Merge "Fix Settings crash in Storage settings." into oc-dev

am: 816956d249

Change-Id: I3bd38a5cd716df4d4c91ab762870ad74c626de6d

src/com/android/settings/deviceinfo/storage/StorageItemPreferenceController.java

@@ -300,6 +300,10 @@ public class StorageItemPreferenceController extends PreferenceController {
     }
 
     private Intent getAudioIntent() {
+        if (mVolume == null) {
+            return null;
+        }
+
         Bundle args = new Bundle();
         args.putString(ManageApplications.EXTRA_CLASSNAME,
                 Settings.StorageUseActivity.class.getName());
@@ -312,6 +316,10 @@ public class StorageItemPreferenceController extends PreferenceController {
     }
 
     private Intent getAppsIntent() {
+        if (mVolume == null) {
+            return null;
+        }
+
         Bundle args = new Bundle();
         args.putString(ManageApplications.EXTRA_CLASSNAME,
                 Settings.StorageUseActivity.class.getName());

tests/robotests/src/com/android/settings/deviceinfo/storage/StorageItemPreferenceControllerTest.java

@@ -146,6 +146,14 @@ public class StorageItemPreferenceControllerTest {
                 ManageApplications.STORAGE_TYPE_MUSIC);
     }
 
+    @Test
+    public void handlePreferenceTreeClick_tappingAudioWhileUninitializedDoesntCrash() {
+        mController.setVolume(null);
+
+        mPreference.setKey("pref_music_audio");
+        mController.handlePreferenceTreeClick(mPreference);
+    }
+
     @Test
     public void testClickApps() {
         mPreference.setKey("pref_other_apps");
@@ -164,6 +172,14 @@ public class StorageItemPreferenceControllerTest {
                 .isEqualTo(R.string.apps_storage);
     }
 
+    @Test
+    public void handlePreferenceTreeClick_tappingAppsWhileUninitializedDoesntCrash() {
+        mController.setVolume(null);
+
+        mPreference.setKey("pref_other_apps");
+        mController.handlePreferenceTreeClick(mPreference);
+    }
+
     @Test
     public void testClickFiles() {
         when(mSvp.findEmulatedForPrivate(any(VolumeInfo.class))).thenReturn(mVolume);