8eef7aa7cf
DesktopRect::UnionWith() function has been added by change https://codereview.webrtc.org/2845213002. This change adds test cases to cover the newly added logic. More specifically, union between an empty rectangle and a non-empty one or two empty rectangles. BUG=webrtc:7541 Review-Url: https://codereview.webrtc.org/2891593003 Cr-Commit-Position: refs/heads/master@{#18201}
70 lines
2.2 KiB
C++
70 lines
2.2 KiB
C++
/*
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* Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "webrtc/modules/desktop_capture/desktop_geometry.h"
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#include "webrtc/test/gtest.h"
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namespace webrtc {
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TEST(DesktopRectTest, UnionBetweenTwoNonEmptyRects) {
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DesktopRect rect = DesktopRect::MakeLTRB(1, 1, 2, 2);
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rect.UnionWith(DesktopRect::MakeLTRB(-2, -2, -1, -1));
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ASSERT_TRUE(rect.equals(DesktopRect::MakeLTRB(-2, -2, 2, 2)));
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}
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TEST(DesktopRectTest, UnionWithEmptyRect) {
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DesktopRect rect = DesktopRect::MakeWH(1, 1);
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rect.UnionWith(DesktopRect());
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ASSERT_TRUE(rect.equals(DesktopRect::MakeWH(1, 1)));
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rect = DesktopRect::MakeXYWH(1, 1, 2, 2);
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rect.UnionWith(DesktopRect());
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ASSERT_TRUE(rect.equals(DesktopRect::MakeXYWH(1, 1, 2, 2)));
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rect = DesktopRect::MakeXYWH(1, 1, 2, 2);
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rect.UnionWith(DesktopRect::MakeXYWH(3, 3, 0, 0));
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ASSERT_TRUE(rect.equals(DesktopRect::MakeXYWH(1, 1, 2, 2)));
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}
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TEST(DesktopRectTest, EmptyRectUnionWithNonEmptyOne) {
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DesktopRect rect;
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rect.UnionWith(DesktopRect::MakeWH(1, 1));
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ASSERT_TRUE(rect.equals(DesktopRect::MakeWH(1, 1)));
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rect = DesktopRect();
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rect.UnionWith(DesktopRect::MakeXYWH(1, 1, 2, 2));
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ASSERT_TRUE(rect.equals(DesktopRect::MakeXYWH(1, 1, 2, 2)));
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rect = DesktopRect::MakeXYWH(3, 3, 0, 0);
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rect.UnionWith(DesktopRect::MakeXYWH(1, 1, 2, 2));
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ASSERT_TRUE(rect.equals(DesktopRect::MakeXYWH(1, 1, 2, 2)));
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}
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TEST(DesktopRectTest, EmptyRectUnionWithEmptyOne) {
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DesktopRect rect;
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rect.UnionWith(DesktopRect());
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ASSERT_TRUE(rect.is_empty());
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rect = DesktopRect::MakeXYWH(1, 1, 0, 0);
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rect.UnionWith(DesktopRect());
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ASSERT_TRUE(rect.is_empty());
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rect = DesktopRect();
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rect.UnionWith(DesktopRect::MakeXYWH(1, 1, 0, 0));
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ASSERT_TRUE(rect.is_empty());
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rect = DesktopRect::MakeXYWH(1, 1, 0, 0);
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rect.UnionWith(DesktopRect::MakeXYWH(-1, -1, 0, 0));
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ASSERT_TRUE(rect.is_empty());
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}
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} // namespace webrtc
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