java 8 find min value in array

1package com.concerned.crossbill;
2
3import java.util.Arrays;
4
5public class Foo {
6
7  public int getMin(int[] numbers) {
8	return Arrays.stream(numbers).min().getAsInt();
9  }
10}
11// test class
12import org.junit.Test;
13import static org.junit.Assert.assertEquals;
14import com.concerned.crossbill.Foo;
15
16public class FooTest { 
17  public void testGetMin() {
18    int[] numbers =  new int[]{12, 10, 31, 30, 23, 4, 5, 5, 5, 5, 10, 40};
19    
20    Foo foo = new Foo();
21    int result  = foo.getMin(numbers);
22    int expResult  = 4;
23    
24    assertEquals(expResult, result);
25  }
26}