Add additional tests for model-view-presenter pattern

model-view-presenter/src/test/java/com/iluwatar/model/view/presenter/AppTest.java

@@ -0,0 +1,18 @@
+package com.iluwatar.model.view.presenter;
+
+import org.junit.Test;
+
+/**
+ * 
+ * Application test
+ *
+ */
+public class AppTest {
+
+  @Test
+  public void test() {
+    String[] args = {};
+    App.main(args);
+  }
+
+}

model-view-presenter/src/test/java/com/iluwatar/model/view/presenter/FileLoaderTest.java

@@ -0,0 +1,24 @@
+package com.iluwatar.model.view.presenter;
+
+import org.junit.Test;
+
+import java.io.FileNotFoundException;
+import java.io.IOException;
+
+import static org.junit.Assert.*;
+
+/**
+ * Date: 12/21/15 - 12:12 PM
+ *
+ * @author Jeroen Meulemeester
+ */
+public class FileLoaderTest {
+
+  @Test
+  public void testLoadData() throws Exception {
+    final FileLoader fileLoader = new FileLoader();
+    fileLoader.setFileName("non-existing-file");
+    assertNull(fileLoader.loadData());
+  }
+
+}