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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 android.permissionui.cts
import android.accessibility.cts.common.InstrumentedAccessibilityService
import android.accessibility.cts.common.InstrumentedAccessibilityServiceTestRule
import android.app.UiAutomation
import android.content.Context
import android.content.Intent
import android.content.pm.PackageManager
import android.platform.test.annotations.AppModeFull
import androidx.test.filters.FlakyTest
import androidx.test.platform.app.InstrumentationRegistry
import androidx.test.runner.AndroidJUnit4
import androidx.test.uiautomator.By
import androidx.test.uiautomator.Configurator
import androidx.test.uiautomator.StaleObjectException
import androidx.test.uiautomator.UiDevice
import androidx.test.uiautomator.UiObject2
import androidx.test.uiautomator.Until
import com.android.compatibility.common.util.SystemUtil
import com.android.compatibility.common.util.UiAutomatorUtils2.waitFindObjectOrNull
import java.util.regex.Pattern
import org.junit.After
import org.junit.Assert.assertEquals
import org.junit.Assume
import org.junit.Before
import org.junit.Ignore
import org.junit.Rule
import org.junit.Test
import org.junit.runner.RunWith
@RunWith(AndroidJUnit4::class)
@AppModeFull(reason = "Instant apps cannot be a11y services")
@FlakyTest
class ReviewAccessibilityServicesTest {
private val context: Context = InstrumentationRegistry.getInstrumentation().context
private val uiDevice = UiDevice.getInstance(InstrumentationRegistry.getInstrumentation())
private val testService1String = context.getString(R.string.test_accessibility_service)
private val testService2String = context.getString(R.string.test_accessibility_service_2)
private val packageName = context.packageManager.permissionControllerPackageName
companion object {
private const val EXPECTED_TIMEOUT_MS = 500L
private const val NEW_WINDOW_TIMEOUT_MILLIS: Long = 20_000
}
@get:Rule
val accessibilityServiceRule =
InstrumentedAccessibilityServiceTestRule(AccessibilityTestService1::class.java, false)
@get:Rule
val accessibilityServiceRule2 =
InstrumentedAccessibilityServiceTestRule(AccessibilityTestService2::class.java, false)
init {
Configurator.getInstance().uiAutomationFlags =
UiAutomation.FLAG_DONT_SUPPRESS_ACCESSIBILITY_SERVICES
}
@Before
fun assumeNotAutoTvOrWear() {
Assume.assumeFalse(context.packageManager.hasSystemFeature(PackageManager.FEATURE_LEANBACK))
Assume.assumeFalse(
context.packageManager.hasSystemFeature(PackageManager.FEATURE_AUTOMOTIVE)
)
Assume.assumeFalse(context.packageManager.hasSystemFeature(PackageManager.FEATURE_WATCH))
}
@After
fun cleanUp() {
uiDevice.pressHome()
}
@Test
fun testActivityShowsSingleEnabledAccessibilityService() {
accessibilityServiceRule.enableService()
startAccessibilityActivity()
findTestService(true)
findTestService2(false)
}
@Test
fun testActivityShowsMultipleEnabledAccessibilityServices() {
accessibilityServiceRule.enableService()
accessibilityServiceRule2.enableService()
startAccessibilityActivity()
findTestService(true)
findTestService2(true)
}
@Test
fun testClickingSettingsGoesToIndividualSettingsWhenOneServiceEnabled() {
accessibilityServiceRule.enableService()
startAccessibilityActivity()
clickSettings()
waitForSettingsButtonToDisappear()
findTestService(true)
findTestService2(false)
}
@Test
@Ignore("b/293507233")
fun testClickingSettingsGoesToGeneralSettingsWhenMultipleServicesEnabled() {
accessibilityServiceRule.enableService()
accessibilityServiceRule2.enableService()
startAccessibilityActivity()
clickSettings()
waitForSettingsButtonToDisappear()
findTestService(true)
findTestService2(true)
}
@Test
fun testClickingIndividualGoesToIndividualSettingsWhenMultipleServicesEnabled() {
accessibilityServiceRule.enableService()
accessibilityServiceRule2.enableService()
startAccessibilityActivity()
findTestService2(true)!!.click()
waitForSettingsButtonToDisappear()
findTestService2(true)
findTestService(false)
}
private fun startAccessibilityActivity() {
val automan =
InstrumentationRegistry.getInstrumentation()
.getUiAutomation(UiAutomation.FLAG_DONT_SUPPRESS_ACCESSIBILITY_SERVICES)
doAndWaitForWindowTransition {
automan.adoptShellPermissionIdentity()
try {
context.startActivity(
Intent(Intent.ACTION_REVIEW_ACCESSIBILITY_SERVICES)
.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK)
)
} catch (e: Exception) {
throw RuntimeException("Caught exception", e)
} finally {
automan.dropShellPermissionIdentity()
}
}
}
private inline fun doAndWaitForWindowTransition(crossinline block: () -> Unit) {
val timeoutOccurred: Boolean =
!uiDevice.performActionAndWait(
{ block() },
Until.newWindow(),
NEW_WINDOW_TIMEOUT_MILLIS
)
if (timeoutOccurred) {
throw RuntimeException("Timed out waiting for window transition.")
}
}
private fun findTestService(shouldBePresent: Boolean): UiObject2? {
return findObjectByText(shouldBePresent, testService1String)
}
private fun findTestService2(shouldBePresent: Boolean): UiObject2? {
return findObjectByText(shouldBePresent, testService2String)
}
private fun clickSettings() {
findObjectByText(true, "Settings")?.click()
}
private fun waitForSettingsButtonToDisappear() {
SystemUtil.eventually {
findPCObjectByClassAndText(false,
"android.widget.Button",
"Settings"
)
}
}
private fun findObjectByTextWithoutRetry(
shouldBePresent: Boolean,
text: String,
): UiObject2? {
val containsWithoutCaseSelector =
By.text(Pattern.compile(".*$text.*", Pattern.CASE_INSENSITIVE))
val view =
if (shouldBePresent) {
waitFindObjectOrNull(containsWithoutCaseSelector)
} else {
waitFindObjectOrNull(containsWithoutCaseSelector, EXPECTED_TIMEOUT_MS)
}
assertEquals(
"Expected to find view with text $text: $shouldBePresent",
shouldBePresent,
view != null
)
return view
}
private fun findObjectByText(expected: Boolean, text: String): UiObject2? {
try {
return findObjectByTextWithoutRetry(expected, text)
} catch (stale: StaleObjectException) {
return findObjectByTextWithoutRetry(expected, text)
}
}
private fun findPCObjectByClassAndText(
shouldBePresent: Boolean,
className: String,
text: String
): UiObject2? {
val selector = By.pkg(packageName)
.clazz(className)
.text(text)
val view = waitFindObjectOrNull(selector)
assertEquals(
"Expected to find view with packageName '$packageName' className '$className' " +
"text '$text' : $shouldBePresent", shouldBePresent, view != null)
return view
}
}
/** Test Accessibility Services */
class AccessibilityTestService1 : InstrumentedAccessibilityService()
class AccessibilityTestService2 : InstrumentedAccessibilityService()
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