Examples with PartitionSearcher org.neo4j.kernel.api.impl.index.partition.PartitionSearcher used on opensource projects

Example 11 with PartitionSearcher

use of org.neo4j.kernel.api.impl.index.partition.PartitionSearcher in project neo4j by neo4j.

the class NonUniqueDatabaseIndexSamplerTest method samplingOfLargeNumericValues.

@Test
public void samplingOfLargeNumericValues() throws Exception {
    try (RAMDirectory dir = new RAMDirectory();
        WritableIndexPartition indexPartition = new WritableIndexPartition(new File("testPartition"), dir, IndexWriterConfigs.standard())) {
        insertDocument(indexPartition, 1, Long.MAX_VALUE);
        insertDocument(indexPartition, 2, Integer.MAX_VALUE);
        indexPartition.maybeRefreshBlocking();
        try (PartitionSearcher searcher = indexPartition.acquireSearcher()) {
            NonUniqueLuceneIndexSampler sampler = new NonUniqueLuceneIndexSampler(searcher.getIndexSearcher(), taskControl.newInstance(), new IndexSamplingConfig(Config.empty()));
            assertEquals(new IndexSample(2, 2, 2), sampler.sampleIndex());
        }
    }
}