Add notification lifecycle test helper

test-helper/src/main/AndroidManifest.xml

@@ -0,0 +1 @@
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"><uses-permission android:name="android.permission.POST_NOTIFICATIONS"/><application android:theme="@style/Theme.AppCompat.DayNight"><activity android:name=".MainActivity" android:exported="true"><intent-filter><action android:name="android.intent.action.MAIN"/><category android:name="android.intent.category.LAUNCHER"/></intent-filter></activity></application></manifest>

test-helper/src/main/java/se/ajpanton/notificationlog/helper/MainActivity.kt

@@ -0,0 +1,14 @@
+package se.ajpanton.notificationlog.helper
+
+import android.app.*
+import android.graphics.Bitmap
+import android.os.Bundle
+import android.widget.*
+import androidx.appcompat.app.AppCompatActivity
+
+class MainActivity : AppCompatActivity() {
+ private val manager by lazy { getSystemService(NotificationManager::class.java) }
+ override fun onCreate(state: Bundle?) { super.onCreate(state); manager.createNotificationChannel(NotificationChannel("test", "Test", NotificationManager.IMPORTANCE_DEFAULT)); setContentView(LinearLayout(this).apply { orientation=LinearLayout.VERTICAL; listOf("Post text" to { post("Text message") }, "Edit text" to { post("Edited message") }, "Post image" to { image() }, "Cancel" to { manager.cancel(1) }).forEach { (label, action) -> addView(Button(this@MainActivity).apply { text=label; setOnClickListener { action() } }) } }) }
+ private fun post(text:String)=manager.notify(1, Notification.Builder(this,"test").setSmallIcon(android.R.drawable.ic_dialog_info).setContentTitle("Helper").setContentText(text).build())
+ private fun image(){ val b=Bitmap.createBitmap(20,20,Bitmap.Config.ARGB_8888).apply{eraseColor(0xffff0000.toInt())}; manager.notify(2,Notification.Builder(this,"test").setSmallIcon(android.R.drawable.ic_menu_gallery).setStyle(Notification.BigPictureStyle().bigPicture(b)).build()) }
+}