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/*
* Copyright (C) 2023 The Android Open Source Project
*
* 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 com.android.processmonitor.monitor.adblib
import com.android.adblib.AdbSession
import com.android.adblib.ConnectedDevice
import com.android.adblib.connectedDevicesTracker
import com.android.adblib.device
import com.android.adblib.serialNumber
import com.android.adblib.testing.FakeAdbLoggerFactory
import com.android.adblib.testingutils.CloseablesRule
import com.android.adblib.testingutils.FakeAdbServerProvider
import com.android.adblib.testingutils.TestingAdbSessionHost
import com.android.fakeadbserver.DeviceState.DeviceStatus.ONLINE
import com.android.fakeadbserver.DeviceState.HostConnectionType.USB
import com.android.processmonitor.common.ProcessEvent.ProcessAdded
import com.android.processmonitor.common.ProcessEvent.ProcessRemoved
import com.android.processmonitor.testutils.toChannel
import com.google.common.truth.Truth.assertThat
import kotlinx.coroutines.ExperimentalCoroutinesApi
import kotlinx.coroutines.flow.first
import kotlinx.coroutines.flow.take
import kotlinx.coroutines.flow.toList
import kotlinx.coroutines.runBlocking
import kotlinx.coroutines.test.runTest
import org.junit.Rule
import org.junit.Test
/**
* Tests for [JdwpProcessTracker]
*/
@Suppress("OPT_IN_IS_NOT_ENABLED")
@OptIn(ExperimentalCoroutinesApi::class) // runTest is experimental (replaced runTestTest)
class JdwpProcessTrackerTest {
@get:Rule
val closeables = CloseablesRule()
private val fakeAdb = closeables.register(
FakeAdbServerProvider()
.buildDefault()
.start()
)
private val adbHost = closeables.register(TestingAdbSessionHost())
private val adbSession = closeables.register(
AdbSession.create(adbHost, fakeAdb.createChannelProvider(adbHost))
)
private val logger = FakeAdbLoggerFactory().logger
@Test
fun trackProcesses_addProcesses_appProcessFlow(): Unit = runBlocking {
val device = setupDevice("device1", 33)
val connectedDevice = adbSession.waitForDevice("device1")
val tracker = JdwpProcessTracker(connectedDevice, logger)
device.startClient(101, 1, "processName1", "packageName1", false)
device.startClient(102, 1, "processName2", "packageName2", false)
device.startClient(103, 1, "processName3", "packageName3", false)
val events = tracker.trackProcesses().take(3).toList()
assertThat(events).containsExactly(
ProcessAdded(pid = 101, "packageName1", "processName1"),
ProcessAdded(pid = 102, "packageName2", "processName2"),
ProcessAdded(pid = 103, "packageName3", "processName3"),
)
}
@Test
fun trackProcesses_addAndThenRemove_appProcessFlow() = runTest(dispatchTimeoutMs = 5_000) {
val device = setupDevice("device2", 33)
val connectedDevice = adbSession.waitForDevice("device2")
val tracker = JdwpProcessTracker(connectedDevice, logger)
tracker.trackProcesses().toChannel(this).use { channel ->
device.startClient(101, 1, "processName1", "packageName1", false)
device.startClient(102, 1, "processName2", "packageName2", false)
val addedEvents = channel.take(2)
device.stopClient(101)
device.stopClient(102)
val removedEvents = channel.take(2)
assertThat(addedEvents).containsExactly(
ProcessAdded(pid = 101, "packageName1", "processName1"),
ProcessAdded(pid = 102, "packageName2", "processName2"),
)
assertThat(removedEvents).containsExactly(
ProcessRemoved(pid = 102),
ProcessRemoved(pid = 101),
)
}
}
@Test
fun trackProcesses_addProcesses_jdwpProcessFlow(): Unit = runBlocking {
val device = setupDevice("device1", 30)
val connectedDevice = adbSession.waitForDevice("device1")
val tracker = JdwpProcessTracker(connectedDevice, logger)
device.startClient(101, 1, "processName1", "packageName1", false)
device.startClient(102, 1, "processName2", "packageName2", false)
device.startClient(103, 1, "processName3", "packageName3", false)
val events = tracker.trackProcesses().take(3).toList()
assertThat(events).containsExactly(
ProcessAdded(pid = 101, "packageName1", "processName1"),
ProcessAdded(pid = 102, "packageName2", "processName2"),
ProcessAdded(pid = 103, "packageName3", "processName3"),
)
}
@Test
fun trackProcesses_addAndThenRemove_jdwpProcessFlow() = runTest(dispatchTimeoutMs = 5_000) {
val device = setupDevice("device2", 30)
val connectedDevice = adbSession.waitForDevice("device2")
val tracker = JdwpProcessTracker(connectedDevice, logger)
tracker.trackProcesses().toChannel(this).use { channel ->
device.startClient(101, 1, "processName1", "packageName1", false)
device.startClient(102, 1, "processName2", "packageName2", false)
val addedEvents = channel.take(2)
device.stopClient(101)
device.stopClient(102)
val removedEvents = channel.take(2)
assertThat(addedEvents).containsExactly(
ProcessAdded(pid = 101, "packageName1", "processName1"),
ProcessAdded(pid = 102, "packageName2", "processName2"),
)
assertThat(removedEvents).containsExactly(
ProcessRemoved(pid = 102),
ProcessRemoved(pid = 101),
)
}
}
private fun setupDevice(serialNumber: String, sdk: Int) =
fakeAdb.connectDevice(serialNumber, "", "", "13", sdk.toString(), USB).apply {
deviceStatus = ONLINE
}
private suspend fun AdbSession.waitForDevice(serialNumber: String): ConnectedDevice {
connectedDevicesTracker.connectedDevices.first {
it.findDevice(serialNumber) != null
}
return connectedDevicesTracker.device(serialNumber)
}
}
private fun List<ConnectedDevice>.findDevice(serialNumber: String) =
firstOrNull { it.serialNumber == serialNumber }
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