Merge "Adding simple test for PlayerViewHolder construction" into rvc-dev am: 193bb8b040

Change-Id: I788c183b84a1b4c9039587e3e558c6f75a0c06e2

packages/SystemUI/tests/src/com/android/systemui/media/PlayerViewHolderTest.kt

@@ -0,0 +1,62 @@
+/*
+ * 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.systemui.media
+
+import android.testing.AndroidTestingRunner
+import android.testing.TestableLooper
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import android.widget.FrameLayout
+
+import androidx.test.filters.SmallTest
+
+import com.android.systemui.SysuiTestCase
+import com.google.common.truth.Truth.assertThat
+
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+
+/**
+ * Tests for PlayerViewHolder.
+ */
+@SmallTest
+@RunWith(AndroidTestingRunner::class)
+@TestableLooper.RunWithLooper
+class PlayerViewHolderTest : SysuiTestCase() {
+
+    private lateinit var inflater: LayoutInflater
+    private lateinit var parent: ViewGroup
+
+    @Before
+    fun setUp() {
+        inflater = LayoutInflater.from(context)
+        parent = FrameLayout(context)
+    }
+
+    @Test
+    fun create() {
+        val holder = PlayerViewHolder.create(inflater, parent)
+        assertThat(holder.player).isNotNull()
+    }
+
+    @Test
+    fun backgroundIsIlluminationDrawable() {
+        val holder = PlayerViewHolder.create(inflater, parent)
+        assertThat(holder.background.background as IlluminationDrawable).isNotNull()
+    }
+}