IndicesSegmentsBlocksIT.java example

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elasticsearch-master
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package org.elasticsearch.action.admin.indices.segments;

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;

@ClusterScope(scope = ESIntegTestCase.Scope.TEST)
public class IndicesSegmentsBlocksIT extends ESIntegTestCase {
    public void testIndicesSegmentsWithBlocks() {
        createIndex("test-blocks");
        ensureGreen("test-blocks");

        int docs = between(10, 100);
        for (int i = 0; i < docs; i++) {
            client().prepareIndex("test-blocks", "type", "" + i).setSource("test", "init").execute().actionGet();
        }
        client().admin().indices().prepareFlush("test-blocks").get();

        // Request is not blocked
        for (String blockSetting : Arrays.asList(SETTING_BLOCKS_READ, SETTING_BLOCKS_WRITE, SETTING_READ_ONLY)) {
            try {
                enableIndexBlock("test-blocks", blockSetting);
                IndicesSegmentResponse response = client().admin().indices().prepareSegments("test-blocks").execute().actionGet();
                assertNoFailures(response);
            } finally {
                disableIndexBlock("test-blocks", blockSetting);
            }
        }

        // Request is blocked
        try {
            enableIndexBlock("test-blocks", SETTING_BLOCKS_METADATA);
            assertBlocked(client().admin().indices().prepareSegments("test-blocks"));
        } finally {
            disableIndexBlock("test-blocks", SETTING_BLOCKS_METADATA);
        }
    }
}