[wix-devs] Debugging WIX4/Burn Unit tests

[Sean Hall]

Yes. It builds and runs them in x86 and x64.

On Mon, Oct 31, 2022 at 4:24 PM Hoover, Jacob via wix-devs <
wix-devs at lists.wixtoolset.org> wrote:

> Trying to test my changes, and I've run into an issue where the unit test
> host process is crashing. Note this only happens on x64, and it's
> triggering a breakpoint from
>
>         [Fact]
>         void VariantBasicTest()
>         {
>             BURN_VARIANT expectedVariants[10];
>             BURN_VARIANT actualVariants[10];
>             for (DWORD i = 0; i < 10; i++)
>             {
>                 BVariantUninitialize(expectedVariants + i); // This is the
> line causing the issue...
>                 BVariantUninitialize(actualVariants + i);
>             }
>
> BVariantUninitialize
> ->StrSecureZeroFreeString->StrSecureZeroString->StrSize->MemSizeChecked->MemSize
>
> extern "C" SIZE_T DAPI MemSize(
>     __in LPCVOID pv
>     )
> {
> //    AssertSz(vfMemInitialized, "MemInitialize() not called, this would
> normally crash");
>     return ::HeapSize(::GetProcessHeap(), 0, pv);
> }
>
> HeapSize is stating that the Heap has been corrupted.
>
> Does our CI pipeline build and run the x64 tests?
>
> Thanks,
> Jacob
>
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