1 /*
2 * Copyright 2019 Google LLC
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 * https://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 #ifndef ANDROID_FXLAB_DELAYLINETEST_H
18 #define ANDROID_FXLAB_DELAYLINETEST_H
19
20 #include "../effects/utils/DelayLine.h"
21 #include <gtest/gtest.h>
22
23 namespace {
TEST(DelayLineTest,CreateAndAdd)24 TEST(DelayLineTest, CreateAndAdd) {
25 DelayLine<float> d1{10};
26 d1.push(1.0);
27 EXPECT_EQ(d1[1], 1.0);
28 }
TEST(DelayLineTest,UnfilledAddSequence)29 TEST(DelayLineTest, UnfilledAddSequence) {
30 DelayLine<float> d1{10};
31 d1.push(1.0);
32 d1.push(2.0);
33 d1.push(3.0);
34 EXPECT_EQ(d1[1], 3.0);
35 EXPECT_EQ(d1[2], 2.0);
36 EXPECT_EQ(d1[3], 1.0);
37 }
TEST(DelayLineTest,FilledAddSequence)38 TEST(DelayLineTest, FilledAddSequence) {
39 DelayLine<float> d1{4};
40 d1.push(1.0);
41 d1.push(2.0);
42 d1.push(3.0);
43 d1.push(4.0);
44 EXPECT_EQ(d1[1], 4.0);
45 EXPECT_EQ(d1[2], 3.0);
46 EXPECT_EQ(d1[3], 2.0);
47 EXPECT_EQ(d1[4], 1.0);
48 d1.push(5.0);
49 EXPECT_EQ(d1[1], 5.0);
50 EXPECT_EQ(d1[2], 4.0);
51 EXPECT_EQ(d1[3], 3.0);
52 EXPECT_EQ(d1[4], 2.0);
53 d1.push(6.0);
54 EXPECT_EQ(d1[1], 6.0);
55 EXPECT_EQ(d1[2], 5.0);
56 EXPECT_EQ(d1[3], 4.0);
57 EXPECT_EQ(d1[4], 3.0);
58 }
59
60 } // namespace
61 #endif //ANDROID_FXLAB_DELAYLINETEST_H
62