UiAutomationUtil.kt
/*
* Copyright (C) 2022 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.
*/
@file:JvmName("UiAutomationUtil")
package androidx.test.espresso.device.common
import android.os.Build
import android.os.ParcelFileDescriptor.AutoCloseInputStream
import androidx.annotation.RequiresApi
import androidx.annotation.RestrictTo
import androidx.annotation.RestrictTo.Scope
import androidx.test.platform.app.InstrumentationRegistry
import java.nio.charset.Charset
/** Collection of utility methods using UiAutomation APIs */
/**
* Executes shell command and returns any stdout output
*
* @param command the shell command to execute
* @return stdout output
* @hide
*/
@RestrictTo(Scope.LIBRARY)
@RequiresApi(Build.VERSION_CODES.LOLLIPOP)
fun executeShellCommand(command: String): String {
val parcelFileDescriptor =
InstrumentationRegistry.getInstrumentation().getUiAutomation().executeShellCommand(command)
val output: String
AutoCloseInputStream(parcelFileDescriptor).use { inputStream ->
output = inputStream.readBytes().toString(Charset.defaultCharset())
}
return output
}