org.sindice.siren.search.TestSirenReqExclScorer.java Source code

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Here is the source code for org.sindice.siren.search.TestSirenReqExclScorer.java

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/**
 * Copyright 2009, Renaud Delbru
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
/**
 * @project siren
 * @author Renaud Delbru [ 10 Dec 2009 ]
 * @link http://renaud.delbru.fr/
 * @copyright Copyright (C) 2009 by Renaud Delbru, All rights reserved.
 */
package org.sindice.siren.search;

import static org.junit.Assert.*;

import org.apache.lucene.search.DocIdSetIterator;
import org.junit.Test;

public class TestSirenReqExclScorer extends AbstractTestSirenScorer {

    @Test
    public void testNextWithTermExclusion() throws Exception {
        _helper.addDocument("\"aaa bbb\" \"aaa ccc\" . \"aaa bbb ccc\" \"bbb ccc\" . ");
        _helper.addDocument("\"aaa\" \"aaa bbb\" . ");

        final SirenReqExclScorer scorer = this.getReqExclScorer("aaa", "bbb");

        assertFalse(scorer.nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
        assertEquals(0, scorer.entity());
        assertEquals(0, scorer.tuple());
        assertEquals(1, scorer.cell());
        assertFalse(scorer.nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
        assertEquals(1, scorer.entity());
        assertEquals(0, scorer.tuple());
        assertEquals(0, scorer.cell());
        assertTrue(scorer.nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
    }

    @Test
    public void testNextWithPhraseExclusion1() throws Exception {
        _helper.addDocument("\"aaa bbb ccc\" \"aaa ccc\" . \"aaa bbb ccc ddd\" \"bbb aaa ccc ddd\" . ");
        _helper.addDocument("\"aaa bbb ccc ccc ddd\" \"aaa bbb ddd ddd ccc\" . ");
        _helper.addDocument("\"aaa bbb aaa bbb ccc ddd\" \"aaa bbb ddd ccc ddd ccc ddd\" . ");

        final SirenReqExclScorer scorer = this.getReqExclScorer(new String[] { "aaa", "bbb" },
                new String[] { "ccc", "ddd" });

        assertFalse(scorer.nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
        assertEquals(0, scorer.entity());
        assertEquals(0, scorer.tuple());
        assertEquals(0, scorer.cell());
        assertFalse(scorer.nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
        assertEquals(1, scorer.entity());
        assertEquals(0, scorer.tuple());
        assertEquals(1, scorer.cell());
        assertTrue(scorer.nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
    }

    @Test
    public void testNextWithPhraseExclusion2() throws Exception {
        _helper.addDocument("\"aaa bbb ccc\" . \"ccc aaa bbb\" . ");

        final SirenReqExclScorer scorer = this.getReqExclScorer(new String[] { "aaa", "bbb" },
                new String[] { "bbb", "ccc" });

        assertFalse(scorer.nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
        assertEquals(0, scorer.entity());
        assertEquals(1, scorer.tuple());
        assertEquals(0, scorer.cell());
        assertTrue(scorer.nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
    }

    @Test
    public void testNextPositionWithTermExclusion1() throws Exception {
        _helper.addDocument("\"aaa bbb\" \"aaa ccc\" . \"aaa bbb ccc\" \"bbb ccc\" . ");
        _helper.addDocument("\"aaa\" \"aaa bbb\" . \"aaa bb ccc\" . ");

        final SirenReqExclScorer scorer = this.getReqExclScorer("aaa", "bbb");

        assertFalse(scorer.nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
        assertEquals(0, scorer.entity());
        assertEquals(0, scorer.tuple());
        assertEquals(1, scorer.cell());
        assertTrue(scorer.nextPosition() == SirenIdIterator.NO_MORE_POS);
        assertFalse(scorer.nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
        assertEquals(1, scorer.entity());
        assertEquals(0, scorer.tuple());
        assertEquals(0, scorer.cell());
        assertFalse(scorer.nextPosition() == SirenIdIterator.NO_MORE_POS);
        assertEquals(1, scorer.entity());
        assertEquals(1, scorer.tuple());
        assertEquals(0, scorer.cell());
        assertTrue(scorer.nextPosition() == SirenIdIterator.NO_MORE_POS);
    }

    @Test
    public void testNextPositionWithExhaustedProhibitedScorer() throws Exception {
        _helper.addDocument("\"aaa bbb\" \"aaa ccc\" . \"aaa bbb ccc\" \"bbb ccc\" . ");
        _helper.addDocument("\"aaa\" \"aaa bbb\" . ");

        final SirenReqExclScorer scorer = this.getReqExclScorer("aaa", "ccc");

        assertFalse(scorer.nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
        assertEquals(0, scorer.entity());
        assertEquals(0, scorer.tuple());
        assertEquals(0, scorer.cell());

        assertTrue(scorer.nextPosition() == SirenIdIterator.NO_MORE_POS);

        assertFalse(scorer.nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
        assertEquals(1, scorer.entity());
        assertEquals(0, scorer.tuple());
        assertEquals(0, scorer.cell());

        // here, the prohibited scorer should be set to null (exhausted), let see
        // if there is a null pointer exception somewhere
        assertFalse(scorer.nextPosition() == SirenIdIterator.NO_MORE_POS);
        assertEquals(1, scorer.entity());
        assertEquals(0, scorer.tuple());
        assertEquals(1, scorer.cell());

        assertTrue(scorer.nextPosition() == SirenIdIterator.NO_MORE_POS);

        assertTrue(scorer.nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
    }

    @Test
    public void testNextPositionWithPhraseExclusion() throws Exception {
        _helper.addDocument("\"aaa bbb ccc\" \"aaa ccc\" . \"aaa bbb ccc dd ddd\" \"bbb aaa ccc ddd\" . ");
        _helper.addDocument("\"aaa ccc bbb aaa bbb ddd\" \"aaa bbb ddd ccc\" . ");
        _helper.addDocument("\"aaa bbb aaa bbb ccc ddd\" \"aaa bbb ddd ccc ddd ccc ddd\" . ");

        final SirenReqExclScorer scorer = this.getReqExclScorer(new String[] { "aaa", "bbb" },
                new String[] { "ccc", "ddd" });

        assertFalse(scorer.nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
        assertEquals(0, scorer.entity());
        assertEquals(0, scorer.tuple());
        assertEquals(0, scorer.cell());
        assertFalse(scorer.nextPosition() == SirenIdIterator.NO_MORE_POS);
        assertEquals(0, scorer.entity());
        assertEquals(1, scorer.tuple());
        assertEquals(0, scorer.cell());
        assertTrue(scorer.nextPosition() == SirenIdIterator.NO_MORE_POS);
        assertFalse(scorer.nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
        assertEquals(1, scorer.entity());
        assertEquals(0, scorer.tuple());
        assertEquals(0, scorer.cell());
        assertFalse(scorer.nextPosition() == SirenIdIterator.NO_MORE_POS);
        assertEquals(1, scorer.entity());
        assertEquals(0, scorer.tuple());
        assertEquals(1, scorer.cell());
        assertTrue(scorer.nextPosition() == SirenIdIterator.NO_MORE_POS);
        assertTrue(scorer.nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
    }

    @Test
    public void testSkipToWithTermExclusion() throws Exception {
        for (int i = 0; i < 32; i++) {
            _helper.addDocument("\"aaa bbb\" \"aaa ccc\" . \"aaa bbb ccc\" \"bbb ccc\" \"aaa aaa\". ");
            _helper.addDocument("\"aaa bbb aaa\" . \"aaa ccc bbb\" . ");
        }

        final SirenReqExclScorer scorer = this.getReqExclScorer("aaa", "bbb");

        assertFalse(scorer.advance(16) == DocIdSetIterator.NO_MORE_DOCS);
        assertEquals(16, scorer.entity());
        assertEquals(0, scorer.tuple());
        assertEquals(1, scorer.cell());
        assertFalse(scorer.nextPosition() == SirenIdIterator.NO_MORE_POS);
        assertEquals(16, scorer.entity());
        assertEquals(1, scorer.tuple());
        assertEquals(2, scorer.cell());
        assertFalse(scorer.nextPosition() == SirenIdIterator.NO_MORE_POS); // should match two times (two positions in the cell)
        assertEquals(16, scorer.entity());
        assertEquals(1, scorer.tuple());
        assertEquals(2, scorer.cell());
        assertTrue(scorer.nextPosition() == SirenIdIterator.NO_MORE_POS);
        assertFalse(scorer.nextDoc() == DocIdSetIterator.NO_MORE_DOCS);
        assertEquals(18, scorer.entity());
        assertEquals(0, scorer.tuple());
        assertEquals(1, scorer.cell());
        assertFalse(scorer.nextPosition() == SirenIdIterator.NO_MORE_POS);
        assertFalse(scorer.advance(40, 1) == DocIdSetIterator.NO_MORE_DOCS);
        assertEquals(40, scorer.entity());
        assertEquals(1, scorer.tuple());
        assertEquals(2, scorer.cell());
        assertFalse(scorer.nextPosition() == SirenIdIterator.NO_MORE_POS); // should match two times (two positions in the cell)
        assertEquals(40, scorer.entity());
        assertEquals(1, scorer.tuple());
        assertEquals(2, scorer.cell());
        assertFalse(scorer.advance(60, 1, 1) == DocIdSetIterator.NO_MORE_DOCS);
        assertEquals(60, scorer.entity());
        assertEquals(1, scorer.tuple());
        assertEquals(2, scorer.cell());
        assertTrue(scorer.advance(64, 2) == DocIdSetIterator.NO_MORE_DOCS);
        assertTrue(scorer.advance(65) == DocIdSetIterator.NO_MORE_DOCS);
    }

    @Test
    public void testSkipToWithPhraseExclusion() throws Exception {
        for (int i = 0; i < 32; i++) {
            _helper.addDocument("\"aaa bbb ccc\" \"aaa ccc\" . \"aaa bbb ccc dd ddd\" \"bbb aaa ccc ddd\" . ");
            _helper.addDocument("\"aaa ccc bbb aaa bbb ddd\" \"aaa bbb ddd ccc\" . ");
        }

        final SirenReqExclScorer scorer = this.getReqExclScorer(new String[] { "aaa", "bbb" },
                new String[] { "ccc", "ddd" });

        assertFalse(scorer.advance(32) == DocIdSetIterator.NO_MORE_DOCS);
        assertEquals(32, scorer.entity());
        assertEquals(0, scorer.tuple());
        assertEquals(0, scorer.cell());
        assertFalse(scorer.nextPosition() == SirenIdIterator.NO_MORE_POS);
        assertEquals(32, scorer.entity());
        assertEquals(1, scorer.tuple());
        assertEquals(0, scorer.cell());
        assertTrue(scorer.nextPosition() == SirenIdIterator.NO_MORE_POS);
        assertFalse(scorer.advance(40, 1) == DocIdSetIterator.NO_MORE_DOCS);
        assertEquals(40, scorer.entity());
        assertEquals(1, scorer.tuple());
        assertEquals(0, scorer.cell());
        assertTrue(scorer.nextPosition() == SirenIdIterator.NO_MORE_POS);
        assertFalse(scorer.advance(52, 1, 0) == DocIdSetIterator.NO_MORE_DOCS);
        assertEquals(52, scorer.entity());
        assertEquals(1, scorer.tuple());
        assertEquals(0, scorer.cell());
        assertTrue(scorer.nextPosition() == SirenIdIterator.NO_MORE_POS);
        assertFalse(scorer.advance(53, 0, 1) == DocIdSetIterator.NO_MORE_DOCS);
        assertEquals(53, scorer.entity());
        assertEquals(0, scorer.tuple());
        assertEquals(1, scorer.cell());
        assertTrue(scorer.advance(64, 2) == DocIdSetIterator.NO_MORE_DOCS);
        assertTrue(scorer.advance(65) == DocIdSetIterator.NO_MORE_DOCS);
    }

    @Override
    protected void assertTo(final AssertFunctor functor, final String[] input, final String[] terms,
            final int expectedNumDocs, final int[] expectedNumTuples, final int[] expectedNumCells,
            final int[] expectedEntityID, final int[] expectedTupleID, final int[] expectedCellID,
            final int[] expectedPos) throws Exception {
        // TODO Auto-generated method stub

    }

}