/** Tests how parameter substitution algorithm works on an expression with no parameters. */
@Test
public void testCopy2() throws Exception {
Expression andExp = ExpressionFactory.matchExp("k1", "v1");
andExp = andExp.andExp(ExpressionFactory.matchExp("k2", "v2"));
andExp = andExp.andExp(ExpressionFactory.matchExp("k3", "v3"));
List exprs = new ArrayList();
exprs.add(andExp);
exprs.add(ExpressionFactory.matchExp("k1", "v1"));
Expression e1 = ExpressionFactory.joinExp(Expression.OR, exprs);
Expression e2 = e1.params(new HashMap());
TstTraversalHandler.compareExps(e1, e2);
}
@Test
public void testNoParams3() throws Exception {
List list = new ArrayList();
list.add(ExpressionFactory.matchExp("k1", new ExpressionParameter("test1")));
list.add(ExpressionFactory.matchExp("k2", new ExpressionParameter("test2")));
list.add(ExpressionFactory.matchExp("k3", new ExpressionParameter("test3")));
list.add(ExpressionFactory.matchExp("k4", new ExpressionParameter("test4")));
Expression e1 = ExpressionFactory.joinExp(Expression.OR, list);
Map params = new HashMap();
params.put("test4", "123");
Expression e2 = e1.params(params, true);
// some expression nodes must be pruned
assertNotNull(e2);
assertTrue("List expression: " + e2, !(e2 instanceof ASTList));
assertEquals(2, e2.getOperandCount());
assertEquals("123", e2.getOperand(1));
assertEquals("k4", ((Expression) e2.getOperand(0)).getOperand(0));
}
