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Mohamed Metwalli
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package testhelpers
import android.os.ParcelFileDescriptor
import androidx.test.platform.app.InstrumentationRegistry
import java.io.BufferedReader
import java.io.InputStreamReader
/**
* System UI Demo Mode helper that uses instrumentation commands to clean device status bar.
* @see <a href="https://android.googlesource.com/platform/frameworks/base/+/master/packages/SystemUI/docs/demo_mode.md" >Demo mode</a>
* @see <a href="https://developer.android.com/studio/debug/dev-options#general" >Dev options</a>
*/
class SystemUIDemoModeHelper {
/**
* Allows System UI demo mode and configure how the status bar should look like
*/
fun enter() {
executeShellCommand("settings put global sysui_demo_allowed 1")
sendCommand("exit")
sendCommand("enter")
sendCommand("notifications", "visible" to "false")
sendCommand("network", "wifi" to "show", "level" to "4", "fully" to "true")
sendCommand("battery", "level" to "100", "plugged" to "false")
sendCommand("clock", "hhmm" to "1000")
}
/**
* Exist system UI demo mode
*/
fun exit() {
sendCommand("exit")
}
private fun sendCommand(command: String, vararg extras: Pair<String, Any>) {
val exec = StringBuilder("am broadcast -a com.android.systemui.demo -e command $command")
for ((key, value) in extras) {
exec.append(" -e $key $value")
}
executeShellCommand(exec.toString())
}
private fun executeShellCommand(command: String) {
waitForCompletion(InstrumentationRegistry.getInstrumentation().uiAutomation.executeShellCommand(command))
}
private fun waitForCompletion(descriptor: ParcelFileDescriptor) {
BufferedReader(
InputStreamReader(
ParcelFileDescriptor.AutoCloseInputStream(descriptor)
)
).use {
it.readText()
}
}
}