Adopt lerna and typescript

tests/ffmpeg.test.js

@@ -1,69 +0,0 @@
-const { createFFmpeg } = FFmpeg;
-
-describe('FS()', () => {
-  const ffmpeg = createFFmpeg(OPTIONS);
-  before(async function cb() {
-    this.timeout(0);
-    await ffmpeg.load();
-  });
-
-  it('should throw error when readdir for invalid path ', () => {
-    expect(() => ffmpeg.FS('readdir', '/invalid')).to.throw(/readdir/);
-  });
-  it('should throw error when readFile for invalid path ', () => {
-    expect(() => ffmpeg.FS('readFile', '/invalid')).to.throw(/readFile/);
-  });
-  it('should throw an default error ', () => {
-    expect(() => ffmpeg.FS('unlink', '/invalid')).to.throw(/Oops/);
-  });
-});
-
-describe('load()', () => {
-  it('should throw error when corePath is not a string', async () => {
-    const ffmpeg = createFFmpeg({ ...OPTIONS, corePath: null });
-
-    try {
-      await ffmpeg.load();
-    } catch (e) {
-      expect(e).to.be.an('Error');
-    }
-  });
-  it('should throw error when not called before FS() and run()', () => {
-    const ffmpeg = createFFmpeg(OPTIONS);
-    expect(() => ffmpeg.FS('readdir', 'dummy')).to.throw();
-    expect(() => ffmpeg.run('-h')).to.throw();
-  });
-
-  it('should throw error when running load() more than once', async () => {
-    const ffmpeg = createFFmpeg(OPTIONS);
-    await ffmpeg.load();
-    try {
-      await ffmpeg.load();
-    } catch (e) {
-      expect(e).to.be.an('Error');
-    }
-  }).timeout(TIMEOUT);
-});
-
-describe('isLoaded()', () => {
-  it('should return true when loaded', async () => {
-    const ffmpeg = createFFmpeg(OPTIONS);
-    await ffmpeg.load();
-    expect(ffmpeg.isLoaded()).to.equal(true);
-  }).timeout(TIMEOUT);
-});
-
-describe('run()', () => {
-  it('should not allow to run two command at the same time', async () => {
-    const ffmpeg = createFFmpeg(OPTIONS);
-    await ffmpeg.load();
-    ffmpeg.run('-h');
-    setTimeout(() => {
-      try {
-        ffmpeg.run('-h');
-      } catch (e) {
-        expect(e).to.be.an(Error);
-      }
-    }, 500);
-  }).timeout(TIMEOUT);
-});