1 /* 2 * Copyright (C) 2017 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 package android.os.cts; 18 19 import static org.junit.Assert.assertArrayEquals; 20 import static org.junit.Assert.assertEquals; 21 import static org.junit.Assert.assertNotEquals; 22 import static org.junit.Assert.fail; 23 24 import android.os.Parcel; 25 import android.os.VibrationEffect; 26 27 import androidx.test.filters.SmallTest; 28 import androidx.test.runner.AndroidJUnit4; 29 30 import org.junit.Test; 31 import org.junit.runner.RunWith; 32 33 import java.util.Arrays; 34 35 @SmallTest 36 @RunWith(AndroidJUnit4.class) 37 public class VibrationEffectTest { 38 private static final long TEST_TIMING = 100; 39 private static final int TEST_AMPLITUDE = 100; 40 41 private static final long[] TEST_TIMINGS = new long[] { 100, 100, 200 }; 42 private static final int[] TEST_AMPLITUDES = 43 new int[] { 255, 0, VibrationEffect.DEFAULT_AMPLITUDE }; 44 45 private static final VibrationEffect TEST_ONE_SHOT = 46 VibrationEffect.createOneShot(TEST_TIMING, TEST_AMPLITUDE); 47 private static final VibrationEffect TEST_WAVEFORM = 48 VibrationEffect.createWaveform(TEST_TIMINGS, TEST_AMPLITUDES, -1); 49 private static final VibrationEffect TEST_WAVEFORM_NO_AMPLITUDES = 50 VibrationEffect.createWaveform(TEST_TIMINGS, -1); 51 private static final VibrationEffect TEST_PREBAKED = 52 VibrationEffect.get(VibrationEffect.EFFECT_CLICK, true); 53 54 55 @Test 56 public void testCreateOneShot() { 57 VibrationEffect e = VibrationEffect.createOneShot(100, VibrationEffect.DEFAULT_AMPLITUDE); 58 assertEquals(100, e.getDuration()); 59 assertEquals(VibrationEffect.DEFAULT_AMPLITUDE, 60 ((VibrationEffect.OneShot)e).getAmplitude()); 61 e = VibrationEffect.createOneShot(1, 1); 62 assertEquals(1, e.getDuration()); 63 assertEquals(1, ((VibrationEffect.OneShot)e).getAmplitude()); 64 e = VibrationEffect.createOneShot(1000, 255); 65 assertEquals(1000, e.getDuration()); 66 assertEquals(255, ((VibrationEffect.OneShot)e).getAmplitude()); 67 } 68 69 @Test 70 public void testCreateOneShotFailsBadTiming() { 71 try { 72 VibrationEffect.createOneShot(0, TEST_AMPLITUDE); 73 fail("Invalid timing, should throw IllegalArgumentException"); 74 } catch (IllegalArgumentException expected) { } 75 } 76 77 @Test 78 public void testCreateOneShotFailsBadAmplitude() { 79 try { 80 VibrationEffect.createOneShot(TEST_TIMING, -2); 81 fail("Invalid amplitude, should throw IllegalArgumentException"); 82 } catch (IllegalArgumentException expected) { } 83 84 try { 85 VibrationEffect.createOneShot(TEST_TIMING, 0); 86 fail("Invalid amplitude, should throw IllegalArgumentException"); 87 } catch (IllegalArgumentException expected) { } 88 89 try { 90 VibrationEffect.createOneShot(TEST_TIMING, 256); 91 fail("Invalid amplitude, should throw IllegalArgumentException"); 92 } catch (IllegalArgumentException expected) { } 93 } 94 95 @Test 96 public void testOneShotEquals() { 97 VibrationEffect otherEffect = VibrationEffect.createOneShot(TEST_TIMING, TEST_AMPLITUDE); 98 assertEquals(TEST_ONE_SHOT, otherEffect); 99 assertEquals(TEST_ONE_SHOT.hashCode(), otherEffect.hashCode()); 100 } 101 102 @Test 103 public void testOneShotNotEqualsAmplitude() { 104 VibrationEffect otherEffect = 105 VibrationEffect.createOneShot(TEST_TIMING, TEST_AMPLITUDE - 1); 106 assertNotEquals(TEST_ONE_SHOT, otherEffect); 107 } 108 109 @Test 110 public void testOneShotNotEqualsTiming() { 111 VibrationEffect otherEffect = 112 VibrationEffect.createOneShot(TEST_TIMING - 1, TEST_AMPLITUDE); 113 assertNotEquals(TEST_ONE_SHOT, otherEffect); 114 } 115 116 @Test 117 public void testOneShotEqualsWithDefaultAmplitude() { 118 VibrationEffect effect = 119 VibrationEffect.createOneShot(TEST_TIMING, VibrationEffect.DEFAULT_AMPLITUDE); 120 VibrationEffect otherEffect = 121 VibrationEffect.createOneShot(TEST_TIMING, VibrationEffect.DEFAULT_AMPLITUDE); 122 assertEquals(effect, otherEffect); 123 assertEquals(effect.hashCode(), otherEffect.hashCode()); 124 } 125 126 @Test 127 public void testCreatePrebaked() { 128 int[] ids = { VibrationEffect.EFFECT_CLICK, VibrationEffect.EFFECT_DOUBLE_CLICK, 129 VibrationEffect.EFFECT_TICK, VibrationEffect.EFFECT_THUD, 130 VibrationEffect.EFFECT_POP, VibrationEffect.EFFECT_HEAVY_CLICK, 131 VibrationEffect.EFFECT_TEXTURE_TICK }; 132 boolean[] fallbacks = { false, true }; 133 for (int id : ids) { 134 for (boolean fallback : fallbacks) { 135 VibrationEffect.Prebaked effect = (VibrationEffect.Prebaked) 136 VibrationEffect.get(id, fallback); 137 assertEquals(id, effect.getId()); 138 assertEquals(fallback, effect.shouldFallback()); 139 assertEquals(-1, effect.getDuration()); 140 } 141 } 142 } 143 144 @Test 145 public void testCreateWaveform() { 146 VibrationEffect.Waveform effect = (VibrationEffect.Waveform) 147 VibrationEffect.createWaveform(TEST_TIMINGS, TEST_AMPLITUDES, -1); 148 assertArrayEquals(TEST_TIMINGS, effect.getTimings()); 149 assertArrayEquals(TEST_AMPLITUDES, effect.getAmplitudes()); 150 assertEquals(-1, effect.getRepeatIndex()); 151 assertEquals(400, effect.getDuration()); 152 effect = (VibrationEffect.Waveform) 153 VibrationEffect.createWaveform(TEST_TIMINGS, TEST_AMPLITUDES, 0); 154 assertArrayEquals(TEST_TIMINGS, effect.getTimings()); 155 assertArrayEquals(TEST_AMPLITUDES, effect.getAmplitudes()); 156 assertEquals(0, effect.getRepeatIndex()); 157 assertEquals(Long.MAX_VALUE, effect.getDuration()); 158 effect = (VibrationEffect.Waveform)VibrationEffect.createWaveform(TEST_TIMINGS, 159 TEST_AMPLITUDES, TEST_AMPLITUDES.length - 1); 160 assertArrayEquals(TEST_TIMINGS, effect.getTimings()); 161 assertArrayEquals(TEST_AMPLITUDES, effect.getAmplitudes()); 162 assertEquals(TEST_AMPLITUDES.length - 1, effect.getRepeatIndex()); 163 assertEquals(Long.MAX_VALUE, effect.getDuration()); 164 } 165 166 @Test 167 public void testCreateWaveformFailsDifferentArraySize() { 168 try { 169 VibrationEffect.createWaveform( 170 Arrays.copyOfRange(TEST_TIMINGS, 0, TEST_TIMINGS.length - 1), 171 TEST_AMPLITUDES, -1); 172 fail("Timing and amplitudes arrays are different sizes, " + 173 "should throw IllegalArgumentException"); 174 } catch (IllegalArgumentException expected) { } 175 176 try { 177 VibrationEffect.createWaveform( 178 TEST_TIMINGS, 179 Arrays.copyOfRange(TEST_AMPLITUDES, 0, TEST_AMPLITUDES.length - 1), -1); 180 fail("Timing and amplitudes arrays are different sizes, " + 181 "should throw IllegalArgumentException"); 182 } catch (IllegalArgumentException expected) { } 183 } 184 185 @Test 186 public void testCreateWaveformFailsRepeatIndexOutOfBounds() { 187 try { 188 VibrationEffect.createWaveform(TEST_TIMINGS, TEST_AMPLITUDES, -2); 189 fail("Repeat index is < -1, should throw IllegalArgumentException"); 190 } catch (IllegalArgumentException expected) { } 191 192 try { 193 VibrationEffect.createWaveform(TEST_TIMINGS, TEST_AMPLITUDES, TEST_AMPLITUDES.length); 194 fail("Repeat index is >= array length, should throw IllegalArgumentException"); 195 } catch (IllegalArgumentException expected) { } 196 } 197 198 @Test 199 public void testCreateWaveformFailsBadTimingValues() { 200 try { 201 final long[] badTimings = Arrays.copyOf(TEST_TIMINGS, TEST_TIMINGS.length); 202 badTimings[1] = -1; 203 VibrationEffect.createWaveform(badTimings,TEST_AMPLITUDES, -1); 204 fail("Has a timing < 0, should throw IllegalArgumentException"); 205 } catch (IllegalArgumentException expected) { } 206 207 try { 208 final long[] badTimings = new long[TEST_TIMINGS.length]; 209 VibrationEffect.createWaveform(badTimings, TEST_AMPLITUDES, -1); 210 fail("Has no non-zero timings, should throw IllegalArgumentException"); 211 } catch (IllegalArgumentException expected) { } 212 } 213 214 @Test 215 public void testCreateWaveformFailsBadAmplitudeValues() { 216 try { 217 final int[] badAmplitudes = new int[TEST_TIMINGS.length]; 218 badAmplitudes[1] = -2; 219 VibrationEffect.createWaveform(TEST_TIMINGS, badAmplitudes, -1); 220 fail("Has an amplitude < VibrationEffect.DEFAULT_AMPLITUDE, " + 221 "should throw IllegalArgumentException"); 222 } catch (IllegalArgumentException expected) { } 223 224 try { 225 final int[] badAmplitudes = new int[TEST_TIMINGS.length]; 226 badAmplitudes[1] = 256; 227 VibrationEffect.createWaveform(TEST_TIMINGS, badAmplitudes, -1); 228 fail("Has an amplitude > 255, should throw IllegalArgumentException"); 229 } catch (IllegalArgumentException expected) { } 230 } 231 232 @Test 233 public void testCreateWaveformWithNoAmplitudes() { 234 VibrationEffect.createWaveform(TEST_TIMINGS, -1); 235 VibrationEffect.createWaveform(TEST_TIMINGS, 0); 236 VibrationEffect.createWaveform(TEST_TIMINGS, TEST_TIMINGS.length - 1); 237 } 238 239 @Test 240 public void testCreateWaveformWithNoAmplitudesFailsRepeatIndexOutOfBounds() { 241 try { 242 VibrationEffect.createWaveform(TEST_TIMINGS, -2); 243 fail("Repeat index is < -1, should throw IllegalArgumentException"); 244 } catch (IllegalArgumentException expected) { } 245 246 try { 247 VibrationEffect.createWaveform(TEST_TIMINGS, TEST_TIMINGS.length); 248 fail("Repeat index is >= timings array length, should throw IllegalArgumentException"); 249 } catch (IllegalArgumentException expected) { } 250 } 251 252 @Test 253 public void testWaveformEquals() { 254 VibrationEffect effect = VibrationEffect.createWaveform(TEST_TIMINGS, TEST_AMPLITUDES, -1); 255 VibrationEffect otherEffect = 256 VibrationEffect.createWaveform(TEST_TIMINGS, TEST_AMPLITUDES, -1); 257 assertEquals(effect, otherEffect); 258 assertEquals(effect.hashCode(), otherEffect.hashCode()); 259 } 260 261 @Test 262 public void testWaveformNotEqualsDifferentRepeatIndex() { 263 VibrationEffect otherEffect = 264 VibrationEffect.createWaveform(TEST_TIMINGS, TEST_AMPLITUDES, 0); 265 assertNotEquals(TEST_WAVEFORM, otherEffect); 266 } 267 268 @Test 269 public void testWaveformNotEqualsDifferentTimingArrayValue() { 270 long[] newTimings = Arrays.copyOf(TEST_TIMINGS, TEST_TIMINGS.length); 271 newTimings[0] = 200; 272 VibrationEffect otherEffect = 273 VibrationEffect.createWaveform(newTimings, TEST_AMPLITUDES, -1); 274 assertNotEquals(TEST_WAVEFORM, otherEffect); 275 } 276 277 @Test 278 public void testWaveformNotEqualsDifferentAmplitudeArrayValue() { 279 int[] newAmplitudes = Arrays.copyOf(TEST_AMPLITUDES, TEST_AMPLITUDES.length); 280 newAmplitudes[0] = 1; 281 VibrationEffect otherEffect = 282 VibrationEffect.createWaveform(TEST_TIMINGS, newAmplitudes, -1); 283 assertNotEquals(TEST_WAVEFORM, otherEffect); 284 } 285 286 @Test 287 public void testWaveformNotEqualsDifferentArrayLength() { 288 long[] newTimings = Arrays.copyOfRange(TEST_TIMINGS, 0, TEST_TIMINGS.length - 1); 289 int[] newAmplitudes = Arrays.copyOfRange(TEST_AMPLITUDES, 0, TEST_AMPLITUDES.length -1); 290 VibrationEffect otherEffect = 291 VibrationEffect.createWaveform(newTimings, newAmplitudes, -1); 292 assertNotEquals(TEST_WAVEFORM, otherEffect); 293 assertNotEquals(otherEffect, TEST_WAVEFORM); 294 } 295 296 @Test 297 public void testWaveformWithNoAmplitudesEquals() { 298 VibrationEffect otherEffect = VibrationEffect.createWaveform(TEST_TIMINGS, -1); 299 assertEquals(TEST_WAVEFORM_NO_AMPLITUDES, otherEffect); 300 assertEquals(TEST_WAVEFORM_NO_AMPLITUDES.hashCode(), otherEffect.hashCode()); 301 } 302 303 @Test 304 public void testWaveformWithNoAmplitudesNotEqualsDifferentRepeatIndex() { 305 VibrationEffect otherEffect = VibrationEffect.createWaveform(TEST_TIMINGS, 0); 306 assertNotEquals(TEST_WAVEFORM_NO_AMPLITUDES, otherEffect); 307 } 308 309 @Test 310 public void testWaveformWithNoAmplitudesNotEqualsDifferentArrayLength() { 311 long[] newTimings = Arrays.copyOfRange(TEST_TIMINGS, 0, TEST_TIMINGS.length - 1); 312 VibrationEffect otherEffect = VibrationEffect.createWaveform(newTimings, -1); 313 assertNotEquals(TEST_WAVEFORM_NO_AMPLITUDES, otherEffect); 314 } 315 316 @Test 317 public void testWaveformWithNoAmplitudesNotEqualsDifferentTimingValue() { 318 long[] newTimings = Arrays.copyOf(TEST_TIMINGS, TEST_TIMINGS.length); 319 newTimings[0] = 1; 320 VibrationEffect otherEffect = VibrationEffect.createWaveform(newTimings, -1); 321 assertNotEquals(TEST_WAVEFORM_NO_AMPLITUDES, otherEffect); 322 } 323 324 @Test 325 public void testParcelingOneShot() { 326 Parcel p = Parcel.obtain(); 327 TEST_ONE_SHOT.writeToParcel(p, 0); 328 p.setDataPosition(0); 329 VibrationEffect parceledEffect = VibrationEffect.CREATOR.createFromParcel(p); 330 assertEquals(TEST_ONE_SHOT, parceledEffect); 331 } 332 333 @Test 334 public void testParcelingWaveForm() { 335 Parcel p = Parcel.obtain(); 336 TEST_WAVEFORM.writeToParcel(p, 0); 337 p.setDataPosition(0); 338 VibrationEffect parceledEffect = VibrationEffect.CREATOR.createFromParcel(p); 339 assertEquals(TEST_WAVEFORM, parceledEffect); 340 } 341 342 @Test 343 public void testParcelingPrebaked() { 344 Parcel p = Parcel.obtain(); 345 TEST_PREBAKED.writeToParcel(p, 0); 346 p.setDataPosition(0); 347 VibrationEffect parceledEffect = VibrationEffect.CREATOR.createFromParcel(p); 348 assertEquals(TEST_PREBAKED, parceledEffect); 349 } 350 351 @Test 352 public void testDescribeContents() { 353 TEST_ONE_SHOT.describeContents(); 354 TEST_WAVEFORM.describeContents(); 355 TEST_WAVEFORM_NO_AMPLITUDES.describeContents(); 356 TEST_PREBAKED.describeContents(); 357 } 358 359 @Test 360 public void testSetStrength() { 361 VibrationEffect.Prebaked effect = (VibrationEffect.Prebaked)VibrationEffect.get( 362 VibrationEffect.EFFECT_CLICK, true); 363 int[] strengths = { 364 VibrationEffect.EFFECT_STRENGTH_LIGHT, 365 VibrationEffect.EFFECT_STRENGTH_MEDIUM, 366 VibrationEffect.EFFECT_STRENGTH_STRONG 367 }; 368 for (int strength : strengths) { 369 effect.setEffectStrength(strength); 370 assertEquals(strength, effect.getEffectStrength()); 371 } 372 } 373 374 @Test 375 public void testSetStrengthInvalid() { 376 VibrationEffect.Prebaked effect = (VibrationEffect.Prebaked)VibrationEffect.get( 377 VibrationEffect.EFFECT_CLICK, true); 378 try { 379 effect.setEffectStrength(239017); 380 fail("Illegal strength, should throw IllegalArgumentException"); 381 } catch (IllegalArgumentException expected) {} 382 } 383 384 @Test 385 public void testPrebakedEquals() { 386 VibrationEffect otherEffect = VibrationEffect.get(VibrationEffect.EFFECT_CLICK, true); 387 assertEquals(TEST_PREBAKED, otherEffect); 388 assertEquals(TEST_PREBAKED.hashCode(), otherEffect.hashCode()); 389 } 390 391 @Test 392 public void testToString() { 393 TEST_ONE_SHOT.toString(); 394 TEST_WAVEFORM.toString(); 395 TEST_PREBAKED.toString(); 396 } 397 } 398
