ppapi/tests/test_video_destination.cc

   1 // Copyright (c) 2013 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 // Tests PPB_VideoDestination_Private interface.
   6
   7 #include "ppapi/tests/test_video_destination.h"
   8
   9 #include <algorithm>
  10 #include <limits>
  11 #include <string>
  12
  13 #include "ppapi/c/private/ppb_testing_private.h"
  14 #include "ppapi/cpp/completion_callback.h"
  15 #include "ppapi/cpp/instance.h"
  16 #include "ppapi/cpp/private/video_destination_private.h"
  17 #include "ppapi/cpp/private/video_frame_private.h"
  18 #include "ppapi/cpp/var.h"
  19 #include "ppapi/tests/test_utils.h"
  20 #include "ppapi/tests/testing_instance.h"
  21
  22 REGISTER_TEST_CASE(VideoDestination);
  23
  24 namespace {
  25
  26 const PP_Resource kInvalidResource = 0;
  27 const PP_Instance kInvalidInstance = 0;
  28
  29 }
  30
  31 TestVideoDestination::TestVideoDestination(TestingInstance* instance)
  32     : TestCase(instance),
  33       ppb_video_destination_private_interface_(NULL),
  34       ppb_core_interface_(NULL),
  35       event_(instance_->pp_instance()) {
  36 }
  37
  38 bool TestVideoDestination::Init() {
  39   ppb_video_destination_private_interface_ =
  40       static_cast<const PPB_VideoDestination_Private*>(
  41           pp::Module::Get()->GetBrowserInterface(
  42               PPB_VIDEODESTINATION_PRIVATE_INTERFACE));
  43   if (!ppb_video_destination_private_interface_)
  44     instance_->AppendError(
  45         "PPB_VideoDestination_Private interface not available");
  46
  47   ppb_core_interface_ = static_cast<const PPB_Core*>(
  48       pp::Module::Get()->GetBrowserInterface(PPB_CORE_INTERFACE));
  49   if (!ppb_core_interface_)
  50     instance_->AppendError("PPB_Core interface not available");
  51
  52   return
  53       ppb_video_destination_private_interface_ &&
  54       ppb_core_interface_;
  55 }
  56
  57 TestVideoDestination::~TestVideoDestination() {
  58 }
  59
  60 void TestVideoDestination::RunTests(const std::string& filter) {
  61   RUN_TEST(Create, filter);
  62   RUN_TEST(PutFrame, filter);
  63 }
  64
  65 void TestVideoDestination::HandleMessage(const pp::Var& message_data) {
  66   if (message_data.AsString().find("blob:") == 0) {
  67     stream_url_ = message_data.AsString();
  68     event_.Signal();
  69   }
  70 }
  71
  72 std::string TestVideoDestination::TestCreate() {
  73   PP_Resource video_destination;
  74   // Creating a destination from an invalid instance returns an invalid
  75   // resource.
  76   video_destination =
  77       ppb_video_destination_private_interface_->Create(kInvalidInstance);
  78   ASSERT_EQ(kInvalidResource, video_destination);
  79   ASSERT_FALSE(
  80       ppb_video_destination_private_interface_->IsVideoDestination(
  81           video_destination));
  82
  83   // Creating a destination from a valid instance returns a valid resource.
  84   video_destination =
  85       ppb_video_destination_private_interface_->Create(
  86           instance_->pp_instance());
  87   ASSERT_NE(kInvalidResource, video_destination);
  88   ASSERT_TRUE(
  89       ppb_video_destination_private_interface_->IsVideoDestination(
  90           video_destination));
  91
  92   ppb_core_interface_->ReleaseResource(video_destination);
  93   // Once released, the resource shouldn't be a video destination.
  94   ASSERT_FALSE(
  95       ppb_video_destination_private_interface_->IsVideoDestination(
  96           video_destination));
  97
  98   PASS();
  99 }
 100
 101 std::string TestVideoDestination::TestPutFrame() {
 102   std::string js_code;
 103   js_code += "var test_stream = new webkitMediaStream([]);"
 104              "var url = webkitURL.createObjectURL(test_stream);"
 105              "var plugin = document.getElementById('plugin');"
 106              "plugin.postMessage(url);";
 107   instance_->EvalScript(js_code);
 108   event_.Wait();
 109
 110   pp::VideoDestination_Private video_destination(instance_);
 111   TestCompletionCallback cc1(instance_->pp_instance(), false);
 112   cc1.WaitForResult(video_destination.Open(stream_url_, cc1.GetCallback()));
 113   ASSERT_EQ(PP_OK, cc1.result());
 114
 115   pp::ImageData image_data(instance_,
 116                            PP_IMAGEDATAFORMAT_BGRA_PREMUL,
 117                            pp::Size(640, 480),
 118                            false /* init_to_zero */);
 119   pp::VideoFrame_Private video_frame(image_data,
 120                                      0.0 /* timestamp */);
 121   ASSERT_EQ(PP_OK, video_destination.PutFrame(video_frame));
 122
 123   video_destination.Close();
 124
 125   PASS();
 126 }
 127