@@ -0,0 +1,1926 @@
+/*%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.problem41;%0A%0Aimport org.junit.Before;%0Aimport org.junit.Test;%0A%0Aimport static org.junit.Assert.assertArrayEquals;%0Aimport static org.junit.Assert.assertEquals;%0A%0A/**%0A * @author Pedro Vicente G%C3%B3mez S%C3%A1nchez.%0A */%0Apublic class GoThroughMatrixInSpiralTest %7B%0A%0A  private GoThroughMatrixInSpiral goThroughMatrixInSpiral;%0A%0A  @Before public void setUp() %7B%0A    goThroughMatrixInSpiral = new GoThroughMatrixInSpiral();%0A  %7D%0A%0A  @Test(expected = IllegalArgumentException.class)%0A  public void shouldNotAcceptNullInstancesAsInput() %7B%0A    goThroughMatrixInSpiral.go(null);%0A  %7D%0A%0A  @Test public void shouldReturnEmptyArrayIfMatrixIsEmpty() %7B%0A    int%5B%5D%5B%5D matrix = %7B %7D;%0A%0A    int%5B%5D result = goThroughMatrixInSpiral.go(matrix);%0A%0A    assertEquals(0, result.length);%0A  %7D%0A%0A  @Test public void shouldGoThroughTheMatrixInSpiral() %7B%0A    int%5B%5D%5B%5D matrix = %7B%0A        %7B 1, 2, 3, 4, 5, 6 %7D, %7B 20, 21, 22, 23, 24, 7 %7D, %7B 19, 32, 33, 34, 25, 8 %7D,%0A        %7B 18, 31, 36, 35, 26, 9 %7D, %7B 17, 30, 29, 28, 27, 10 %7D, %7B 16, 15, 14, 13, 12, 11 %7D%0A    %7D;%0A%0A    int%5B%5D result = goThroughMatrixInSpiral.go(matrix);%0A%0A    int%5B%5D expected = %7B%0A        1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25,%0A        26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36%0A    %7D;%0A    assertArrayEquals(expected, result);%0A  %7D%0A%7D%0A

Add some tests to problem 41