Added class for lottery numbers and unit tests for it

hexagonal/src/test/java/com/iluwatar/hexagonal/AppTest.java

@@ -22,8 +22,6 @@
  */
 package com.iluwatar.hexagonal;
 
-import static org.junit.Assert.assertTrue;
-
 import org.junit.Test;
 
 /**
@@ -31,11 +29,9 @@ import org.junit.Test;
  */
 public class AppTest {
 
-  /**
-   * Rigourous Test :-)
-   */
   @Test
   public void testApp() {
-    assertTrue(true);
+    String[] args = {};
+    App.main(args);
   }
 }

hexagonal/src/test/java/com/iluwatar/hexagonal/domain/LotteryNumbersTest.java

@@ -0,0 +1,66 @@
+/**
+ * The MIT License
+ * Copyright (c) 2014 Ilkka Seppälä
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+package com.iluwatar.hexagonal.domain;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+import java.util.Arrays;
+import java.util.HashSet;
+
+import org.junit.Test;
+
+/**
+ * 
+ * Unit tests for {@link LotteryNumbers}
+ *
+ */
+public class LotteryNumbersTest {
+
+  private static final int NUM_RANDOM_NUMBER_ROUNDS = 1000;
+  
+  @Test
+  public void testGivenNumbers() {
+    LotteryNumbers numbers = LotteryNumbers.create(
+            new HashSet<>(Arrays.asList(1, 2, 3, 4)));
+    assertEquals(numbers.getNumbers().size(), 4);
+    assertTrue(numbers.getNumbers().contains(1));
+    assertTrue(numbers.getNumbers().contains(2));
+    assertTrue(numbers.getNumbers().contains(3));
+    assertTrue(numbers.getNumbers().contains(4));
+  }
+  
+  @Test(expected = UnsupportedOperationException.class)
+  public void testNumbersCantBeModified() {
+    LotteryNumbers numbers = LotteryNumbers.create(
+            new HashSet<>(Arrays.asList(1, 2, 3, 4)));
+    numbers.getNumbers().add(5);
+  }
+  
+  @Test
+  public void testRandomNumbers() {
+    for (int i = 0; i < NUM_RANDOM_NUMBER_ROUNDS; i++) {
+      LotteryNumbers numbers = LotteryNumbers.createRandom();
+    }
+  }
+}