Re: [PATCH 0/6] MR7970: mshtml: Misc prop fixes & improvements.

[Jacek Caban (＠jacek)]

Jacek Caban (@jacek) commented about dlls/mshtml/tests/documentmode.js:
> window.toString.call(null);
>              ok(false, "expected exception calling window.toString with null context");
>          }catch(ex) {}
> +
> +        ok(!Object.hasOwnProperty.call(f, "arguments"), "arguments is a prop of createElement");
> +        ok(!Object.hasOwnProperty.call(f, "caller"), "caller is a prop of createElement");
> +        ok(!Object.hasOwnProperty.call(f, "length"), "length is a prop of createElement");

We already test "arguments" and "length" a few lines above using "in" expression. For the negative tests like this, "in" expressions are stronger tests.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/7970#note_102575