@Test
public void testSetOffset() {

	solutionModifier.setOffset(500);
	String[] s = byLine(query.toString());
	assertContainsRegex("OFFSET\\s+500", s);
	solutionModifier.setOffset(200);
	s = byLine(query.toString());
	assertContainsRegex("OFFSET\\s+200", s);
	solutionModifier.setOffset(-1);
	s = byLine(query.toString());
	assertNotContainsRegex("OFFSET.*", s);
}