Package org.apache.lucene.search.suggest

Examples of org.apache.lucene.search.suggest.Input

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  public void testExactFirst() throws Exception {

    Analyzer a = getUnusualAnalyzer();
    FuzzySuggester suggester = new FuzzySuggester(a, a, AnalyzingSuggester.EXACT_FIRST | AnalyzingSuggester.PRESERVE_SEP, 256, -1, true, 1, true, 1, 3, false);
    suggester.build(new InputArrayIterator(new Input[] {
          new Input("x y", 1),
          new Input("x y z", 3),
          new Input("x", 2),
          new Input("z z z", 20),
        }));

    //System.out.println("ALL: " + suggester.lookup("x y", false, 6));

    for(int topN=1;topN<6;topN++) {
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    Analyzer a = getUnusualAnalyzer();
    FuzzySuggester suggester = new FuzzySuggester(a, a, AnalyzingSuggester.PRESERVE_SEP, 256, -1, true, 1, true, 1, 3, false);

    suggester.build(new InputArrayIterator(new Input[] {
          new Input("x y", 1),
          new Input("x y z", 3),
          new Input("x", 2),
          new Input("z z z", 20),
        }));

    for(int topN=1;topN<6;topN++) {
      List<LookupResult> results = suggester.lookup("p", false, topN);
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      for (int j = 1; j < key.length(); j++) {
        allPrefixes.add(key.substring(0, j));
      }
      // we can probably do Integer.MAX_VALUE here, but why worry.
      int weight = random().nextInt(1<<24);
      keys[i] = new Input(key, weight);

      slowCompletor.add(new TermFreqPayload2(key, analyzedKey, weight));
    }

    if (VERBOSE) {
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  public void testMaxSurfaceFormsPerAnalyzedForm() throws Exception {
    Analyzer a = new MockAnalyzer(random());
    FuzzySuggester suggester = new FuzzySuggester(a, a, 0, 2, -1, true, 1, true, 1, 3, false);

    List<Input> keys = Arrays.asList(new Input[] {
        new Input("a", 40),
        new Input("a ", 50),
        new Input(" a", 60),
      });

    Collections.shuffle(keys, random());
    suggester.build(new InputArrayIterator(keys));
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  public void testEditSeps() throws Exception {
    Analyzer a = new MockAnalyzer(random());
    FuzzySuggester suggester = new FuzzySuggester(a, a, FuzzySuggester.PRESERVE_SEP, 2, -1, true, 2, true, 1, 3, false);

    List<Input> keys = Arrays.asList(new Input[] {
        new Input("foo bar", 40),
        new Input("foo bar baz", 50),
        new Input("barbaz", 60),
        new Input("barbazfoo", 10),
      });

    Collections.shuffle(keys, random());
    suggester.build(new InputArrayIterator(keys));
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    final List<Input> answers = new ArrayList<Input>();
    final Set<String> seen = new HashSet<String>();
    for(int i=0;i<NUM;i++) {
      final String s = randomSimpleString(8);
      if (!seen.contains(s)) {
        answers.add(new Input(s, random().nextInt(1000)));
        seen.add(s);
      }
    }

    Collections.sort(answers, new Comparator<Input>() {
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// Test requires postings offsets:
@SuppressCodecs({"Lucene3x","MockFixedIntBlock","MockVariableIntBlock","MockSep","MockRandom"})
public class AnalyzingInfixSuggesterTest extends LuceneTestCase {

  public void testBasic() throws Exception {
    Input keys[] = new Input[] {
      new Input("lend me your ear", 8, new BytesRef("foobar")),
      new Input("a penny saved is a penny earned", 10, new BytesRef("foobaz")),
    };

    File tempDir = _TestUtil.getTempDir("AnalyzingInfixSuggesterTest");

    Analyzer a = new MockAnalyzer(random(), MockTokenizer.WHITESPACE, false);
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    suggester.close();
  }

  public void testAfterLoad() throws Exception {
    Input keys[] = new Input[] {
      new Input("lend me your ear", 8, new BytesRef("foobar")),
      new Input("a penny saved is a penny earned", 10, new BytesRef("foobaz")),
    };

    File tempDir = _TestUtil.getTempDir("AnalyzingInfixSuggesterTest");

    Analyzer a = new MockAnalyzer(random(), MockTokenizer.WHITESPACE, false);
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    }
  }

  @SuppressWarnings("unchecked")
  public void testHighlightAsObject() throws Exception {
    Input keys[] = new Input[] {
      new Input("a penny saved is a penny earned", 10, new BytesRef("foobaz")),
    };

    File tempDir = _TestUtil.getTempDir("AnalyzingInfixSuggesterTest");

    Analyzer a = new MockAnalyzer(random(), MockTokenizer.WHITESPACE, false);
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    return sb.toString();
  }

  public void testRandomMinPrefixLength() throws Exception {
    Input keys[] = new Input[] {
      new Input("lend me your ear", 8, new BytesRef("foobar")),
      new Input("a penny saved is a penny earned", 10, new BytesRef("foobaz")),
    };

    File tempDir = _TestUtil.getTempDir("AnalyzingInfixSuggesterTest");

    Analyzer a = new MockAnalyzer(random(), MockTokenizer.WHITESPACE, false);
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Related Classes of org.apache.lucene.search.suggest.Input

  • org.apache.lucene.search.suggest.analyzing.AnalyzingInfixSuggesterTest
  • org.apache.lucene.search.suggest.analyzing.AnalyzingSuggesterTest
  • org.apache.lucene.search.suggest.analyzing.BlendedInfixSuggesterTest
  • org.apache.lucene.search.suggest.analyzing.FuzzySuggesterTest
  • org.apache.lucene.search.suggest.analyzing.TestFreeTextSuggester
  • org.apache.lucene.search.suggest.fst.WFSTCompletionTest
  • org.apache.lucene.util.BytesRef
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