| <!DOCTYPE html> |
| <html> |
| <head> |
| <title> |
| Simple Tests of WaveShaperNode |
| </title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="../../resources/audit-util.js"></script> |
| <script src="../../resources/audit.js"></script> |
| </head> |
| <body> |
| <script id="layout-test-code"> |
| let audit = Audit.createTaskRunner(); |
| |
| audit.define('simple', (task, should) => { |
| let context = new OfflineAudioContext(1, 1, 48000); |
| let shaper = context.createWaveShaper(); |
| |
| // Verify default values are correct. |
| should(shaper.curve, 'Initial WaveShaper.curve').beEqualTo(null); |
| should(shaper.oversample, 'Initial WaveShaper.oversample') |
| .beEqualTo('none'); |
| |
| // Set oversample and verify that it is set correctly. |
| should(() => shaper.oversample = '2x', 'Setting oversample to "2x"') |
| .notThrow(); |
| should(shaper.oversample, 'Waveshaper.oversample = "2x"') |
| .beEqualTo('2x'); |
| |
| should(() => shaper.oversample = '4x', 'Setting oversample to "4x"') |
| .notThrow(); |
| should(shaper.oversample, 'Waveshaper.oversample = "4x"') |
| .beEqualTo('4x'); |
| |
| should( |
| () => shaper.oversample = 'invalid', |
| 'Setting oversample to "invalid"') |
| .notThrow(); |
| should(shaper.oversample, 'Waveshaper.oversample = "invalid"') |
| .beEqualTo('4x'); |
| |
| // Set the curve and verify that the returned curve is the same as what |
| // it was set to. |
| let curve = Float32Array.from([-1, 0.25, .75]); |
| should(() => shaper.curve = curve, 'Setting curve to [' + curve + ']') |
| .notThrow(); |
| should(shaper.curve, 'WaveShaper.curve').beEqualToArray(curve); |
| |
| // Verify setting the curve to null works. |
| should(() => shaper.curve = null, 'Setting curve back to null') |
| .notThrow(); |
| should(shaper.curve, 'Waveshaper.curve = null').beEqualTo(null); |
| |
| task.done(); |
| }); |
| |
| audit.run(); |
| </script> |
| </body> |
| </html> |
