pylucene 3.5.0-3

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

diff --git a/lucene-java-3.5.0/lucene/src/test/org/apache/lucene/search/TestSearchWithThreads.java b/lucene-java-3.5.0/lucene/src/test/org/apache/lucene/search/TestSearchWithThreads.java
new file mode 100644 (file)
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+++ b/lucene-java-3.5.0/lucene/src/test/org/apache/lucene/search/TestSearchWithThreads.java
@@ -0,0 +1,113 @@
+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.concurrent.atomic.AtomicBoolean;
+import java.util.concurrent.atomic.AtomicLong;
+
+import org.apache.lucene.document.Document;
+import org.apache.lucene.document.Field;
+import org.apache.lucene.index.IndexReader;
+import org.apache.lucene.index.RandomIndexWriter;
+import org.apache.lucene.index.Term;
+import org.apache.lucene.search.IndexSearcher;
+import org.apache.lucene.store.Directory;
+import org.apache.lucene.util.LuceneTestCase;
+
+public class TestSearchWithThreads extends LuceneTestCase {
+  
+  final int NUM_DOCS = atLeast(10000);
+  final int NUM_SEARCH_THREADS = 5;
+  final int RUN_TIME_MSEC = atLeast(1000);
+
+  public void test() throws Exception {
+    final Directory dir = newDirectory();
+    final RandomIndexWriter w = new RandomIndexWriter(random, dir);
+
+    final long startTime = System.currentTimeMillis();
+
+    // TODO: replace w/ the @nightly test data; make this
+    // into an optional @nightly stress test
+    final Document doc = new Document();
+    final Field body = newField("body", "", Field.Index.ANALYZED);
+    doc.add(body);
+    final StringBuilder sb = new StringBuilder();
+    for(int docCount=0;docCount<NUM_DOCS;docCount++) {
+      final int numTerms = random.nextInt(10);
+      for(int termCount=0;termCount<numTerms;termCount++) {
+        sb.append(random.nextBoolean() ? "aaa" : "bbb");
+        sb.append(' ');
+      }
+      body.setValue(sb.toString());
+      w.addDocument(doc);
+      sb.delete(0, sb.length());
+    }
+    final IndexReader r = w.getReader();
+    w.close();
+
+    final long endTime = System.currentTimeMillis();
+    if (VERBOSE) System.out.println("BUILD took " + (endTime-startTime));
+
+    final IndexSearcher s = newSearcher(r);
+
+    final AtomicBoolean failed = new AtomicBoolean();
+    final AtomicLong netSearch = new AtomicLong();
+
+    Thread[] threads = new Thread[NUM_SEARCH_THREADS];
+    for (int threadID = 0; threadID < NUM_SEARCH_THREADS; threadID++) {
+      threads[threadID] = new Thread() {
+        TotalHitCountCollector col = new TotalHitCountCollector();
+          @Override
+          public void run() {
+            try {
+              long totHits = 0;
+              long totSearch = 0;
+              long stopAt = System.currentTimeMillis() + RUN_TIME_MSEC;
+              while(System.currentTimeMillis() < stopAt && !failed.get()) {
+                s.search(new TermQuery(new Term("body", "aaa")), col);
+                totHits += col.getTotalHits();
+                s.search(new TermQuery(new Term("body", "bbb")), col);
+                totHits += col.getTotalHits();
+                totSearch++;
+              }
+              assertTrue(totSearch > 0 && totHits > 0);
+              netSearch.addAndGet(totSearch);
+            } catch (Exception exc) {
+              failed.set(true);
+              throw new RuntimeException(exc);
+            }
+          }
+        };
+      threads[threadID].setDaemon(true);
+    }
+
+    for (Thread t : threads) {
+      t.start();
+    }
+    
+    for (Thread t : threads) {
+      t.join();
+    }
+
+    if (VERBOSE) System.out.println(NUM_SEARCH_THREADS + " threads did " + netSearch.get() + " searches");
+
+    s.close();
+    r.close();
+    dir.close();
+  }
+}