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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "ui/gfx/animation/steps.h" |
| 6 |
| 7 #include "base/memory/scoped_ptr.h" |
| 8 #include "testing/gtest/include/gtest/gtest.h" |
| 9 |
| 10 namespace gfx { |
| 11 namespace { |
| 12 |
| 13 TEST(StepsTest, Basic) { |
| 14 Steps function(36, false); |
| 15 |
| 16 EXPECT_DOUBLE_EQ(function.Solve(-1.0), 0.0); |
| 17 EXPECT_DOUBLE_EQ(function.Solve(0), 0.0); |
| 18 EXPECT_DOUBLE_EQ(function.Solve(0.05), 1.0 / 36.0); |
| 19 EXPECT_DOUBLE_EQ(function.Solve(0.1), 3.0 / 36.0); |
| 20 EXPECT_DOUBLE_EQ(function.Solve(0.15), 5.0 / 36.0); |
| 21 EXPECT_DOUBLE_EQ(function.Solve(0.2), 7.0 / 36.0); |
| 22 EXPECT_DOUBLE_EQ(function.Solve(0.25), 9.0 / 36.0); |
| 23 EXPECT_DOUBLE_EQ(function.Solve(0.3), 10.0 / 36.0); |
| 24 EXPECT_DOUBLE_EQ(function.Solve(0.35), 12.0 / 36.0); |
| 25 EXPECT_DOUBLE_EQ(function.Solve(0.4), 14.0 / 36.0); |
| 26 EXPECT_DOUBLE_EQ(function.Solve(0.45), 16.0 / 36.0); |
| 27 EXPECT_DOUBLE_EQ(function.Solve(0.5), 18.0 / 36.0); |
| 28 EXPECT_DOUBLE_EQ(function.Solve(0.55), 19.0 / 36.0); |
| 29 EXPECT_DOUBLE_EQ(function.Solve(0.6), 21.0 / 36.0); |
| 30 EXPECT_DOUBLE_EQ(function.Solve(0.65), 23.0 / 36.0); |
| 31 EXPECT_DOUBLE_EQ(function.Solve(0.7), 25.0 / 36.0); |
| 32 EXPECT_DOUBLE_EQ(function.Solve(0.75), 27.0 / 36.0); |
| 33 EXPECT_DOUBLE_EQ(function.Solve(0.8), 28.0 / 36.0); |
| 34 EXPECT_DOUBLE_EQ(function.Solve(0.85), 30.0 / 36.0); |
| 35 EXPECT_DOUBLE_EQ(function.Solve(0.9), 32.0 / 36.0); |
| 36 EXPECT_DOUBLE_EQ(function.Solve(0.95), 34.0 / 36.0); |
| 37 EXPECT_DOUBLE_EQ(function.Solve(1.0), 1); |
| 38 EXPECT_DOUBLE_EQ(function.Solve(2.0), 1); |
| 39 } |
| 40 |
| 41 TEST(StepsTest, StepsTimingFunctionStepsAtStart) { |
| 42 Steps function(36, true); |
| 43 |
| 44 EXPECT_DOUBLE_EQ(function.Solve(-1.0), 1.0 / 36.0); |
| 45 EXPECT_DOUBLE_EQ(function.Solve(0), 1.0 / 36.0); |
| 46 EXPECT_DOUBLE_EQ(function.Solve(0.05), 2.0 / 36.0); |
| 47 EXPECT_DOUBLE_EQ(function.Solve(0.1), 4.0 / 36.0); |
| 48 EXPECT_DOUBLE_EQ(function.Solve(0.15), 6.0 / 36.0); |
| 49 EXPECT_DOUBLE_EQ(function.Solve(0.2), 8.0 / 36.0); |
| 50 EXPECT_DOUBLE_EQ(function.Solve(0.25), 10.0 / 36.0); |
| 51 EXPECT_DOUBLE_EQ(function.Solve(0.3), 11.0 / 36.0); |
| 52 EXPECT_DOUBLE_EQ(function.Solve(0.35), 13.0 / 36.0); |
| 53 EXPECT_DOUBLE_EQ(function.Solve(0.4), 15.0 / 36.0); |
| 54 EXPECT_DOUBLE_EQ(function.Solve(0.45), 17.0 / 36.0); |
| 55 EXPECT_DOUBLE_EQ(function.Solve(0.5), 19.0 / 36.0); |
| 56 EXPECT_DOUBLE_EQ(function.Solve(0.6), 22.0 / 36.0); |
| 57 EXPECT_DOUBLE_EQ(function.Solve(0.65), 24.0 / 36.0); |
| 58 EXPECT_DOUBLE_EQ(function.Solve(0.7), 26.0 / 36.0); |
| 59 EXPECT_DOUBLE_EQ(function.Solve(0.75), 28.0 / 36.0); |
| 60 EXPECT_DOUBLE_EQ(function.Solve(0.8), 29.0 / 36.0); |
| 61 EXPECT_DOUBLE_EQ(function.Solve(0.85), 31.0 / 36.0); |
| 62 EXPECT_DOUBLE_EQ(function.Solve(0.9), 33.0 / 36.0); |
| 63 EXPECT_DOUBLE_EQ(function.Solve(0.95), 35.0 / 36.0); |
| 64 EXPECT_DOUBLE_EQ(function.Solve(1), 1); |
| 65 EXPECT_DOUBLE_EQ(function.Solve(2.0), 1); |
| 66 } |
| 67 |
| 68 TEST(StepsTest, StepsTimingFunctionRange) { |
| 69 double min, max; |
| 70 |
| 71 Steps function1(36, false); |
| 72 |
| 73 function1.Range(&min, &max); |
| 74 EXPECT_DOUBLE_EQ(0.0, min); |
| 75 EXPECT_DOUBLE_EQ(1.0, max); |
| 76 |
| 77 Steps function2(36, true); |
| 78 function2.Range(&min, &max); |
| 79 EXPECT_DOUBLE_EQ(min, 1.0 / 36.0); |
| 80 EXPECT_DOUBLE_EQ(1.0, max); |
| 81 } |
| 82 |
| 83 } // namespace |
| 84 } // namespace gfx |
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