Commit a41da122 authored by Dmitry Timoshkov's avatar Dmitry Timoshkov Committed by Alexandre Julliard

gdi32: Add a test for GetKerningPairs.

parent ce6d4c72
......@@ -428,6 +428,17 @@ static void test_text_extents(void)
GetTextExtentPointA(hdc, "o", 1, &sz);
ok(sz.cy == tm.tmHeight, "cy %ld tmHeight %ld\n", sz.cy, tm.tmHeight);
SetLastError(0xdeadbeef);
GetTextExtentExPointW(hdc, wt, 1, 1, &fit1, &fit2, &sz1);
if (GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
{
trace("Skipping remainder of text extents test on a Win9x platform\n");
SelectObject(hdc, hfont);
DeleteObject(hfont);
ReleaseDC(0, hdc);
return;
}
len = lstrlenW(wt);
extents = HeapAlloc(GetProcessHeap(), 0, len * sizeof extents[0]);
memset(extents, 0, len * sizeof extents[0]);
......@@ -511,6 +522,128 @@ static void test_GetGlyphIndices()
textm.tmDefaultChar, glyphs[4]);
}
static void test_GetKerningPairs(void)
{
static const struct kerning_data
{
const char face_name[LF_FACESIZE];
LONG height;
/* small subset of kerning pairs to test */
DWORD total_kern_pairs;
const KERNINGPAIR kern_pair[20];
} kd[] =
{
{"Arial", -34, 20,
{
{' ','A',-2},{' ','T',-1},{' ','Y',-1},{'1','1',-3},
{'A',' ',-2},{'A','T',-3},{'A','V',-3},{'A','W',-1},
{'A','Y',-3},{'A','v',-1},{'A','w',-1},{'A','y',-1},
{'F',',',-4},{'F','.',-4},{'F','A',-2},{'L',' ',-1},
{'L','T',-3},{'L','V',-3},{'L','W',-3},{'L','Y',-3}
}
},
{ "Arial", 120, 20,
{
{' ','A',-6},{' ','T',-2},{' ','Y',-2},{'1','1',-8},
{'A',' ',-6},{'A','T',-8},{'A','V',-8},{'A','W',-4},
{'A','Y',-8},{'A','v',-2},{'A','w',-2},{'A','y',-2},
{'F',',',-12},{'F','.',-12},{'F','A',-6},{'L',' ',-4},
{'L','T',-8},{'L','V',-8},{'L','W',-8},{'L','Y',-8}
}
}
};
LOGFONT lf;
HFONT hfont, hfont_old;
KERNINGPAIR *kern_pair;
HDC hdc;
DWORD total_kern_pairs, ret, i, n, matches;
hdc = GetDC(0);
/* GetKerningPairsA maps unicode set of kerning pairs to current code page
* which may render this test unusable, so we're trying to avoid that.
*/
SetLastError(0xdeadbeef);
GetKerningPairsW(hdc, 0, NULL);
if (GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
{
trace("Skipping the GetKerningPairs test on a Win9x platform\n");
ReleaseDC(0, hdc);
return;
}
for (i = 0; i < sizeof(kd)/sizeof(kd[0]); i++)
{
if (!is_font_installed(kd[i].face_name))
{
trace("%s is not installed so skipping this test\n", kd[i].face_name);
continue;
}
memset(&lf, 0, sizeof(lf));
strcpy(lf.lfFaceName, kd[i].face_name);
lf.lfHeight = kd[i].height;
hfont = CreateFontIndirect(&lf);
assert(hfont != 0);
hfont_old = SelectObject(hdc, hfont);
total_kern_pairs = GetKerningPairsW(hdc, 0, NULL);
trace("font %s, height %ld, total_kern_pairs %lu\n",
kd[i].face_name, kd[i].height, total_kern_pairs);
kern_pair = HeapAlloc(GetProcessHeap(), 0, total_kern_pairs * sizeof(*kern_pair));
#if 0 /* Win98 (GetKerningPairsA) and XP behave differently here, the test passes on XP */
SetLastError(0xdeadbeef);
ret = GetKerningPairsW(hdc, 0, kern_pair);
ok(GetLastError() == ERROR_INVALID_PARAMETER,
"got error %ld, expected ERROR_INVALID_PARAMETER\n", GetLastError());
ok(ret == 0, "got %lu, expected 0\n", ret);
#endif
ret = GetKerningPairsW(hdc, 100, NULL);
ok(ret == total_kern_pairs, "got %lu, expected %lu\n", ret, total_kern_pairs);
ret = GetKerningPairsW(hdc, total_kern_pairs/2, kern_pair);
ok(ret == total_kern_pairs/2, "got %lu, expected %lu\n", ret, total_kern_pairs/2);
ret = GetKerningPairsW(hdc, total_kern_pairs, kern_pair);
ok(ret == total_kern_pairs, "got %lu, expected %lu\n", ret, total_kern_pairs);
matches = 0;
for (n = 0; n < ret; n++)
{
DWORD j;
#if 0
if (kern_pair[n].wFirst < 127 && kern_pair[n].wSecond < 127)
trace("wFirst '%c', wSecond '%c', iKernAmount %d\n",
kern_pair[n].wFirst, kern_pair[n].wSecond, kern_pair[n].iKernAmount);
#endif
for (j = 0; j < kd[i].total_kern_pairs; j++)
{
if (kern_pair[n].wFirst == kd[i].kern_pair[j].wFirst &&
kern_pair[n].wSecond == kd[i].kern_pair[j].wSecond &&
kern_pair[n].iKernAmount == kd[i].kern_pair[j].iKernAmount)
{
/*trace("match\n");*/
matches++;
}
}
}
ok(matches == kd[i].total_kern_pairs, "got matches %lu, expected %lu\n",
matches, kd[i].total_kern_pairs);
HeapFree(GetProcessHeap(), 0, kern_pair);
SelectObject(hdc, hfont_old);
DeleteObject(hfont);
}
ReleaseDC(0, hdc);
}
START_TEST(font)
{
test_logfont();
......@@ -520,4 +653,5 @@ START_TEST(font)
test_GetCharABCWidthsW();
test_text_extents();
test_GetGlyphIndices();
test_GetKerningPairs();
}
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