From ac7733cd70c634504310e0fc3c0d10414130a3b3 Mon Sep 17 00:00:00 2001
From: Beverly <beverlyt@google.com>
Date: Mon, 1 Oct 2018 11:40:06 -0400
Subject: [PATCH] Add test for null-pointer in ZenModeHelperTest

Change-Id: I540c86945a4a5a4538b01dff310a98be2944db76
Fixes: 116520986
Test: atest frameworks/base/services/tests/uiservicestests/src/com/android/server/notification/ZenModeHelperTest.java
---
 .../android/server/notification/ZenModeHelperTest.java    | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/services/tests/uiservicestests/src/com/android/server/notification/ZenModeHelperTest.java b/services/tests/uiservicestests/src/com/android/server/notification/ZenModeHelperTest.java
index 702161e48b750..13f3e5e7a3add 100644
--- a/services/tests/uiservicestests/src/com/android/server/notification/ZenModeHelperTest.java
+++ b/services/tests/uiservicestests/src/com/android/server/notification/ZenModeHelperTest.java
@@ -1030,6 +1030,14 @@ public class ZenModeHelperTest extends UiServiceTestCase {
         assertEquals(1, mZenModeHelperSpy.mConditions.mSubscriptions.size());
     }
 
+    @Test
+    public void testEmptyDefaultRulesMap() {
+        ZenModeConfig config = new ZenModeConfig();
+        config.automaticRules = new ArrayMap<>();
+        mZenModeHelperSpy.mConfig = config;
+        mZenModeHelperSpy.updateDefaultZenRules(); // shouldn't throw null pointer
+    }
+
     private void setupZenConfig() {
         mZenModeHelperSpy.mZenMode = Settings.Global.ZEN_MODE_IMPORTANT_INTERRUPTIONS;
         mZenModeHelperSpy.mConfig.allowAlarms = false;