67 lines
2.6 KiB
TypeScript
67 lines
2.6 KiB
TypeScript
import { describe, expect, it, vi } from 'vitest';
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import { AudioProperties, mayHaveAudio } from '../../src/utils/audio';
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// @vitest-environment jsdom
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describe('mayHaveAudio', () => {
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it('should detect audio when mozHasAudio true', () => {
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const element: HTMLVideoElement & AudioProperties = document.createElement('video');
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element.mozHasAudio = true;
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expect(mayHaveAudio(element)).toBeTruthy();
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});
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it('should not detect audio when mozHasAudio undefined', () => {
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const element: HTMLVideoElement & AudioProperties = document.createElement('video');
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element.mozHasAudio = undefined;
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expect(mayHaveAudio(element)).toBeFalsy();
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});
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it('should detect audio when audioTracks has length', () => {
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// Workaround: "Cannot set property audioTracks of #<HTMLMediaElement> which has only a getter"
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const element = {} as HTMLVideoElement & AudioProperties;
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element.audioTracks = [1, 2, 3];
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expect(mayHaveAudio(element)).toBeTruthy();
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});
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it('should not detect audio when audioTracks has no length', () => {
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// Workaround: "Cannot set property audioTracks of #<HTMLMediaElement> which has only a getter"
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const element = {} as HTMLVideoElement & AudioProperties;
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element.audioTracks = [];
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expect(mayHaveAudio(element)).toBeFalsy();
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});
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it('should detect audio when srcObject MediaStream has audio tracks', () => {
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// Mock MediaStream for jsdom environment
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const MockMediaStream = class MediaStream {};
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vi.stubGlobal('MediaStream', MockMediaStream);
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const element = {} as HTMLVideoElement & AudioProperties;
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const mockStream = new MockMediaStream();
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(mockStream as unknown as { getAudioTracks: () => unknown[] }).getAudioTracks =
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() => [{}];
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element.srcObject = mockStream as unknown as MediaStream;
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expect(mayHaveAudio(element)).toBeTruthy();
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vi.unstubAllGlobals();
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});
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it('should not detect audio when srcObject MediaStream has no audio tracks', () => {
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// Mock MediaStream for jsdom environment
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const MockMediaStream = class MediaStream {};
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vi.stubGlobal('MediaStream', MockMediaStream);
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const element = {} as HTMLVideoElement & AudioProperties;
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const mockStream = new MockMediaStream();
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(mockStream as unknown as { getAudioTracks: () => unknown[] }).getAudioTracks =
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() => [];
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element.srcObject = mockStream as unknown as MediaStream;
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expect(mayHaveAudio(element)).toBeFalsy();
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vi.unstubAllGlobals();
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});
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it('should detect audio when no evidence to the contrary', () => {
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const element = {} as HTMLVideoElement & AudioProperties;
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expect(mayHaveAudio(element)).toBeTruthy();
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});
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});
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