ArrayTests.java

import static org.junit.Assert.*;
import org.junit.*;

public class ArrayTests {
	@Test 
	public void testReverseInPlace() {
    int[] input1 = { 3 };
    ArrayExamples.reverseInPlace(input1);
    assertArrayEquals(new int[]{ 3 }, input1);
	}

  @Test
  public void testReverseInPlace2(){
    int[] input2 = {1, 3, 5};
    ArrayExamples.reverseInPlace(input2);
    assertArrayEquals(new int[]{5, 3, 1}, input2);
  }

  @Test
  public void testReversed2(){
    int[] input1 = {1, 2, 3};
    assertArrayEquals(new int[] {3,2,1}, ArrayExamples.reversed(input1));
  }


  @Test
  public void testReversed() {
    int[] input1 = { };
    assertArrayEquals(new int[]{ }, ArrayExamples.reversed(input1));
  }

  @Test 
  public void testaverageWithoutLowest1(){
    double[] input1 = null;
    assertEquals(0.0, 
      ArrayExamples.averageWithoutLowest(input1), 0);
  }

  @Test 
  public void testaverageWithoutLowest2(){
    double[] input2 = {};
    assertEquals(0.0, 
      ArrayExamples.averageWithoutLowest(input2), 0);
  }
}