Add entry point to launch media output slice

Add media output panel type to launch media output slice.

Bug: 121083246
Test: make -j RunSettingsRoboTests
Change-Id: Ibf706146430e309fef6cbf0e1e86c2d5b78b50d5

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

@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2019 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 android.net.Uri;
+
+import com.android.settings.slices.CustomSliceRegistry;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+
+import java.util.List;
+
+@RunWith(RobolectricTestRunner.class)
+public class MediaOutputPanelTest {
+
+    private static final String TEST_PACKAGENAME = "com.test.packagename";
+
+    private MediaOutputPanel mPanel;
+
+    @Before
+    public void setUp() {
+        mPanel = MediaOutputPanel.create(RuntimeEnvironment.application, TEST_PACKAGENAME);
+    }
+
+    @Test
+    public void getSlices_containsNecessarySlices() {
+        final List<Uri> uris = mPanel.getSlices();
+
+        assertThat(uris).containsExactly(CustomSliceRegistry.MEDIA_OUTPUT_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();
+    }
+}