Merge "Notification on lockscreen settings: add WhatToShowController" into main

tests/robotests/src/com/android/settings/notification/LockScreenWhatToShowControllerTest.java

@@ -0,0 +1,100 @@
+/*
+ * Copyright (C) 2025 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.notification;
+
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+import android.content.Context;
+import android.platform.test.annotations.EnableFlags;
+import android.platform.test.flag.junit.SetFlagsRule;
+import android.provider.Settings;
+
+import androidx.annotation.Nullable;
+import androidx.preference.Preference;
+import androidx.test.core.app.ApplicationProvider;
+
+import com.android.server.notification.Flags;
+
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+
+@RunWith(RobolectricTestRunner.class)
+@EnableFlags(Flags.FLAG_NOTIFICATION_LOCK_SCREEN_SETTINGS)
+public class LockScreenWhatToShowControllerTest {
+
+    @Rule
+    public final SetFlagsRule mSetFlagsRule = new SetFlagsRule();
+
+    private static final String PREFERENCE_KEY = "lockscreen_notification_what_to_show";
+
+    private LockScreenWhatToShowController mController;
+    private Context mContext;
+    @Nullable
+    private Preference mPreference;
+
+    @Before
+    public void setUp() {
+        mContext = ApplicationProvider.getApplicationContext();
+        MockitoAnnotations.initMocks(this);
+        mController = new LockScreenWhatToShowController(
+                RuntimeEnvironment.application,
+                PREFERENCE_KEY);
+        mPreference = new Preference(mContext);
+        mPreference.setKey(PREFERENCE_KEY);
+    }
+
+    @Test
+    public void updateState_preferenceVisibleWhenSettingIsOn() {
+        // Before: the show LOCK_SCREEN_SHOW_NOTIFICATIONS setting is on
+        Settings.Secure.putInt(
+                mContext.getContentResolver(),
+                Settings.Secure.LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                LockScreenNotificationsGlobalPreferenceController.ON
+        );
+
+        // When: update state
+        mController.updateState(mPreference);
+
+        // Then: the preference is visible
+        assertNotNull(mPreference);
+        assertTrue(mPreference.isVisible());
+    }
+
+    @Test
+    public void updateState_preferenceInvisibleWhenSettingIsOff() {
+        // Before: the show LOCK_SCREEN_SHOW_NOTIFICATIONS setting is off
+        Settings.Secure.putInt(
+                mContext.getContentResolver(),
+                Settings.Secure.LOCK_SCREEN_SHOW_NOTIFICATIONS,
+                LockScreenNotificationsGlobalPreferenceController.OFF
+        );
+
+        // When: update state
+        mController.updateState(mPreference);
+
+        // Then: the preference is not visible
+        assertNotNull(mPreference);
+        assertFalse(mPreference.isVisible());
+    }
+}