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* http://www.apache.org/licenses/LICENSE-2.0
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package org.elasticsearch.indices.exists.indices;
import org.elasticsearch.action.admin.indices.exists.indices.IndicesExistsRequest;
import org.elasticsearch.action.admin.indices.exists.indices.IndicesExistsRequestBuilder;
import org.elasticsearch.cluster.block.ClusterBlockException;
import org.elasticsearch.cluster.metadata.IndexMetaData;
import org.elasticsearch.test.ESIntegTestCase;
import java.util.Arrays;
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.assertAcked;
import static org.hamcrest.Matchers.equalTo;
public class IndicesExistsIT extends ESIntegTestCase {
// Indices exists never throws IndexMissingException, the indices options control its behaviour (return true or false)
public void testIndicesExists() throws Exception {
assertFalse(client().admin().indices().prepareExists("foo").get().isExists());
assertFalse(client().admin().indices().prepareExists("foo*").get().isExists());
assertFalse(client().admin().indices().prepareExists("_all").get().isExists());
createIndex("foo", "foobar", "bar", "barbaz");
IndicesExistsRequestBuilder indicesExistsRequestBuilder = client().admin().indices().prepareExists("foo*")
.setExpandWildcardsOpen(false);
IndicesExistsRequest request = indicesExistsRequestBuilder.request();
//check that ignore unavailable and allow no indices are set to false. That is their only valid value as it can't be overridden
assertFalse(request.indicesOptions().ignoreUnavailable());
assertFalse(request.indicesOptions().allowNoIndices());
assertThat(indicesExistsRequestBuilder.get().isExists(), equalTo(false));
assertAcked(client().admin().indices().prepareClose("foobar").get());
assertThat(client().admin().indices().prepareExists("foo*").get().isExists(), equalTo(true));
assertThat(client().admin().indices().prepareExists("foo*").setExpandWildcardsOpen(false)
.setExpandWildcardsClosed(false).get().isExists(), equalTo(false));
assertThat(client().admin().indices().prepareExists("foobar").get().isExists(), equalTo(true));
assertThat(client().admin().indices().prepareExists("foob*").setExpandWildcardsClosed(false).get().isExists(), equalTo(false));
assertThat(client().admin().indices().prepareExists("bar*").get().isExists(), equalTo(true));
assertThat(client().admin().indices().prepareExists("bar").get().isExists(), equalTo(true));
assertThat(client().admin().indices().prepareExists("_all").get().isExists(), equalTo(true));
}
public void testIndicesExistsWithBlocks() {
createIndex("ro");
// Request is not blocked
for (String blockSetting : Arrays.asList(SETTING_BLOCKS_READ, SETTING_BLOCKS_WRITE, SETTING_READ_ONLY)) {
try {
enableIndexBlock("ro", blockSetting);
assertThat(client().admin().indices().prepareExists("ro").execute().actionGet().isExists(), equalTo(true));
} finally {
disableIndexBlock("ro", blockSetting);
}
}
// Request is blocked
try {
enableIndexBlock("ro", IndexMetaData.SETTING_BLOCKS_METADATA);
assertThat(client().admin().indices().prepareExists("ro").execute().actionGet().isExists(), equalTo(true));
fail("Exists should fail when " + IndexMetaData.SETTING_BLOCKS_METADATA + " is true");
} catch (ClusterBlockException e) {
// Ok, a ClusterBlockException is expected
} finally {
disableIndexBlock("ro", IndexMetaData.SETTING_BLOCKS_METADATA);
}
}
}