godot/tests/core/variant/test_callable.h
A Thousand Ships 59bcc2888c
Add methods to get argument count of methods
Added to:
* `Callable`s
* `Object`s
* `ClassDB`
* `Script(Instance)`s
2024-03-10 11:02:43 +01:00

141 lines
6.5 KiB
C++

/**************************************************************************/
/* test_callable.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/**************************************************************************/
#ifndef TEST_CALLABLE_H
#define TEST_CALLABLE_H
#include "core/object/class_db.h"
#include "core/object/object.h"
#include "tests/test_macros.h"
namespace TestCallable {
class TestClass : public Object {
GDCLASS(TestClass, Object);
protected:
static void _bind_methods() {
ClassDB::bind_method(D_METHOD("test_func_1", "foo", "bar"), &TestClass::test_func_1);
ClassDB::bind_method(D_METHOD("test_func_2", "foo", "bar", "baz"), &TestClass::test_func_2);
ClassDB::bind_static_method("TestClass", D_METHOD("test_func_5", "foo", "bar"), &TestClass::test_func_5);
ClassDB::bind_static_method("TestClass", D_METHOD("test_func_6", "foo", "bar", "baz"), &TestClass::test_func_6);
{
MethodInfo mi;
mi.name = "test_func_7";
mi.arguments.push_back(PropertyInfo(Variant::INT, "foo"));
mi.arguments.push_back(PropertyInfo(Variant::INT, "bar"));
ClassDB::bind_vararg_method(METHOD_FLAGS_DEFAULT, "test_func_7", &TestClass::test_func_7, mi, varray(), false);
}
{
MethodInfo mi;
mi.name = "test_func_8";
mi.arguments.push_back(PropertyInfo(Variant::INT, "foo"));
mi.arguments.push_back(PropertyInfo(Variant::INT, "bar"));
mi.arguments.push_back(PropertyInfo(Variant::INT, "baz"));
ClassDB::bind_vararg_method(METHOD_FLAGS_DEFAULT, "test_func_8", &TestClass::test_func_8, mi, varray(), false);
}
}
public:
void test_func_1(int p_foo, int p_bar) {}
void test_func_2(int p_foo, int p_bar, int p_baz) {}
int test_func_3(int p_foo, int p_bar) const { return 0; }
int test_func_4(int p_foo, int p_bar, int p_baz) const { return 0; }
static void test_func_5(int p_foo, int p_bar) {}
static void test_func_6(int p_foo, int p_bar, int p_baz) {}
void test_func_7(const Variant **p_args, int p_argcount, Callable::CallError &r_error) {}
void test_func_8(const Variant **p_args, int p_argcount, Callable::CallError &r_error) {}
};
TEST_CASE("[Callable] Argument count") {
TestClass *my_test = memnew(TestClass);
// Bound methods tests.
// Test simple methods.
Callable callable_1 = Callable(my_test, "test_func_1");
CHECK_EQ(callable_1.get_argument_count(), 2);
Callable callable_2 = Callable(my_test, "test_func_2");
CHECK_EQ(callable_2.get_argument_count(), 3);
Callable callable_3 = Callable(my_test, "test_func_5");
CHECK_EQ(callable_3.get_argument_count(), 2);
Callable callable_4 = Callable(my_test, "test_func_6");
CHECK_EQ(callable_4.get_argument_count(), 3);
// Test vararg methods.
Callable callable_vararg_1 = Callable(my_test, "test_func_7");
CHECK_MESSAGE(callable_vararg_1.get_argument_count() == 2, "vararg Callable should return the number of declared arguments");
Callable callable_vararg_2 = Callable(my_test, "test_func_8");
CHECK_MESSAGE(callable_vararg_2.get_argument_count() == 3, "vararg Callable should return the number of declared arguments");
// Callable MP tests.
// Test simple methods.
Callable callable_mp_1 = callable_mp(my_test, &TestClass::test_func_1);
CHECK_EQ(callable_mp_1.get_argument_count(), 2);
Callable callable_mp_2 = callable_mp(my_test, &TestClass::test_func_2);
CHECK_EQ(callable_mp_2.get_argument_count(), 3);
Callable callable_mp_3 = callable_mp(my_test, &TestClass::test_func_3);
CHECK_EQ(callable_mp_3.get_argument_count(), 2);
Callable callable_mp_4 = callable_mp(my_test, &TestClass::test_func_4);
CHECK_EQ(callable_mp_4.get_argument_count(), 3);
// Test static methods.
Callable callable_mp_static_1 = callable_mp_static(&TestClass::test_func_5);
CHECK_EQ(callable_mp_static_1.get_argument_count(), 2);
Callable callable_mp_static_2 = callable_mp_static(&TestClass::test_func_6);
CHECK_EQ(callable_mp_static_2.get_argument_count(), 3);
// Test bind.
Callable callable_mp_bind_1 = callable_mp_2.bind(1);
CHECK_MESSAGE(callable_mp_bind_1.get_argument_count() == 2, "bind should subtract from the argument count");
Callable callable_mp_bind_2 = callable_mp_2.bind(1, 2);
CHECK_MESSAGE(callable_mp_bind_2.get_argument_count() == 1, "bind should subtract from the argument count");
// Test unbind.
Callable callable_mp_unbind_1 = callable_mp_2.unbind(1);
CHECK_MESSAGE(callable_mp_unbind_1.get_argument_count() == 4, "unbind should add to the argument count");
Callable callable_mp_unbind_2 = callable_mp_2.unbind(2);
CHECK_MESSAGE(callable_mp_unbind_2.get_argument_count() == 5, "unbind should add to the argument count");
memdelete(my_test);
}
} // namespace TestCallable
#endif // TEST_CALLABLE_H