ChaiScript/unittests/function_introspection.chai
2016-04-16 07:52:39 -06:00

76 lines
2.0 KiB
ChaiScript

#Test Function Description
def test_function(a)
{
return a;
}
// test_function tests
assert_equal(test_function.get_arity(), 1);
assert_equal(test_function.get_contained_functions().size(), 0);
assert_equal(test_function.get_param_types().size(), 2);
assert_equal(test_function, test_function);
assert_not_equal(test_function, `+`);
assert_equal(test_function.call([1]), 1);
// dynamic object function tests
def int::test_fun()
{
return this;
}
assert_equal(test_fun.get_arity(), 1);
assert_equal(test_fun.get_contained_functions.size(), 1);
assert_equal(test_fun.get_param_types().size(), 2);
assert_equal(test_fun, test_fun);
auto test_fun_types = test_fun.get_param_types();
assert_equal(true, test_fun_types[0].bare_equal(Object_type));
assert_equal(true, test_fun_types[1].bare_equal(int_type));
// built-ins tests
assert_equal(2, `==`.get_arity());
// < should be the merging of two functions bool <(PODObject, PODObject) and bool <(string, string)
// we want to peel it apart and make sure that's true
auto types = `<`.get_param_types();
assert_equal(3, types.size());
assert_equal(true, types[0].bare_equal(bool_type));
assert_equal(true, types[1].bare_equal(Object_type));
assert_equal(true, types[2].bare_equal(Object_type));
assert_equal(2, `<`.get_contained_functions().size());
// guard existence tests
def with_guard(x) : x > 3 {}
def without_guard(x) {}
def group_guard(x) {}
def group_guard(x) : x > 3 {}
assert_equal(true, with_guard.has_guard());
assert_equal(false, without_guard.has_guard());
assert_equal(2, group_guard.get_contained_functions().size());
auto group = group_guard.get_contained_functions();
assert_equal(true, group[0].has_guard())
assert_equal(false, group[1].has_guard())
assert_throws("Function does not have a guard", fun() { group[0].get_guard(); } );
assert_throws("Function does not have a guard", fun() { without_guard.get_guard(); } );
auto guard = with_guard.get_guard();
assert_equal(false, guard.has_guard());
assert_throws("Function does not have a guard", fun() { guard.get_guard(); } );