/*
 * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
 * or more contributor license agreements. Licensed under the Elastic License
 * 2.0 and the Server Side Public License, v 1; you may not use this file except
 * in compliance with, at your election, the Elastic License 2.0 or the Server
 * Side Public License, v 1.
 */

package org.elasticsearch.client.ml;

import org.elasticsearch.client.ValidationException;
import org.elasticsearch.client.ml.dataframe.DataFrameAnalyticsConfig;
import org.elasticsearch.client.ml.dataframe.DataFrameAnalyticsConfigTests;
import org.elasticsearch.client.ml.dataframe.MlDataFrameAnalysisNamedXContentProvider;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.xcontent.NamedXContentRegistry;
import org.elasticsearch.common.xcontent.XContentParser;
import org.elasticsearch.search.SearchModule;
import org.elasticsearch.test.AbstractXContentTestCase;

import java.io.IOException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Optional;

import static org.hamcrest.Matchers.containsString;

public class PutDataFrameAnalyticsRequestTests extends AbstractXContentTestCase<PutDataFrameAnalyticsRequest> {

    public void testValidate_Ok() {
        assertFalse(createTestInstance().validate().isPresent());
    }

    public void testValidate_Failure() {
        Optional<ValidationException> exception = new PutDataFrameAnalyticsRequest(null).validate();
        assertTrue(exception.isPresent());
        assertThat(exception.get().getMessage(), containsString("put requires a non-null data frame analytics config"));
    }

    @Override
    protected PutDataFrameAnalyticsRequest createTestInstance() {
        return new PutDataFrameAnalyticsRequest(DataFrameAnalyticsConfigTests.randomDataFrameAnalyticsConfig());
    }

    @Override
    protected PutDataFrameAnalyticsRequest doParseInstance(XContentParser parser) throws IOException {
        return new PutDataFrameAnalyticsRequest(DataFrameAnalyticsConfig.fromXContent(parser));
    }

    @Override
    protected boolean supportsUnknownFields() {
        return false;
    }

    @Override
    protected NamedXContentRegistry xContentRegistry() {
        List<NamedXContentRegistry.Entry> namedXContent = new ArrayList<>();
        namedXContent.addAll(new SearchModule(Settings.EMPTY, false, Collections.emptyList()).getNamedXContents());
        namedXContent.addAll(new MlDataFrameAnalysisNamedXContentProvider().getNamedXContentParsers());
        return new NamedXContentRegistry(namedXContent);
    }
}
