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| 1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> | |
| 2 <html> | |
| 3 <head> | |
| 4 <script src="resources/compatibility.js"></script> | |
| 5 <script src="../resources/js-test.js"></script> | |
| 6 </head> | |
| 7 | |
| 8 <body> | |
| 9 <script> | |
| 10 description("Test exceptional arguments for AudioParam timeline events"); | |
| 11 | |
| 12 var context; | |
| 13 var gain; | |
| 14 | |
| 15 // For these values, AudioParam methods should throw an error because they
are invalid; only | |
| 16 // finite values are allowed. | |
| 17 var targetValues = [Infinity, -Infinity, NaN]; | |
| 18 | |
| 19 // For these time values, AudioParam methods should throw an error because
they are | |
| 20 // invalid. Only finite non-negative values are allowed for any time or ti
me-like parameter. | |
| 21 var timeValues = [-1, Infinity, -Infinity, NaN]; | |
| 22 | |
| 23 // For these duration values, AudioParam methods should throw an error bec
ause they are | |
| 24 // invalid. Only finite values are allowed for any duration parameter. | |
| 25 var durationValues = [-1, Infinity, -Infinity, NaN, 0]; | |
| 26 | |
| 27 // For these timeConstant values for setTargetAtTime an error must be thro
wn because they are | |
| 28 // invalid. | |
| 29 var timeConstantValues = [-1, Infinity, -Infinity, NaN]; | |
| 30 | |
| 31 // Just an array for use by setValueCurveAtTime. The length and contents o
f the array are not | |
| 32 // important. | |
| 33 var curve = new Float32Array(10); | |
| 34 | |
| 35 function runTest() { | |
| 36 if (window.testRunner) { | |
| 37 testRunner.dumpAsText(); | |
| 38 testRunner.waitUntilDone(); | |
| 39 } | |
| 40 window.jsTestIsAsync = true; | |
| 41 | |
| 42 context = new AudioContext(); | |
| 43 gain = context.createGain(); | |
| 44 | |
| 45 // Test the value parameter | |
| 46 for (value of targetValues) { | |
| 47 shouldThrow("gain.gain.setValueAtTime(" + value + ", 1)"); | |
| 48 shouldThrow("gain.gain.linearRampToValueAtTime(" + value + ", 1)"); | |
| 49 shouldThrow("gain.gain.exponentialRampToValueAtTime(" + value + ", 1)"
); | |
| 50 shouldThrow("gain.gain.setTargetAtTime(" + value + ", 1, 1)"); | |
| 51 } | |
| 52 | |
| 53 // Test the time parameter | |
| 54 for (startTime of timeValues) { | |
| 55 shouldThrow("gain.gain.setValueAtTime(1, " + startTime + ")"); | |
| 56 shouldThrow("gain.gain.linearRampToValueAtTime(1, " + startTime + ")")
; | |
| 57 shouldThrow("gain.gain.exponentialRampToValueAtTime(1, " + startTime +
")"); | |
| 58 shouldThrow("gain.gain.setTargetAtTime(1, " + startTime + ", 1)"); | |
| 59 } | |
| 60 | |
| 61 // Test time constant | |
| 62 for (value of timeConstantValues) { | |
| 63 shouldThrow("gain.gain.setTargetAtTime(1, 1, " + value + ")"); | |
| 64 } | |
| 65 | |
| 66 // Test startTime and duration for setValueCurveAtTime | |
| 67 for (startTime of timeValues) { | |
| 68 shouldThrow("gain.gain.setValueCurveAtTime(curve, " + startTime + ", 1
)"); | |
| 69 } | |
| 70 for (duration of durationValues) { | |
| 71 shouldThrow("gain.gain.setValueCurveAtTime(curve, 1, " + duration + ")
"); | |
| 72 } | |
| 73 | |
| 74 finishJSTest(); | |
| 75 } | |
| 76 | |
| 77 runTest(); | |
| 78 successfullyParsed = true; | |
| 79 </script> | |
| 80 </body> | |
| 81 </html> | |
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Chromium Code Reviews
Issue 2581463002:
Refactor WebAudio test directory (Closed)
