try {
Expression exp;
Vector v = new Vector();
v.add(new StringConstant(s1));
v.add(new StringConstant(s2));
exp = new MatchesRegExp(v,true);
assertTrue(exp.evaluate().equals(Boolean.TRUE));
v.clear();
v.add(new StringConstant(s1));
v.add(new StringConstant(s2));
exp = new MatchesRegExp(v,true);
assertTrue(exp.evaluate().equals(Boolean.TRUE));
} catch (SPLException e) {
fail("Received evaluation exception " + e.getMessage());
} catch (Exception e) {
fail("Received expression exception " + e.getMessage());