statistical encoding

brouter-codec/src/test/java/btools/codec/LinkedListContainerTest.java

@@ -0,0 +1,52 @@
+package btools.codec;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+public class LinkedListContainerTest
+{
+  @Test
+  public void linkedListTest1()
+  {
+    int nlists = 553;
+
+    LinkedListContainer llc = new LinkedListContainer( nlists, null );
+
+    for ( int ln = 0; ln < nlists; ln++ )
+    {
+      for ( int i = 0; i < 10; i++ )
+      {
+        llc.addDataElement( ln, ln * i );
+      }
+    }
+
+    for ( int i = 0; i < 10; i++ )
+    {
+      for ( int ln = 0; ln < nlists; ln++ )
+      {
+        llc.addDataElement( ln, ln * i );
+      }
+    }
+
+    for ( int ln = 0; ln < nlists; ln++ )
+    {
+      int cnt = llc.initList( ln );
+      Assert.assertTrue( "list size test", cnt == 20 );
+
+      for ( int i = 19; i >= 0; i-- )
+      {
+        int data = llc.getDataElement();
+        Assert.assertTrue( "data value test", data == ln * ( i % 10 ) );
+      }
+    }
+
+    try
+    {
+      llc.getDataElement();
+      Assert.fail( "no more elements expected" );
+    }
+    catch (IllegalArgumentException e)
+    {
+    }
+  }
+}