Added unit test for K Skip N Gram Character Event Driver

unittests/com/jgaap/eventDrivers/KSkipNGramCharacterEventDriverTest.java

@@ -0,0 +1,63 @@
+/*
+ * JGAAP -- a graphical program for stylometric authorship attribution
+ * Copyright (C) 2009,2011 by Patrick Juola
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.jgaap.eventDrivers;
+
+import static org.junit.Assert.assertTrue;
+
+import org.junit.Test;
+
+import com.jgaap.generics.EventDriver;
+import com.jgaap.generics.EventGenerationException;
+import com.jgaap.util.Event;
+import com.jgaap.util.EventSet;
+
+/**
+ * 
+ * @author David Berdik
+ *
+ */
+public class KSkipNGramCharacterEventDriverTest {
+	@Test
+	public void testCreateEventDocumentSet() throws EventGenerationException {
+		String sampleInput = "Lorem ipsum dolor sit amet, ";
+		EventDriver eventDriver = new KSkipNGramCharacterEventDriver();
+		eventDriver.setParameter("K", 3);
+		eventDriver.setParameter("N", 4);
+		EventSet actualSet = eventDriver.createEventSet(sampleInput.toCharArray());
+
+		EventSet expectedSet = new EventSet();
+		expectedSet.addEvent(new Event("L m s d", eventDriver));
+		expectedSet.addEvent(new Event("o   u o", eventDriver));
+		expectedSet.addEvent(new Event("r i m l", eventDriver));
+		expectedSet.addEvent(new Event("e p   o", eventDriver));
+		expectedSet.addEvent(new Event("m s d r", eventDriver));
+		expectedSet.addEvent(new Event("u o", eventDriver));
+		expectedSet.addEvent(new Event("i m l s", eventDriver));
+		expectedSet.addEvent(new Event("p   o i", eventDriver));
+		expectedSet.addEvent(new Event("s d r t", eventDriver));
+		expectedSet.addEvent(new Event("u o", eventDriver));
+		expectedSet.addEvent(new Event("m l s a", eventDriver));
+		expectedSet.addEvent(new Event("o i m", eventDriver));
+		expectedSet.addEvent(new Event("d r t e", eventDriver));
+		expectedSet.addEvent(new Event("o     t", eventDriver));
+		expectedSet.addEvent(new Event("l s a ,", eventDriver));
+		expectedSet.addEvent(new Event("o i m", eventDriver));
+
+		assertTrue(expectedSet.equals(actualSet));
+	}
+}