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riched20/tests: Added ITextServices::TxGetNaturalSize test.

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Austin Lund 2009-01-16 09:18:05 +10:00 committed by Alexandre Julliard
parent 8c914986a6
commit 80e71e63f2
1 changed files with 66 additions and 0 deletions
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66
dlls/riched20/tests/txtsrv.c
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@ -32,6 +32,7 @@
#include <textserv.h>
#include <wine/test.h>
#include <oleauto.h>
#include <limits.h>
static HMODULE hmoduleRichEdit;
@ -434,12 +435,16 @@ static void WINAPI ITextHostImpl_TxImmReleaseContext(ITextHost *iface, HIMC himc
TRACECALL("Call to TxImmReleaseContext(%p, himc=%p)\n", This, himc);
}
/* This function must set the variable pointed to by *lSelBarWidth.
Otherwise an uninitalized value will be used to calculate
positions and sizes even if E_NOTIMPL is returned. */
static HRESULT WINAPI ITextHostImpl_TxGetSelectionBarWidth(ITextHost *iface,
LONG *lSelBarWidth)
{
ITextHostTestImpl *This = (ITextHostTestImpl *)iface;
TRACECALL("Call to TxGetSelectionBarWidth(%p, lSelBarWidth=%p)\n",
This, lSelBarWidth);
*lSelBarWidth = 0;
return E_NOTIMPL;
}
@ -666,6 +671,66 @@ static void test_TxSetText(void)
CoTaskMemFree(dummyTextHost);
}
void test_TxGetNaturalSize() {
HRESULT result;
/* This value is used when calling TxGetNaturalSize. MSDN says
that this is not supported however a null pointer cannot be
used as it will cause a segmentation violation. The values in
the structure being pointed to are required to be INT_MAX
otherwise calculations can give wrong values. */
const SIZEL psizelExtent = {INT_MAX,INT_MAX};
static const WCHAR oneA[] = {'A',0};
/* Results of measurements */
LONG xdim, ydim;
/* The device context to do the tests in */
HDC hdcDraw;
/* Variables with the text metric information */
INT charwidth_caps_text[26];
TEXTMETRIC tmInfo_text;
if (!init_texthost())
return;
hdcDraw = GetDC(NULL);
SaveDC(hdcDraw);
/* Populate the metric strucs */
SetMapMode(hdcDraw,MM_TEXT);
GetTextMetrics(hdcDraw, &tmInfo_text);
GetCharWidth32(hdcDraw,'A','Z',charwidth_caps_text);
/* Make measurements in MM_TEXT */
SetMapMode(hdcDraw,MM_TEXT);
xdim = 0; ydim = 0;
result = ITextServices_TxSetText(txtserv, oneA);
todo_wine ok(result == S_OK, "ITextServices_TxSetText failed\n");
result = ITextServices_TxGetNaturalSize(txtserv, DVASPECT_CONTENT,
hdcDraw, NULL, NULL,
TXTNS_FITTOCONTENT, &psizelExtent,
&xdim, &ydim);
todo_wine ok(result == S_OK, "TxGetNaturalSize failed\n");
todo_wine ok(ydim == tmInfo_text.tmHeight,
"Height calculated incorrectly (expected %d, got %d)\n",
tmInfo_text.tmHeight, ydim);
/* The native DLL adds one pixel extra when calculating widths. */
todo_wine ok(xdim >= charwidth_caps_text[0] && xdim <= charwidth_caps_text[0] + 1,
"Width calculated incorrectly (expected %d {+1}, got %d)\n",
charwidth_caps_text[0], xdim);
RestoreDC(hdcDraw,1);
ReleaseDC(NULL,hdcDraw);
IUnknown_Release(txtserv);
CoTaskMemFree(dummyTextHost);
}
START_TEST( txtsrv )
{
setup_thiscall_wrappers();
@ -682,6 +747,7 @@ START_TEST( txtsrv )
test_TxGetText();
test_TxSetText();
test_TxGetNaturalSize();
}
if (wrapperCodeMem) VirtualFree(wrapperCodeMem, 0, MEM_RELEASE);
}