/*
 * Copyright (C) 2017 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 androidx.room.integration.testapp.paging;

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

import androidx.paging.PagingSource;
import androidx.room.integration.testapp.test.TestDatabaseTest;
import androidx.room.integration.testapp.vo.User;
import androidx.test.ext.junit.runners.AndroidJUnit4;
import androidx.test.filters.LargeTest;

import org.junit.Test;
import org.junit.runner.RunWith;

@LargeTest
@RunWith(AndroidJUnit4.class)
public class PagingSourceTest extends TestDatabaseTest {

    @Test
    public void returnsNewInstance() {
        PagingSource<Integer, User> pagingSource = mPagingSourceOnlyUserDao
                .loadPagedByAgePagingSource(3);
        pagingSource.invalidate();
        assertThat(pagingSource.getInvalid()).isTrue();

        PagingSource<Integer, User> newPagingSource = mPagingSourceOnlyUserDao
                .loadPagedByAgePagingSource(3);
        assertThat(newPagingSource.getInvalid()).isFalse();

        assertThat(pagingSource).isNotEqualTo(newPagingSource);
    }
}
