Merge "Introduce controller for transcode notifications" into sc-dev

tests/unit/src/com/android/settings/development/transcode/TranscodeNotificationPreferenceControllerTest.java

@@ -0,0 +1,76 @@
+/*
+ * Copyright (C) 2021 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.development.transcode;
+
+import static com.android.settings.development.transcode.TranscodeNotificationPreferenceController.TRANSCODE_NOTIFICATION_SYS_PROP_KEY;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import android.content.Context;
+import android.os.SystemProperties;
+
+import androidx.test.core.app.ApplicationProvider;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import com.android.settings.core.BasePreferenceController;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+@RunWith(AndroidJUnit4.class)
+public class TranscodeNotificationPreferenceControllerTest {
+    private TranscodeNotificationPreferenceController mUnderTest;
+
+    @Before
+    public void setUp() {
+        Context context = ApplicationProvider.getApplicationContext();
+        mUnderTest = new TranscodeNotificationPreferenceController(context, "notification_key");
+    }
+
+    @Test
+    public void isChecked_whenSysPropSet_shouldReturnTrue() {
+        SystemProperties.set(TRANSCODE_NOTIFICATION_SYS_PROP_KEY, "true");
+        assertThat(mUnderTest.isChecked()).isTrue();
+    }
+
+    @Test
+    public void isChecked_whenSysPropUnset_shouldReturnFalse() {
+        SystemProperties.set(TRANSCODE_NOTIFICATION_SYS_PROP_KEY, "false");
+        assertThat(mUnderTest.isChecked()).isFalse();
+    }
+
+    @Test
+    public void setChecked_withTrue_shouldSetSysProp() {
+        mUnderTest.setChecked(true);
+        assertThat(
+                SystemProperties.getBoolean(TRANSCODE_NOTIFICATION_SYS_PROP_KEY, false)).isTrue();
+    }
+
+    @Test
+    public void setChecked_withFalse_shouldUnsetSysProp() {
+        mUnderTest.setChecked(false);
+        assertThat(
+                SystemProperties.getBoolean(TRANSCODE_NOTIFICATION_SYS_PROP_KEY, true)).isFalse();
+    }
+
+    @Test
+    public void getAvailabilityStatus_shouldReturn_isAvailable() {
+        assertThat(mUnderTest.getAvailabilityStatus()).isEqualTo(
+                BasePreferenceController.AVAILABLE);
+    }
+}