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/view_manager/public/cpp/tests/view_manager_test_base.h"
  11 #include "components/view_manager/public/cpp/view.h"
  12 #include "components/view_manager/public/cpp/view_manager.h"
  13 #include "mandoline/tab/public/interfaces/frame_tree.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 // Switch to enable out of process iframes.
  34 const char kOOPIF[] = "oopifs";
  35
  36 bool EnableOOPIFs() {
  37   return base::CommandLine::ForCurrentProcess()->HasSwitch(kOOPIF);
  38 }
  39
  40 class TestFrameTreeServer : public mandoline::FrameTreeServer {
  41  public:
  42   TestFrameTreeServer() {}
  43   ~TestFrameTreeServer() override {}
  44
  45   // mandoline::FrameTreeServer:
  46   void PostMessageEventToFrame(uint32_t frame_id,
  47                                mandoline::MessageEventPtr event) override {}
  48   void NavigateFrame(uint32_t frame_id) override {}
  49   void ReloadFrame(uint32_t frame_id) override {}
  50
  51  private:
  52   DISALLOW_COPY_AND_ASSIGN(TestFrameTreeServer);
  53 };
  54
  55 }  // namespace
  56
  57 using AXProviderTest = ViewManagerTestBase;
  58
  59 TEST_F(AXProviderTest, HelloWorld) {
  60   // TODO(msw|sky): Fix flaky timeouts without oopifs; http://crbug.com/504917
  61   if (!EnableOOPIFs())
  62     return;
  63
  64   // Start a test server for net/data/test.html access.
  65   net::SpawnedTestServer server(
  66       net::SpawnedTestServer::TYPE_HTTP, net::SpawnedTestServer::kLocalhost,
  67       base::FilePath(FILE_PATH_LITERAL("net/data")));
  68   ASSERT_TRUE(server.Start());
  69
  70   // Connect to the URL through the mojo:html_viewer content handler.
  71   const uint16_t assigned_port = server.host_port_pair().port();
  72   mojo::URLRequestPtr request(mojo::URLRequest::New());
  73   request->url = mojo::String::From(
  74       base::StringPrintf("http://127.0.0.1:%u/files/test.html", assigned_port));
  75   ApplicationConnection* connection = application_impl()->ConnectToApplication(
  76       request.Pass());
  77
  78   // Embed the html_viewer in a View.
  79   ViewManagerClientPtr view_manager_client;
  80   connection->ConnectToService(&view_manager_client);
  81   View* embed_view = window_manager()->CreateView();
  82   embed_view->Embed(view_manager_client.Pass());
  83
  84   if (EnableOOPIFs()) {
  85     TestFrameTreeServer frame_tree_server;
  86     mandoline::FrameTreeServerPtr frame_tree_server_ptr;
  87     mojo::Binding<mandoline::FrameTreeServer> frame_tree_server_binding(
  88         &frame_tree_server);
  89     frame_tree_server_binding.Bind(GetProxy(&frame_tree_server_ptr).Pass());
  90
  91     mojo::Array<mandoline::FrameDataPtr> array(1u);
  92     array[0] = mandoline::FrameData::New().Pass();
  93     array[0]->frame_id = embed_view->id();
  94     array[0]->parent_id = 0u;
  95
  96     mandoline::FrameTreeClientPtr frame_tree_client;
  97     connection->ConnectToService(&frame_tree_client);
  98     frame_tree_client->OnConnect(frame_tree_server_ptr.Pass(), array.Pass());
  99   }
 100
 101   // Connect to the AxProvider of the HTML document and get the AxTree.
 102   AxProviderPtr ax_provider;
 103   connection->ConnectToService(&ax_provider);
 104   Array<AxNodePtr> ax_tree;
 105   ax_provider->GetTree([&ax_tree](Array<AxNodePtr> tree) {
 106                          ax_tree = tree.Pass();
 107                          EXPECT_TRUE(QuitRunLoop());
 108                        });
 109   ASSERT_TRUE(DoRunLoopWithTimeout());
 110
 111   EXPECT_TRUE(AxTreeContainsText(ax_tree, "Hello "));
 112   EXPECT_TRUE(AxTreeContainsText(ax_tree, "World!"));
 113   EXPECT_FALSE(AxTreeContainsText(ax_tree, "foo"));
 114 }
 115
 116 }  // namespace mojo