mirror of
https://github.com/dolphin-emu/dolphin.git
synced 2024-12-30 22:20:57 +01:00
572 lines
21 KiB
C++
572 lines
21 KiB
C++
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#include <wil/safecast.h>
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#include "common.h"
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#ifdef WIL_ENABLE_EXCEPTIONS
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TEST_CASE("SafeCastTests::SafeCastThrowsTemplateCheck", "[safecast]")
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{
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// In all cases, a value of '1' should be cast-able to any signed or unsigned integral type without error
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SECTION("Unqualified char")
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{
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char orig = 1;
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wil::safe_cast<char> (orig);
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wil::safe_cast<signed char> (orig);
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// wil::safe_cast<unsigned char> (orig); // No available conversion in intsafe
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wil::safe_cast<short> (orig);
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wil::safe_cast<signed short> (orig);
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// wil::safe_cast<unsigned short> (orig); // No available conversion in intsafe
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wil::safe_cast<int> (orig);
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wil::safe_cast<signed int> (orig);
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// wil::safe_cast<unsigned int> (orig); // No available conversion in intsafe
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wil::safe_cast<long> (orig);
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// wil::safe_cast<unsigned long> (orig); // No available conversion in intsafe
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wil::safe_cast<__int64> (orig);
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wil::safe_cast<signed __int64> (orig);
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// wil::safe_cast<unsigned __int64> (orig); // No available conversion in intsafe
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wil::safe_cast<__int3264> (orig);
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// wil::safe_cast<unsigned __int3264>(orig); // No available conversion in intsafe
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// wil::safe_cast<wchar_t> (orig); // No available conversion in intsafe
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}
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SECTION("Signed char")
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{
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signed char orig = 1;
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wil::safe_cast<char> (orig);
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wil::safe_cast<signed char> (orig);
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wil::safe_cast<unsigned char> (orig);
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wil::safe_cast<short> (orig);
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wil::safe_cast<signed short> (orig);
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wil::safe_cast<unsigned short> (orig);
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wil::safe_cast<int> (orig);
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wil::safe_cast<signed int> (orig);
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wil::safe_cast<unsigned int> (orig);
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wil::safe_cast<long> (orig);
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wil::safe_cast<unsigned long> (orig);
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wil::safe_cast<__int64> (orig);
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wil::safe_cast<signed __int64> (orig);
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wil::safe_cast<unsigned __int64> (orig);
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wil::safe_cast<__int3264> (orig);
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wil::safe_cast<unsigned __int3264>(orig);
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wil::safe_cast<wchar_t> (orig);
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}
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SECTION("Unsigned char")
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{
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unsigned char orig = 1;
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wil::safe_cast<char> (orig);
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wil::safe_cast<signed char> (orig);
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wil::safe_cast<unsigned char> (orig);
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wil::safe_cast<short> (orig);
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wil::safe_cast<signed short> (orig);
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wil::safe_cast<unsigned short> (orig);
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wil::safe_cast<int> (orig);
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wil::safe_cast<signed int> (orig);
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wil::safe_cast<unsigned int> (orig);
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wil::safe_cast<long> (orig);
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wil::safe_cast<unsigned long> (orig);
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wil::safe_cast<__int64> (orig);
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wil::safe_cast<signed __int64> (orig);
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wil::safe_cast<unsigned __int64> (orig);
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wil::safe_cast<__int3264> (orig);
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wil::safe_cast<unsigned __int3264>(orig);
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wil::safe_cast<wchar_t> (orig);
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}
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SECTION("Unqualified short")
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{
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short orig = 1;
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wil::safe_cast<char> (orig);
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wil::safe_cast<signed char> (orig);
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wil::safe_cast<unsigned char> (orig);
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wil::safe_cast<short> (orig);
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wil::safe_cast<signed short> (orig);
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wil::safe_cast<unsigned short> (orig);
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wil::safe_cast<int> (orig);
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wil::safe_cast<signed int> (orig);
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wil::safe_cast<unsigned int> (orig);
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wil::safe_cast<long> (orig);
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wil::safe_cast<unsigned long> (orig);
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wil::safe_cast<__int64> (orig);
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wil::safe_cast<signed __int64> (orig);
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wil::safe_cast<unsigned __int64> (orig);
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wil::safe_cast<__int3264> (orig);
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wil::safe_cast<unsigned __int3264>(orig);
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wil::safe_cast<wchar_t> (orig);
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}
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SECTION("Signed short")
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{
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signed short orig = 1;
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wil::safe_cast<char> (orig);
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wil::safe_cast<signed char> (orig);
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wil::safe_cast<unsigned char> (orig);
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wil::safe_cast<short> (orig);
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wil::safe_cast<signed short> (orig);
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wil::safe_cast<unsigned short> (orig);
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wil::safe_cast<int> (orig);
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wil::safe_cast<signed int> (orig);
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wil::safe_cast<unsigned int> (orig);
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wil::safe_cast<long> (orig);
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wil::safe_cast<unsigned long> (orig);
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wil::safe_cast<__int64> (orig);
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wil::safe_cast<signed __int64> (orig);
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wil::safe_cast<unsigned __int64> (orig);
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wil::safe_cast<__int3264> (orig);
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wil::safe_cast<unsigned __int3264>(orig);
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wil::safe_cast<wchar_t> (orig);
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}
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SECTION("Unsigned short")
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{
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unsigned short orig = 1;
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wil::safe_cast<char> (orig);
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wil::safe_cast<signed char> (orig);
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wil::safe_cast<unsigned char> (orig);
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wil::safe_cast<short> (orig);
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wil::safe_cast<signed short> (orig);
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wil::safe_cast<unsigned short> (orig);
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wil::safe_cast<int> (orig);
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wil::safe_cast<signed int> (orig);
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wil::safe_cast<unsigned int> (orig);
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wil::safe_cast<long> (orig);
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wil::safe_cast<unsigned long> (orig);
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wil::safe_cast<__int64> (orig);
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wil::safe_cast<signed __int64> (orig);
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wil::safe_cast<unsigned __int64> (orig);
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wil::safe_cast<__int3264> (orig);
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wil::safe_cast<unsigned __int3264>(orig);
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wil::safe_cast<wchar_t> (orig);
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}
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SECTION("Unqualified int")
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{
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int orig = 1;
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wil::safe_cast<char> (orig);
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wil::safe_cast<signed char> (orig);
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wil::safe_cast<unsigned char> (orig);
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wil::safe_cast<short> (orig);
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wil::safe_cast<signed short> (orig);
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wil::safe_cast<unsigned short> (orig);
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wil::safe_cast<int> (orig);
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wil::safe_cast<signed int> (orig);
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wil::safe_cast<unsigned int> (orig);
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wil::safe_cast<long> (orig);
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wil::safe_cast<unsigned long> (orig);
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wil::safe_cast<__int64> (orig);
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wil::safe_cast<signed __int64> (orig);
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wil::safe_cast<unsigned __int64> (orig);
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wil::safe_cast<__int3264> (orig);
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wil::safe_cast<unsigned __int3264>(orig);
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wil::safe_cast<wchar_t> (orig);
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}
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SECTION("Signed int")
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{
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signed int orig = 1;
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wil::safe_cast<char> (orig);
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wil::safe_cast<signed char> (orig);
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wil::safe_cast<unsigned char> (orig);
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wil::safe_cast<short> (orig);
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wil::safe_cast<signed short> (orig);
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wil::safe_cast<unsigned short> (orig);
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wil::safe_cast<int> (orig);
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wil::safe_cast<signed int> (orig);
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wil::safe_cast<unsigned int> (orig);
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wil::safe_cast<long> (orig);
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wil::safe_cast<unsigned long> (orig);
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wil::safe_cast<__int64> (orig);
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wil::safe_cast<signed __int64> (orig);
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wil::safe_cast<unsigned __int64> (orig);
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wil::safe_cast<__int3264> (orig);
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wil::safe_cast<unsigned __int3264>(orig);
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wil::safe_cast<wchar_t> (orig);
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}
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SECTION("Unsigned int")
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{
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unsigned int orig = 1;
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wil::safe_cast<char> (orig);
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wil::safe_cast<signed char> (orig);
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wil::safe_cast<unsigned char> (orig);
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wil::safe_cast<short> (orig);
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wil::safe_cast<signed short> (orig);
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wil::safe_cast<unsigned short> (orig);
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wil::safe_cast<int> (orig);
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wil::safe_cast<signed int> (orig);
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wil::safe_cast<unsigned int> (orig);
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wil::safe_cast<long> (orig);
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wil::safe_cast<unsigned long> (orig);
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wil::safe_cast<__int64> (orig);
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wil::safe_cast<signed __int64> (orig);
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wil::safe_cast<unsigned __int64> (orig);
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wil::safe_cast<__int3264> (orig);
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wil::safe_cast<unsigned __int3264>(orig);
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wil::safe_cast<wchar_t> (orig);
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}
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SECTION("Unqualified long")
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{
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long orig = 1;
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wil::safe_cast<char> (orig);
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wil::safe_cast<signed char> (orig);
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wil::safe_cast<unsigned char> (orig);
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wil::safe_cast<short> (orig);
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wil::safe_cast<signed short> (orig);
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wil::safe_cast<unsigned short> (orig);
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wil::safe_cast<int> (orig);
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wil::safe_cast<signed int> (orig);
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wil::safe_cast<unsigned int> (orig);
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wil::safe_cast<long> (orig);
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wil::safe_cast<unsigned long> (orig);
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wil::safe_cast<__int64> (orig);
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wil::safe_cast<signed __int64> (orig);
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wil::safe_cast<unsigned __int64> (orig);
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wil::safe_cast<__int3264> (orig);
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wil::safe_cast<unsigned __int3264>(orig);
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wil::safe_cast<wchar_t> (orig);
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}
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SECTION("Unsigned log")
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{
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unsigned long orig = 1;
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wil::safe_cast<char> (orig);
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wil::safe_cast<signed char> (orig);
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wil::safe_cast<unsigned char> (orig);
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wil::safe_cast<short> (orig);
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wil::safe_cast<signed short> (orig);
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wil::safe_cast<unsigned short> (orig);
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wil::safe_cast<int> (orig);
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wil::safe_cast<signed int> (orig);
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wil::safe_cast<unsigned int> (orig);
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wil::safe_cast<long> (orig);
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wil::safe_cast<unsigned long> (orig);
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wil::safe_cast<__int64> (orig);
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wil::safe_cast<signed __int64> (orig);
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wil::safe_cast<unsigned __int64> (orig);
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wil::safe_cast<__int3264> (orig);
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wil::safe_cast<unsigned __int3264>(orig);
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wil::safe_cast<wchar_t> (orig);
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}
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SECTION("Unqualified int64")
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{
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__int64 orig = 1;
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wil::safe_cast<char> (orig);
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wil::safe_cast<signed char> (orig);
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wil::safe_cast<unsigned char> (orig);
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wil::safe_cast<short> (orig);
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wil::safe_cast<signed short> (orig);
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wil::safe_cast<unsigned short> (orig);
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wil::safe_cast<int> (orig);
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wil::safe_cast<signed int> (orig);
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wil::safe_cast<unsigned int> (orig);
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wil::safe_cast<long> (orig);
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wil::safe_cast<unsigned long> (orig);
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wil::safe_cast<__int64> (orig);
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wil::safe_cast<signed __int64> (orig);
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wil::safe_cast<unsigned __int64> (orig);
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wil::safe_cast<__int3264> (orig);
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wil::safe_cast<unsigned __int3264>(orig);
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wil::safe_cast<wchar_t> (orig);
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}
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SECTION("Signed int64")
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{
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signed __int64 orig = 1;
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wil::safe_cast<char> (orig);
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wil::safe_cast<signed char> (orig);
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wil::safe_cast<unsigned char> (orig);
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wil::safe_cast<short> (orig);
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wil::safe_cast<signed short> (orig);
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wil::safe_cast<unsigned short> (orig);
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wil::safe_cast<int> (orig);
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wil::safe_cast<signed int> (orig);
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wil::safe_cast<unsigned int> (orig);
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wil::safe_cast<long> (orig);
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wil::safe_cast<unsigned long> (orig);
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wil::safe_cast<__int64> (orig);
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wil::safe_cast<signed __int64> (orig);
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wil::safe_cast<unsigned __int64> (orig);
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wil::safe_cast<__int3264> (orig);
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wil::safe_cast<unsigned __int3264>(orig);
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wil::safe_cast<wchar_t> (orig);
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}
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SECTION("Unsigned int64")
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{
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unsigned __int64 orig = 1;
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wil::safe_cast<char> (orig);
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wil::safe_cast<signed char> (orig);
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wil::safe_cast<unsigned char> (orig);
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wil::safe_cast<short> (orig);
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wil::safe_cast<signed short> (orig);
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wil::safe_cast<unsigned short> (orig);
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wil::safe_cast<int> (orig);
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wil::safe_cast<signed int> (orig);
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wil::safe_cast<unsigned int> (orig);
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wil::safe_cast<long> (orig);
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wil::safe_cast<unsigned long> (orig);
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wil::safe_cast<__int64> (orig);
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wil::safe_cast<signed __int64> (orig);
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wil::safe_cast<unsigned __int64> (orig);
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wil::safe_cast<__int3264> (orig);
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wil::safe_cast<unsigned __int3264>(orig);
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wil::safe_cast<wchar_t> (orig);
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}
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SECTION("Unqualified int3264")
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{
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__int3264 orig = 1;
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wil::safe_cast<char> (orig);
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wil::safe_cast<signed char> (orig);
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wil::safe_cast<unsigned char> (orig);
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wil::safe_cast<short> (orig);
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wil::safe_cast<signed short> (orig);
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wil::safe_cast<unsigned short> (orig);
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wil::safe_cast<int> (orig);
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wil::safe_cast<signed int> (orig);
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wil::safe_cast<unsigned int> (orig);
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wil::safe_cast<long> (orig);
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wil::safe_cast<unsigned long> (orig);
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wil::safe_cast<__int64> (orig);
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wil::safe_cast<signed __int64> (orig);
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wil::safe_cast<unsigned __int64> (orig);
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wil::safe_cast<__int3264> (orig);
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wil::safe_cast<unsigned __int3264>(orig);
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wil::safe_cast<wchar_t> (orig);
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}
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SECTION("Unsigned int3264")
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{
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unsigned __int3264 orig = 1;
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wil::safe_cast<char> (orig);
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wil::safe_cast<signed char> (orig);
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wil::safe_cast<unsigned char> (orig);
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wil::safe_cast<short> (orig);
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wil::safe_cast<signed short> (orig);
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wil::safe_cast<unsigned short> (orig);
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wil::safe_cast<int> (orig);
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wil::safe_cast<signed int> (orig);
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wil::safe_cast<unsigned int> (orig);
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wil::safe_cast<long> (orig);
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wil::safe_cast<unsigned long> (orig);
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wil::safe_cast<__int64> (orig);
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wil::safe_cast<signed __int64> (orig);
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wil::safe_cast<unsigned __int64> (orig);
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wil::safe_cast<__int3264> (orig);
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wil::safe_cast<unsigned __int3264>(orig);
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wil::safe_cast<wchar_t> (orig);
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}
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SECTION("wchar_t")
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{
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wchar_t orig = 1;
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wil::safe_cast<char> (orig);
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wil::safe_cast<signed char> (orig);
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wil::safe_cast<unsigned char> (orig);
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wil::safe_cast<short> (orig);
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wil::safe_cast<signed short> (orig);
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wil::safe_cast<unsigned short> (orig);
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wil::safe_cast<int> (orig);
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wil::safe_cast<signed int> (orig);
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wil::safe_cast<unsigned int> (orig);
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wil::safe_cast<long> (orig);
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wil::safe_cast<unsigned long> (orig);
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wil::safe_cast<__int64> (orig);
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wil::safe_cast<signed __int64> (orig);
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wil::safe_cast<unsigned __int64> (orig);
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wil::safe_cast<__int3264> (orig);
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wil::safe_cast<unsigned __int3264>(orig);
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wil::safe_cast<wchar_t> (orig);
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}
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}
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#endif
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TEST_CASE("SafeCastTests::SafeCastFailFastSyntaxCheck", "[safecast]")
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{
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SECTION("safe_cast_failfast safe")
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{
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INT i = INT_MAX;
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LONG l = wil::safe_cast_failfast<LONG>(i);
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REQUIRE(l == INT_MAX);
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}
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SECTION("safe_cast_failfast unsafe")
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{
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INT i = 0;
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SHORT s = wil::safe_cast_failfast<SHORT>(i);
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REQUIRE(s == 0);
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}
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SECTION("safe_cast_failfast unsafe to wchar_t")
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{
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INT i = 0;
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wchar_t wc = wil::safe_cast_failfast<wchar_t>(i);
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REQUIRE(wc == 0);
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}
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SECTION("safe_cast_failfast unsafe from wchar_t")
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{
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wchar_t wc = 0;
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unsigned char uc = wil::safe_cast_failfast<unsigned char>(wc);
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REQUIRE(uc == 0);
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}
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}
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TEST_CASE("SafeCastTests::SafeCastNoThrowSyntaxCheck", "[safecast]")
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{
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SECTION("safe_cast_nothrow safe")
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{
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INT i = INT_MAX;
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LONG l = wil::safe_cast_nothrow<LONG>(i);
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REQUIRE(l == INT_MAX);
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}
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// safe_cast_nothrow one parameter unsafe, throws compiler error as expected
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// {
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// __int64 i64 = 0;
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// int i = wil::safe_cast_nothrow<int>(i64);
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// }
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SECTION("safe_cast_nothrow two parameter potentially unsafe due to usage of variable sized types")
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{
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SIZE_T st = 0;
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UINT ui;
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auto result = wil::safe_cast_nothrow<UINT>(st, &ui);
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REQUIRE_SUCCEEDED(result);
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REQUIRE(ui == 0);
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}
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// safe_cast_nothrow two parameter known safe, throws compiler error as expected
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// {
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// unsigned char uc = 0;
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// unsigned short us;
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// auto result = wil::safe_cast_nothrow(uc, &us);
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// }
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SECTION("safe_cast_nothrow unsafe")
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{
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INT i = 0;
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SHORT s;
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auto result = wil::safe_cast_nothrow<SHORT>(i, &s);
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REQUIRE_SUCCEEDED(result);
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REQUIRE(s == 0);
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}
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SECTION("safe_cast_nothrow unsafe to wchar_t")
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{
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INT i = 0;
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wchar_t wc;
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auto result = wil::safe_cast_nothrow<wchar_t>(i, &wc);
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REQUIRE_SUCCEEDED(result);
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|
REQUIRE(wc == 0);
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|
}
|
|
|
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SECTION("safe_cast_nothrow unsafe from wchar_t")
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|
{
|
|
wchar_t wc = 0;
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|
unsigned char uc;
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|
auto result = wil::safe_cast_nothrow<unsigned char>(wc, &uc);
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|
REQUIRE_SUCCEEDED(result);
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|
REQUIRE(uc == 0);
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|
}
|
|
}
|
|
|
|
TEST_CASE("SafeCastTests::SafeCastNoFailures", "[safecast]")
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|
{
|
|
SECTION("INT -> LONG")
|
|
{
|
|
INT i = INT_MAX;
|
|
LONG l = wil::safe_cast_nothrow<LONG>(i);
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|
REQUIRE(l == INT_MAX);
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|
}
|
|
|
|
SECTION("LONG -> INT")
|
|
{
|
|
LONG l = LONG_MAX;
|
|
INT i = wil::safe_cast_nothrow<INT>(l);
|
|
REQUIRE(i == LONG_MAX);
|
|
}
|
|
|
|
SECTION("INT -> UINT")
|
|
{
|
|
INT i = INT_MAX;
|
|
UINT ui = wil::safe_cast_failfast<UINT>(i);
|
|
REQUIRE(ui == INT_MAX);
|
|
}
|
|
|
|
SECTION("SIZE_T -> SIZE_T")
|
|
{
|
|
SIZE_T st = SIZE_T_MAX;
|
|
SIZE_T st2 = wil::safe_cast_failfast<SIZE_T>(st);
|
|
REQUIRE(st2 == SIZE_T_MAX);
|
|
}
|
|
|
|
SECTION("wchar_t -> uint")
|
|
{
|
|
wchar_t wc = 0;
|
|
UINT ui = wil::safe_cast_failfast<UINT>(wc);
|
|
REQUIRE(ui == 0);
|
|
}
|
|
|
|
SECTION("wchar_t -> unsigned char")
|
|
{
|
|
wchar_t wc = 0;
|
|
unsigned char uc = wil::safe_cast_failfast<unsigned char>(wc);
|
|
REQUIRE(uc == 0);
|
|
auto result = wil::safe_cast_nothrow<unsigned char>(wc, &uc);
|
|
REQUIRE_SUCCEEDED(result);
|
|
}
|
|
|
|
SECTION("uint -> wchar_t")
|
|
{
|
|
UINT ui = 0;
|
|
wchar_t wc = wil::safe_cast_failfast<wchar_t>(ui);
|
|
REQUIRE(wc == 0);
|
|
auto result = wil::safe_cast_nothrow<wchar_t>(ui, &wc);
|
|
REQUIRE_SUCCEEDED(result);
|
|
}
|
|
|
|
#ifndef _WIN64
|
|
SECTION("SIZE_T -> UINT")
|
|
{
|
|
SIZE_T st = SIZE_T_MAX;
|
|
UINT ui = wil::safe_cast_nothrow<UINT>(st);
|
|
REQUIRE(ui == SIZE_T_MAX);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
TEST_CASE("SafeCastTests::SafeCastNoThrowFail", "[safecast]")
|
|
{
|
|
SECTION("size_t -> short")
|
|
{
|
|
size_t st = SIZE_T_MAX;
|
|
short s;
|
|
REQUIRE_FAILED(wil::safe_cast_nothrow(st, &s));
|
|
}
|
|
}
|
|
|
|
#ifdef WIL_ENABLE_EXCEPTIONS
|
|
TEST_CASE("SafeCastTests::SafeCastExpectFailFast", "[safecast]")
|
|
{
|
|
// Template for safe_cast fail fast tests, fill out more instances needed
|
|
witest::TestFailureCache failures;
|
|
|
|
failures.clear();
|
|
{
|
|
size_t st = SIZE_T_MAX;
|
|
REQUIRE_CRASH(wil::safe_cast_failfast<short>(st));
|
|
REQUIRE(failures.size() == 1);
|
|
}
|
|
|
|
failures.clear();
|
|
{
|
|
size_t st = SIZE_T_MAX;
|
|
REQUIRE_THROWS(wil::safe_cast<short>(st));
|
|
REQUIRE(failures.size() == 1);
|
|
}
|
|
}
|
|
#endif
|