111 lines
2.4 KiB
JavaScript
111 lines
2.4 KiB
JavaScript
let ffmpeg;
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const genName = (name) => `[ffmpeg-core][${FFMPEG_TYPE}] ${name}`;
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const b64ToUint8Array = (b64) => {
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const bin = atob(b64);
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const len = bin.length;
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const bytes = new Uint8Array(len);
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for (let i = 0; i < len; i++) {
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bytes[i] = bin.charCodeAt(i);
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}
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return bytes;
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};
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const reset = () => {
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ffmpeg.reset();
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ffmpeg.setLogger(() => {});
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ffmpeg.setProgress(() => {});
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};
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before(async () => {
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ffmpeg = await createFFmpegCore();
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ffmpeg.FS.writeFile("video.mp4", b64ToUint8Array(VIDEO_1S_MP4));
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});
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describe(genName("createFFmpeg()"), () => {
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it("should be OK", () => {
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expect(ffmpeg).to.be.ok;
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});
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});
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describe(genName("reset()"), () => {
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beforeEach(reset);
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it("should exist", () => {
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expect("reset" in ffmpeg).to.be.true;
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});
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it("should reset ret and timeout", () => {
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ffmpeg.ret = 1024;
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ffmpeg.timeout = 1024;
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ffmpeg.reset();
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expect(ffmpeg.ret).to.equal(-1);
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expect(ffmpeg.timeout).to.equal(-1);
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});
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});
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describe(genName("exec()"), () => {
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beforeEach(reset);
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it("should exist", () => {
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expect("exec" in ffmpeg).to.be.true;
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});
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it("should output help", () => {
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expect(ffmpeg.exec("-h")).to.equal(0);
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});
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it("should transcode", () => {
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expect(ffmpeg.exec("-i", "video.mp4", "video.avi")).to.equal(0);
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const out = ffmpeg.FS.readFile("video.avi");
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expect(out.length).to.not.equal(0);
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ffmpeg.FS.unlink("video.avi");
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});
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});
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describe(genName("setTimeout()"), () => {
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beforeEach(reset);
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it("should exist", () => {
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expect("setTimeout" in ffmpeg).to.be.true;
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});
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it("should timeout", () => {
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ffmpeg.setTimeout(1); // timeout after 1ms
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expect(ffmpeg.exec("-i", "video.mp4", "video.avi")).to.equal(1);
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});
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});
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describe(genName("setLogger()"), () => {
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beforeEach(reset);
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it("should exist", () => {
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expect("setLogger" in ffmpeg).to.be.true;
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});
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it("should handle logs", () => {
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const logs = [];
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ffmpeg.setLogger(({ message }) => logs.push(message));
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ffmpeg.exec("-h");
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expect(logs.length).to.not.equal(0);
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});
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});
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describe(genName("setProgress()"), () => {
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beforeEach(reset);
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it("should exist", () => {
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expect("setProgress" in ffmpeg).to.be.true;
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});
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it("should handle progress", () => {
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let progress = 0;
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ffmpeg.setProgress((_progress) => (progress = _progress));
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expect(ffmpeg.exec("-i", "video.mp4", "video.avi")).to.equal(0);
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expect(progress).to.equal(1);
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ffmpeg.FS.unlink("video.avi");
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});
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});
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