pylucene 3.5.0-3

[pylucene.git] / lucene-java-3.5.0 / lucene / contrib / analyzers / common / src / test / org / apache / lucene / analysis / ru / TestRussianAnalyzer.java

diff --git a/lucene-java-3.5.0/lucene/contrib/analyzers/common/src/test/org/apache/lucene/analysis/ru/TestRussianAnalyzer.java b/lucene-java-3.5.0/lucene/contrib/analyzers/common/src/test/org/apache/lucene/analysis/ru/TestRussianAnalyzer.java
new file mode 100644 (file)
index 0000000..be15d62
--- /dev/null
+++ b/lucene-java-3.5.0/lucene/contrib/analyzers/common/src/test/org/apache/lucene/analysis/ru/TestRussianAnalyzer.java
@@ -0,0 +1,124 @@
+package org.apache.lucene.analysis.ru;
+
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import java.io.IOException;
+import java.io.InputStreamReader;
+
+import org.apache.lucene.analysis.BaseTokenStreamTestCase;
+import org.apache.lucene.analysis.Analyzer;
+import org.apache.lucene.analysis.CharArraySet;
+import org.apache.lucene.analysis.TokenStream;
+import org.apache.lucene.analysis.tokenattributes.CharTermAttribute;
+import org.apache.lucene.util.Version;
+
+/**
+ * Test case for RussianAnalyzer.
+ */
+
+public class TestRussianAnalyzer extends BaseTokenStreamTestCase
+{
+    private InputStreamReader inWords;
+
+    private InputStreamReader sampleUnicode;
+
+    /**
+     * @deprecated remove this test and its datafiles in Lucene 4.0
+     * the Snowball version has its own data tests.
+     */
+    @Deprecated
+    public void testUnicode30() throws IOException
+    {
+        RussianAnalyzer ra = new RussianAnalyzer(Version.LUCENE_30);
+        inWords =
+            new InputStreamReader(
+                getClass().getResourceAsStream("testUTF8.txt"),
+                "UTF-8");
+
+        sampleUnicode =
+            new InputStreamReader(
+                getClass().getResourceAsStream("resUTF8.htm"),
+                "UTF-8");
+
+        TokenStream in = ra.tokenStream("all", inWords);
+
+        RussianLetterTokenizer sample =
+            new RussianLetterTokenizer(TEST_VERSION_CURRENT,
+                sampleUnicode);
+
+        CharTermAttribute text = in.getAttribute(CharTermAttribute.class);
+        CharTermAttribute sampleText = sample.getAttribute(CharTermAttribute.class);
+
+        for (;;)
+        {
+          if (in.incrementToken() == false)
+            break;
+
+            boolean nextSampleToken = sample.incrementToken();
+            assertEquals(
+                "Unicode",
+                text.toString(),
+                nextSampleToken == false
+                ? null
+                : sampleText.toString());
+        }
+
+        inWords.close();
+        sampleUnicode.close();
+    }
+    
+    /** Check that RussianAnalyzer doesnt discard any numbers */
+    public void testDigitsInRussianCharset() throws IOException
+    {
+      RussianAnalyzer ra = new RussianAnalyzer(TEST_VERSION_CURRENT);
+      assertAnalyzesTo(ra, "text 1000", new String[] { "text", "1000" });
+    }
+    
+    /** @deprecated remove this test in Lucene 4.0: stopwords changed */
+    @Deprecated
+    public void testReusableTokenStream30() throws Exception {
+      Analyzer a = new RussianAnalyzer(Version.LUCENE_30);
+      assertAnalyzesToReuse(a, "Вместе с тем о силе электромагнитной энергии имели представление еще",
+          new String[] { "вмест", "сил", "электромагнитн", "энерг", "имел", "представлен" });
+      assertAnalyzesToReuse(a, "Но знание это хранилось в тайне",
+          new String[] { "знан", "хран", "тайн" });
+    }
+    
+    public void testReusableTokenStream() throws Exception {
+      Analyzer a = new RussianAnalyzer(TEST_VERSION_CURRENT);
+      assertAnalyzesToReuse(a, "Вместе с тем о силе электромагнитной энергии имели представление еще",
+          new String[] { "вмест", "сил", "электромагнитн", "энерг", "имел", "представлен" });
+      assertAnalyzesToReuse(a, "Но знание это хранилось в тайне",
+          new String[] { "знан", "эт", "хран", "тайн" });
+    }
+    
+    
+    public void testWithStemExclusionSet() throws Exception {
+      CharArraySet set = new CharArraySet(TEST_VERSION_CURRENT, 1, true);
+      set.add("представление");
+      Analyzer a = new RussianAnalyzer(TEST_VERSION_CURRENT, RussianAnalyzer.getDefaultStopSet() , set);
+      assertAnalyzesToReuse(a, "Вместе с тем о силе электромагнитной энергии имели представление еще",
+          new String[] { "вмест", "сил", "электромагнитн", "энерг", "имел", "представление" });
+     
+    }
+    
+    /** blast some random strings through the analyzer */
+    public void testRandomStrings() throws Exception {
+      checkRandomData(random, new RussianAnalyzer(TEST_VERSION_CURRENT), 10000*RANDOM_MULTIPLIER);
+    }
+}