RoomTranscriptionMockE2ETest.kt
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/*
* Copyright 2023-2024 LiveKit, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.livekit.android.room
import io.livekit.android.events.ParticipantEvent
import io.livekit.android.events.RoomEvent
import io.livekit.android.events.TrackPublicationEvent
import io.livekit.android.room.participant.AudioTrackPublishOptions
import io.livekit.android.room.track.LocalAudioTrack
import io.livekit.android.room.track.LocalAudioTrackOptions
import io.livekit.android.room.track.Track
import io.livekit.android.test.MockE2ETest
import io.livekit.android.test.assert.assertIsClass
import io.livekit.android.test.events.EventCollector
import io.livekit.android.test.mock.MockAudioProcessingController
import io.livekit.android.test.mock.MockAudioStreamTrack
import io.livekit.android.test.mock.MockDataChannel
import io.livekit.android.test.mock.MockPeerConnection
import io.livekit.android.test.mock.TestData
import io.livekit.android.test.util.toDataChannelBuffer
import kotlinx.coroutines.ExperimentalCoroutinesApi
import org.junit.Assert.assertEquals
import org.junit.Test
@OptIn(ExperimentalCoroutinesApi::class)
class RoomTranscriptionMockE2ETest : MockE2ETest() {
@Test
fun transcriptionReceived() = runTest {
connect()
room.localParticipant.publishAudioTrack(
LocalAudioTrack(
name = "",
mediaTrack = MockAudioStreamTrack(id = TestData.LOCAL_TRACK_PUBLISHED.trackPublished.cid),
options = LocalAudioTrackOptions(),
audioProcessingController = MockAudioProcessingController(),
dispatcher = coroutineRule.dispatcher,
),
options = AudioTrackPublishOptions(
source = Track.Source.MICROPHONE,
),
)
val subPeerConnection = component.rtcEngine().getSubscriberPeerConnection() as MockPeerConnection
val subDataChannel = MockDataChannel(RTCEngine.RELIABLE_DATA_CHANNEL_LABEL)
subPeerConnection.observer?.onDataChannel(subDataChannel)
val roomCollector = EventCollector(room.events, coroutineRule.scope)
val participantCollector = EventCollector(room.localParticipant.events, coroutineRule.scope)
val publicationCollector = EventCollector(room.localParticipant.getTrackPublication(Track.Source.MICROPHONE)!!.events, coroutineRule.scope)
val dataBuffer = TestData.DATA_PACKET_TRANSCRIPTION.toDataChannelBuffer()
subDataChannel.observer?.onMessage(dataBuffer)
val roomEvents = roomCollector.stopCollecting()
val participantEvents = participantCollector.stopCollecting()
val publicationEvents = publicationCollector.stopCollecting()
// Verify room events
run {
assertEquals(1, roomEvents.size)
assertIsClass(RoomEvent.TranscriptionReceived::class.java, roomEvents[0])
val event = roomEvents.first() as RoomEvent.TranscriptionReceived
assertEquals(room, event.room)
assertEquals(room.localParticipant, event.participant)
assertEquals(room.localParticipant.getTrackPublication(Track.Source.MICROPHONE)!!, event.publication)
val expectedSegment = TestData.DATA_PACKET_TRANSCRIPTION.transcription.getSegments(0)
val receivedSegment = event.transcriptionSegments.first()
assertEquals(expectedSegment.id, receivedSegment.id)
assertEquals(expectedSegment.text, receivedSegment.text)
}
// Verify participant events
run {
assertEquals(1, participantEvents.size)
assertIsClass(ParticipantEvent.TranscriptionReceived::class.java, participantEvents[0])
}
// Verify publication events
run {
assertEquals(1, publicationEvents.size)
assertIsClass(TrackPublicationEvent.TranscriptionReceived::class.java, publicationEvents[0])
}
}
}