1 package org.apache.maven.index.context;
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22 import java.io.IOException;
23 import java.io.StringReader;
24 import java.util.ArrayList;
25 import java.util.Arrays;
26
27 import junit.framework.TestCase;
28
29 import org.apache.lucene.analysis.Tokenizer;
30 import org.apache.lucene.analysis.tokenattributes.TermAttribute;
31 import org.apache.maven.index.IndexerField;
32 import org.apache.maven.index.creator.MinimalArtifactInfoIndexCreator;
33
34 public class NexusAnalyzerTest
35 extends TestCase
36 {
37 protected NexusAnalyzer nexusAnalyzer;
38
39 protected void setUp()
40 throws Exception
41 {
42 super.setUp();
43
44 nexusAnalyzer = new NexusAnalyzer();
45 }
46
47 public void testGroupIdTokenization()
48 throws IOException
49 {
50 runAndCompare( MinimalArtifactInfoIndexCreator.FLD_GROUP_ID, "org.slf4j", new String[] { "org", "slf4j" } );
51
52 runAndCompare( MinimalArtifactInfoIndexCreator.FLD_GROUP_ID_KW, "org.slf4j", new String[] { "org.slf4j" } );
53 }
54
55 protected void runAndCompare( IndexerField indexerField, String text, String[] expected )
56 throws IOException
57 {
58 Tokenizer ts = (Tokenizer) nexusAnalyzer.reusableTokenStream( indexerField.getKey(), new StringReader( text ) );
59
60 ArrayList<String> tokenList = new ArrayList<String>();
61
62 if ( !indexerField.isKeyword() )
63 {
64 while ( ts.incrementToken() )
65 {
66 TermAttribute term = ts.getAttribute( TermAttribute.class );
67
68 tokenList.add( term.term() );
69 }
70 }
71 else
72 {
73 tokenList.add( text );
74 }
75
76 assertEquals( "The result does not meet the expectations.", Arrays.asList( expected ), tokenList );
77 }
78
79 }