Examples with FieldIndex org.drools.core.util.AbstractHashTable.FieldIndex used on opensource projects

Example 11 with FieldIndex

use of org.drools.core.util.AbstractHashTable.FieldIndex in project drools by kiegroup.

the class FieldIndexEntryTest method testSingleEntry.

@Test
public void testSingleEntry() {
    final ClassFieldReader extractor = store.getReader(Cheese.class, "type");
    final FieldIndex fieldIndex = new FieldIndex(extractor, null, MvelConstraint.INDEX_EVALUATOR);
    final SingleIndex singleIndex = new SingleIndex(new FieldIndex[] { fieldIndex }, 1);
    Tuple tuple = new RightTupleImpl(new DefaultFactHandle(1, new Cheese("stilton", 10)));
    final TupleList index = new AbstractHashTable.SingleIndexTupleList(singleIndex, tuple, "stilton".hashCode(), false);
    // Test initial construction
    assertNull(index.getFirst());
    assertEquals("stilton".hashCode(), index.hashCode());
    final Cheese stilton1 = new Cheese("stilton", 35);
    final InternalFactHandle h1 = new DefaultFactHandle(1, stilton1);
    // test add
    RightTuple h1RightTuple = new RightTupleImpl(h1, null);
    index.add(h1RightTuple);
    final Tuple entry1 = index.getFirst();
    assertSame(h1, entry1.getFactHandle());
    assertNull(entry1.getNext());
    assertSame(entry1, index.get(h1));
    // test get
    final Tuple entry2 = index.get(new RightTupleImpl(h1, null));
    assertSame(entry1, entry2);
    // test remove
    index.remove(h1RightTuple);
    assertNull(index.getFirst());
}