Merge "Unit tests for ListenableHostView" into main

2024-07-17 01:17:57 +00:00
parent 3e28e9c829 2e1bb929ba
commit 52f7fc5ef6
1 changed files with 54 additions and 0 deletions
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2024 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.launcher3.widget
+
+import android.content.Context
+import android.view.accessibility.AccessibilityNodeInfo
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.filters.SmallTest
+import androidx.test.platform.app.InstrumentationRegistry
+import com.android.launcher3.util.ActivityContextWrapper
+import com.google.common.truth.Truth
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@SmallTest
+@RunWith(AndroidJUnit4::class)
+class ListenableHostViewTest {
+
+    private val context: Context
+        get() = ActivityContextWrapper(InstrumentationRegistry.getInstrumentation().targetContext)
+
+    @Test
+    fun updateAppWidget_notifiesListeners() {
+        val hostView = ListenableHostView(context)
+        var wasNotifiedOfUpdate = false
+        val updateListener = Runnable { wasNotifiedOfUpdate = true }
+        hostView.addUpdateListener(updateListener)
+        hostView.beginDeferringUpdates()
+        hostView.updateAppWidget(null)
+        Truth.assertThat(wasNotifiedOfUpdate).isTrue()
+    }
+
+    @Test
+    fun onInitializeAccessibilityNodeInfo_correctlySetsClassName() {
+        val hostView = ListenableHostView(context)
+        val nodeInfo = AccessibilityNodeInfo()
+        hostView.onInitializeAccessibilityNodeInfo(nodeInfo)
+        Truth.assertThat(nodeInfo.className).isEqualTo(LauncherAppWidgetHostView::class.java.name)
+    }
+}