Examples with MockAnalyzer org.apache.lucene.analysis.MockAnalyzer used on opensource projects

Example 66 with MockAnalyzer

use of org.apache.lucene.analysis.MockAnalyzer in project lucene-solr by apache.

the class TestContextQuery method testContextPrecedenceBoost.

@Test
public void testContextPrecedenceBoost() throws Exception {
    Analyzer analyzer = new MockAnalyzer(random());
    RandomIndexWriter iw = new RandomIndexWriter(random(), dir, iwcWithSuggestField(analyzer, "suggest_field"));
    Document document = new Document();
    document.add(new ContextSuggestField("suggest_field", "suggestion1", 4, "typetype"));
    document.add(new ContextSuggestField("suggest_field", "suggestion2", 3, "type"));
    iw.addDocument(document);
    if (rarely()) {
        iw.commit();
    }
    DirectoryReader reader = iw.getReader();
    SuggestIndexSearcher suggestIndexSearcher = new SuggestIndexSearcher(reader);
    ContextQuery query = new ContextQuery(new PrefixCompletionQuery(analyzer, new Term("suggest_field", "sugg")));
    query.addContext("type", 1);
    query.addContext("typetype", 2);
    TopSuggestDocs suggest = suggestIndexSearcher.suggest(query, 5, false);
    assertSuggestions(suggest, new Entry("suggestion1", "typetype", 4 * 2), new Entry("suggestion2", "type", 3 * 1));
    reader.close();
    iw.close();
}

Example 67 with MockAnalyzer

use of org.apache.lucene.analysis.MockAnalyzer in project lucene-solr by apache.

the class TestContextQuery method testSimpleContextQuery.

@Test
public void testSimpleContextQuery() throws Exception {
    Analyzer analyzer = new MockAnalyzer(random());
    RandomIndexWriter iw = new RandomIndexWriter(random(), dir, iwcWithSuggestField(analyzer, "suggest_field"));
    Document document = new Document();
    document.add(new ContextSuggestField("suggest_field", "suggestion1", 8, "type1"));
    document.add(new ContextSuggestField("suggest_field", "suggestion2", 7, "type2"));
    document.add(new ContextSuggestField("suggest_field", "suggestion3", 6, "type3"));
    iw.addDocument(document);
    document = new Document();
    document.add(new ContextSuggestField("suggest_field", "suggestion4", 5, "type4"));
    iw.addDocument(document);
    if (rarely()) {
        iw.commit();
    }
    DirectoryReader reader = iw.getReader();
    SuggestIndexSearcher suggestIndexSearcher = new SuggestIndexSearcher(reader);
    ContextQuery query = new ContextQuery(new PrefixCompletionQuery(analyzer, new Term("suggest_field", "sugg")));
    query.addContext("type1", 1);
    query.addContext("type2", 2);
    query.addContext("type3", 3);
    query.addContext("type4", 4);
    TopSuggestDocs suggest = suggestIndexSearcher.suggest(query, 5, false);
    assertSuggestions(suggest, new Entry("suggestion4", "type4", 5 * 4), new Entry("suggestion3", "type3", 6 * 3), new Entry("suggestion2", "type2", 7 * 2), new Entry("suggestion1", "type1", 8 * 1));
    reader.close();
    iw.close();
}

Example 68 with MockAnalyzer

use of org.apache.lucene.analysis.MockAnalyzer in project lucene-solr by apache.

the class TestContextQuery method testMixedContextQuery.

@Test
public void testMixedContextQuery() throws Exception {
    Analyzer analyzer = new MockAnalyzer(random());
    RandomIndexWriter iw = new RandomIndexWriter(random(), dir, iwcWithSuggestField(analyzer, "suggest_field"));
    Document document = new Document();
    document.add(new ContextSuggestField("suggest_field", "suggestion1", 4, "type1"));
    document.add(new ContextSuggestField("suggest_field", "suggestion2", 3, "type2"));
    document.add(new ContextSuggestField("suggest_field", "suggestion3", 2, "type3"));
    iw.addDocument(document);
    document = new Document();
    document.add(new ContextSuggestField("suggest_field", "suggestion4", 1, "type4"));
    iw.addDocument(document);
    if (rarely()) {
        iw.commit();
    }
    DirectoryReader reader = iw.getReader();
    SuggestIndexSearcher suggestIndexSearcher = new SuggestIndexSearcher(reader);
    ContextQuery query = new ContextQuery(new PrefixCompletionQuery(analyzer, new Term("suggest_field", "sugg")));
    query.addContext("type1", 7);
    query.addContext("type2", 6);
    query.addAllContexts();
    TopSuggestDocs suggest = suggestIndexSearcher.suggest(query, 5, false);
    assertSuggestions(suggest, new Entry("suggestion1", "type1", 4 * 7), new Entry("suggestion2", "type2", 3 * 6), new Entry("suggestion3", "type3", 2), new Entry("suggestion4", "type4", 1));
    reader.close();
    iw.close();
}

Example 69 with MockAnalyzer

use of org.apache.lucene.analysis.MockAnalyzer in project lucene-solr by apache.

the class TestContextQuery method testRandomContextQueryScoring.

@Test
public void testRandomContextQueryScoring() throws Exception {
    Analyzer analyzer = new MockAnalyzer(random());
    try (RandomIndexWriter iw = new RandomIndexWriter(random(), dir, iwcWithSuggestField(analyzer, "suggest_field"))) {
        int numSuggestions = atLeast(20);
        int numContexts = atLeast(5);
        Set<Integer> seenWeights = new HashSet<>();
        List<Entry> expectedEntries = new ArrayList<>();
        List<CharSequence> contexts = new ArrayList<>();
        for (int i = 1; i <= numContexts; i++) {
            CharSequence context = TestUtil.randomSimpleString(random(), 10) + i;
            contexts.add(context);
            for (int j = 1; j <= numSuggestions; j++) {
                String suggestion = "sugg_" + TestUtil.randomSimpleString(random(), 10) + j;
                int weight = TestUtil.nextInt(random(), 1, 1000 * numContexts * numSuggestions);
                while (seenWeights.contains(weight)) {
                    weight = TestUtil.nextInt(random(), 1, 1000 * numContexts * numSuggestions);
                }
                seenWeights.add(weight);
                Document document = new Document();
                document.add(new ContextSuggestField("suggest_field", suggestion, weight, context));
                iw.addDocument(document);
                expectedEntries.add(new Entry(suggestion, context.toString(), i * weight));
            }
            if (rarely()) {
                iw.commit();
            }
        }
        Entry[] expectedResults = expectedEntries.toArray(new Entry[expectedEntries.size()]);
        ArrayUtil.introSort(expectedResults, new Comparator<Entry>() {

            @Override
            public int compare(Entry o1, Entry o2) {
                int cmp = Float.compare(o2.value, o1.value);
                if (cmp != 0) {
                    return cmp;
                } else {
                    return o1.output.compareTo(o2.output);
                }
            }
        });
        try (DirectoryReader reader = iw.getReader()) {
            SuggestIndexSearcher suggestIndexSearcher = new SuggestIndexSearcher(reader);
            ContextQuery query = new ContextQuery(new PrefixCompletionQuery(analyzer, new Term("suggest_field", "sugg")));
            for (int i = 0; i < contexts.size(); i++) {
                query.addContext(contexts.get(i), i + 1);
            }
            TopSuggestDocs suggest = suggestIndexSearcher.suggest(query, 4, false);
            assertSuggestions(suggest, Arrays.copyOfRange(expectedResults, 0, 4));
        }
    }
}

Example 70 with MockAnalyzer

use of org.apache.lucene.analysis.MockAnalyzer in project lucene-solr by apache.

the class TestContextQuery method testEmptyContextWithBoosts.

@Test
public void testEmptyContextWithBoosts() throws Exception {
    Analyzer analyzer = new MockAnalyzer(random());
    RandomIndexWriter iw = new RandomIndexWriter(random(), dir, iwcWithSuggestField(analyzer, "suggest_field"));
    Document document = new Document();
    document.add(new ContextSuggestField("suggest_field", "suggestion1", 4));
    document.add(new ContextSuggestField("suggest_field", "suggestion2", 3));
    document.add(new ContextSuggestField("suggest_field", "suggestion3", 2));
    iw.addDocument(document);
    document = new Document();
    document.add(new ContextSuggestField("suggest_field", "suggestion4", 1, "type4"));
    iw.addDocument(document);
    if (rarely()) {
        iw.commit();
    }
    DirectoryReader reader = iw.getReader();
    SuggestIndexSearcher suggestIndexSearcher = new SuggestIndexSearcher(reader);
    ContextQuery query = new ContextQuery(new PrefixCompletionQuery(analyzer, new Term("suggest_field", "sugg")));
    query.addContext("type4", 10);
    query.addAllContexts();
    TopSuggestDocs suggest = suggestIndexSearcher.suggest(query, 5, false);
    assertSuggestions(suggest, new Entry("suggestion4", "type4", 1 * 10), new Entry("suggestion1", null, 4), new Entry("suggestion2", null, 3), new Entry("suggestion3", null, 2));
    reader.close();
    iw.close();
}