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comparison: gfx/tests/gtest/TestTiledLayerBuffer.cpp
gfx/tests/gtest/TestTiledLayerBuffer.cpp
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| 1 /* vim:set ts=2 sw=2 sts=2 et: */ | |
| 2 /* Any copyright is dedicated to the Public Domain. | |
| 3 * http://creativecommons.org/publicdomain/zero/1.0/ | |
| 4 */ | |
| 5 | |
| 6 #include "TiledLayerBuffer.h" | |
| 7 | |
| 8 #include "gtest/gtest.h" | |
| 9 | |
| 10 namespace mozilla { | |
| 11 namespace layers { | |
| 12 | |
| 13 struct TestTiledLayerTile { | |
| 14 int value; | |
| 15 TestTiledLayerTile(int v = 0) { | |
| 16 value = v; | |
| 17 } | |
| 18 bool operator== (const TestTiledLayerTile& o) const { | |
| 19 return value == o.value; | |
| 20 } | |
| 21 bool operator!= (const TestTiledLayerTile& o) const { | |
| 22 return value != o.value; | |
| 23 } | |
| 24 }; | |
| 25 | |
| 26 class TestTiledLayerBuffer : public TiledLayerBuffer<TestTiledLayerBuffer, TestTiledLayerTile> | |
| 27 { | |
| 28 friend class TiledLayerBuffer<TestTiledLayerBuffer, TestTiledLayerTile>; | |
| 29 | |
| 30 public: | |
| 31 TestTiledLayerTile GetPlaceholderTile() const { | |
| 32 return TestTiledLayerTile(-1); | |
| 33 } | |
| 34 | |
| 35 TestTiledLayerTile ValidateTile(TestTiledLayerTile aTile, const nsIntPoint& aTileOrigin, const nsIntRegion& aDirtyRect) { | |
| 36 return TestTiledLayerTile(); | |
| 37 } | |
| 38 | |
| 39 void ReleaseTile(TestTiledLayerTile aTile) | |
| 40 { | |
| 41 | |
| 42 } | |
| 43 | |
| 44 void SwapTiles(TestTiledLayerTile& aTileA, TestTiledLayerTile& aTileB) | |
| 45 { | |
| 46 TestTiledLayerTile oldTileA = aTileA; | |
| 47 aTileA = aTileB; | |
| 48 aTileB = oldTileA; | |
| 49 } | |
| 50 | |
| 51 void TestUpdate(const nsIntRegion& aNewValidRegion, const nsIntRegion& aPaintRegion) | |
| 52 { | |
| 53 Update(aNewValidRegion, aPaintRegion); | |
| 54 } | |
| 55 }; | |
| 56 | |
| 57 TEST(TiledLayerBuffer, TileConstructor) { | |
| 58 TestTiledLayerBuffer buffer; | |
| 59 } | |
| 60 | |
| 61 TEST(TiledLayerBuffer, TileStart) { | |
| 62 TestTiledLayerBuffer buffer; | |
| 63 | |
| 64 ASSERT_EQ(buffer.RoundDownToTileEdge(10, 256), 0); | |
| 65 ASSERT_EQ(buffer.RoundDownToTileEdge(-10, 256), -256); | |
| 66 } | |
| 67 | |
| 68 TEST(TiledLayerBuffer, EmptyUpdate) { | |
| 69 TestTiledLayerBuffer buffer; | |
| 70 | |
| 71 nsIntRegion validRegion(nsIntRect(0, 0, 10, 10)); | |
| 72 buffer.TestUpdate(validRegion, validRegion); | |
| 73 | |
| 74 ASSERT_EQ(buffer.GetValidRegion(), validRegion); | |
| 75 } | |
| 76 | |
| 77 } | |
| 78 } |
