/*
 * Copyright (C) 2018 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.security;

import static com.google.common.truth.Truth.assertThat;

import android.content.ContentResolver;
import android.content.Context;
import android.provider.Settings;

import androidx.preference.Preference;

import com.android.settings.R;

import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.MockitoAnnotations;
import org.robolectric.RobolectricTestRunner;
import org.robolectric.RuntimeEnvironment;
import org.robolectric.annotation.Config;

@RunWith(RobolectricTestRunner.class)
public class ScreenPinningPreferenceControllerTest {

    private Context mContext;
    private ScreenPinningPreferenceController mController;
    private Preference mPreference;

    @Before
    public void setUp() {
        MockitoAnnotations.initMocks(this);
        mContext = RuntimeEnvironment.application;
        mController = new ScreenPinningPreferenceController(mContext, "key");
        mPreference = new Preference(mContext);
        mPreference.setKey(mController.getPreferenceKey());
    }

    @After
    public void tearDown() {
        final ContentResolver contentResolver = mContext.getContentResolver();
        Settings.System.putInt(contentResolver, Settings.System.LOCK_TO_APP_ENABLED, 0);
    }

    @Test
    public void isAvailable_byDefault_isTrue() {
        assertThat(mController.isAvailable()).isTrue();
    }

    @Test
    @Config(qualifiers = "mcc999")
    public void isAvailable_whenNotVisible_isFalse() {
        assertThat(mController.isAvailable()).isFalse();
    }

    @Test
    public void updateState_isOff_shouldDisableOffSummary() {
        final ContentResolver contentResolver = mContext.getContentResolver();
        Settings.System.putInt(contentResolver, Settings.System.LOCK_TO_APP_ENABLED, 0);

        mController.updateState(mPreference);

        assertThat(mPreference.getSummary())
                .isEqualTo(mContext.getString(R.string.switch_off_text));
    }

    @Test
    public void updateState_isOn_shouldDisableOnSummary() {
        final ContentResolver contentResolver = mContext.getContentResolver();
        Settings.System.putInt(contentResolver, Settings.System.LOCK_TO_APP_ENABLED, 1);

        mController.updateState(mPreference);

        assertThat(mPreference.getSummary())
                .isEqualTo(mContext.getString(R.string.switch_on_text));
    }

    @Test
    public void getPreferenceKey_whenGivenValue_returnsGivenValue() {
        mController = new ScreenPinningPreferenceController(mContext, "key");

        assertThat(mController.getPreferenceKey()).isEqualTo("key");
    }
}