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| 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 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 | 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 "testing/gtest/include/gtest/gtest.h" | 5 #include "testing/gtest/include/gtest/gtest.h" |
| 6 #include "ui/gfx/geometry/rect.h" | 6 #include "ui/gfx/geometry/rect.h" |
| 7 #include "ui/gfx/skia_util.h" | 7 #include "ui/gfx/skia_util.h" |
| 8 | 8 |
| 9 namespace gfx { | 9 namespace gfx { |
| 10 | 10 |
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| 26 // This clamping only makes sense if SkIRect and gfx::Rect have the same size. | 26 // This clamping only makes sense if SkIRect and gfx::Rect have the same size. |
| 27 // Otherwise, either other overflows can occur that we don't handle, or no | 27 // Otherwise, either other overflows can occur that we don't handle, or no |
| 28 // overflows can ocur. | 28 // overflows can ocur. |
| 29 if (sizeof(int) != sizeof(int32_t)) | 29 if (sizeof(int) != sizeof(int32_t)) |
| 30 return; | 30 return; |
| 31 using Limits = std::numeric_limits<int>; | 31 using Limits = std::numeric_limits<int>; |
| 32 | 32 |
| 33 // right-left and bottom-top would overflow. | 33 // right-left and bottom-top would overflow. |
| 34 // These should be mapped to max width/height, which is as close as gfx::Rect | 34 // These should be mapped to max width/height, which is as close as gfx::Rect |
| 35 // can represent. | 35 // can represent. |
| 36 EXPECT_EQ( | 36 Rect result = SkIRectToRect(SkIRect::MakeLTRB(Limits::min(), Limits::min(), |
| 37 gfx::Rect(Limits::min(), Limits::min(), Limits::max(), Limits::max()), | 37 Limits::max(), Limits::max())); |
| 38 SkIRectToRect(SkIRect::MakeLTRB(Limits::min(), Limits::min(), | 38 EXPECT_EQ(gfx::Size(Limits::max(), Limits::max()), result.size()); |
| 39 Limits::max(), Limits::max()))); | |
| 40 | 39 |
| 41 // right-left and bottom-top would underflow. | 40 // right-left and bottom-top would underflow. |
| 42 // These should be mapped to zero, like all negative values. | 41 // These should be mapped to zero, like all negative values. |
| 43 EXPECT_EQ(gfx::Rect(Limits::max(), Limits::max(), 0, 0), | 42 result = SkIRectToRect(SkIRect::MakeLTRB(Limits::max(), Limits::max(), |
| 44 SkIRectToRect(SkIRect::MakeLTRB(Limits::max(), Limits::max(), | 43 Limits::min(), Limits::min())); |
| 45 Limits::min(), Limits::min()))); | 44 EXPECT_EQ(gfx::Rect(Limits::max(), Limits::max(), 0, 0), result); |
| 46 } | 45 } |
| 47 | 46 |
| 48 } // namespace gfx | 47 } // namespace gfx |
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