@Test
	public void testSelectSome() {
		Set<Integer> intSet = new HashSet<Integer>();
		intSet.add(1);
		intSet.add(2);
		intSet.add(3);
		intSet.add(4);
		intSet.add(5);
		intSet.add(6);
		Set<Integer> rtnSet = CollectionUtils.selectSome(intSet, 3);
		assertThat(rtnSet.size(), is(3));
		assertTrue(rtnSet.contains(1));
		assertTrue(rtnSet.contains(2));
		assertTrue(rtnSet.contains(3));
	}
Test method for {@link org.ngrinder.common.util.CollectionUtils#selectSome(java.util.Set, int)}.
ngrinder-core/src/test/java/org/ngrinder/common/util/CollectionUtilsTest.java