Meehl { public static double distance(double[] v1, double[] v2){ Asserts.assertEqualLength(v1, v2); int n = v1.length; double sum = 0; for(int i=0;i<n-1;i++){ sum += Math.pow((v1[i]-v2[i]-v1[i+1]+v2[i+1]),2); } return sum; }  static double distance(double[] v1, double[] v2);  }
@Test public void test1(){ double[] v1 = new double[]{8,3,7}; double[] v2 = new double[]{9,8,4}; Asserts.assertEqualLength(v1, v2); double res = Meehl.distance(v1, v2); Asserts.assertEquals(res, 80); }
@Test public void test2(){ double[] v1 = new double[]{8,-32,7,0,-45}; double[] v2 = new double[]{97,-78,41,-4,-78}; Asserts.assertEqualLength(v1, v2); double res = Meehl.distance(v1, v2); Asserts.assertEquals(res, 26910); }
@Test public void test3(){ double[] v1 = new double[]{248.124,-321.574,788.14,0.001,-459.298}; double[] v2 = new double[]{97.145,-78.658,417.0004,-4.02,-7865.3594}; Asserts.assertEqualLength(v1, v2); double res = Meehl.distance(v1, v2); Asserts.assertEquals(res, 55457195.700614475); }