namespace headless { |
| 27 |
| 28 #define DEVTOOLS_CLIENT_TEST_F(TEST_FIXTURE_NAME) \ |
| 29 IN_PROC_BROWSER_TEST_F(TEST_FIXTURE_NAME, RunAsyncTest) { RunTest(); } \ |
| 30 class AsyncHeadlessBrowserTestNeedsSemicolon##TEST_FIXTURE_NAME {} |
| 31 |
| 32 // A test fixture which attaches a devtools client and registers a mojo |
| 33 // interface before starting the test. |
| 34 class EmbedderMojoTest : public HeadlessBrowserTest, |
| 35 public HeadlessWebContents::Observer, |
| 36 public embedder_test::TestEmbedderService { |
| 37 public: |
| 38 EmbedderMojoTest() |
| 39 : web_contents_(nullptr), |
| 40 devtools_client_(HeadlessDevToolsClient::Create()) {} |
| 41 ~EmbedderMojoTest() override {} |
| 42 |
| 43 void SetUpOnMainThread() override { |
| 44 base::ThreadRestrictions::SetIOAllowed(true); |
| 45 base::FilePath pak_path; |
| 46 ASSERT_TRUE(PathService::Get(base::DIR_MODULE, &pak_path)); |
| 47 pak_path = pak_path.AppendASCII("headless_browser_tests.pak"); |
| 48 ResourceBundle::GetSharedInstance().AddDataPackFromPath( |
| 49 pak_path, ui::SCALE_FACTOR_NONE); |
| 50 } |
| 51 |
| 52 // HeadlessWebContentsObserver implementation: |
| 53 void DevToolsTargetReady() override { |
| 54 EXPECT_TRUE(web_contents_->GetDevToolsTarget()); |
| 55 web_contents_->GetDevToolsTarget()->AttachClient(devtools_client_.get()); |
| 56 |
| 57 RunMojoTest(); |
| 58 } |
| 59 |
| 60 virtual void RunMojoTest() = 0; |
| 61 |
| 62 virtual GURL GetInitialUrl() const { return GURL("about:blank"); } |
| 63 |
| 64 void OnEvalResult(std::unique_ptr<runtime::EvaluateResult> result) { |
| 65 EXPECT_FALSE(result->HasExceptionDetails()) |
| 66 << "JS exception: " << result->GetExceptionDetails()->GetText(); |
| 67 if (result->HasExceptionDetails()) { |
| 68 FinishAsynchronousTest(); |
| 69 } |
| 70 } |
| 71 |
| 72 protected: |
| 73 void RunTest() { |
| 74 // Using a pak file is idiomatic chromium style, but most embedders probably |
| 75 // wouln't load the javascript bindings file this way. |
| 76 std::string embedder_test_mojom_js = |
| 77 ResourceBundle::GetSharedInstance() |
| 78 .GetRawDataResource(IDR_HEADLESS_EMBEDDER_TEST_MOJOM_JS) |
| 79 .as_string(); |
| 80 |
| 81 browser_context_ = |
| 82 browser() |
| 83 ->CreateBrowserContextBuilder() |
| 84 .AddJsMojoBindings("headless/lib/embedder_test.mojom", |
| 85 embedder_test_mojom_js) |
| 86 .Build(); |
| 87 |
| 88 web_contents_ = |
| 89 browser() |
| 90 ->CreateWebContentsBuilder() |
| 91 .SetInitialURL(GURL(GetInitialUrl())) |
| 92 .SetBrowserContext(browser_context_.get()) |
| 93 .AddMojoService(base::Bind(&EmbedderMojoTest::CreateTestMojoService, |
| 94 base::Unretained(this))) |
| 95 .Build(); |
| 96 |
| 97 web_contents_->AddObserver(this); |
| 98 RunAsynchronousTest(); |
| 99 |
| 100 web_contents_->GetDevToolsTarget()->DetachClient(devtools_client_.get()); |
| 101 web_contents_->RemoveObserver(this); |
| 102 web_contents_->Close(); |
| 103 web_contents_ = nullptr; |
| 104 |
| 105 browser_context_.reset(); |
| 106 } |
| 107 |
| 108 void CreateTestMojoService( |
| 109 mojo::InterfaceRequest<embedder_test::TestEmbedderService> request) { |
| 110 test_embedder_mojo_bindings_.AddBinding(this, std::move(request)); |
| 111 } |
| 112 |
| 113 std::unique_ptr<HeadlessBrowserContext> browser_context_; |
| 114 HeadlessWebContents* web_contents_; |
| 115 std::unique_ptr<HeadlessDevToolsClient> devtools_client_; |
| 116 |
| 117 mojo::BindingSet<embedder_test::TestEmbedderService> |
| 118 test_embedder_mojo_bindings_; |
| 119 }; |
| 120 |
| 121 class MojoBindingsTest : public EmbedderMojoTest { |
| 122 public: |
| 123 void RunMojoTest() override { |
| 124 devtools_client_->GetRuntime()->Evaluate( |
| 125 "// Note define() defines a module in the mojo module dependency \n" |
| 126 "// system. While we don't expose our module, the callback below only\n" |
| 127 "// fires after the requested modules have been loaded. \n" |
| 128 "define([ \n" |
| 129 " 'headless/lib/embedder_test.mojom', \n" |
| 130 " 'mojo/public/js/core', \n" |
| 131 " 'mojo/public/js/router', \n" |
| 132 " 'content/public/renderer/frame_service_registry', \n" |
| 133 " ], function(embedderMojom, mojoCore, routerModule, \n" |
| 134 " serviceProvider) { \n" |
| 135 " var testEmbedderService = \n" |
| 136 " new embedderMojom.TestEmbedderService.proxyClass( \n" |
| 137 " new routerModule.Router( \n" |
| 138 " serviceProvider.connectToService( \n" |
| 139 " embedderMojom.TestEmbedderService.name))); \n" |
| 140 " \n" |
| 141 " // Send a message to the embedder! \n" |
| 142 " testEmbedderService.returnTestResult('hello world'); \n" |
| 143 "});", |
| 144 base::Bind(&EmbedderMojoTest::OnEvalResult, base::Unretained(this))); |
| 145 } |
| 146 |
| 147 // embedder_test::TestEmbedderService: |
| 148 void ReturnTestResult(const mojo::String& result) override { |
| 149 EXPECT_EQ("hello world", result.get()); |
| 150 FinishAsynchronousTest(); |
| 151 } |
| 152 }; |
| 153 |
| 154 DEVTOOLS_CLIENT_TEST_F(MojoBindingsTest); |
| 155 |
| 156 class MojoBindingsReinstalledAfterNavigation : public EmbedderMojoTest { |
| 157 public: |
| 158 MojoBindingsReinstalledAfterNavigation() : seen_page_one_(false) { |
| 159 EXPECT_TRUE(embedded_test_server()->Start()); |
| 160 } |
| 161 |
| 162 void SetUpOnMainThread() override { |
| 163 // We want to make sure bindings work across browser initiated cross-origin |
| 164 // navigation, which is why we're setting up this fake tld. |
| 165 HeadlessBrowser::Options::Builder builder; |
| 166 builder.SetHostResolverRules( |
| 167 base::StringPrintf("MAP not-an-actual-domain.tld 127.0.0.1:%d", |
| 168 embedded_test_server()->host_port_pair().port())); |
| 169 SetBrowserOptions(builder.Build()); |
| 170 |
| 171 EmbedderMojoTest::SetUpOnMainThread(); |
| 172 } |
| 173 |
| 174 void RunMojoTest() override {} |
| 175 |
| 176 GURL GetInitialUrl() const override { |
| 177 return embedded_test_server()->GetURL("/page_one.html"); |
| 178 } |
| 179 |
| 180 // embedder_test::TestEmbedderService: |
| 181 void ReturnTestResult(const mojo::String& result) override { |
| 182 if (result.get() == "page one") { |
| 183 seen_page_one_ = true; |
| 184 devtools_client_->GetPage()->Navigate( |
| 185 "http://not-an-actual-domain.tld/page_two.html"); |
| 186 } else { |
| 187 EXPECT_TRUE(seen_page_one_); |
| 188 EXPECT_EQ("page two", result.get()); |
| 189 FinishAsynchronousTest(); |
| 190 } |
| 191 } |
| 192 |
| 193 private: |
| 194 bool seen_page_one_; |
| 195 }; |
| 196 |
| 197 DEVTOOLS_CLIENT_TEST_F(MojoBindingsReinstalledAfterNavigation); |
| 198 |
| 199 } // namespace headless |
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