components/html_viewer/ax_provider_apptest.cc

   1 // Copyright 2015 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 "base/bind.h"
   6 #include "base/command_line.h"
   7 #include "base/run_loop.h"
   8 #include "base/strings/stringprintf.h"
   9 #include "base/test/test_timeouts.h"
  10 #include "components/mus/public/cpp/tests/view_manager_test_base.h"
  11 #include "components/mus/public/cpp/view.h"
  12 #include "components/mus/public/cpp/view_tree_connection.h"
  13 #include "components/web_view/public/interfaces/frame.mojom.h"
  14 #include "mojo/application/public/cpp/application_impl.h"
  15 #include "mojo/application/public/cpp/application_test_base.h"
  16 #include "net/test/spawned_test_server/spawned_test_server.h"
  17 #include "testing/gtest/include/gtest/gtest.h"
  18 #include "third_party/mojo_services/src/accessibility/public/interfaces/accessibility.mojom.h"
  19
  20 namespace mojo {
  21
  22 namespace {
  23
  24 // Returns true if the tree contains a text node with contents matching |text|.
  25 bool AxTreeContainsText(const Array<AxNodePtr>& tree, const String& text) {
  26   for (size_t i = 0; i < tree.size(); ++i) {
  27     if (!tree[i]->text.is_null() && tree[i]->text->content == text)
  28       return true;
  29   }
  30   return false;
  31 }
  32
  33 class TestFrame : public web_view::mojom::Frame {
  34  public:
  35   TestFrame() {}
  36   ~TestFrame() override {}
  37
  38   // web_view::mojom::Frame:
  39   void PostMessageEventToFrame(
  40       uint32_t target_frame_id,
  41       web_view::mojom::HTMLMessageEventPtr event) override {}
  42   void LoadingStateChanged(bool loading, double progress) override {}
  43   void TitleChanged(const mojo::String& title) override {}
  44   void DidCommitProvisionalLoad() override {}
  45   void SetClientProperty(const mojo::String& name,
  46                          mojo::Array<uint8_t> value) override {}
  47   void OnCreatedFrame(
  48       mojo::InterfaceRequest<web_view::mojom::Frame> frame_request,
  49       web_view::mojom::FrameClientPtr client,
  50       uint32_t frame_id,
  51       mojo::Map<mojo::String, mojo::Array<uint8_t>> client_properties)
  52       override {}
  53   void RequestNavigate(web_view::mojom::NavigationTargetType target_type,
  54                        uint32_t target_frame_id,
  55                        mojo::URLRequestPtr request) override {}
  56   void DidNavigateLocally(const mojo::String& url) override {}
  57   void DispatchLoadEventToParent() override {}
  58
  59  private:
  60   DISALLOW_COPY_AND_ASSIGN(TestFrame);
  61 };
  62
  63 }  // namespace
  64
  65 using AXProviderTest = mus::ViewManagerTestBase;
  66
  67 TEST_F(AXProviderTest, HelloWorld) {
  68   // Start a test server for net/data/test.html access.
  69   net::SpawnedTestServer server(
  70       net::SpawnedTestServer::TYPE_HTTP, net::SpawnedTestServer::kLocalhost,
  71       base::FilePath(FILE_PATH_LITERAL("net/data")));
  72   ASSERT_TRUE(server.Start());
  73
  74   // Connect to the URL through the mojo:html_viewer content handler.
  75   const uint16_t assigned_port = server.host_port_pair().port();
  76   mojo::URLRequestPtr request(mojo::URLRequest::New());
  77   request->url = mojo::String::From(
  78       base::StringPrintf("http://127.0.0.1:%u/files/test.html", assigned_port));
  79   scoped_ptr<ApplicationConnection> connection =
  80       application_impl()->ConnectToApplication(request.Pass());
  81
  82   // Embed the html_viewer in a View.
  83   ViewTreeClientPtr tree_client;
  84   connection->ConnectToService(&tree_client);
  85   mus::View* embed_view = window_manager()->CreateView();
  86   embed_view->Embed(tree_client.Pass());
  87
  88   TestFrame frame;
  89   web_view::mojom::FramePtr frame_ptr;
  90   mojo::Binding<web_view::mojom::Frame> frame_binding(&frame);
  91   frame_binding.Bind(GetProxy(&frame_ptr).Pass());
  92
  93   mojo::Array<web_view::mojom::FrameDataPtr> array(1u);
  94   array[0] = web_view::mojom::FrameData::New().Pass();
  95   array[0]->frame_id = embed_view->id();
  96   array[0]->parent_id = 0u;
  97
  98   web_view::mojom::FrameClientPtr frame_client;
  99   connection->ConnectToService(&frame_client);
 100   frame_client->OnConnect(frame_ptr.Pass(), 1u, embed_view->id(),
 101                           web_view::mojom::VIEW_CONNECT_TYPE_USE_NEW,
 102                           array.Pass(), base::Closure());
 103
 104   // Connect to the AxProvider of the HTML document and get the AxTree.
 105   AxProviderPtr ax_provider;
 106   connection->ConnectToService(&ax_provider);
 107   Array<AxNodePtr> ax_tree;
 108   ax_provider->GetTree([&ax_tree](Array<AxNodePtr> tree) {
 109                          ax_tree = tree.Pass();
 110                          EXPECT_TRUE(QuitRunLoop());
 111                        });
 112   ASSERT_TRUE(DoRunLoopWithTimeout());
 113
 114   EXPECT_TRUE(AxTreeContainsText(ax_tree, "Hello "));
 115   EXPECT_TRUE(AxTreeContainsText(ax_tree, "World!"));
 116   EXPECT_FALSE(AxTreeContainsText(ax_tree, "foo"));
 117 }
 118
 119 }  // namespace mojo