/*
 * 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", the "GNU Affero General Public License v3.0 only", 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", the "GNU Affero General Public
 * License v3.0 only", or the "Server Side Public License, v 1".
 */

package org.elasticsearch.action.admin.indices.cache.clear;

import org.elasticsearch.action.support.broadcast.BroadcastResponse;
import org.elasticsearch.test.ESIntegTestCase;
import org.elasticsearch.test.ESIntegTestCase.ClusterScope;

import java.util.Arrays;

import static org.elasticsearch.cluster.metadata.IndexMetadata.SETTING_BLOCKS_METADATA;
import static org.elasticsearch.cluster.metadata.IndexMetadata.SETTING_BLOCKS_READ;
import static org.elasticsearch.cluster.metadata.IndexMetadata.SETTING_BLOCKS_WRITE;
import static org.elasticsearch.cluster.metadata.IndexMetadata.SETTING_READ_ONLY;
import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertBlocked;
import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertNoFailures;
import static org.hamcrest.Matchers.equalTo;

@ClusterScope(scope = ESIntegTestCase.Scope.TEST)
public class ClearIndicesCacheBlocksIT extends ESIntegTestCase {
    public void testClearIndicesCacheWithBlocks() {
        createIndex("test");
        ensureGreen("test");

        NumShards numShards = getNumShards("test");

        // Request is not blocked
        for (String blockSetting : Arrays.asList(SETTING_BLOCKS_READ, SETTING_BLOCKS_WRITE)) {
            try {
                enableIndexBlock("test", blockSetting);
                BroadcastResponse clearIndicesCacheResponse = indicesAdmin().prepareClearCache("test")
                    .setFieldDataCache(true)
                    .setQueryCache(true)
                    .setFieldDataCache(true)
                    .get();
                assertNoFailures(clearIndicesCacheResponse);
                assertThat(clearIndicesCacheResponse.getSuccessfulShards(), equalTo(numShards.totalNumShards));
            } finally {
                disableIndexBlock("test", blockSetting);
            }
        }
        // Request is blocked
        for (String blockSetting : Arrays.asList(SETTING_READ_ONLY, SETTING_BLOCKS_METADATA)) {
            try {
                enableIndexBlock("test", blockSetting);
                assertBlocked(indicesAdmin().prepareClearCache("test").setFieldDataCache(true).setQueryCache(true).setFieldDataCache(true));
            } finally {
                disableIndexBlock("test", blockSetting);
            }
        }
    }
}