@@ -0,0 +1,1707 @@
+/*%0A * Copyright (C) 2014 Pedro Vicente G%C3%B3mez S%C3%A1nchez.%0A *%0A * Licensed under the Apache License, Version 2.0 (the %22License%22);%0A * you may not use this file except in compliance with the License.%0A * You may obtain a copy of the License at%0A *%0A * http://www.apache.org/licenses/LICENSE-2.0%0A *%0A * Unless required by applicable law or agreed to in writing, software%0A * distributed under the License is distributed on an %22AS IS%22 BASIS,%0A * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.%0A * See the License for the specific language governing permissions and%0A * limitations under the License.%0A */%0Apackage com.github.pedrovgs.problem54;%0A%0Aimport org.junit.Before;%0Aimport org.junit.Test;%0A%0Aimport static org.junit.Assert.assertArrayEquals;%0A%0A/**%0A * @author Pedro Vicente G%C3%B3mez S%C3%A1nchez.%0A */%0Apublic class RotateMatrixTest %7B%0A%0A  private RotateMatrix rotateMatrix;%0A%0A  @Before public void setUp() %7B%0A    rotateMatrix = new RotateMatrix();%0A  %7D%0A%0A  @Test(expected = IllegalArgumentException.class) public void shouldNotAcceptNullMatrix() %7B%0A    rotateMatrix.rotate(null);%0A  %7D%0A%0A  @Test(expected = IllegalArgumentException.class)%0A  public void shouldNotAcceptMatrixWithDifferentHeightAndWidth() %7B%0A    int%5B%5D%5B%5D matrix = new int%5B6%5D%5B3%5D;%0A%0A    rotateMatrix.rotate(matrix);%0A  %7D%0A%0A  @Test(expected = IllegalArgumentException.class) public void shouldNotAcceptAnEmtpyMatrix() %7B%0A    int%5B%5D%5B%5D matrix = new int%5B0%5D%5B0%5D;%0A%0A    rotateMatrix.rotate(matrix);%0A  %7D%0A%0A  @Test public void shouldRotateMatrix() %7B%0A    int%5B%5D%5B%5D matrix = %7B %7B 0, 1, 2 %7D, %7B 3, 4, 5 %7D, %7B 6, 7, 8 %7D %7D;%0A%0A    rotateMatrix.rotate(matrix);%0A%0A    int%5B%5D%5B%5D expectedResult = %7B %7B 6, 3, 0 %7D, %7B 7, 4, 1 %7D, %7B 8, 5, 2 %7D %7D;%0A    assertArrayEquals(expectedResult, matrix);%0A  %7D%0A%7D%0A

Add some tests to problem 54