MultiFieldIncludeInAllMapperTests.java example

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package org.elasticsearch.index.mapper;

import org.elasticsearch.common.compress.CompressedXContent;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.index.MapperTestUtils;
import org.elasticsearch.test.ESTestCase;

import java.io.IOException;

import static org.elasticsearch.common.xcontent.XContentFactory.jsonBuilder;


public class MultiFieldIncludeInAllMapperTests extends ESTestCase {
    public void testExceptionForIncludeInAllInMultiFields() throws IOException {
        XContentBuilder mapping = createMappingWithIncludeInAllInMultiField();

        // first check that for newer versions we throw exception if include_in_all is found withing multi field
        MapperService mapperService = MapperTestUtils.newMapperService(xContentRegistry(), createTempDir(), Settings.EMPTY, "test");
        Exception e = expectThrows(MapperParsingException.class, () ->
            mapperService.parse("type", new CompressedXContent(mapping.string()), true));
        assertEquals("include_in_all in multi fields is not allowed. Found the include_in_all in field [c] which is within a multi field.",
                e.getMessage());
    }

    private static XContentBuilder createMappingWithIncludeInAllInMultiField() throws IOException {
        XContentBuilder mapping = jsonBuilder();
        mapping.startObject()
                .startObject("type")
                .startObject("properties")
                .startObject("a")
                .field("type", "text")
                .endObject()
                .startObject("b")
                .field("type", "text")
                .startObject("fields")
                .startObject("c")
                .field("type", "text")
                .field("include_in_all", false)
                .endObject()
                .endObject()
                .endObject()
                .endObject()
                .endObject()
                .endObject();
        return mapping;
    }
}