Examples with SchemaStorage org.neo4j.kernel.impl.store.SchemaStorage used on opensource projects

Example 11 with SchemaStorage

use of org.neo4j.kernel.impl.store.SchemaStorage in project neo4j by neo4j.

the class IndexStatisticsTest method shouldRemoveIndexStatisticsAfterIndexIsDeleted.

@Test
public void shouldRemoveIndexStatisticsAfterIndexIsDeleted() throws KernelException {
    // given
    createSomePersons();
    NewIndexDescriptor index = awaitOnline(createIndex("Person", "name"));
    SchemaStorage storage = new SchemaStorage(neoStores().getSchemaStore());
    long indexId = storage.indexGetForSchema(index).getId();
    // when
    dropIndex(index);
    // then
    try {
        indexSelectivity(index);
        fail("Expected IndexNotFoundKernelException to be thrown");
    } catch (IndexNotFoundKernelException e) {
        DoubleLongRegister actual = getTracker().indexSample(indexId, Registers.newDoubleLongRegister());
        assertDoubleLongEquals(0L, 0L, actual);
    }
    // and then index size and index updates are zero on disk
    DoubleLongRegister actual = getTracker().indexUpdatesAndSize(indexId, Registers.newDoubleLongRegister());
    assertDoubleLongEquals(0L, 0L, actual);
}