2022-02-04 13:11:05 +00:00
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#include "Testing/TemplatesTesting.h"
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2022-03-19 05:35:27 +00:00
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2022-02-09 09:22:49 +00:00
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#include "Miscellaneous/AssertionMacros.h"
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2022-03-16 02:47:17 +00:00
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#include "Miscellaneous/Compare.h"
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2022-02-04 13:11:05 +00:00
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#include "Templates/Templates.h"
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2022-03-15 11:26:31 +00:00
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#pragma warning(disable : 4930)
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#pragma warning(disable : 4101)
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#pragma warning(disable : 4244)
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2022-02-04 13:11:05 +00:00
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NAMESPACE_REDCRAFT_BEGIN
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NAMESPACE_MODULE_BEGIN(Redcraft)
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NAMESPACE_MODULE_BEGIN(Utility)
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2022-03-19 05:35:27 +00:00
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NAMESPACE_BEGIN(Testing)
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2022-02-04 13:11:05 +00:00
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void TestTemplates()
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{
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TestInvoke();
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2022-02-09 13:46:39 +00:00
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TestReferenceWrapper();
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2022-03-13 15:18:07 +00:00
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TestOptional();
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2022-03-15 11:26:31 +00:00
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TestVariant();
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2022-03-22 03:10:12 +00:00
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TestAny();
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2022-03-17 02:19:41 +00:00
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TestMiscTemplates();
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2022-02-04 13:11:05 +00:00
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}
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NAMESPACE_UNNAMED_BEGIN
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int32 TestFunctionA(int32 A, int32 B, int32 C)
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{
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return A + B + C;
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}
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struct FTestStructA
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{
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int32 Num;
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FTestStructA(int32 InNum) : Num(InNum) { }
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int32 Add(int32 A) const { return Num + A; }
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};
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NAMESPACE_UNNAMED_END
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void TestInvoke()
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{
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Invoke([=]() { });
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FTestStructA TempA(123);
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always_check(Invoke(TestFunctionA, 1, 2, 3) == 6);
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always_check(Invoke(&FTestStructA::Add, TempA, 1) == 124);
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always_check(Invoke(&FTestStructA::Add, &TempA, 1) == 124);
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int32 TempB = Invoke(&FTestStructA::Num, &TempA);
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int32 TempC = Invoke(&FTestStructA::Num, TempA);
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always_check(TempB == 123);
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always_check(TempC == 123);
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int64 TempD = InvokeResult<int64>(&FTestStructA::Num, &TempA);
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int64 TempE = InvokeResult<int64>(&FTestStructA::Num, TempA);
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always_check(TempD == 123);
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always_check(TempE == 123);
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}
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2022-02-09 13:46:39 +00:00
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void TestReferenceWrapper()
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{
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typedef int32(*FuncType)(int32, int32, int32);
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FuncType TempA = [](int32 A, int32 B, int32 C) -> int32 { return A * B * C; };
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TReferenceWrapper<FuncType> TempB(TempA);
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always_check(TempB(1, 1, 1) == 1);
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TempB.Get() = &TestFunctionA;
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always_check(TempA(1, 1, 1) == 3);
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int32 ArrayA[3] = { 1, 2, 3 };
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TReferenceWrapper<int32> ArrayB[3] = { ArrayA[1], ArrayA[0], ArrayA[2] };
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always_check(ArrayB[0] == 2);
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always_check(ArrayB[1] == 1);
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always_check(ArrayB[2] == 3);
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for (int32& Element : ArrayB) Element *= 2;
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always_check(ArrayA[0] == 2);
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always_check(ArrayA[1] == 4);
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always_check(ArrayA[2] == 6);
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}
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2022-03-13 15:18:07 +00:00
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void TestOptional()
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{
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TOptional<int32> TempA;
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TOptional<int32> TempB(Invalid);
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TOptional<int32> TempC(InPlace, 0);
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TOptional<int32> TempD(0);
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TOptional<int32> TempE(0l);
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TOptional<int32> TempF(0.0);
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TOptional<int32> TempG(TempA);
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TOptional<int32> TempH(TempD);
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TOptional<int32> TempI(MakeOptional<int32>(0));
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TOptional<int32> TempJ(MakeOptional<int32>(Invalid));
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TOptional<int32> TempK, TempL, TempM, TempN;
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TempK = TempA;
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TempL = TempD;
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TempM = MakeOptional<int32>(0);
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TempN = MakeOptional<int32>(Invalid);
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*TempL = 303;
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*TempM = 404;
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TOptional<int32> TempO;
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TempO.Emplace(404);
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always_check(TempO);
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always_check(TempO.IsValid());
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always_check(*TempO == 404);
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always_check(TempO.GetValue() == 404);
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always_check(TempO.Get(500) == 404);
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TempO.Reset();
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always_check(TempO == TempO);
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2022-03-15 03:52:46 +00:00
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always_check(!(TempO != TempO));
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2022-03-13 15:18:07 +00:00
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always_check(TempO.Get(500) == 500);
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int32 TempP = 200;
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TempO = TempP;
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TempO = 300;
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always_check(TempO != TempA);
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always_check(TempO != TempD);
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always_check(TempO == TempO);
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always_check(TempO == 300);
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always_check(300 == TempO);
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int16 TempQ = 1024;
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TOptional<int16> TempR = TempQ;
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TOptional<int32> TempS(InPlace, TempQ);
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TOptional<int32> TempT(TempQ);
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TOptional<int32> TempU(TempR);
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TOptional<int32> TempV(MakeOptional<int16>(2048));
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TOptional<int32> TempW, TempX, TempY;
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TempW = TempQ;
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TempX = TempR;
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TempY = MakeOptional<int16>(2048);
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struct FTracker
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{
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FTracker() { }
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FTracker(const FTracker& InValue) { always_check_no_entry(); }
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FTracker(FTracker&& InValue) { }
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FTracker& operator=(const FTracker& InValue) { always_check_no_entry(); return *this; }
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FTracker& operator=(FTracker&& InValue) { return *this; }
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};
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TOptional<FTracker> TempZ(MakeOptional<FTracker>());
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TempZ = MakeOptional<FTracker>();
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TempZ = FTracker();
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}
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2022-03-15 11:26:31 +00:00
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void TestVariant()
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{
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TVariant<int32> TempA;
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TVariant<int32> TempB(Invalid);
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TVariant<int32> TempC(InPlaceType<int32>, 0);
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TVariant<int32> TempD(0);
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TVariant<int32> TempE(0l);
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TVariant<int32> TempF(0.0);
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TVariant<int32> TempG(TempA);
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TVariant<int32> TempH(TempD);
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TVariant<int32> TempI(TVariant<int32>(0));
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TVariant<int32> TempJ(TVariant<int32>(Invalid));
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TVariant<int32> TempK, TempL, TempM, TempN;
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TempK = TempA;
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TempL = TempD;
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TempM = TVariant<int32>(0);
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TempN = TVariant<int32>(Invalid);
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TempL = 303;
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TempM = 404;
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TVariant<int32> TempO;
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TempO.Emplace<int32>(202);
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TempO.Emplace<0>(404);
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always_check(TempO);
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always_check(TempO.IsValid());
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always_check(TempO == 404);
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always_check(TempO.GetValue<int32>() == 404);
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always_check(TempO.Get<0>(500) == 404);
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TempO.Reset();
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always_check(TempO == TempO);
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always_check(!(TempO != TempO));
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always_check(TempO.Get<int32>(500) == 500);
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int32 TempP = 200;
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TempO = TempP;
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TempO = 300;
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always_check(TempO != TempA);
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always_check(TempO != TempD);
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always_check(TempO == TempO);
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always_check(TempO == 300);
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always_check(300 == TempO);
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Swap(TempD, TempA);
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int16 TempQ = 1024;
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TVariant<int16, int32> TempR = TempQ;
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TVariant<int16, int32> TempS(InPlaceType<int32>, TempQ);
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TVariant<int16, int32> TempT(TempQ);
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TVariant<int16, int32> TempU(TempR);
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TVariant<int16, int32> TempV(TVariant<int16, int32>(2048));
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TVariant<int16, int32> TempW, TempX, TempY;
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TempW = TempQ;
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TempX = TempR;
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TempY = TVariant<int16, int32>(2048);
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Swap(TempW, TempX);
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Swap(TempW, TempX);
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struct FTracker
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{
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FTracker() { }
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FTracker(const FTracker& InValue) { always_check_no_entry(); }
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FTracker(FTracker&& InValue) { }
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FTracker& operator=(const FTracker& InValue) { always_check_no_entry(); return *this; }
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FTracker& operator=(FTracker&& InValue) { return *this; }
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};
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TVariant<FTracker> TempZ(Invalid);
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TempZ = TVariant<FTracker>();
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TempZ = FTracker();
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always_check((TIsSame<int32, TVariantAlternativeType<0, TVariant<int32, float>>::Type>::Value));
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always_check((TIsSame<float, TVariantAlternativeType<1, TVariant<int32, float>>::Type>::Value));
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always_check((TIsSame<const int32, TVariantAlternativeType<0, const TVariant<int32, float>>::Type>::Value));
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always_check((TVariantAlternativeIndex<int32, TVariant<int32, float>>::Value == 0));
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always_check((TVariantAlternativeIndex<float, TVariant<int32, float>>::Value == 1));
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bool bIsConst;
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bool bIsLValue;
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bool bIsRValue;
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auto TestQualifiers = [&bIsConst, &bIsLValue, &bIsRValue](auto&& Arg) -> int32
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{
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using T = decltype(Arg);
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always_check(Arg == 10);
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always_check(TIsConst<typename TRemoveReference<T>::Type>::Value == bIsConst);
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always_check(TIsLValueReference<T>::Value == bIsLValue);
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always_check(TIsRValueReference<T>::Value == bIsRValue);
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return 0;
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};
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bIsConst = false;
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bIsLValue = true;
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bIsRValue = false;
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TVariant<int32> TempLA = 10;
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auto ReturnLA = TempLA.Visit(TestQualifiers);
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always_check((TIsSame<int32, decltype(ReturnLA)>::Value));
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bIsConst = true;
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bIsLValue = true;
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bIsRValue = false;
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const TVariant<int32> TempLB = TempLA;
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auto ReturnLB = TempLB.Visit(TestQualifiers);
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always_check((TIsSame<int32, decltype(ReturnLB)>::Value));
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bIsConst = false;
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bIsLValue = false;
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bIsRValue = true;
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TVariant<int32> TempRA = 10;
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auto ReturnRA = MoveTemp(TempRA).Visit(TestQualifiers);
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always_check((TIsSame<int32, decltype(ReturnRA)>::Value));
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bIsConst = true;
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bIsLValue = false;
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bIsRValue = true;
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const TVariant<int32> TempRB = TempLA;
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auto ReturnRB = MoveTemp(TempRB).Visit(TestQualifiers);
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always_check((TIsSame<int32, decltype(ReturnRB)>::Value));
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bIsConst = false;
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bIsLValue = true;
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bIsRValue = false;
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TVariant<int32> TempLC = 10;
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auto ReturnLC = TempLC.Visit<int32>(TestQualifiers);
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always_check((TIsSame<int32, decltype(ReturnLC)>::Value));
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bIsConst = true;
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bIsLValue = true;
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bIsRValue = false;
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const TVariant<int32> TempLD = TempLC;
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auto ReturnLD = TempLD.Visit<int32>(TestQualifiers);
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always_check((TIsSame<int32, decltype(ReturnLD)>::Value));
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bIsConst = false;
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bIsLValue = false;
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bIsRValue = true;
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TVariant<int32> TempRC = 10;
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auto ReturnRC = MoveTemp(TempRC).Visit<int32>(TestQualifiers);
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always_check((TIsSame<int32, decltype(ReturnRC)>::Value));
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bIsConst = true;
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bIsLValue = false;
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bIsRValue = true;
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const TVariant<int32> TempRD = TempLC;
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auto ReturnRD = MoveTemp(TempRD).Visit<int32>(TestQualifiers);
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always_check((TIsSame<int32, decltype(ReturnRD)>::Value));
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}
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2022-03-22 03:10:12 +00:00
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void TestAny()
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{
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struct FIntegral
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{
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int32 A;
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FIntegral() { }
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FIntegral(int32 InA) : A(InA) { }
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bool operator==(FIntegral RHS) const { return A == RHS.A; }
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};
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struct FFloating
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{
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double A;
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uint8 Pad[64];
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FFloating() { }
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FFloating(double InA) : A(InA) { }
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bool operator==(FFloating RHS) const { return A == RHS.A; }
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};
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struct FTracker
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{
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FTracker() { }
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FTracker(const FTracker& InValue) { always_check_no_entry(); }
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FTracker(FTracker&& InValue) { }
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FTracker& operator=(const FTracker& InValue) { always_check_no_entry(); return *this; }
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FTracker& operator=(FTracker&& InValue) { return *this; }
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};
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{
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FAny TempA;
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FAny TempB(Invalid);
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FAny TempC(0);
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FAny TempD(InPlaceType<int32>, 0);
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|
|
FAny TempG(TempA);
|
|
|
|
FAny TempH(TempC);
|
|
|
|
|
|
|
|
FAny TempK, TempL, TempM, TempN;
|
|
|
|
TempK = TempA;
|
|
|
|
TempL = TempD;
|
|
|
|
TempM = FAny(0);
|
|
|
|
TempN = FAny(Invalid);
|
|
|
|
|
|
|
|
TempL = 303;
|
|
|
|
TempM = 404;
|
|
|
|
|
|
|
|
FAny TempO;
|
|
|
|
TempO.Emplace<int32>(202);
|
|
|
|
TempO.Emplace<int32>(404);
|
|
|
|
|
|
|
|
always_check(TempO);
|
|
|
|
always_check(TempO.IsValid());
|
|
|
|
|
|
|
|
always_check(TempO == 404);
|
|
|
|
always_check(TempO.GetValue<int32>() == 404);
|
|
|
|
always_check(TempO.Get<int32>(500) == 404);
|
|
|
|
|
|
|
|
TempO.Reset();
|
|
|
|
always_check(TempO.Get<int32>(500) == 500);
|
|
|
|
|
|
|
|
int32 TempP = 200;
|
|
|
|
TempO = TempP;
|
|
|
|
TempO = 300;
|
|
|
|
|
|
|
|
always_check(TempO == 300);
|
|
|
|
always_check(300 == TempO);
|
|
|
|
|
|
|
|
Swap(TempD, TempA);
|
|
|
|
|
|
|
|
always_check(!TempD.IsValid());
|
|
|
|
always_check(0 == TempA);
|
|
|
|
}
|
|
|
|
|
|
|
|
{
|
|
|
|
FAny TempA;
|
|
|
|
FAny TempB(Invalid);
|
|
|
|
FAny TempC(FIntegral(0));
|
|
|
|
FAny TempD(InPlaceType<FIntegral>, 0);
|
|
|
|
FAny TempG(TempA);
|
|
|
|
FAny TempH(TempC);
|
|
|
|
|
|
|
|
FAny TempK, TempL, TempM, TempN;
|
|
|
|
TempK = TempA;
|
|
|
|
TempL = TempD;
|
|
|
|
TempM = FAny(FIntegral(0));
|
|
|
|
TempN = FAny(Invalid);
|
|
|
|
|
|
|
|
TempL = FIntegral(303);
|
|
|
|
TempM = FIntegral(404);
|
|
|
|
|
|
|
|
FAny TempO;
|
|
|
|
TempO.Emplace<FIntegral>(202);
|
|
|
|
TempO.Emplace<FIntegral>(404);
|
|
|
|
|
|
|
|
always_check(TempO);
|
|
|
|
always_check(TempO.IsValid());
|
|
|
|
|
|
|
|
always_check(TempO == FIntegral(404));
|
|
|
|
always_check(TempO.GetValue<FIntegral>() == FIntegral(404));
|
|
|
|
always_check(TempO.Get<FIntegral>(500) == FIntegral(404));
|
|
|
|
|
|
|
|
TempO.Reset();
|
|
|
|
always_check(TempO.Get<FIntegral>(500) == FIntegral(500));
|
|
|
|
|
|
|
|
FIntegral TempP = FIntegral(200);
|
|
|
|
TempO = TempP;
|
|
|
|
TempO = FIntegral(300);
|
|
|
|
|
|
|
|
always_check(TempO == FIntegral(300));
|
|
|
|
always_check(FIntegral(300) == TempO);
|
|
|
|
|
|
|
|
Swap(TempD, TempA);
|
|
|
|
|
|
|
|
always_check(!TempD.IsValid());
|
|
|
|
always_check(FIntegral(0) == TempA);
|
|
|
|
}
|
|
|
|
|
|
|
|
{
|
|
|
|
FAny TempA;
|
|
|
|
FAny TempB(Invalid);
|
|
|
|
FAny TempC(FFloating(0.0));
|
|
|
|
FAny TempD(InPlaceType<FFloating>, 0.0);
|
|
|
|
FAny TempG(TempA);
|
|
|
|
FAny TempH(TempC);
|
|
|
|
|
|
|
|
FAny TempK, TempL, TempM, TempN;
|
|
|
|
TempK = TempA;
|
|
|
|
TempL = TempD;
|
|
|
|
TempM = FAny(FFloating(0.0));
|
|
|
|
TempN = FAny(Invalid);
|
|
|
|
|
|
|
|
TempL = FFloating(303.0);
|
|
|
|
TempM = FFloating(404.0);
|
|
|
|
|
|
|
|
FAny TempO;
|
|
|
|
TempO.Emplace<FFloating>(202.0);
|
|
|
|
TempO.Emplace<FFloating>(404.0);
|
|
|
|
|
|
|
|
always_check(TempO);
|
|
|
|
always_check(TempO.IsValid());
|
|
|
|
|
|
|
|
always_check(TempO == FFloating(404.0));
|
|
|
|
always_check(TempO.GetValue<FFloating>() == FFloating(404.0));
|
|
|
|
always_check(TempO.Get<FFloating>(500.0) == FFloating(404.0));
|
|
|
|
|
|
|
|
TempO.Reset();
|
|
|
|
always_check(TempO.Get<FFloating>(500.0) == FFloating(500.0));
|
|
|
|
|
|
|
|
FFloating TempP = FFloating(200.0);
|
|
|
|
TempO = TempP;
|
|
|
|
TempO = FFloating(300.0);
|
|
|
|
|
|
|
|
always_check(TempO == FFloating(300.0));
|
|
|
|
always_check(FFloating(300.0) == TempO);
|
|
|
|
|
|
|
|
Swap(TempD, TempA);
|
|
|
|
|
|
|
|
always_check(!TempD.IsValid());
|
|
|
|
always_check(FFloating(0.0) == TempA);
|
|
|
|
}
|
|
|
|
|
|
|
|
{
|
|
|
|
FAny TempA;
|
|
|
|
FAny TempB(InPlaceType<int32>, 0);
|
|
|
|
FAny TempC(InPlaceType<FIntegral>, 0);
|
|
|
|
FAny TempD(InPlaceType<FFloating>, 0.0);
|
|
|
|
FAny TempE(InPlaceType<FTracker>);
|
|
|
|
|
|
|
|
Swap(TempA, TempB);
|
|
|
|
Swap(TempA, TempC);
|
|
|
|
Swap(TempA, TempD);
|
|
|
|
Swap(TempA, TempE);
|
|
|
|
|
|
|
|
Swap(TempB, TempA);
|
|
|
|
Swap(TempB, TempC);
|
|
|
|
Swap(TempB, TempD);
|
|
|
|
Swap(TempB, TempE);
|
|
|
|
|
|
|
|
Swap(TempC, TempA);
|
|
|
|
Swap(TempC, TempB);
|
|
|
|
Swap(TempC, TempD);
|
|
|
|
Swap(TempC, TempE);
|
|
|
|
|
|
|
|
Swap(TempD, TempA);
|
|
|
|
Swap(TempD, TempB);
|
|
|
|
Swap(TempD, TempC);
|
|
|
|
Swap(TempD, TempE);
|
|
|
|
|
|
|
|
Swap(TempE, TempA);
|
|
|
|
Swap(TempE, TempB);
|
|
|
|
Swap(TempE, TempC);
|
|
|
|
Swap(TempE, TempD);
|
|
|
|
|
|
|
|
always_check(TempA == FIntegral(0));
|
|
|
|
always_check(TempB == FFloating(0.0));
|
|
|
|
always_check(TempC.HoldsAlternative<FTracker>());
|
|
|
|
always_check(TempD == Invalid);
|
|
|
|
always_check(TempE == int32(0));
|
|
|
|
|
|
|
|
FAny TempZ(Invalid);
|
|
|
|
TempZ = FAny();
|
|
|
|
TempZ = FTracker();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2022-03-09 15:17:54 +00:00
|
|
|
NAMESPACE_UNNAMED_BEGIN
|
|
|
|
|
2022-02-09 09:07:47 +00:00
|
|
|
template <typename T>
|
|
|
|
struct TTestStructA
|
|
|
|
{
|
|
|
|
T* Pad;
|
|
|
|
T* Data;
|
|
|
|
|
|
|
|
TTestStructA(T* InData) : Pad(nullptr), Data(InData) { }
|
|
|
|
~TTestStructA() { delete Data; }
|
|
|
|
T** operator&() { return &Data; }
|
|
|
|
};
|
|
|
|
|
|
|
|
template <typename T>
|
|
|
|
int32 TestFunctionB(TTestStructA<T>* Ptr)
|
|
|
|
{
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
template <typename T>
|
|
|
|
int32 TestFunctionB(T** Ptr)
|
|
|
|
{
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
NAMESPACE_UNNAMED_END
|
|
|
|
|
2022-03-17 02:19:41 +00:00
|
|
|
void TestMiscTemplates()
|
2022-02-09 09:07:47 +00:00
|
|
|
{
|
|
|
|
TTestStructA<int32> ObjectA(new int32(3));
|
|
|
|
always_check(TestFunctionB(&ObjectA) == 1);
|
|
|
|
always_check(TestFunctionB(AddressOf(ObjectA)) == 0);
|
2022-03-17 02:19:41 +00:00
|
|
|
always_check(AddressOf(TestMiscTemplates) == &TestMiscTemplates);
|
2022-02-09 09:07:47 +00:00
|
|
|
}
|
|
|
|
|
2022-03-19 05:35:27 +00:00
|
|
|
NAMESPACE_END(Testing)
|
|
|
|
|
2022-02-04 13:11:05 +00:00
|
|
|
NAMESPACE_MODULE_END(Utility)
|
|
|
|
NAMESPACE_MODULE_END(Redcraft)
|
|
|
|
NAMESPACE_REDCRAFT_END
|