1/* 2 * Copyright (c) 2013 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11#include "webrtc/modules/desktop_capture/window_capturer.h" 12 13#include "testing/gtest/include/gtest/gtest.h" 14#include "webrtc/modules/desktop_capture/desktop_capture_options.h" 15#include "webrtc/modules/desktop_capture/desktop_frame.h" 16#include "webrtc/modules/desktop_capture/desktop_region.h" 17#include "webrtc/system_wrappers/interface/logging.h" 18#include "webrtc/system_wrappers/interface/scoped_ptr.h" 19 20namespace webrtc { 21 22class WindowCapturerTest : public testing::Test, 23 public DesktopCapturer::Callback { 24 public: 25 void SetUp() OVERRIDE { 26 capturer_.reset( 27 WindowCapturer::Create(DesktopCaptureOptions::CreateDefault())); 28 } 29 30 void TearDown() OVERRIDE { 31 } 32 33 // DesktopCapturer::Callback interface 34 virtual SharedMemory* CreateSharedMemory(size_t size) OVERRIDE { 35 return NULL; 36 } 37 38 virtual void OnCaptureCompleted(DesktopFrame* frame) OVERRIDE { 39 frame_.reset(frame); 40 } 41 42 protected: 43 scoped_ptr<WindowCapturer> capturer_; 44 scoped_ptr<DesktopFrame> frame_; 45}; 46 47// Verify that we can enumerate windows. 48TEST_F(WindowCapturerTest, Enumerate) { 49 WindowCapturer::WindowList windows; 50 EXPECT_TRUE(capturer_->GetWindowList(&windows)); 51 52 // Verify that window titles are set. 53 for (WindowCapturer::WindowList::iterator it = windows.begin(); 54 it != windows.end(); ++it) { 55 EXPECT_FALSE(it->title.empty()); 56 } 57} 58 59// Verify we can capture a window. 60// 61// TODO(sergeyu): Currently this test just looks at the windows that already 62// exist. Ideally it should create a test window and capture from it, but there 63// is no easy cross-platform way to create new windows (potentially we could 64// have a python script showing Tk dialog, but launching code will differ 65// between platforms). 66TEST_F(WindowCapturerTest, Capture) { 67 WindowCapturer::WindowList windows; 68 capturer_->Start(this); 69 EXPECT_TRUE(capturer_->GetWindowList(&windows)); 70 71 // Verify that we can select and capture each window. 72 for (WindowCapturer::WindowList::iterator it = windows.begin(); 73 it != windows.end(); ++it) { 74 frame_.reset(); 75 if (capturer_->SelectWindow(it->id)) { 76 capturer_->Capture(DesktopRegion()); 77 } 78 79 // If we failed to capture a window make sure it no longer exists. 80 if (!frame_.get()) { 81 WindowCapturer::WindowList new_list; 82 EXPECT_TRUE(capturer_->GetWindowList(&new_list)); 83 for (WindowCapturer::WindowList::iterator new_list_it = windows.begin(); 84 new_list_it != windows.end(); ++new_list_it) { 85 EXPECT_FALSE(it->id == new_list_it->id); 86 } 87 continue; 88 } 89 90 EXPECT_GT(frame_->size().width(), 0); 91 EXPECT_GT(frame_->size().height(), 0); 92 } 93} 94 95} // namespace webrtc 96