| Lajos Molnar | c416bec | 2014-10-01 21:30:20 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2014 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 | //#define LOG_NDEBUG 0 |
| 18 | #define LOG_TAG "Utils_test" |
| 19 | |
| 20 | #include <gtest/gtest.h> |
| 21 | #include <utils/String8.h> |
| 22 | #include <utils/Errors.h> |
| 23 | #include <fcntl.h> |
| 24 | #include <unistd.h> |
| 25 | |
| 26 | #include <media/stagefright/foundation/ADebug.h> |
| 27 | #include <media/stagefright/foundation/AUtils.h> |
| 28 | #include <media/stagefright/Utils.h> |
| 29 | |
| 30 | namespace android { |
| 31 | |
| 32 | class UtilsTest : public ::testing::Test { |
| 33 | }; |
| 34 | |
| 35 | TEST_F(UtilsTest, TestFourCC) { |
| 36 | ASSERT_EQ(FOURCC('s', 't', 'm' , 'u'), 'stmu'); |
| 37 | } |
| 38 | |
| 39 | TEST_F(UtilsTest, TestMathTemplates) { |
| 40 | ASSERT_EQ(divRound(-10, -4), 3); |
| 41 | ASSERT_EQ(divRound(-11, -4), 3); |
| 42 | ASSERT_EQ(divRound(-12, -4), 3); |
| 43 | ASSERT_EQ(divRound(-13, -4), 3); |
| 44 | ASSERT_EQ(divRound(-14, -4), 4); |
| 45 | |
| 46 | ASSERT_EQ(divRound(10, -4), -3); |
| 47 | ASSERT_EQ(divRound(11, -4), -3); |
| 48 | ASSERT_EQ(divRound(12, -4), -3); |
| 49 | ASSERT_EQ(divRound(13, -4), -3); |
| 50 | ASSERT_EQ(divRound(14, -4), -4); |
| 51 | |
| 52 | ASSERT_EQ(divRound(-10, 4), -3); |
| 53 | ASSERT_EQ(divRound(-11, 4), -3); |
| 54 | ASSERT_EQ(divRound(-12, 4), -3); |
| 55 | ASSERT_EQ(divRound(-13, 4), -3); |
| 56 | ASSERT_EQ(divRound(-14, 4), -4); |
| 57 | |
| 58 | ASSERT_EQ(divRound(10, 4), 3); |
| 59 | ASSERT_EQ(divRound(11, 4), 3); |
| 60 | ASSERT_EQ(divRound(12, 4), 3); |
| 61 | ASSERT_EQ(divRound(13, 4), 3); |
| 62 | ASSERT_EQ(divRound(14, 4), 4); |
| 63 | |
| 64 | ASSERT_EQ(divUp(-11, -4), 3); |
| 65 | ASSERT_EQ(divUp(-12, -4), 3); |
| 66 | ASSERT_EQ(divUp(-13, -4), 4); |
| 67 | |
| 68 | ASSERT_EQ(divUp(11, -4), -2); |
| 69 | ASSERT_EQ(divUp(12, -4), -3); |
| 70 | ASSERT_EQ(divUp(13, -4), -3); |
| 71 | |
| 72 | ASSERT_EQ(divUp(-11, 4), -2); |
| 73 | ASSERT_EQ(divUp(-12, 4), -3); |
| 74 | ASSERT_EQ(divUp(-13, 4), -3); |
| 75 | |
| 76 | ASSERT_EQ(divUp(11, 4), 3); |
| 77 | ASSERT_EQ(divUp(12, 4), 3); |
| 78 | ASSERT_EQ(divUp(13, 4), 4); |
| 79 | |
| 80 | ASSERT_EQ(abs(5L), 5L); |
| 81 | ASSERT_EQ(abs(-25), 25); |
| 82 | |
| 83 | ASSERT_EQ(min(5.6f, 6.0f), 5.6f); |
| 84 | ASSERT_EQ(min(6.0f, 5.6f), 5.6f); |
| 85 | ASSERT_EQ(min(-4.3, 8.6), -4.3); |
| 86 | ASSERT_EQ(min(8.6, -4.3), -4.3); |
| 87 | |
| 88 | ASSERT_EQ(max(5.6f, 6.0f), 6.0f); |
| 89 | ASSERT_EQ(max(6.0f, 5.6f), 6.0f); |
| 90 | ASSERT_EQ(max(-4.3, 8.6), 8.6); |
| 91 | ASSERT_EQ(max(8.6, -4.3), 8.6); |
| 92 | |
| 93 | ASSERT_EQ(periodicError(124, 100), 24); |
| 94 | ASSERT_EQ(periodicError(288, 100), 12); |
| 95 | ASSERT_EQ(periodicError(-345, 100), 45); |
| 96 | ASSERT_EQ(periodicError(-493, 100), 7); |
| 97 | ASSERT_EQ(periodicError(-550, 100), 50); |
| 98 | ASSERT_EQ(periodicError(-600, 100), 0); |
| 99 | } |
| 100 | |
| 101 | } // namespace android |