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{ test for the various DynArray* functions }
program tarray13;
{$mode objfpc}
function TestDynArraySize: LongInt;
type
TTest = record
value1: QWord;
value2: LongInt;
end;
var
arr1: array of LongInt;
arr2: array of QWord;
arr3: array of TTest;
begin
SetLength(arr1, 5);
SetLength(arr2, 8);
SetLength(arr3, 6);
if DynArraySize(Pointer(arr1)) <> 5 then
Halt(1);
if DynArraySize(@arr1[0]) <> 5 then
Halt(2);
if DynArraySize(Pointer(arr2)) <> 8 then
Halt(3);
if DynArraySize(@arr2[0]) <> 8 then
Halt(4);
if DynArraySize(Pointer(arr3)) <> 6 then
Halt(5);
if DynArraySize(@arr3[0]) <> 6 then
Halt(6);
Result := 7;
end;
function TestDynArrayIndexSingle(aBaseCode: LongInt): LongInt;
type
TTest1 = record
value1: QWord;
value2: LongInt;
end;
TTest2 = packed record
value1: LongInt;
value2: QWord;
end;
var
arr1: array of Byte;
arr2: array of LongInt;
arr3: array of QWord;
arr4: array of TTest1;
arr5: array of TTest2;
i, basecode: LongInt;
begin
SetLength(arr1, 5);
SetLength(arr2, 3);
SetLength(arr3, 8);
SetLength(arr4, 6);
SetLength(arr5, 7);
basecode := aBaseCode;
for i := Low(arr1) to High(arr1) do begin
if @arr1[i] <> DynArrayIndex(Pointer(arr1), [i], TypeInfo(arr1)) then
Halt(basecode + i * 2);
if @arr1[i] <> DynArrayIndex(@arr1[0], [i], TypeInfo(arr1)) then
Halt(basecode + i * 2 + 1);
end;
basecode := basecode + 2 * Length(arr1);
for i := Low(arr2) to High(arr2) do begin
if @arr2[i] <> DynArrayIndex(Pointer(arr2), [i], TypeInfo(arr2)) then
Halt(basecode + i * 2);
if @arr2[i] <> DynArrayIndex(@arr2[0], [i], TypeInfo(arr2)) then
Halt(basecode + i * 2 + 1);
end;
basecode := basecode + 2 * Length(arr2);
for i := Low(arr3) to High(arr3) do begin
if @arr3[i] <> DynArrayIndex(Pointer(arr3), [i], TypeInfo(arr3)) then
Halt(basecode + i * 2);
if @arr3[i] <> DynArrayIndex(@arr3[0], [i], TypeInfo(arr3)) then
Halt(basecode + i * 2 + 1);
end;
basecode := basecode + 2 * Length(arr3);
for i := Low(arr4) to High(arr4) do begin
if @arr4[i] <> DynArrayIndex(Pointer(arr4), [i], TypeInfo(arr4)) then
Halt(basecode + i * 2);
if @arr4[i] <> DynArrayIndex(@arr4[0], [i], TypeInfo(arr4)) then
Halt(basecode + i * 2 + 1);
end;
basecode := basecode + 2 * Length(arr4);
for i := Low(arr5) to High(arr5) do begin
if @arr5[i] <> DynArrayIndex(Pointer(arr5), [i], TypeInfo(arr5)) then
Halt(basecode + i * 2);
if @arr5[i] <> DynArrayIndex(@arr5[0], [i], TypeInfo(arr5)) then
Halt(basecode + i * 2 + 1);
end;
Result := basecode + 2 * Length(arr5);
end;
function TestDynArrayIndexMulti(aBaseCode: LongInt): LongInt;
var
arr1: array of array of LongInt;
arr2: array of array of array of QWord;
i, j, k, basecode: LongInt;
begin
SetLength(arr1, 4, 8);
SetLength(arr2, 3, 5, 9);
basecode := aBaseCode;
for i := Low(arr1) to High(arr1) do begin
for j := Low(arr1[i]) to High(arr1[i]) do begin
if @arr1[i, j] <> DynArrayIndex(Pointer(arr1), [i, j], TypeInfo(arr1)) then
Halt(basecode + j * 2);
if @arr1[i, j] <> DynArrayIndex(@arr1[0], [i, j], TypeInfo(arr1)) then
Halt(basecode + j * 2 + 1);
{ Note: @arr1[0, 0] would be different from @arr1[0] or arr1! }
end;
basecode := basecode + Length(arr1[i]) * 3;
end;
for i := Low(arr2) to High(arr2) do begin
for j := Low(arr2[i]) to High(arr2[i]) do begin
for k := Low(arr2[i, j]) to High(arr2[i, j]) do begin
if @arr2[i, j, k] <> DynArrayIndex(Pointer(arr2), [i, j, k], TypeInfo(arr2)) then
Halt(basecode + k * 2);
if @arr2[i, j, k] <> DynArrayIndex(@arr2[0], [i, j, k], TypeInfo(arr2)) then
Halt(basecode + k * 2 + 1);
{ Note: @arr2[0, 0] and @arr2[0, 0, 0] would be different from @arr2[0] or arr2! }
end;
basecode := basecode + Length(arr2[i, j]) * 2;
end;
end;
Result := basecode;
end;
var
basecode: LongInt;
begin
Writeln('TestDynArraySize errors starting at 1');
basecode := TestDynArraySize;
Writeln('TestDynArrayIndexSingle errors starting at ', basecode);
basecode := TestDynArrayIndexSingle(basecode);
Writeln('TestDynArrayIndexMulti errors starting at ', basecode);
basecode := TestDynArrayIndexMulti(basecode);
Writeln('ok');
end.
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