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

Package org.apache.lucene.search.suggest

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

org.apache.lucene.search.suggest.TermFreq
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    };


    AnalyzingSuggester suggester = new AnalyzingSuggester(a, a, 0, 256, -1);


    suggester.build(new TermFreqArrayIterator(shuffle(
          new TermFreq("hambone", 6),
          new TermFreq("nellie", 5))));


    List<LookupResult> results = suggester.lookup("nellie", false, 2);
    assertEquals(2, results.size());
    assertEquals("hambone", results.get(0).key);
    assertEquals(6, results.get(0).value);

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    };


    AnalyzingSuggester suggester = new AnalyzingSuggester(a, a, 0, 256, -1);


    suggester.build(new TermFreqArrayIterator(new TermFreq[] {
          new TermFreq("a", 6),
          new TermFreq("b", 5),
        }));


    List<LookupResult> results = suggester.lookup("a", false, 2);
    assertEquals(2, results.size());
    assertEquals("a", results.get(0).key);

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      };


    AnalyzingSuggester suggester = new AnalyzingSuggester(a, a, 0, 256, -1);


    suggester.build(new TermFreqArrayIterator(new TermFreq[] {
          new TermFreq("a a", 50),
          new TermFreq("a b", 50),
        }));
  }

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  public void testDupSurfaceFormsMissingResults3() throws Exception {
    Analyzer a = new MockAnalyzer(random());
    AnalyzingSuggester suggester = new AnalyzingSuggester(a, a, AnalyzingSuggester.PRESERVE_SEP, 256, -1);
    suggester.build(new TermFreqArrayIterator(new TermFreq[] {
          new TermFreq("a a", 7),
          new TermFreq("a a", 7),
          new TermFreq("a c", 6),
          new TermFreq("a c", 3),
          new TermFreq("a b", 5),
        }));
    assertEquals("[a a/7, a c/6, a b/5]", suggester.lookup("a", false, 3).toString());
  }

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  public void testEndingSpace() throws Exception {
    Analyzer a = new MockAnalyzer(random());
    AnalyzingSuggester suggester = new AnalyzingSuggester(a, a, AnalyzingSuggester.PRESERVE_SEP, 256, -1);
    suggester.build(new TermFreqArrayIterator(new TermFreq[] {
          new TermFreq("i love lucy", 7),
          new TermFreq("isla de muerta", 8),
        }));
    assertEquals("[isla de muerta/8, i love lucy/7]", suggester.lookup("i", false, 3).toString());
    assertEquals("[i love lucy/7]", suggester.lookup("i ", false, 3).toString());
  }

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          };
        }
      };


    AnalyzingSuggester suggester = new AnalyzingSuggester(a, a, 0, 256, 1);
    suggester.build(new TermFreqArrayIterator(new TermFreq[] {new TermFreq("a", 1)}));
    assertEquals("[a/1]", suggester.lookup("a", false, 1).toString());
  }

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  public void testIllegalLookupArgument() throws Exception {
    Analyzer a = new MockAnalyzer(random());
    AnalyzingSuggester suggester = new AnalyzingSuggester(a, a, 0, 256, -1);
    suggester.build(new TermFreqArrayIterator(new TermFreq[] {
        new TermFreq("а где Люси?", 7),
    }));
    try {
      suggester.lookup("а\u001E", false, 3);
      fail("should throw IllegalArgumentException");
    } catch (IllegalArgumentException e) {

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  public void testRandomEdits() throws IOException {
    List<TermFreq> keys = new ArrayList<TermFreq>();
    int numTerms = atLeast(100);
    for (int i = 0; i < numTerms; i++) {
      keys.add(new TermFreq("boo" + _TestUtil.randomSimpleString(random()), 1 + random().nextInt(100)));
    }
    keys.add(new TermFreq("foo bar boo far", 12));
    FuzzySuggester suggester = new FuzzySuggester(new MockAnalyzer(random(), MockTokenizer.KEYWORD, false));
    suggester.build(new TermFreqArrayIterator(keys));
    int numIters = atLeast(10);
    for (int i = 0; i < numIters; i++) {
      String addRandomEdit = addRandomEdit("foo bar boo", FuzzySuggester.DEFAULT_NON_FUZZY_PREFIX);

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    }
  }
  
  /** this is basically the WFST test ported to KeywordAnalyzer. so it acts the same */
  public void testKeyword() throws Exception {
    TermFreq keys[] = new TermFreq[] {
        new TermFreq("foo", 50),
        new TermFreq("bar", 10),
        new TermFreq("barbar", 12),
        new TermFreq("barbara", 6)
    };
    
    FuzzySuggester suggester = new FuzzySuggester(new MockAnalyzer(random(), MockTokenizer.KEYWORD, false));
    suggester.build(new TermFreqArrayIterator(keys));

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  /**
   * basic "standardanalyzer" test with stopword removal
   */
  public void testStandard() throws Exception {
    TermFreq keys[] = new TermFreq[] {
        new TermFreq("the ghost of christmas past", 50),
    };
    
    Analyzer standard = new MockAnalyzer(random(), MockTokenizer.WHITESPACE, true, MockTokenFilter.ENGLISH_STOPSET, false);
    FuzzySuggester suggester = new FuzzySuggester(standard);
    suggester.build(new TermFreqArrayIterator(keys));

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Related Classes of org.apache.lucene.search.suggest.TermFreq

org.apache.lucene.search.suggest.analyzing.AnalyzingSuggesterTest

org.apache.lucene.search.suggest.analyzing.FuzzySuggesterTest

org.apache.lucene.search.suggest.fst.FSTLookupTest

org.apache.lucene.search.suggest.fst.WFSTCompletionTest

org.apache.lucene.util.BytesRef

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