Merge "Add RotaryCacheTest" into rvc-qpr-dev
diff --git a/car-ui-lib/car-ui-lib/src/androidTest/java/com/android/car/ui/RotaryCacheTest.java b/car-ui-lib/car-ui-lib/src/androidTest/java/com/android/car/ui/RotaryCacheTest.java
new file mode 100644
index 0000000..b1b9b59
--- /dev/null
+++ b/car-ui-lib/car-ui-lib/src/androidTest/java/com/android/car/ui/RotaryCacheTest.java
@@ -0,0 +1,112 @@
+/*
+ * 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.car.ui;
+
+import static com.android.car.ui.RotaryCache.CACHE_TYPE_EXPIRED_AFTER_SOME_TIME;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import android.content.Context;
+import android.view.View;
+
+import androidx.test.core.app.ApplicationProvider;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+/** Unit tests for {@link RotaryCache}. */
+@RunWith(AndroidJUnit4.class)
+public class RotaryCacheTest {
+ private static final int CACHE_TIME_OUT_MS = 10000;
+
+ private RotaryCache mRotaryCache;
+ private long mValidTime;
+ private long mExpiredTime;
+ private Context mContext;
+ private FocusArea mFocusArea;
+ private View mFocusedView;
+
+ @Before
+ public void setUp() {
+ mRotaryCache = new RotaryCache(CACHE_TYPE_EXPIRED_AFTER_SOME_TIME, CACHE_TIME_OUT_MS,
+ CACHE_TYPE_EXPIRED_AFTER_SOME_TIME, CACHE_TIME_OUT_MS);
+ mValidTime = CACHE_TIME_OUT_MS - 1;
+ mExpiredTime = CACHE_TIME_OUT_MS + 1;
+ mContext = ApplicationProvider.getApplicationContext();
+ mFocusArea = new FocusArea(mContext);
+ mFocusedView = new View(mContext);
+ }
+
+ @Test
+ public void testGetFocusedView_inTheCache() {
+ mRotaryCache.saveFocusedView(mFocusedView, 0);
+ View view = mRotaryCache.getFocusedView(mValidTime);
+ assertThat(view).isEqualTo(mFocusedView);
+ }
+
+ @Test
+ public void testGetFocusedView_notInTheCache() {
+ View view = mRotaryCache.getFocusedView(mValidTime);
+ assertThat(view).isNull();
+ }
+
+ @Test
+ public void testGetFocusedView_expiredCache() {
+ mRotaryCache.saveFocusedView(mFocusedView, 0);
+ View view = mRotaryCache.getFocusedView(mExpiredTime);
+ assertThat(view).isNull();
+ }
+
+ @Test
+ public void testGetCachedFocusArea_inTheCache() {
+ int direction = View.FOCUS_LEFT;
+ mRotaryCache.saveFocusArea(direction, mFocusArea, 0);
+ FocusArea focusArea = mRotaryCache.getCachedFocusArea(direction, mValidTime);
+ assertThat(focusArea).isEqualTo(mFocusArea);
+ }
+
+ @Test
+ public void testGetCachedFocusArea_notInTheCache() {
+ int direction = View.FOCUS_LEFT;
+ mRotaryCache.saveFocusArea(direction, mFocusArea, 0);
+
+ FocusArea focusArea = mRotaryCache.getCachedFocusArea(View.FOCUS_RIGHT, mValidTime);
+ assertThat(focusArea).isNull();
+ focusArea = mRotaryCache.getCachedFocusArea(View.FOCUS_UP, mValidTime);
+ assertThat(focusArea).isNull();
+ }
+
+ @Test
+ public void testGetCachedFocusArea_expiredCache() {
+ int direction = View.FOCUS_LEFT;
+ mRotaryCache.saveFocusArea(direction, mFocusArea, 0);
+ FocusArea focusArea = mRotaryCache.getCachedFocusArea(direction, mExpiredTime);
+ assertThat(focusArea).isNull();
+ }
+
+ @Test
+ public void testClearFocusAreaHistory() {
+ mRotaryCache.saveFocusArea(View.FOCUS_UP, mFocusArea, 0);
+ assertThat(mRotaryCache.getCachedFocusArea(View.FOCUS_UP, mValidTime)).isEqualTo(
+ mFocusArea);
+
+ mRotaryCache.clearFocusAreaHistory();
+ assertThat(mRotaryCache.getCachedFocusArea(View.FOCUS_UP, mValidTime)).isNull();
+ }
+}