RFC: Richedit: Test Patch for EM_SETMARGINS

[Nikolay Sivov]

On 1/16/2011 19:39, James McKenzie wrote:
> All:
>
> I would like comments on this patch.
Ok.

>   static HWND new_window(LPCTSTR lpClassName, DWORD dwStyle, HWND parent) {
>     HWND hwnd;
> -  hwnd = CreateWindow(lpClassName, NULL, dwStyle|WS_POPUP|WS_HSCROLL|WS_VSCROLL
> +/*  hwnd = CreateWindow(lpClassName, NULL, dwStyle|WS_POPUP|WS_HSCROLL|WS_VSCROLL
>                         |WS_VISIBLE, 0, 0, 200, 60, parent, NULL,
> -                      hmoduleRichEdit, NULL);
> +                      hmoduleRichEdit, NULL); */
> +  /* Set screen to VGA proportions for testing purposes, will be removed from final patch release */
> +    hwnd = CreateWindow(lpClassName, NULL, dwStyle|WS_POPUP|WS_HSCROLL|WS_VSCROLL
> +                        |WS_VISIBLE, 0, 0, 640, 480, parent, NULL,
> +                        hmoduleRichEdit, NULL);
>     ok(hwnd != NULL, "class: %s, error: %d\n", lpClassName, (int) GetLastError());
>     return hwnd;
Commented code?

> +static inline int is_win9xA()
> +{
> +    static WCHAR arialW[]={'A','r','i','a','l',0};
> +    SetLastError(0xdeadbeef);
> +    lstrcmpW(arialW, arialW);
> +    return (GetLastError() == ERROR_CALL_NOT_IMPLEMENTED);
> +}
I think we don't care much about 9x now.
> +    hDC = GetDC(hwndRichEdit);
> +    ok (hDC, "Creation of hdc failed \n");
> +    if (!hDC)
> +    {
> +        DeleteObject(testFont1A);
> +        DeleteObject(testFont2A);
> +        DeleteObject(testFont1W);
> +        DeleteObject(testFont2W);
> +        DeleteObject(testFont3W);
> +        DeleteObject(testFont4W);
> +        DeleteDC(hDC);
> +        DestroyWindow(hwndRichEdit);
> +        return;
> +    }
DeleteObject() with uninitialized handles?
> +    /* Calculate the twips per pixel */
> +    ry = GetDeviceCaps(hDC, LOGPIXELSY);
> +
> +    static const WCHAR arialW[] = {'A','r','i','a','l',0};
> +    static const WCHAR courier[] = {'C','o','u','r','i','e','r',0};
> +    static const WCHAR msSansSerif [] = {'M','S',' ','S','a','n','s',' ','S','e','r','i','f',0};
> +
Variable declaration in code?

> +    todo_wine {
> +    SendMessageA(hwndRichEdit, EM_SETMARGINS, EC_LEFTMARGIN, MAKELONG (5,0));
> +    SendMessageA(hwndRichEdit, EM_GETRECT, 0, (LPARAM)&new_rect);
> +    ok(new_rect.left == old_rect.left + 5, "The left border of the rectangle is wrong.  The value of it is %d.\n", \
> +    new_rect.left);
> +    }
todo_wine usually contains only test calls.

> +    /*Set test font to be Courier font */
> +    SendMessageW(hwndRichEdit, WM_SETFONT, (WPARAM)testFont1W, MAKELPARAM(TRUE, 0));
> +    /*Verify font is set */
> +    SendMessageW(hwndRichEdit, EM_GETCHARFORMAT, SCF_DEFAULT, (LPARAM)&CharFont1Unicode);
> +    GetObjectW(testFont1W, sizeof(LOGFONTW),&sentLogFont);
Do you really need to verify that?
> +    /* Perhttp://msdn.microsoft.com/en-us/library/bb761649%(VS.85).asp  if the lparam is
> +       EC_USEFONTINFO the Left and Right Margins should be set to a narrow width if the
> +       font has been set */
They don't use permanent links I believe.

> +    ret = GetTextMetricsW (hDC,&tmw);
> +    ok (ret, "GetTextMetricsW failed\n");
> +    ok (7 == tmw.tmAveCharWidth, "Average Character Width for MS Sans Serif is %d\n", tmw.tmAveCharWidth);
> +    ok (14 == tmw.tmMaxCharWidth, "Maximum Character Width for MS Sans Serif is %d\n", tmw.tmMaxCharWidth);
> +    ok (150== CharFont1Unicode.yHeight /*Windows*/ || -195 == CharFont1Unicode.yHeight /*Wine*/, \
> +       "Character height for MS Sans Serif is not 195 but is %d\n", abs(CharFont1Unicode.yHeight));
> +    ok (10 == (abs(CharFont1Unicode.yHeight) * ry) / 1440 /*Windows*/ || 13 == (abs(CharFont1Unicode.yHeight) * ry) / 1440 /*Wine*/, \
> +       "Character Height of MS San Serif character set is not 12 but %d\n", abs(CharFont1Unicode.yHeight) * ry / 1440);
> +    ok (0 == CharFont1Unicode.wWeight /*Windows*/ || FW_NORMAL == CharFont1Unicode.wWeight /*Wine*/, "Average Character Weight for MS"\
> +        " Sans Serif is %d\n", CharFont1Unicode.wWeight);
I don't like that. Looks like it's necessary to figure out why values 
differ comparing to native.

> +    todo_wine {
> +        SendMessageW(hwndRichEdit, EM_SETMARGINS, EC_USEFONTINFO, MAKELONG(EC_USEFONTINFO, EC_USEFONTINFO));
> +    }
Hm.

> +  if (winetest_debug>  1) {
>     test_WM_CHAR();
>     test_EM_FINDTEXT();
>     test_EM_GETLINE();
> @@ -7126,6 +7643,8 @@ START_TEST( editor )
>     test_WM_GETDLGCODE();
>     test_zoom();
>     test_dialogmode();
> +  }
> +  test_em_setmargins();
Why?

Another question is how screen resolution affects that test.



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