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| 1 | +/* |
| 2 | + * Licensed to the Apache Software Foundation (ASF) under one or more |
| 3 | + * contributor license agreements. See the NOTICE file distributed with |
| 4 | + * this work for additional information regarding copyright ownership. |
| 5 | + * The ASF licenses this file to You under the Apache License, Version 2.0 |
| 6 | + * (the "License"); you may not use this file except in compliance with |
| 7 | + * the License. You may obtain a copy of the License at |
| 8 | + * |
| 9 | + * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | + * |
| 11 | + * Unless required by applicable law or agreed to in writing, software |
| 12 | + * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | + * See the License for the specific language governing permissions and |
| 15 | + * limitations under the License. |
| 16 | + */ |
| 17 | + |
| 18 | +package org.apache.lucene.sandbox.search; |
| 19 | + |
| 20 | +import java.io.IOException; |
| 21 | +import java.util.Collection; |
| 22 | +import java.util.Collections; |
| 23 | +import java.util.Iterator; |
| 24 | +import org.apache.lucene.index.LeafReaderContext; |
| 25 | +import org.apache.lucene.search.DocIdSetIterator; |
| 26 | +import org.apache.lucene.search.Explanation; |
| 27 | +import org.apache.lucene.search.MatchAllDocsQuery; |
| 28 | +import org.apache.lucene.search.Matches; |
| 29 | +import org.apache.lucene.search.MatchesIterator; |
| 30 | +import org.apache.lucene.search.Query; |
| 31 | +import org.apache.lucene.search.Scorer; |
| 32 | +import org.apache.lucene.search.Weight; |
| 33 | +import org.apache.lucene.tests.util.LuceneTestCase; |
| 34 | + |
| 35 | +public class TestQueryProfilerWeight extends LuceneTestCase { |
| 36 | + |
| 37 | + private static final class FakeWeight extends Weight { |
| 38 | + FakeWeight(Query query) { |
| 39 | + super(query); |
| 40 | + } |
| 41 | + |
| 42 | + @Override |
| 43 | + public Explanation explain(LeafReaderContext context, int doc) { |
| 44 | + return Explanation.match(1, "fake_description"); |
| 45 | + } |
| 46 | + |
| 47 | + @Override |
| 48 | + public Scorer scorer(LeafReaderContext context) { |
| 49 | + return new Scorer(this) { |
| 50 | + @Override |
| 51 | + public DocIdSetIterator iterator() { |
| 52 | + return null; |
| 53 | + } |
| 54 | + |
| 55 | + @Override |
| 56 | + public float getMaxScore(int upTo) { |
| 57 | + return 42f; |
| 58 | + } |
| 59 | + |
| 60 | + @Override |
| 61 | + public float score() { |
| 62 | + return 0; |
| 63 | + } |
| 64 | + |
| 65 | + @Override |
| 66 | + public int docID() { |
| 67 | + return 0; |
| 68 | + } |
| 69 | + }; |
| 70 | + } |
| 71 | + |
| 72 | + @Override |
| 73 | + public boolean isCacheable(LeafReaderContext ctx) { |
| 74 | + return false; |
| 75 | + } |
| 76 | + |
| 77 | + @Override |
| 78 | + public Matches matches(LeafReaderContext context, int doc) { |
| 79 | + return new Matches() { |
| 80 | + @Override |
| 81 | + public MatchesIterator getMatches(String field) { |
| 82 | + return new MatchesIterator() { |
| 83 | + @Override |
| 84 | + public boolean next() { |
| 85 | + return false; |
| 86 | + } |
| 87 | + |
| 88 | + @Override |
| 89 | + public int startPosition() { |
| 90 | + return 42; |
| 91 | + } |
| 92 | + |
| 93 | + @Override |
| 94 | + public int endPosition() { |
| 95 | + return 43; |
| 96 | + } |
| 97 | + |
| 98 | + @Override |
| 99 | + public int startOffset() { |
| 100 | + return 44; |
| 101 | + } |
| 102 | + |
| 103 | + @Override |
| 104 | + public int endOffset() { |
| 105 | + return 45; |
| 106 | + } |
| 107 | + |
| 108 | + @Override |
| 109 | + public MatchesIterator getSubMatches() { |
| 110 | + return null; |
| 111 | + } |
| 112 | + |
| 113 | + @Override |
| 114 | + public Query getQuery() { |
| 115 | + return parentQuery; |
| 116 | + } |
| 117 | + }; |
| 118 | + } |
| 119 | + |
| 120 | + @Override |
| 121 | + public Collection<Matches> getSubMatches() { |
| 122 | + return Collections.emptyList(); |
| 123 | + } |
| 124 | + |
| 125 | + @Override |
| 126 | + public Iterator<String> iterator() { |
| 127 | + return null; |
| 128 | + } |
| 129 | + }; |
| 130 | + } |
| 131 | + } |
| 132 | + |
| 133 | + public void testPropagateMatches() throws IOException { |
| 134 | + Query query = new MatchAllDocsQuery(); |
| 135 | + Weight fakeWeight = new FakeWeight(query); |
| 136 | + QueryProfilerBreakdown profile = new QueryProfilerBreakdown(); |
| 137 | + QueryProfilerWeight profileWeight = new QueryProfilerWeight(fakeWeight, profile); |
| 138 | + assertEquals(42, profileWeight.matches(null, 1).getMatches("some_field").startPosition()); |
| 139 | + } |
| 140 | + |
| 141 | + public void testPropagateExplain() throws IOException { |
| 142 | + Query query = new MatchAllDocsQuery(); |
| 143 | + Weight fakeWeight = new FakeWeight(query); |
| 144 | + QueryProfilerBreakdown profile = new QueryProfilerBreakdown(); |
| 145 | + QueryProfilerWeight profileWeight = new QueryProfilerWeight(fakeWeight, profile); |
| 146 | + assertEquals("fake_description", profileWeight.explain(null, 1).getDescription()); |
| 147 | + } |
| 148 | + |
| 149 | + public void testPropagateScorer() throws IOException { |
| 150 | + Query query = new MatchAllDocsQuery(); |
| 151 | + Weight fakeWeight = new FakeWeight(query); |
| 152 | + QueryProfilerBreakdown profile = new QueryProfilerBreakdown(); |
| 153 | + QueryProfilerWeight profileWeight = new QueryProfilerWeight(fakeWeight, profile); |
| 154 | + assertEquals(42f, profileWeight.scorer(null).getMaxScore(DocIdSetIterator.NO_MORE_DOCS), 0f); |
| 155 | + } |
| 156 | +} |
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