@SuppressWarnings("deprecation")
@Test
public void test_avoidCycle() {
Struct cyclic = new Struct("s", Struct.createEmptyPList());
cyclic.setArg(0, cyclic);
try {
cyclic.avoidCycle(new ArrayList<Term>());
fail("Should have thrown an IllegalStateException");
} catch (IllegalStateException e) {
// OK
}
}
@Test
public void test_staticallyEquals() {
// Vars are never statically equal ...
assertFalse(new Var("X").staticallyEquals(new Var("Y")));
Var x1 = new Var("X");
Var x2 = new Var("X");
// ... even when they have the same name
assertFalse(x1.staticallyEquals(x2));
Struct s = new Struct("s", x1, x2);
assertFalse(s.getArg(0).staticallyEquals(s.getArg(1)));
// After compacting, the 2 X will be same
Struct s2 = (Struct) TERM_API.compact(s);
assertNotSame(s, s2);
assertFalse(s.staticallyEquals(s2));
assertTrue(s2.getArg(0).staticallyEquals(s2.getArg(1)));
}