Chris Craik | 261725f | 2016-02-29 12:52:33 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #include <gtest/gtest.h> |
| 18 | |
| 19 | #include "Matrix.h" |
| 20 | #include "Rect.h" |
| 21 | |
| 22 | using namespace android::uirenderer; |
| 23 | |
| 24 | TEST(Matrix, mapRect) { |
| 25 | // Skew, so we don't hit identity/translate/simple fast paths |
| 26 | Matrix4 matrix; |
| 27 | matrix.skew(0.1f, 0.1f); |
| 28 | |
| 29 | // non-zero empty rect, so sorting x/y would make rect non-empty |
| 30 | Rect empty(100, 100, -100, -100); |
| 31 | ASSERT_TRUE(empty.isEmpty()); |
| 32 | matrix.mapRect(empty); |
| 33 | EXPECT_TRUE(empty.isEmpty()) |
| 34 | << "Empty rect should always remain empty, regardless of mapping."; |
| 35 | } |