Function TestSettingEngine_SetDisableMediaEngineCopy

settingengine_test.go:275–346

(t *testing.T)

}

func TestSettingEngine_SetDisableMediaEngineCopy(t *testing.T) {
	t.Run("Copy", func(t *testing.T) {
		mediaEngine := &MediaEngine{}
		assert.NoError(t, mediaEngine.RegisterDefaultCodecs())

		api := NewAPI(WithMediaEngine(mediaEngine))

		offerer, answerer, err := api.newPair(Configuration{})
		assert.NoError(t, err)

		_, err = offerer.AddTransceiverFromKind(RTPCodecTypeVideo)
		assert.NoError(t, err)

		assert.NoError(t, signalPair(offerer, answerer))

		// Assert that the MediaEngine the user created isn't modified
		assert.False(t, mediaEngine.negotiatedVideo)
		assert.Empty(t, mediaEngine.negotiatedVideoCodecs)

		// Assert that the internal MediaEngine is modified
		assert.True(t, offerer.api.mediaEngine.negotiatedVideo)
		assert.NotEmpty(t, offerer.api.mediaEngine.negotiatedVideoCodecs)

		closePairNow(t, offerer, answerer)

		newOfferer, newAnswerer, err := api.newPair(Configuration{})
		assert.NoError(t, err)

		// Assert that the first internal MediaEngine hasn't been cleared
		assert.True(t, offerer.api.mediaEngine.negotiatedVideo)
		assert.NotEmpty(t, offerer.api.mediaEngine.negotiatedVideoCodecs)

		// Assert that the new internal MediaEngine isn't modified
		assert.False(t, newOfferer.api.mediaEngine.negotiatedVideo)
		assert.Empty(t, newAnswerer.api.mediaEngine.negotiatedVideoCodecs)

		closePairNow(t, newOfferer, newAnswerer)
	})

	t.Run("No Copy", func(t *testing.T) {
		mediaEngine := &MediaEngine{}
		assert.NoError(t, mediaEngine.RegisterDefaultCodecs())

		s := SettingEngine{}
		s.DisableMediaEngineCopy(true)

		api := NewAPI(WithMediaEngine(mediaEngine), WithSettingEngine(s))

		offerer, answerer, err := api.newPair(Configuration{})
		assert.NoError(t, err)

		_, err = offerer.AddTransceiverFromKind(RTPCodecTypeVideo)
		assert.NoError(t, err)

		assert.NoError(t, signalPair(offerer, answerer))

		// Assert that the user MediaEngine was modified, so no copy happened
		assert.True(t, mediaEngine.negotiatedVideo)