SizeMappingTests.java example

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 * 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
 *
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package org.elasticsearch.index.mapper.size;

import java.util.Collection;

import org.elasticsearch.Version;
import org.elasticsearch.cluster.metadata.IndexMetaData;
import org.elasticsearch.common.bytes.BytesReference;
import org.elasticsearch.common.compress.CompressedXContent;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.xcontent.XContentFactory;
import org.elasticsearch.common.xcontent.XContentType;
import org.elasticsearch.index.IndexService;
import org.elasticsearch.index.mapper.MapperService;
import org.elasticsearch.index.mapper.NumberFieldMapper;
import org.elasticsearch.index.mapper.DocumentMapper;
import org.elasticsearch.index.mapper.ParsedDocument;
import org.elasticsearch.index.mapper.SourceToParse;
import org.elasticsearch.index.mapper.MappedFieldType;
import org.elasticsearch.plugin.mapper.MapperSizePlugin;
import org.elasticsearch.plugins.Plugin;
import org.elasticsearch.test.ESSingleNodeTestCase;
import org.elasticsearch.test.InternalSettingsPlugin;

import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.nullValue;
import static org.hamcrest.Matchers.instanceOf;

import org.apache.lucene.index.IndexableField;

public class SizeMappingTests extends ESSingleNodeTestCase {
    @Override
    protected Collection<Class<? extends Plugin>> getPlugins() {
        return pluginList(MapperSizePlugin.class, InternalSettingsPlugin.class);
    }

    public void testSizeEnabled() throws Exception {
        IndexService service = createIndex("test", Settings.EMPTY, "type", "_size", "enabled=true");
        DocumentMapper docMapper = service.mapperService().documentMapper("type");

        BytesReference source = XContentFactory.jsonBuilder()
            .startObject()
            .field("field", "value")
            .endObject()
            .bytes();
        ParsedDocument doc = docMapper.parse(SourceToParse.source("test", "type", "1", source, XContentType.JSON));

        boolean stored = false;
        boolean points = false;
        for (IndexableField field : doc.rootDoc().getFields("_size")) {
            stored |= field.fieldType().stored();
            points |= field.fieldType().pointDimensionCount() > 0;
        }
        assertTrue(stored);
        assertTrue(points);
    }

    public void testSizeDisabled() throws Exception {
        IndexService service = createIndex("test", Settings.EMPTY, "type", "_size", "enabled=false");
        DocumentMapper docMapper = service.mapperService().documentMapper("type");

        BytesReference source = XContentFactory.jsonBuilder()
            .startObject()
            .field("field", "value")
            .endObject()
            .bytes();
        ParsedDocument doc = docMapper.parse(SourceToParse.source("test", "type", "1", source, XContentType.JSON));

        assertThat(doc.rootDoc().getField("_size"), nullValue());
    }

    public void testSizeNotSet() throws Exception {
        IndexService service = createIndex("test", Settings.EMPTY, "type");
        DocumentMapper docMapper = service.mapperService().documentMapper("type");

        BytesReference source = XContentFactory.jsonBuilder()
            .startObject()
            .field("field", "value")
            .endObject()
            .bytes();
        ParsedDocument doc = docMapper.parse(SourceToParse.source("test", "type", "1", source, XContentType.JSON));

        assertThat(doc.rootDoc().getField("_size"), nullValue());
    }

    public void testThatDisablingWorksWhenMerging() throws Exception {
        IndexService service = createIndex("test", Settings.EMPTY, "type", "_size", "enabled=true");
        DocumentMapper docMapper = service.mapperService().documentMapper("type");
        assertThat(docMapper.metadataMapper(SizeFieldMapper.class).enabled(), is(true));

        String disabledMapping = XContentFactory.jsonBuilder().startObject().startObject("type")
            .startObject("_size").field("enabled", false).endObject()
            .endObject().endObject().string();
        docMapper = service.mapperService().merge("type", new CompressedXContent(disabledMapping),
            MapperService.MergeReason.MAPPING_UPDATE, false);

        assertThat(docMapper.metadataMapper(SizeFieldMapper.class).enabled(), is(false));
    }

}