Espresso Activity Actions (rewrite with new espresso APIs)

ActivityActions.kt

object ActivityActions {

    fun backgroundActivity(activity: Activity) {
        val intent = Intent().apply {
            action = Intent.ACTION_MAIN
            addCategory(Intent.CATEGORY_HOME)
        }
        launchActivityWithIntent(activity, intent)
    }

    fun foregroundActivity(activity: Activity) {
        val intent = Intent(activity, EventListActivity::class.java).apply {
            flags = Intent.FLAG_ACTIVITY_REORDER_TO_FRONT
        }
        launchActivityWithIntent(activity, intent)
    }

    private fun launchActivityWithIntent(activityContext: Activity, intent: Intent) {
        InstrumentationRegistry.getInstrumentation().runOnMainSync {
            activityContext.startActivity(intent)
        }
    }

    fun foregroundActivityWhenIdle(activity: Activity) {
        onIdle()
        foregroundActivity(activity)
    }

    fun recreateActivity(activity: EventListActivity) {
        InstrumentationRegistry.getInstrumentation().runOnMainSync {
            activity.recreate()
        }
    }
}