Gitiles
Code Review Sign In
gerrit-public.fairphone.software / fp2-dev / platform / frameworks / av / bfed843041b6aaec13ee19996748a7a1476db9c8 / . / media / libstagefright / tests / Utils_test.cpp
blob: 1c13f1950314343b7208b4bd47ef143370976170 [file] [log] [blame]
Lajos Molnarc416bec2014-10-01 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
30namespace android {
31
32class UtilsTest : public ::testing::Test {
33};
34
35TEST_F(UtilsTest, TestFourCC) {
36 ASSERT_EQ(FOURCC('s', 't', 'm' , 'u'), 'stmu');
37}
38
39TEST_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
Lajos Molnarbfed8432015-04-01 19:32:25 -0700[diff] [blame^]93 ASSERT_FALSE(isInRange(-43, 86u, -44));
94 ASSERT_TRUE(isInRange(-43, 87u, -43));
95 ASSERT_TRUE(isInRange(-43, 88u, -1));
96 ASSERT_TRUE(isInRange(-43, 89u, 0));
97 ASSERT_TRUE(isInRange(-43, 90u, 46));
98 ASSERT_FALSE(isInRange(-43, 91u, 48));
99 ASSERT_FALSE(isInRange(-43, 92u, 50));
100
101 ASSERT_FALSE(isInRange(43, 86u, 42));
102 ASSERT_TRUE(isInRange(43, 87u, 43));
103 ASSERT_TRUE(isInRange(43, 88u, 44));
104 ASSERT_TRUE(isInRange(43, 89u, 131));
105 ASSERT_FALSE(isInRange(43, 90u, 133));
106 ASSERT_FALSE(isInRange(43, 91u, 135));
107
108 ASSERT_FALSE(isInRange(43u, 86u, 42u));
109 ASSERT_TRUE(isInRange(43u, 85u, 43u));
110 ASSERT_TRUE(isInRange(43u, 84u, 44u));
111 ASSERT_TRUE(isInRange(43u, 83u, 125u));
112 ASSERT_FALSE(isInRange(43u, 82u, 125u));
113 ASSERT_FALSE(isInRange(43u, 81u, 125u));
114
115 ASSERT_FALSE(isInRange(-43, ~0u, 43));
116 ASSERT_FALSE(isInRange(-43, ~0u, 44));
117 ASSERT_FALSE(isInRange(-43, ~0u, ~0));
118 ASSERT_FALSE(isInRange(-43, ~0u, 41));
119 ASSERT_FALSE(isInRange(-43, ~0u, 40));
120
121 ASSERT_FALSE(isInRange(43u, ~0u, 43u));
122 ASSERT_FALSE(isInRange(43u, ~0u, 41u));
123 ASSERT_FALSE(isInRange(43u, ~0u, 40u));
124 ASSERT_FALSE(isInRange(43u, ~0u, ~0u));
125
126 ASSERT_FALSE(isInRange(-43, 86u, -44, 0u));
127 ASSERT_FALSE(isInRange(-43, 86u, -44, 1u));
128 ASSERT_FALSE(isInRange(-43, 86u, -44, 2u));
129 ASSERT_FALSE(isInRange(-43, 86u, -44, ~0u));
130 ASSERT_TRUE(isInRange(-43, 87u, -43, 0u));
131 ASSERT_TRUE(isInRange(-43, 87u, -43, 1u));
132 ASSERT_TRUE(isInRange(-43, 87u, -43, 86u));
133 ASSERT_TRUE(isInRange(-43, 87u, -43, 87u));
134 ASSERT_FALSE(isInRange(-43, 87u, -43, 88u));
135 ASSERT_FALSE(isInRange(-43, 87u, -43, ~0u));
136 ASSERT_TRUE(isInRange(-43, 88u, -1, 0u));
137 ASSERT_TRUE(isInRange(-43, 88u, -1, 45u));
138 ASSERT_TRUE(isInRange(-43, 88u, -1, 46u));
139 ASSERT_FALSE(isInRange(-43, 88u, -1, 47u));
140 ASSERT_FALSE(isInRange(-43, 88u, -1, ~3u));
141 ASSERT_TRUE(isInRange(-43, 90u, 46, 0u));
142 ASSERT_TRUE(isInRange(-43, 90u, 46, 1u));
143 ASSERT_FALSE(isInRange(-43, 90u, 46, 2u));
144 ASSERT_FALSE(isInRange(-43, 91u, 48, 0u));
145 ASSERT_FALSE(isInRange(-43, 91u, 48, 2u));
146 ASSERT_FALSE(isInRange(-43, 91u, 48, ~6u));
147 ASSERT_FALSE(isInRange(-43, 92u, 50, 0u));
148 ASSERT_FALSE(isInRange(-43, 92u, 50, 1u));
149
150 ASSERT_FALSE(isInRange(43u, 86u, 42u, 0u));
151 ASSERT_FALSE(isInRange(43u, 86u, 42u, 1u));
152 ASSERT_FALSE(isInRange(43u, 86u, 42u, 2u));
153 ASSERT_FALSE(isInRange(43u, 86u, 42u, ~0u));
154 ASSERT_TRUE(isInRange(43u, 87u, 43u, 0u));
155 ASSERT_TRUE(isInRange(43u, 87u, 43u, 1u));
156 ASSERT_TRUE(isInRange(43u, 87u, 43u, 86u));
157 ASSERT_TRUE(isInRange(43u, 87u, 43u, 87u));
158 ASSERT_FALSE(isInRange(43u, 87u, 43u, 88u));
159 ASSERT_FALSE(isInRange(43u, 87u, 43u, ~0u));
160 ASSERT_TRUE(isInRange(43u, 88u, 60u, 0u));
161 ASSERT_TRUE(isInRange(43u, 88u, 60u, 70u));
162 ASSERT_TRUE(isInRange(43u, 88u, 60u, 71u));
163 ASSERT_FALSE(isInRange(43u, 88u, 60u, 72u));
164 ASSERT_FALSE(isInRange(43u, 88u, 60u, ~3u));
165 ASSERT_TRUE(isInRange(43u, 90u, 132u, 0u));
166 ASSERT_TRUE(isInRange(43u, 90u, 132u, 1u));
167 ASSERT_FALSE(isInRange(43u, 90u, 132u, 2u));
168 ASSERT_FALSE(isInRange(43u, 91u, 134u, 0u));
169 ASSERT_FALSE(isInRange(43u, 91u, 134u, 2u));
170 ASSERT_FALSE(isInRange(43u, 91u, 134u, ~6u));
171 ASSERT_FALSE(isInRange(43u, 92u, 136u, 0u));
172 ASSERT_FALSE(isInRange(43u, 92u, 136u, 1u));
173
Lajos Molnarc416bec2014-10-01 21:30:20 -0700[diff] [blame]174 ASSERT_EQ(periodicError(124, 100), 24);
175 ASSERT_EQ(periodicError(288, 100), 12);
176 ASSERT_EQ(periodicError(-345, 100), 45);
177 ASSERT_EQ(periodicError(-493, 100), 7);
178 ASSERT_EQ(periodicError(-550, 100), 50);
179 ASSERT_EQ(periodicError(-600, 100), 0);
180}
181
182} // namespace android