/*
 * Copyright (C) 2016 TIBCO Jaspersoft Corporation. All rights reserved.
 * http://community.jaspersoft.com/project/mobile-sdk-android
 *
 * Unless you have purchased a commercial license agreement from TIBCO Jaspersoft,
 * the following license terms apply:
 *
 * This program is part of TIBCO Jaspersoft Mobile SDK for Android.
 *
 * TIBCO Jaspersoft Mobile SDK is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * TIBCO Jaspersoft Mobile SDK is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with TIBCO Jaspersoft Mobile SDK for Android. If not, see
 * <http://www.gnu.org/licenses/lgpl>.
 */

package com.jaspersoft.android.sdk.service.report.schedule;

import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;

import static com.jaspersoft.android.sdk.service.report.schedule.SearchTaskSpec.responseConfiguration;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.is;
import static org.mockito.MockitoAnnotations.initMocks;

public class RestFilterSearchTaskTest {
    public static final int ROW_NUMBER = 5;

    @Mock
    ReportScheduleUseCase mUseCase;

    private SearchTaskSpec spec;

    @Before
    public void setUp() throws Exception {
        initMocks(this);

        spec = new SearchTaskSpec.Builder()
                .useCase(mUseCase)
                .taskProvider(new SearchTaskSpec.TaskProvider() {
                    @Override
                    public JobSearchTask provideTask(ReportScheduleUseCase useCase, JobSearchCriteria criteria) {
                        return new RestFilterSearchTask(useCase, criteria);
                    }
                }).build();
    }

    @Test
    public void should_increment_offset_each_time_if_search_not_exhausted() throws Exception {
        spec.givenSearchResponse(responseConfiguration(ROW_NUMBER));
        spec.givenSearchTaskByCriteria(
                JobSearchCriteria.builder()
                        .withOffset(ROW_NUMBER)
                        .withLimit(ROW_NUMBER)
                        .build()
        );

        spec.whenNextLookupRequested();
        spec.thenShouldPerformNetworkRequestWitOffset(ROW_NUMBER);

        spec.whenNextLookupRequested();
        spec.thenShouldPerformNetworkRequestWitOffset(ROW_NUMBER + ROW_NUMBER);
    }

    @Test
    public void should_return_last_cached_values_if_search_exhausted() throws Exception {
        spec.givenSearchResponse(responseConfiguration(ROW_NUMBER - 1));
        spec.givenSearchTaskByCriteria(
                JobSearchCriteria.builder()
                        .withOffset(0)
                        .withLimit(JobSearchCriteria.UNLIMITED_ROW_NUMBER)
                        .build()
        );

        spec.whenNextLookupRequested();
        spec.thenShouldPerformNetworkRequestWitOffset(0);

        spec.whenNextLookupRequested();
        spec.thenShouldNotPerformNetworkRequest();
    }

    @Test
    public void should_return_empty_result_if_first_run_exhausted() throws Exception {
        spec.givenEmptySearchResponse();
        spec.givenSearchTaskByCriteria(
                JobSearchCriteria.empty()
        );

        spec.whenNextLookupRequested();
        spec.thenShouldPerformNetworkRequestWitOffset(0);
        spec.thenShouldBeNoSearchResults();

        spec.whenNextLookupRequested();
        spec.thenShouldNotPerformNetworkRequest();
    }

    @Test
    public void should_have_next_by_default_true() throws Exception {
        RestFilterSearchTask searchTask = new RestFilterSearchTask(mUseCase, JobSearchCriteria.empty());
        assertThat("Should have next values by default", searchTask.hasNext(), is(true));
    }
}