mirror of
https://github.com/dart-lang/sdk
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a925f4770f
Strips out the temporary annotation so all the tests without NNBD related changes can run in strong mode. Change-Id: I88f18916f0c5a45a80eddb73941db19984f0bfcf Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/140652 Commit-Queue: Srujan Gaddam <srujzs@google.com> Reviewed-by: Bob Nystrom <rnystrom@google.com>
100 lines
3 KiB
Dart
100 lines
3 KiB
Dart
// Copyright (c) 2020, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import 'dart:async';
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import 'dart:html';
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import 'dart:typed_data';
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import 'dart:web_audio';
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import 'package:expect/minitest.dart';
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main() {
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var isAudioContext =
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predicate((x) => x is AudioContext, 'is an AudioContext');
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group('supported', () {
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test('supported', () {
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expect(AudioContext.supported, true);
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});
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});
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group('functional', () {
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var context;
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if (AudioContext.supported) {
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context = new AudioContext();
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}
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test('constructorTest', () {
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if (AudioContext.supported) {
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expect(context, isNotNull);
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expect(context, isAudioContext);
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}
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});
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test('audioRenames', () {
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if (AudioContext.supported) {
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GainNode gainNode = context.createGain();
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gainNode.connectNode(context.destination);
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expect(gainNode is GainNode, isTrue);
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expect(context.createAnalyser() is AnalyserNode, isTrue);
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expect(context.createChannelMerger() is AudioNode, isTrue);
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expect(context.createChannelSplitter() is AudioNode, isTrue);
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expect(context.createOscillator() is OscillatorNode, isTrue);
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expect(context.createPanner() is PannerNode, isTrue);
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expect(
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context.createScriptProcessor(4096) is ScriptProcessorNode, isTrue);
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}
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});
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// TODO(9322): This test times out.
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/*
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test('onAudioProcess', () {
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if(AudioContext.supported) {
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var completer = new Completer<bool>();
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var context = new AudioContext();
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var scriptProcessor = context.createScriptProcessor(1024, 1, 2);
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scriptProcessor.connectNode(context.destination);
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bool alreadyCalled = false;
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scriptProcessor.onAudioProcess.listen((event) {
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if (!alreadyCalled) {
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completer.complete(true);
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}
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alreadyCalled = true;
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});
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return completer.future;
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}
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});
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*/
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test('oscillatorTypes', () {
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if (AudioContext.supported) {
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OscillatorNode oscillator = context.createOscillator();
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oscillator.connectNode(context.destination);
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oscillator.type = 'sawtooth';
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expect(oscillator.type, equals('sawtooth'));
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oscillator.type = 'sine';
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expect(oscillator.type, equals('sine'));
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oscillator.type = 'square';
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expect(oscillator.type, equals('square'));
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oscillator.type = 'triangle';
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expect(oscillator.type, equals('triangle'));
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//expect(() => oscillator.type = 7, throws); Firefox does not throw, it
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//simply ignores this value.
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expect(oscillator.type, equals('triangle'));
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// Firefox does not throw when it receives invalid values; it simply
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// ignores them.
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//expect(() => oscillator.type = ['heap object not a string'], throws);
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expect(oscillator.type, equals('triangle'));
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}
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});
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});
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}
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