AudioService: add TEST_MAPPING for pre-submit tests

Run AudioManager and AudioFocus CTS tests whenever a class
in audio service is changed.

Bug: 139315190
Test: verify this change caused those tests to be run during presubmit
Change-Id: I17a49fad6856ae28ef1951d64a43b04f44be4079
Merged-In: I17a49fad6856ae28ef1951d64a43b04f44be4079

services/core/java/com/android/server/audio/AudioService.java

@@ -155,7 +155,7 @@ import java.util.concurrent.Executor;
 import java.util.concurrent.atomic.AtomicBoolean;
 
 /**
- * The implementation of the volume manager service.
+ * The implementation of the audio service for volume, audio focus, device management...
  * <p>
  * This implementation focuses on delivering a responsive UI. Most methods are
  * asynchronous to external calls. For example, the task of setting a volume

services/core/java/com/android/server/audio/TEST_MAPPING

@@ -0,0 +1,15 @@
+{
+    "presubmit": [
+        {
+            "name": "CtsMediaTestCases",
+            "options": [
+                {
+                    "include-filter": "android.media.cts.AudioManagerTest"
+                },
+                {
+                    "include-filter": "android.media.cts.AudioFocusTest"
+                }
+            ]
+        }
+    ]
+}