Examples with ShardShuffler org.elasticsearch.cluster.routing.ShardShuffler used on opensource projects

Example 1 with ShardShuffler

use of org.elasticsearch.cluster.routing.ShardShuffler in project elasticsearch by elastic.

the class RoutingIteratorTests method testEmptyIterator.

public void testEmptyIterator() {
    ShardShuffler shuffler = new RotationShardShuffler(0);
    ShardIterator shardIterator = new PlainShardIterator(new ShardId("test1", "_na_", 0), shuffler.shuffle(Collections.<ShardRouting>emptyList()));
    assertThat(shardIterator.remaining(), equalTo(0));
    assertThat(shardIterator.nextOrNull(), nullValue());
    assertThat(shardIterator.remaining(), equalTo(0));
    assertThat(shardIterator.nextOrNull(), nullValue());
    assertThat(shardIterator.remaining(), equalTo(0));
    shardIterator = new PlainShardIterator(new ShardId("test1", "_na_", 0), shuffler.shuffle(Collections.<ShardRouting>emptyList()));
    assertThat(shardIterator.remaining(), equalTo(0));
    assertThat(shardIterator.nextOrNull(), nullValue());
    assertThat(shardIterator.remaining(), equalTo(0));
    assertThat(shardIterator.nextOrNull(), nullValue());
    assertThat(shardIterator.remaining(), equalTo(0));
    shardIterator = new PlainShardIterator(new ShardId("test1", "_na_", 0), shuffler.shuffle(Collections.<ShardRouting>emptyList()));
    assertThat(shardIterator.remaining(), equalTo(0));
    assertThat(shardIterator.nextOrNull(), nullValue());
    assertThat(shardIterator.remaining(), equalTo(0));
    assertThat(shardIterator.nextOrNull(), nullValue());
    assertThat(shardIterator.remaining(), equalTo(0));
    shardIterator = new PlainShardIterator(new ShardId("test1", "_na_", 0), shuffler.shuffle(Collections.<ShardRouting>emptyList()));
    assertThat(shardIterator.remaining(), equalTo(0));
    assertThat(shardIterator.nextOrNull(), nullValue());
    assertThat(shardIterator.remaining(), equalTo(0));
    assertThat(shardIterator.nextOrNull(), nullValue());
    assertThat(shardIterator.remaining(), equalTo(0));
}