MissingQueryTest.java

package com.silverforge.elasticsearchrawclient.queryDSL.queries.innerQueries;

import com.silverforge.elasticsearchrawclient.BuildConfig;
import com.silverforge.elasticsearchrawclient.exceptions.MandatoryParametersAreMissingException;
import com.silverforge.elasticsearchrawclient.definition.QueryTest;

import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.runner.RunWith;
import org.robolectric.RobolectricGradleTestRunner;
import org.robolectric.annotation.Config;

import static org.hamcrest.Matchers.greaterThan;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.not;
import static org.hamcrest.Matchers.notNullValue;
import static org.junit.Assert.assertThat;

@RunWith(RobolectricGradleTestRunner.class)
@Config(constants = BuildConfig.class, sdk = 21)
@Category(value = QueryTest.class)
public class MissingQueryTest {

    // region Happy path

    @Test
    public void when_all_params_added_then_query_is_formatted_well() throws MandatoryParametersAreMissingException {

        MissingQuery query = MissingQuery
                .builder()
                .field("user")
                .nullValue(true)
                .existence(true)
                .build();

        String queryString = query.getQueryString();

        assertThat(queryString, notNullValue());
        assertThat(queryString, not(""));

        assertThat(queryString.startsWith("{\"missing\":{"), is(true));
        assertThat(queryString.endsWith("}}"), is(true));

    }

    @Test
    public void when_minimum_required_params_added_then_query_is_generated_well() throws MandatoryParametersAreMissingException {

        MissingQuery query = MissingQuery
                .builder()
                .field("user")
                .build();

        String queryString = query.getQueryString();

        assertThat(queryString, notNullValue());
        assertThat(queryString, not(""));

        assertThat(queryString.indexOf("\"field\":\"user\""), greaterThan(0));

    }

    @Test
    public void when_all_params_added_then_query_is_generated_well() throws MandatoryParametersAreMissingException {

        MissingQuery query = MissingQuery
                .builder()
                .field("user")
                .existence(true)
                .nullValue(false)
                .build();

        String queryString = query.getQueryString();

        assertThat(queryString, notNullValue());
        assertThat(queryString, not(""));

        assertThat(queryString.indexOf("\"field\":\"user\""), greaterThan(0));
        assertThat(queryString.indexOf("\"existence\":\"true\""), greaterThan(0));
        assertThat(queryString.indexOf("\"null_value\":\"false\""), greaterThan(0));

    }

    // endregion Happy path

    // region Sad path

    @Test(expected = MandatoryParametersAreMissingException.class)
    public void when_no_params_added_then_exception_is_thrown() throws MandatoryParametersAreMissingException {

        MissingQuery query = MissingQuery
                .builder()
                .build();

    }

    // endregion Sad path

}