pylucene 3.5.0-3

[pylucene.git] / lucene-java-3.5.0 / lucene / contrib / facet / src / test / org / apache / lucene / facet / example / TestSimpleExample.java

diff --git a/lucene-java-3.5.0/lucene/contrib/facet/src/test/org/apache/lucene/facet/example/TestSimpleExample.java b/lucene-java-3.5.0/lucene/contrib/facet/src/test/org/apache/lucene/facet/example/TestSimpleExample.java
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+++ b/lucene-java-3.5.0/lucene/contrib/facet/src/test/org/apache/lucene/facet/example/TestSimpleExample.java
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+package org.apache.lucene.facet.example;
+
+import java.util.Iterator;
+
+import org.junit.Test;
+
+import org.apache.lucene.util.LuceneTestCase;
+import org.apache.lucene.facet.example.ExampleResult;
+import org.apache.lucene.facet.example.simple.SimpleMain;
+import org.apache.lucene.facet.search.results.FacetResult;
+import org.apache.lucene.facet.search.results.FacetResultNode;
+
+/**
+ * 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.
+ */
+
+/**
+ * Test that the simple example works as expected. This test helps to verify
+ * that examples code is alive!
+ */
+public class TestSimpleExample extends LuceneTestCase {
+
+  @Test
+  public void testSimple () throws Exception {
+    ExampleResult res = new SimpleMain().runSimple();
+    assertNotNull("Null result!", res);
+    assertNotNull("Null facet result!", res.getFacetResults());
+    assertEquals("Wrong number of results!",1, res.getFacetResults().size());
+    assertEquals("Wrong number of facets!",3, res.getFacetResults().get(0).getNumValidDescendants());
+  }
+
+  /**
+   * In drill down test we are drilling down to a facet that appears in a single document.
+   * As result, facets that without drill down got count of 2 will now get a count of 1. 
+   */
+  @Test
+  public void testDrillDown () throws Exception {
+    ExampleResult res = new SimpleMain().runDrillDown();
+    assertNotNull("Null result!", res);
+    assertNotNull("Null facet result!", res.getFacetResults());
+    assertEquals("Wrong number of results!",1, res.getFacetResults().size());
+    
+    // drill down facet appears in only 1 doc, and that doc has only 2 facets  
+    FacetResult facetResult = res.getFacetResults().get(0);
+    assertEquals("Wrong number of facets!",2, facetResult.getNumValidDescendants());
+    
+    Iterator<? extends FacetResultNode> resIterator = facetResult.getFacetResultNode().getSubResults().iterator();
+    assertTrue("Too few results", resIterator.hasNext());
+    assertEquals("wrong count for first result out of 2", 1, (int)resIterator.next().getValue());
+    assertTrue("Too few results", resIterator.hasNext());
+    assertEquals("wrong count for second result out of 2", 1, (int)resIterator.next().getValue());
+    assertFalse("Too many results!", resIterator.hasNext());
+  }
+}