RoomReconnectionMockE2ETest.kt
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package io.livekit.android.room
import io.livekit.android.MockE2ETest
import io.livekit.android.assert.assertIsClassList
import io.livekit.android.events.EventCollector
import io.livekit.android.events.FlowCollector
import io.livekit.android.events.RoomEvent
import io.livekit.android.mock.MockAudioStreamTrack
import io.livekit.android.room.track.LocalAudioTrack
import io.livekit.android.util.flow
import io.livekit.android.util.toPBByteString
import junit.framework.Assert.assertEquals
import kotlinx.coroutines.ExperimentalCoroutinesApi
import kotlinx.coroutines.launch
import livekit.LivekitRtc
import org.junit.Assert
import org.junit.Test
import org.junit.runner.RunWith
import org.robolectric.RobolectricTestRunner
@ExperimentalCoroutinesApi
@RunWith(RobolectricTestRunner::class)
class RoomReconnectionMockE2ETest : MockE2ETest() {
private fun prepareForReconnect(softReconnect: Boolean = false) {
wsFactory.onOpen = {
wsFactory.listener.onOpen(wsFactory.ws, createOpenResponse(wsFactory.request))
if (!softReconnect) {
simulateMessageFromServer(SignalClientTest.JOIN)
}
}
}
@Test
fun reconnectFromPeerConnectionDisconnect() = runTest {
connect()
val eventCollector = EventCollector(room.events, coroutineRule.scope)
val stateCollector = FlowCollector(room::state.flow, coroutineRule.scope)
prepareForReconnect()
disconnectPeerConnection()
// Wait so that the reconnect job properly starts first.
testScheduler.advanceTimeBy(1000)
connectPeerConnection()
testScheduler.advanceUntilIdle()
val events = eventCollector.stopCollecting()
val states = stateCollector.stopCollecting()
assertIsClassList(
listOf(
RoomEvent.Reconnecting::class.java,
RoomEvent.Reconnected::class.java,
),
events
)
assertEquals(
listOf(
Room.State.CONNECTED,
Room.State.RECONNECTING,
Room.State.CONNECTED,
),
states
)
}
@Test
fun reconnectFromWebSocketFailure() = runTest {
connect()
val eventCollector = EventCollector(room.events, coroutineRule.scope)
val stateCollector = FlowCollector(room::state.flow, coroutineRule.scope)
prepareForReconnect()
wsFactory.ws.cancel()
// Wait so that the reconnect job properly starts first.
testScheduler.advanceTimeBy(1000)
connectPeerConnection()
testScheduler.advanceUntilIdle()
val events = eventCollector.stopCollecting()
val states = stateCollector.stopCollecting()
assertIsClassList(
listOf(
RoomEvent.Reconnecting::class.java,
RoomEvent.Reconnected::class.java,
),
events
)
assertEquals(
listOf(
Room.State.CONNECTED,
Room.State.RECONNECTING,
Room.State.CONNECTED,
),
states
)
}
@Test
fun softReconnectSendsSyncState() = runTest {
room.setReconnectionType(ReconnectType.FORCE_SOFT_RECONNECT)
connect()
prepareForReconnect()
disconnectPeerConnection()
// Wait so that the reconnect job properly starts first.
testScheduler.advanceTimeBy(1000)
connectPeerConnection()
testScheduler.advanceUntilIdle()
val sentRequests = wsFactory.ws.sentRequests
val sentSyncState = sentRequests.any { requestString ->
val sentRequest = LivekitRtc.SignalRequest.newBuilder()
.mergeFrom(requestString.toPBByteString())
.build()
return@any sentRequest.hasSyncState()
}
Assert.assertTrue(sentSyncState)
}
@Test
fun fullReconnectRepublishesTracks() = runTest {
room.setReconnectionType(ReconnectType.FORCE_FULL_RECONNECT)
connect()
// publish track
val publishJob = launch {
room.localParticipant.publishAudioTrack(
LocalAudioTrack(
"",
MockAudioStreamTrack(id = SignalClientTest.LOCAL_TRACK_PUBLISHED.trackPublished.cid)
)
)
}
simulateMessageFromServer(SignalClientTest.LOCAL_TRACK_PUBLISHED)
publishJob.join()
prepareForReconnect()
disconnectPeerConnection()
// Wait so that the reconnect job properly starts first.
testScheduler.advanceTimeBy(1000)
connectPeerConnection()
testScheduler.advanceUntilIdle()
val sentRequests = wsFactory.ws.sentRequests
val sentAddTrack = sentRequests.any { requestString ->
val sentRequest = LivekitRtc.SignalRequest.newBuilder()
.mergeFrom(requestString.toPBByteString())
.build()
return@any sentRequest.hasAddTrack()
}
println(sentRequests)
Assert.assertTrue(sentAddTrack)
}
}