pylucene 3.5.0-3

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

diff --git a/lucene-java-3.5.0/lucene/contrib/facet/src/test/org/apache/lucene/facet/index/CategoryListPayloadStreamTest.java b/lucene-java-3.5.0/lucene/contrib/facet/src/test/org/apache/lucene/facet/index/CategoryListPayloadStreamTest.java
new file mode 100644 (file)
index 0000000..218c1eb
--- /dev/null
+++ b/lucene-java-3.5.0/lucene/contrib/facet/src/test/org/apache/lucene/facet/index/CategoryListPayloadStreamTest.java
@@ -0,0 +1,80 @@
+package org.apache.lucene.facet.index;
+
+import java.io.ByteArrayInputStream;
+
+import org.junit.Test;
+
+import org.apache.lucene.util.LuceneTestCase;
+import org.apache.lucene.facet.index.CategoryListPayloadStream;
+import org.apache.lucene.util.encoding.DGapIntDecoder;
+import org.apache.lucene.util.encoding.DGapIntEncoder;
+import org.apache.lucene.util.encoding.IntDecoder;
+import org.apache.lucene.util.encoding.NOnesIntDecoder;
+import org.apache.lucene.util.encoding.NOnesIntEncoder;
+import org.apache.lucene.util.encoding.UniqueValuesIntEncoder;
+
+/**
+ * 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.
+ */
+
+public class CategoryListPayloadStreamTest extends LuceneTestCase {
+
+  /**
+   * Verifies that a CategoryListPayloadStream can properly encode values into
+   * a byte stream for later constructing a Payload.
+   */
+  @Test
+  public void testStream() throws Exception {
+
+    CategoryListPayloadStream clps = new CategoryListPayloadStream(
+        new UniqueValuesIntEncoder(new DGapIntEncoder(
+            new NOnesIntEncoder(3))));
+
+    clps.appendIntToStream(1);
+    clps.appendIntToStream(10);
+    clps.appendIntToStream(100);
+    clps.appendIntToStream(1000);
+    clps.appendIntToStream(10000);
+    clps.appendIntToStream(100000);
+    clps.appendIntToStream(1000000);
+    clps.appendIntToStream(10000000);
+    clps.appendIntToStream(100000000);
+    clps.appendIntToStream(1000000000);
+    clps.appendIntToStream(Integer.MAX_VALUE);
+
+    ByteArrayInputStream bais = new ByteArrayInputStream(clps
+        .convertStreamToByteArray());
+    IntDecoder decoder = new DGapIntDecoder(new NOnesIntDecoder(3));
+    decoder.reInit(bais);
+    assertEquals("Wrong value in byte stream", 1, decoder.decode());
+    assertEquals("Wrong value in byte stream", 10, decoder.decode());
+    assertEquals("Wrong value in byte stream", 100, decoder.decode());
+    assertEquals("Wrong value in byte stream", 1000, decoder.decode());
+    assertEquals("Wrong value in byte stream", 10000, decoder.decode());
+    assertEquals("Wrong value in byte stream", 100000, decoder.decode());
+    assertEquals("Wrong value in byte stream", 1000000, decoder.decode());
+    assertEquals("Wrong value in byte stream", 10000000, decoder.decode());
+    assertEquals("Wrong value in byte stream", 100000000, decoder.decode());
+    assertEquals("Wrong value in byte stream", 1000000000, decoder.decode());
+    assertEquals("Wrong value in byte stream", Integer.MAX_VALUE, decoder.decode());
+    assertEquals("End of stream not reached", IntDecoder.EOS, decoder.decode());
+
+    clps.reset();
+    decoder.reInit(bais);
+    assertEquals("End of stream not reached", IntDecoder.EOS, decoder.decode());
+  }
+
+}