Add dynamic group panel

-Rename PanelCustomizedButtonCallback to PanelContentCallback
-Add onGroupChanged in PanelContentCallback
-Add test cases

Bug: 146813761
Test: make -j42 RunSettingsRoboTests
Change-Id: I60888efbbd0fc2878467418e55c70887a9d3f405

tests/robotests/src/com/android/settings/panel/MediaOutputGroupPanelTest.java

@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.panel;
+
+import static com.android.settings.media.MediaOutputSlice.MEDIA_PACKAGE_NAME;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.when;
+
+import android.content.Context;
+import android.net.Uri;
+
+import com.android.settings.slices.CustomSliceRegistry;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+
+import java.util.List;
+
+@RunWith(RobolectricTestRunner.class)
+public class MediaOutputGroupPanelTest {
+
+    private static final String TEST_PACKAGENAME = "com.test.packagename";
+
+    private MediaOutputGroupPanel mPanel;
+    private Context mContext;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+
+        mContext = spy(RuntimeEnvironment.application);
+        when(mContext.getApplicationContext()).thenReturn(mContext);
+        mPanel = MediaOutputGroupPanel.create(mContext, TEST_PACKAGENAME);
+    }
+
+    @Test
+    public void getSlices_containsNecessarySlices() {
+        final List<Uri> uris = mPanel.getSlices();
+
+        assertThat(uris).containsExactly(CustomSliceRegistry.MEDIA_OUTPUT_GROUP_SLICE_URI);
+    }
+
+    @Test
+    public void getSlices_verifyPackageName_isEqual() {
+        final List<Uri> uris = mPanel.getSlices();
+
+        assertThat(uris.get(0).getQueryParameter(MEDIA_PACKAGE_NAME)).isEqualTo(TEST_PACKAGENAME);
+    }
+
+    @Test
+    public void getSeeMoreIntent_isNull() {
+        assertThat(mPanel.getSeeMoreIntent()).isNull();
+    }
+}

tests/robotests/src/com/android/settings/panel/MediaOutputPanelTest.java

@@ -66,7 +66,7 @@ public class MediaOutputPanelTest {
     @Mock
     private LocalMediaManager mLocalMediaManager;
     @Mock
-    private PanelCustomizedButtonCallback mCallback;
+    private PanelContentCallback mCallback;
 
     private MediaOutputPanel mPanel;
     private Context mContext;