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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "platform/graphics/CompositorElementId.h" | 5 #include "platform/graphics/CompositorElementId.h" |
6 | 6 |
7 #include "testing/gtest/include/gtest/gtest.h" | 7 #include "testing/gtest/include/gtest/gtest.h" |
8 | 8 |
9 namespace blink { | 9 namespace blink { |
10 | 10 |
11 class CompositorElementIdTest : public ::testing::Test {}; | 11 class CompositorElementIdTest : public ::testing::Test {}; |
12 | 12 |
13 uint64_t IdFromCompositorElementId(CompositorElementId element_id) { | 13 uint64_t IdFromCompositorElementId(CompositorElementId element_id) { |
14 return element_id.id_ >> kCompositorNamespaceBitCount; | 14 return element_id.id_ >> kCompositorNamespaceBitCount; |
15 } | 15 } |
16 | 16 |
17 TEST_F(CompositorElementIdTest, EncodeDecode) { | 17 TEST_F(CompositorElementIdTest, EncodeDecode) { |
18 CompositorElementId element_id = CompositorElementIdFromDOMNodeId( | 18 CompositorElementId element_id = CompositorElementIdFromPaintLayerId( |
19 1, CompositorElementIdNamespace::kPrimary); | 19 1, CompositorElementIdNamespace::kPrimary); |
20 EXPECT_EQ(1u, IdFromCompositorElementId(element_id)); | 20 EXPECT_EQ(1u, IdFromCompositorElementId(element_id)); |
21 EXPECT_EQ(CompositorElementIdNamespace::kPrimary, | 21 EXPECT_EQ(CompositorElementIdNamespace::kPrimary, |
22 NamespaceFromCompositorElementId(element_id)); | 22 NamespaceFromCompositorElementId(element_id)); |
23 | 23 |
24 element_id = CompositorElementIdFromDOMNodeId( | 24 element_id = CompositorElementIdFromDOMNodeId( |
25 1, CompositorElementIdNamespace::kLinkHighlight); | 25 1, CompositorElementIdNamespace::kLinkHighlight); |
26 EXPECT_EQ(1u, IdFromCompositorElementId(element_id)); | 26 EXPECT_EQ(1u, IdFromCompositorElementId(element_id)); |
27 EXPECT_EQ(CompositorElementIdNamespace::kLinkHighlight, | 27 EXPECT_EQ(CompositorElementIdNamespace::kLinkHighlight, |
28 NamespaceFromCompositorElementId(element_id)); | 28 NamespaceFromCompositorElementId(element_id)); |
29 | 29 |
30 element_id = CompositorElementIdFromDOMNodeId( | 30 element_id = CompositorElementIdFromScrollbarId( |
31 23, CompositorElementIdNamespace::kScroll); | 31 23, CompositorElementIdNamespace::kScrollbar); |
32 EXPECT_EQ(23u, IdFromCompositorElementId(element_id)); | 32 EXPECT_EQ(23u, IdFromCompositorElementId(element_id)); |
33 EXPECT_EQ(CompositorElementIdNamespace::kScroll, | 33 EXPECT_EQ(CompositorElementIdNamespace::kScrollbar, |
34 NamespaceFromCompositorElementId(element_id)); | 34 NamespaceFromCompositorElementId(element_id)); |
35 } | 35 } |
36 | 36 |
37 } // namespace blink | 37 } // namespace blink |
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