97 lines
2.1 KiB
C++
97 lines
2.1 KiB
C++
|
#include <typeinfo>
|
||
|
|
#include "unity.h"
|
||
|
|
|
||
|
|
#ifdef CONFIG_COMPILER_CXX_RTTI
|
||
|
|
|
||
|
|
using namespace std;
|
||
|
|
|
||
|
|
class Base {
|
||
|
|
public:
|
||
|
|
virtual ~Base() {} ;
|
||
|
|
virtual char name() = 0;
|
||
|
|
};
|
||
|
|
|
||
|
|
class DerivedA : public Base {
|
||
|
|
public:
|
||
|
|
char name() override
|
||
|
|
{
|
||
|
|
return 'A';
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
class DerivedB : public Base {
|
||
|
|
public:
|
||
|
|
char name() override
|
||
|
|
{
|
||
|
|
return 'B';
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
TEST_CASE("unsuccessful dynamic cast on pointer returns nullptr", "[cxx]")
|
||
|
|
{
|
||
|
|
Base *base = new DerivedA();
|
||
|
|
DerivedB *derived = dynamic_cast<DerivedB*>(base);
|
||
|
|
TEST_ASSERT_EQUAL(derived, nullptr);
|
||
|
|
delete base;
|
||
|
|
derived = nullptr;
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST_CASE("dynamic cast works", "[cxx]")
|
||
|
|
{
|
||
|
|
Base *base = new DerivedA();
|
||
|
|
DerivedA *derived = dynamic_cast<DerivedA*>(base);
|
||
|
|
TEST_ASSERT_EQUAL(derived, base);
|
||
|
|
delete base;
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST_CASE("typeid of dynamic objects works", "[cxx]")
|
||
|
|
{
|
||
|
|
Base *base = new DerivedA();
|
||
|
|
DerivedA *derived = dynamic_cast<DerivedA*>(base);
|
||
|
|
TEST_ASSERT_EQUAL(typeid(*derived).hash_code(), typeid(*base).hash_code());
|
||
|
|
TEST_ASSERT_EQUAL(typeid(*derived).hash_code(), typeid(DerivedA).hash_code());
|
||
|
|
delete base;
|
||
|
|
derived = nullptr;
|
||
|
|
}
|
||
|
|
|
||
|
|
int dummy_function1(int arg1, double arg2);
|
||
|
|
int dummy_function2(int arg1, double arg2);
|
||
|
|
|
||
|
|
TEST_CASE("typeid of function works", "[cxx]")
|
||
|
|
{
|
||
|
|
TEST_ASSERT_EQUAL(typeid(dummy_function1).hash_code(), typeid(dummy_function2).hash_code());
|
||
|
|
}
|
||
|
|
|
||
|
|
#ifdef CONFIG_COMPILER_CXX_EXCEPTIONS
|
||
|
|
TEST_CASE("unsuccessful dynamic cast on reference throws exception", "[cxx]")
|
||
|
|
{
|
||
|
|
bool thrown = false;
|
||
|
|
DerivedA derived_a;
|
||
|
|
Base &base = derived_a;
|
||
|
|
try {
|
||
|
|
DerivedB &derived_b = dynamic_cast<DerivedB&>(base);
|
||
|
|
derived_b.name(); // suppress warning
|
||
|
|
} catch (bad_cast &e) {
|
||
|
|
thrown = true;
|
||
|
|
}
|
||
|
|
TEST_ASSERT(thrown);
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST_CASE("typeid on nullptr throws bad_typeid", "[cxx]")
|
||
|
|
{
|
||
|
|
Base *base = nullptr;
|
||
|
|
size_t hash = 0;
|
||
|
|
bool thrown = false;
|
||
|
|
try {
|
||
|
|
hash = typeid(*base).hash_code();
|
||
|
|
} catch (bad_typeid &e) {
|
||
|
|
thrown = true;
|
||
|
|
}
|
||
|
|
TEST_ASSERT_EQUAL(0, hash);
|
||
|
|
TEST_ASSERT(thrown);
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif // CONFIG_COMPILER_CXX_EXCEPTIONS
|
||
|
|
#endif // CONFIG_COMPILER_CXX_RTTI
|
||
|
|
|