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

Example 76 with MockAnalyzer

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

the class AnalyzingInfixSuggesterTest method testHighlightCaseChange.

public void testHighlightCaseChange() throws Exception {
    Input[] keys = new Input[] { new Input("a Penny saved is a penny earned", 10, new BytesRef("foobaz")) };
    Analyzer a = new MockAnalyzer(random(), MockTokenizer.WHITESPACE, true);
    AnalyzingInfixSuggester suggester = new AnalyzingInfixSuggester(newDirectory(), a, a, 3, false);
    suggester.build(new InputArrayIterator(keys));
    List<LookupResult> results = suggester.lookup(TestUtil.stringToCharSequence("penn", random()), 10, true, true);
    assertEquals(1, results.size());
    assertEquals("a Penny saved is a penny earned", results.get(0).key);
    assertEquals("a <b>Penn</b>y saved is a <b>penn</b>y earned", results.get(0).highlightKey);
    suggester.close();
    // Try again, but overriding addPrefixMatch to highlight
    // the entire hit:
    suggester = new AnalyzingInfixSuggester(newDirectory(), a, a, 3, false) {

        @Override
        protected void addPrefixMatch(StringBuilder sb, String surface, String analyzed, String prefixToken) {
            sb.append("<b>");
            sb.append(surface);
            sb.append("</b>");
        }
    };
    suggester.build(new InputArrayIterator(keys));
    results = suggester.lookup(TestUtil.stringToCharSequence("penn", random()), 10, true, true);
    assertEquals(1, results.size());
    assertEquals("a Penny saved is a penny earned", results.get(0).key);
    assertEquals("a <b>Penny</b> saved is a <b>penny</b> earned", results.get(0).highlightKey);
    suggester.close();
    a.close();
}

Example 77 with MockAnalyzer

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

the class AnalyzingInfixSuggesterTest method testDoubleClose.

public void testDoubleClose() throws Exception {
    Input[] keys = new Input[] { new Input("a penny saved is a penny earned", 10, new BytesRef("foobaz")) };
    Analyzer a = new MockAnalyzer(random(), MockTokenizer.WHITESPACE, false);
    AnalyzingInfixSuggester suggester = new AnalyzingInfixSuggester(newDirectory(), a, a, 3, false);
    suggester.build(new InputArrayIterator(keys));
    suggester.close();
    suggester.close();
    a.close();
}

Example 78 with MockAnalyzer

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

the class AnalyzingInfixSuggesterTest method performOperationWithAllOptionCombinations.

/**
   * Perform the given operation on suggesters constructed with all combinations of options
   * commitOnBuild and closeIndexWriterOnBuild, including defaults.
   */
private void performOperationWithAllOptionCombinations(SuggesterOperation operation) throws Exception {
    Analyzer a = new MockAnalyzer(random(), MockTokenizer.WHITESPACE, false);
    AnalyzingInfixSuggester suggester = new AnalyzingInfixSuggester(newDirectory(), a);
    operation.operate(suggester);
    suggester.close();
    suggester = new AnalyzingInfixSuggester(newDirectory(), a, a, 3, false);
    operation.operate(suggester);
    suggester.close();
    suggester = new AnalyzingInfixSuggester(newDirectory(), a, a, 3, true);
    operation.operate(suggester);
    suggester.close();
    suggester = new AnalyzingInfixSuggester(newDirectory(), a, a, 3, true, AnalyzingInfixSuggester.DEFAULT_ALL_TERMS_REQUIRED, AnalyzingInfixSuggester.DEFAULT_HIGHLIGHT, true);
    operation.operate(suggester);
    suggester.close();
    suggester = new AnalyzingInfixSuggester(newDirectory(), a, a, 3, true, AnalyzingInfixSuggester.DEFAULT_ALL_TERMS_REQUIRED, AnalyzingInfixSuggester.DEFAULT_HIGHLIGHT, false);
    operation.operate(suggester);
    suggester.close();
    suggester = new AnalyzingInfixSuggester(newDirectory(), a, a, 3, false, AnalyzingInfixSuggester.DEFAULT_ALL_TERMS_REQUIRED, AnalyzingInfixSuggester.DEFAULT_HIGHLIGHT, true);
    operation.operate(suggester);
    suggester.close();
    suggester = new AnalyzingInfixSuggester(newDirectory(), a, a, 3, false, AnalyzingInfixSuggester.DEFAULT_ALL_TERMS_REQUIRED, AnalyzingInfixSuggester.DEFAULT_HIGHLIGHT, false);
    operation.operate(suggester);
    suggester.close();
    a.close();
}

Example 79 with MockAnalyzer

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

the class AnalyzingSuggesterTest method testMaxSurfaceFormsPerAnalyzedForm.

public void testMaxSurfaceFormsPerAnalyzedForm() throws Exception {
    Analyzer a = new MockAnalyzer(random());
    Directory tempDir = getDirectory();
    AnalyzingSuggester suggester = new AnalyzingSuggester(tempDir, "suggest", a, a, 0, 2, -1, true);
    suggester.build(new InputArrayIterator(shuffle(new Input("a", 40), new Input("a ", 50), new Input(" a", 60))));
    List<LookupResult> results = suggester.lookup("a", false, 5);
    assertEquals(2, results.size());
    assertEquals(" a", results.get(0).key);
    assertEquals(60, results.get(0).value);
    assertEquals("a ", results.get(1).key);
    assertEquals(50, results.get(1).value);
    IOUtils.close(a, tempDir);
}

Example 80 with MockAnalyzer

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

the class FuzzySuggesterTest method testKeyword.

/** this is basically the WFST test ported to KeywordAnalyzer. so it acts the same */
public void testKeyword() throws Exception {
    Input[] keys = new Input[] { new Input("foo", 50), new Input("bar", 10), new Input("barbar", 12), new Input("barbara", 6) };
    Analyzer analyzer = new MockAnalyzer(random(), MockTokenizer.KEYWORD, false);
    Directory tempDir = getDirectory();
    FuzzySuggester suggester = new FuzzySuggester(tempDir, "fuzzy", analyzer);
    suggester.build(new InputArrayIterator(keys));
    List<LookupResult> results = suggester.lookup(TestUtil.stringToCharSequence("bariar", random()), false, 2);
    assertEquals(2, results.size());
    assertEquals("barbar", results.get(0).key.toString());
    assertEquals(12, results.get(0).value, 0.01F);
    results = suggester.lookup(TestUtil.stringToCharSequence("barbr", random()), false, 2);
    assertEquals(2, results.size());
    assertEquals("barbar", results.get(0).key.toString());
    assertEquals(12, results.get(0).value, 0.01F);
    results = suggester.lookup(TestUtil.stringToCharSequence("barbara", random()), false, 2);
    assertEquals(2, results.size());
    assertEquals("barbara", results.get(0).key.toString());
    assertEquals(6, results.get(0).value, 0.01F);
    results = suggester.lookup(TestUtil.stringToCharSequence("barbar", random()), false, 2);
    assertEquals(2, results.size());
    assertEquals("barbar", results.get(0).key.toString());
    assertEquals(12, results.get(0).value, 0.01F);
    assertEquals("barbara", results.get(1).key.toString());
    assertEquals(6, results.get(1).value, 0.01F);
    results = suggester.lookup(TestUtil.stringToCharSequence("barbaa", random()), false, 2);
    assertEquals(2, results.size());
    assertEquals("barbar", results.get(0).key.toString());
    assertEquals(12, results.get(0).value, 0.01F);
    assertEquals("barbara", results.get(1).key.toString());
    assertEquals(6, results.get(1).value, 0.01F);
    // top N of 2, but only foo is available
    results = suggester.lookup(TestUtil.stringToCharSequence("f", random()), false, 2);
    assertEquals(1, results.size());
    assertEquals("foo", results.get(0).key.toString());
    assertEquals(50, results.get(0).value, 0.01F);
    // top N of 1 for 'bar': we return this even though
    // barbar is higher because exactFirst is enabled:
    results = suggester.lookup(TestUtil.stringToCharSequence("bar", random()), false, 1);
    assertEquals(1, results.size());
    assertEquals("bar", results.get(0).key.toString());
    assertEquals(10, results.get(0).value, 0.01F);
    // top N Of 2 for 'b'
    results = suggester.lookup(TestUtil.stringToCharSequence("b", random()), false, 2);
    assertEquals(2, results.size());
    assertEquals("barbar", results.get(0).key.toString());
    assertEquals(12, results.get(0).value, 0.01F);
    assertEquals("bar", results.get(1).key.toString());
    assertEquals(10, results.get(1).value, 0.01F);
    // top N of 3 for 'ba'
    results = suggester.lookup(TestUtil.stringToCharSequence("ba", random()), false, 3);
    assertEquals(3, results.size());
    assertEquals("barbar", results.get(0).key.toString());
    assertEquals(12, results.get(0).value, 0.01F);
    assertEquals("bar", results.get(1).key.toString());
    assertEquals(10, results.get(1).value, 0.01F);
    assertEquals("barbara", results.get(2).key.toString());
    assertEquals(6, results.get(2).value, 0.01F);
    IOUtils.close(analyzer, tempDir);
}