pylucene 3.5.0-3

[pylucene.git] / lucene-java-3.5.0 / lucene / backwards / src / test / org / apache / lucene / search / TestMultiValuedNumericRangeQuery.java

diff --git a/lucene-java-3.5.0/lucene/backwards/src/test/org/apache/lucene/search/TestMultiValuedNumericRangeQuery.java b/lucene-java-3.5.0/lucene/backwards/src/test/org/apache/lucene/search/TestMultiValuedNumericRangeQuery.java
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+package org.apache.lucene.search;
+
+/**
+ * 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.util.Locale;
+import java.text.DecimalFormat;
+import java.text.DecimalFormatSymbols;
+
+import org.apache.lucene.analysis.MockAnalyzer;
+import org.apache.lucene.document.Document;
+import org.apache.lucene.document.Field;
+import org.apache.lucene.document.NumericField;
+import org.apache.lucene.index.IndexReader;
+import org.apache.lucene.index.RandomIndexWriter;
+import org.apache.lucene.store.Directory;
+import org.apache.lucene.util.LuceneTestCase;
+import org.apache.lucene.util._TestUtil;
+
+public class TestMultiValuedNumericRangeQuery extends LuceneTestCase {
+
+  /** Tests NumericRangeQuery on a multi-valued field (multiple numeric values per document).
+   * This test ensures, that a classical TermRangeQuery returns exactly the same document numbers as
+   * NumericRangeQuery (see SOLR-1322 for discussion) and the multiple precision terms per numeric value
+   * do not interfere with multiple numeric values.
+   */
+  public void testMultiValuedNRQ() throws Exception {
+    Directory directory = newDirectory();
+    RandomIndexWriter writer = new RandomIndexWriter(random, directory,
+        newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random))
+        .setMaxBufferedDocs(_TestUtil.nextInt(random, 50, 1000)));
+    
+    DecimalFormat format = new DecimalFormat("00000000000", new DecimalFormatSymbols(Locale.US));
+    
+    int num = atLeast(500);
+    for (int l = 0; l < num; l++) {
+      Document doc = new Document();
+      for (int m=0, c=random.nextInt(10); m<=c; m++) {
+        int value = random.nextInt(Integer.MAX_VALUE);
+        doc.add(newField("asc", format.format(value), Field.Store.NO, Field.Index.NOT_ANALYZED));
+        doc.add(new NumericField("trie", Field.Store.NO, true).setIntValue(value));
+      }
+      writer.addDocument(doc);
+    }
+    IndexReader reader = writer.getReader();
+    writer.close();
+    
+    IndexSearcher searcher=newSearcher(reader);
+    num = atLeast(50);
+    for (int i = 0; i < num; i++) {
+      int lower=random.nextInt(Integer.MAX_VALUE);
+      int upper=random.nextInt(Integer.MAX_VALUE);
+      if (lower>upper) {
+        int a=lower; lower=upper; upper=a;
+      }
+      TermRangeQuery cq=new TermRangeQuery("asc", format.format(lower), format.format(upper), true, true);
+      NumericRangeQuery<Integer> tq=NumericRangeQuery.newIntRange("trie", lower, upper, true, true);
+      TopDocs trTopDocs = searcher.search(cq, 1);
+      TopDocs nrTopDocs = searcher.search(tq, 1);
+      assertEquals("Returned count for NumericRangeQuery and TermRangeQuery must be equal", trTopDocs.totalHits, nrTopDocs.totalHits );
+    }
+    searcher.close();
+    reader.close();
+    directory.close();
+  }
+  
+}