FieldCapabilitiesTests.java

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 * this work for additional information regarding copyright
 * ownership. Elasticsearch licenses this file to you 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
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package org.elasticsearch.action.fieldcaps;

import org.elasticsearch.common.io.stream.Writeable;
import org.elasticsearch.test.AbstractWireSerializingTestCase;

import static org.hamcrest.Matchers.equalTo;

public class FieldCapabilitiesTests extends AbstractWireSerializingTestCase<FieldCapabilities> {
    @Override
    protected FieldCapabilities createTestInstance() {
        return randomFieldCaps();
    }

    @Override
    protected Writeable.Reader<FieldCapabilities> instanceReader() {
        return FieldCapabilities::new;
    }

    public void testBuilder() {
        FieldCapabilities.Builder builder = new FieldCapabilities.Builder("field", "type");
        builder.add("index1", true, false);
        builder.add("index2", true, false);
        builder.add("index3", true, false);

        {
            FieldCapabilities cap1 = builder.build(false);
            assertThat(cap1.isSearchable(), equalTo(true));
            assertThat(cap1.isAggregatable(), equalTo(false));
            assertNull(cap1.indices());
            assertNull(cap1.nonSearchableIndices());
            assertNull(cap1.nonAggregatableIndices());

            FieldCapabilities cap2 = builder.build(true);
            assertThat(cap2.isSearchable(), equalTo(true));
            assertThat(cap2.isAggregatable(), equalTo(false));
            assertThat(cap2.indices().length, equalTo(3));
            assertThat(cap2.indices(), equalTo(new String[]{"index1", "index2", "index3"}));
            assertNull(cap2.nonSearchableIndices());
            assertNull(cap2.nonAggregatableIndices());
        }

        builder = new FieldCapabilities.Builder("field", "type");
        builder.add("index1", false, true);
        builder.add("index2", true, false);
        builder.add("index3", false, false);
        {
            FieldCapabilities cap1 = builder.build(false);
            assertThat(cap1.isSearchable(), equalTo(false));
            assertThat(cap1.isAggregatable(), equalTo(false));
            assertNull(cap1.indices());
            assertThat(cap1.nonSearchableIndices(), equalTo(new String[]{"index1", "index3"}));
            assertThat(cap1.nonAggregatableIndices(), equalTo(new String[]{"index2", "index3"}));

            FieldCapabilities cap2 = builder.build(true);
            assertThat(cap2.isSearchable(), equalTo(false));
            assertThat(cap2.isAggregatable(), equalTo(false));
            assertThat(cap2.indices().length, equalTo(3));
            assertThat(cap2.indices(), equalTo(new String[]{"index1", "index2", "index3"}));
            assertThat(cap1.nonSearchableIndices(), equalTo(new String[]{"index1", "index3"}));
            assertThat(cap1.nonAggregatableIndices(), equalTo(new String[]{"index2", "index3"}));
        }
    }

    static FieldCapabilities randomFieldCaps() {
        String[] indices = null;
        if (randomBoolean()) {
            indices = new String[randomIntBetween(1, 5)];
            for (int i = 0; i < indices.length; i++) {
                indices[i] = randomAlphaOfLengthBetween(5, 20);
            }
        }
        String[] nonSearchableIndices = null;
        if (randomBoolean()) {
            nonSearchableIndices = new String[randomIntBetween(0, 5)];
            for (int i = 0; i < nonSearchableIndices.length; i++) {
                nonSearchableIndices[i] = randomAlphaOfLengthBetween(5, 20);
            }
        }
        String[] nonAggregatableIndices = null;
        if (randomBoolean()) {
            nonAggregatableIndices = new String[randomIntBetween(0, 5)];
            for (int i = 0; i < nonAggregatableIndices.length; i++) {
                nonAggregatableIndices[i] = randomAlphaOfLengthBetween(5, 20);
            }
        }
        return new FieldCapabilities(randomAlphaOfLengthBetween(5, 20),
            randomAlphaOfLengthBetween(5, 20), randomBoolean(), randomBoolean(),
            indices, nonSearchableIndices, nonAggregatableIndices);
    }
}