alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2021 Arm Limited. All rights reserved. |
| 3 | * SPDX-License-Identifier: Apache-2.0 |
| 4 | * |
| 5 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | * you may not use this file except in compliance with the License. |
| 7 | * You may obtain a copy of the License at |
| 8 | * |
| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | * |
| 11 | * Unless required by applicable law or agreed to in writing, software |
| 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | * See the License for the specific language governing permissions and |
| 15 | * limitations under the License. |
| 16 | */ |
| 17 | #include "AudioUtils.hpp" |
| 18 | #include "catch.hpp" |
| 19 | |
| 20 | TEST_CASE("Common: Slide long data") |
| 21 | { |
| 22 | std::vector<int> test{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}; |
| 23 | |
| 24 | SECTION("Fit the data") |
| 25 | { |
| 26 | auto slider = arm::app::audio::SlidingWindow<int>(test.data(), test.size(), 1, 1); |
| 27 | |
| 28 | for (int i = 0 ; i < 10; ++i) { |
| 29 | REQUIRE(slider.HasNext()); |
| 30 | REQUIRE(*slider.Next() == i + 1); |
| 31 | } |
| 32 | |
| 33 | REQUIRE(!slider.HasNext()); |
| 34 | REQUIRE(nullptr == slider.Next()); |
| 35 | } |
| 36 | |
| 37 | SECTION("Fit the data stride> window") |
| 38 | { |
| 39 | auto slider = arm::app::audio::SlidingWindow<int>(test.data(), test.size(), 2, 3); |
| 40 | |
| 41 | REQUIRE(slider.HasNext()); |
| 42 | REQUIRE(*slider.Next() == 1); |
| 43 | |
| 44 | REQUIRE(slider.HasNext()); |
| 45 | REQUIRE(*slider.Next() == 4); |
| 46 | |
| 47 | REQUIRE(slider.HasNext()); |
| 48 | REQUIRE(*slider.Next() == 7); |
| 49 | |
| 50 | REQUIRE(!slider.HasNext()); |
| 51 | REQUIRE(nullptr == slider.Next()); |
| 52 | } |
| 53 | |
| 54 | SECTION("Fit the data stride < window") |
| 55 | { |
| 56 | auto slider = arm::app::audio::SlidingWindow<int>(test.data(), test.size(), 5, 1); |
| 57 | |
| 58 | for (int i = 0 ; i < 6; i++) { |
| 59 | REQUIRE(slider.HasNext()); |
| 60 | REQUIRE(*slider.Next() == i + 1); |
| 61 | } |
| 62 | |
| 63 | REQUIRE(!slider.HasNext()); |
| 64 | REQUIRE(nullptr == slider.Next()); |
| 65 | } |
| 66 | } |
| 67 | |
| 68 | |
| 69 | TEST_CASE("Common: Slide data size 1") |
| 70 | { |
| 71 | std::vector<int> test{1}; |
| 72 | |
| 73 | SECTION("Fit the data") |
| 74 | { |
| 75 | auto slider = arm::app::audio::SlidingWindow<int>(test.data(), test.size(), 1, 1); |
| 76 | |
| 77 | REQUIRE(slider.HasNext()); |
| 78 | REQUIRE(*slider.Next() == 1); |
| 79 | REQUIRE(!slider.HasNext()); |
| 80 | REQUIRE(nullptr == slider.Next()); |
| 81 | } |
| 82 | |
| 83 | SECTION("Does not Fit the data because of big window") |
| 84 | { |
| 85 | auto slider = arm::app::audio::SlidingWindow<int>(test.data(), test.size(), 2, 1); |
| 86 | |
| 87 | REQUIRE(!slider.HasNext()); |
| 88 | REQUIRE(nullptr == slider.Next()); |
| 89 | } |
| 90 | |
| 91 | SECTION("Does not Fit the data because of big stride") |
| 92 | { |
| 93 | auto slider = arm::app::audio::SlidingWindow<int>(test.data(), test.size(), 1, 2); |
| 94 | |
| 95 | REQUIRE(slider.HasNext()); |
| 96 | REQUIRE(*slider.Next() == 1); |
| 97 | REQUIRE(!slider.HasNext()); |
| 98 | REQUIRE(nullptr == slider.Next()); |
| 99 | } |
| 100 | |
| 101 | } |
| 102 | |
| 103 | |
| 104 | TEST_CASE("Common: Slide reset") |
| 105 | { |
| 106 | SECTION("current range") |
| 107 | { |
| 108 | std::vector<int> test{1}; |
| 109 | auto slider = arm::app::audio::SlidingWindow<int>(test.data(), test.size(), 1, 1); |
| 110 | int *saved = slider.Next(); |
| 111 | slider.Reset(); |
| 112 | |
| 113 | REQUIRE(slider.Next() == saved); |
| 114 | } |
| 115 | |
| 116 | SECTION("new range") |
| 117 | { |
| 118 | std::vector<int> test{1}; |
| 119 | std::vector<int> test2{100}; |
| 120 | auto slider = arm::app::audio::SlidingWindow<int>(test.data(), test.size(), 1, 1); |
| 121 | slider.Next(); |
| 122 | slider.Reset(test2.data()); |
| 123 | |
| 124 | REQUIRE(*slider.Next() == 100); |
| 125 | } |
| 126 | } |
| 127 | |
| 128 | |
| 129 | TEST_CASE("Common: Slide fast forward") |
| 130 | { |
| 131 | std::vector<int> test{1, 2, 3, 4, 5}; |
| 132 | |
| 133 | auto slider = arm::app::audio::SlidingWindow<int>(test.data(), test.size(), 1, 1); |
| 134 | SECTION("at the beginning") { |
| 135 | slider.FastForward(3); |
| 136 | |
| 137 | REQUIRE(slider.HasNext()); |
| 138 | REQUIRE(*slider.Next() == 4); |
| 139 | } |
| 140 | |
| 141 | SECTION("in the middle") |
| 142 | { |
| 143 | slider.Next(); |
| 144 | slider.FastForward(3); |
| 145 | |
| 146 | REQUIRE(slider.HasNext()); |
| 147 | REQUIRE(*slider.Next() == 4); |
| 148 | } |
| 149 | |
| 150 | SECTION("at the end") |
| 151 | { |
| 152 | while(slider.HasNext()) { |
| 153 | slider.Next(); |
| 154 | } |
| 155 | slider.FastForward(3); |
| 156 | |
| 157 | REQUIRE(slider.HasNext()); |
| 158 | REQUIRE(*slider.Next() == 4); |
| 159 | } |
| 160 | |
| 161 | SECTION("out of the range") |
| 162 | { |
| 163 | slider.FastForward(100); |
| 164 | |
| 165 | REQUIRE(!slider.HasNext()); |
| 166 | REQUIRE(slider.Next() == nullptr); |
| 167 | } |
| 168 | } |
| 169 | |
| 170 | |
| 171 | TEST_CASE("Common: Slide Index") |
| 172 | { |
| 173 | std::vector<int> test{1, 2, 3, 4, 5}; |
| 174 | auto slider = arm::app::audio::SlidingWindow<int>(test.data(), test.size(), 1, 1); |
| 175 | REQUIRE(slider.Index() == 0); |
| 176 | for (int i = 0; i < 5; i++) { |
| 177 | slider.Next(); |
| 178 | REQUIRE(slider.Index() == i); |
| 179 | } |
| 180 | } |
| 181 | |
| 182 | |
| 183 | TEST_CASE("Common: Total strides") |
| 184 | { |
| 185 | std::vector<int> test{1, 2, 3, 4, 5}; |
| 186 | |
| 187 | SECTION("Element by element") |
| 188 | { |
| 189 | auto slider = arm::app::audio::SlidingWindow<int>(test.data(), test.size(), 1, 1); |
| 190 | REQUIRE(slider.TotalStrides() == 4 ); |
| 191 | } |
| 192 | |
| 193 | SECTION("Step through element") |
| 194 | { |
| 195 | auto slider = arm::app::audio::SlidingWindow<int>(test.data(), test.size(), 1, 2); |
| 196 | REQUIRE(slider.TotalStrides() == 2 ); |
| 197 | } |
| 198 | |
| 199 | SECTION("Window = data") |
| 200 | { |
| 201 | auto slider = arm::app::audio::SlidingWindow<int>(test.data(), test.size(), 5, 2); |
| 202 | REQUIRE(slider.TotalStrides() == 0 ); |
| 203 | } |
| 204 | |
| 205 | SECTION("Window > data") |
| 206 | { |
| 207 | auto slider = arm::app::audio::SlidingWindow<int>(test.data(), test.size(), 6, 2); |
| 208 | REQUIRE(slider.TotalStrides() == 0 ); |
| 209 | } |
| 210 | |
| 211 | SECTION("Window < data, not enough for the next stride") |
| 212 | { |
| 213 | auto slider = arm::app::audio::SlidingWindow<int>(test.data(), test.size(), 4, 2); |
| 214 | REQUIRE(slider.TotalStrides() == 0 ); |
| 215 | } |
| 216 | } |
| 217 | |
| 218 | |
| 219 | TEST_CASE("Common: Next window data index") |
| 220 | { |
| 221 | std::vector<int> test{1, 2, 3, 4, 5}; |
| 222 | |
| 223 | /* Check we get the correct index returned */ |
| 224 | SECTION("Stride 1") |
| 225 | { |
| 226 | auto slider = arm::app::audio::ASRSlidingWindow<int>(test.data(), test.size(), 1, 1); |
| 227 | REQUIRE(slider.NextWindowStartIndex() == 0); |
| 228 | slider.Next(); |
| 229 | REQUIRE(slider.NextWindowStartIndex() == 1); |
| 230 | slider.Next(); |
| 231 | REQUIRE(slider.NextWindowStartIndex() == 2); |
| 232 | slider.Next(); |
| 233 | REQUIRE(slider.NextWindowStartIndex() == 3); |
| 234 | slider.Next(); |
| 235 | REQUIRE(slider.NextWindowStartIndex() == 4); |
| 236 | slider.Next(); |
| 237 | REQUIRE(slider.NextWindowStartIndex() == 5); |
| 238 | slider.Next(); |
| 239 | REQUIRE(slider.NextWindowStartIndex() == 5); |
| 240 | } |
| 241 | |
| 242 | SECTION("Stride 2") |
| 243 | { |
| 244 | auto slider = arm::app::audio::ASRSlidingWindow<int>(test.data(), test.size(), 1, 2); |
| 245 | REQUIRE(slider.NextWindowStartIndex() == 0); |
| 246 | slider.Next(); |
| 247 | REQUIRE(slider.NextWindowStartIndex() == 2); |
| 248 | REQUIRE(slider.NextWindowStartIndex() == 2); |
| 249 | slider.Next(); |
| 250 | REQUIRE(slider.NextWindowStartIndex() == 4); |
| 251 | } |
| 252 | |
| 253 | SECTION("Stride 3") |
| 254 | { |
| 255 | auto slider = arm::app::audio::ASRSlidingWindow<int>(test.data(), test.size(), 1, 3); |
| 256 | REQUIRE(slider.NextWindowStartIndex() == 0); |
| 257 | slider.Next(); |
| 258 | REQUIRE(slider.NextWindowStartIndex() == 3); |
| 259 | REQUIRE(slider.NextWindowStartIndex() == 3); |
| 260 | slider.Next(); |
| 261 | REQUIRE(slider.NextWindowStartIndex() == 6); |
| 262 | REQUIRE(!slider.HasNext()); |
| 263 | REQUIRE(slider.Next() == nullptr); |
| 264 | REQUIRE(slider.NextWindowStartIndex() == 6); |
| 265 | } |
| 266 | } |