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gdi32/tests: Use a winetest context for test_font_metrics(). 

test_font_metrics() is called from many places and it is important to
know where it was called from to diagnose failures.

Signed-off-by: Francois Gouget <fgouget@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Francois Gouget 2021-06-10 14:12:06 +02:00 committed by Alexandre Julliard
parent a82ab29308
commit ed98e3b51b
1 changed files with 25 additions and 20 deletions
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45
dlls/gdi32/tests/font.c
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@ -299,7 +299,8 @@ static void compare_tm(const TEXTMETRICA *tm, const TEXTMETRICA *otm)
ok(tm->tmCharSet == otm->tmCharSet, "tmCharSet %d != %d\n", tm->tmCharSet, otm->tmCharSet);
}
static void test_font_metrics(HDC hdc, HFONT hfont, LONG lfHeight,
static void test_font_metrics(const char *context,
HDC hdc, HFONT hfont, LONG lfHeight,
LONG lfWidth, const char *test_str,
INT test_str_len, const TEXTMETRICA *tm_orig,
const SIZE *size_orig, INT width_of_A_orig,
@ -315,6 +316,7 @@ static void test_font_metrics(HDC hdc, HFONT hfont, LONG lfHeight,
if (!hfont)
return;
if (context) winetest_push_context("%s", context);
ok(GetCurrentObject(hdc, OBJ_FONT) == hfont, "hfont should be selected\n");
GetObjectA(hfont, sizeof(lf), &lf);
@ -389,6 +391,7 @@ if (0) /* these metrics are scaled too, but with rounding errors */
GetCharWidthA(hdc, 'A', 'A', &width_of_A);
ok(near_match(width_of_A, width_of_A_orig * scale_x), "width A %d != %d\n", width_of_A, width_of_A_orig * scale_x);
if (context) winetest_pop_context();
}
/* Test how GDI scales bitmap font metrics */
@ -430,7 +433,7 @@ static void test_bitmap_font(void)
bitmap_lf.lfWidth = 4;
hfont = create_font("bitmap", &bitmap_lf);
old_hfont = SelectObject(hdc, hfont);
test_font_metrics(hdc, hfont, 0, 4, test_str, sizeof(test_str), &tm_orig, &size_orig, width_orig, 1, 1);
test_font_metrics("bitmap", hdc, hfont, 0, 4, test_str, sizeof(test_str), &tm_orig, &size_orig, width_orig, 1, 1);
SelectObject(hdc, old_hfont);
DeleteObject(hfont);
@ -453,7 +456,9 @@ static void test_bitmap_font(void)
else if(scale == 2 && nearest_height - i == (height_orig / 4)) continue;
else if(scale == 2 && nearest_height - i > (height_orig / 4 - 1)) scale--;
old_hfont = SelectObject(hdc, hfont);
test_font_metrics(hdc, hfont, bitmap_lf.lfHeight, 0, test_str, sizeof(test_str), &tm_orig, &size_orig, width_orig, 1, scale);
winetest_push_context("height %i", i);
test_font_metrics(NULL, hdc, hfont, bitmap_lf.lfHeight, 0, test_str, sizeof(test_str), &tm_orig, &size_orig, width_orig, 1, scale);
winetest_pop_context();
SelectObject(hdc, old_hfont);
DeleteObject(hfont);
}
@ -463,7 +468,7 @@ static void test_bitmap_font(void)
bitmap_lf.lfWidth *= 3;
hfont = create_font("3x2", &bitmap_lf);
old_hfont = SelectObject(hdc, hfont);
test_font_metrics(hdc, hfont, bitmap_lf.lfHeight, 0, test_str, sizeof(test_str), &tm_orig, &size_orig, width_orig, 3, 2);
test_font_metrics("bitmap 3x2", hdc, hfont, bitmap_lf.lfHeight, 0, test_str, sizeof(test_str), &tm_orig, &size_orig, width_orig, 3, 2);
SelectObject(hdc, old_hfont);
DeleteObject(hfont);
@ -472,7 +477,7 @@ static void test_bitmap_font(void)
bitmap_lf.lfWidth = 0;
hfont = create_font("3x3", &bitmap_lf);
old_hfont = SelectObject(hdc, hfont);
test_font_metrics(hdc, hfont, bitmap_lf.lfHeight, 0, test_str, sizeof(test_str), &tm_orig, &size_orig, width_orig, 3, 3);
test_font_metrics("bitmap 3x3", hdc, hfont, bitmap_lf.lfHeight, 0, test_str, sizeof(test_str), &tm_orig, &size_orig, width_orig, 3, 3);
SelectObject(hdc, old_hfont);
DeleteObject(hfont);
@ -513,7 +518,7 @@ static void test_outline_font(void)
ok(GetTextExtentPoint32A(hdc, test_str, sizeof(test_str), &size_orig), "GetTextExtentPoint32A failed\n");
ok(GetCharWidthA(hdc, 'A', 'A', &width_orig), "GetCharWidthA failed\n");
test_font_metrics(hdc, hfont, lf.lfHeight, otm.otmTextMetrics.tmAveCharWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
test_font_metrics("outline", hdc, hfont, lf.lfHeight, otm.otmTextMetrics.tmAveCharWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
SelectObject(hdc, old_hfont);
DeleteObject(hfont);
@ -537,7 +542,7 @@ static void test_outline_font(void)
lf.lfWidth = lfWidth * 3;
hfont = create_font("3x2", &lf);
old_hfont = SelectObject(hdc, hfont);
test_font_metrics(hdc, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 3, 2);
test_font_metrics("outline 3x2", hdc, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 3, 2);
SelectObject(hdc, old_hfont);
DeleteObject(hfont);
@ -546,7 +551,7 @@ static void test_outline_font(void)
lf.lfWidth = lfWidth * 3;
hfont = create_font("3x3", &lf);
old_hfont = SelectObject(hdc, hfont);
test_font_metrics(hdc, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 3, 3);
test_font_metrics("outline 3x3", hdc, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 3, 3);
SelectObject(hdc, old_hfont);
DeleteObject(hfont);
@ -555,7 +560,7 @@ static void test_outline_font(void)
lf.lfWidth = lfWidth * 1;
hfont = create_font("1x1", &lf);
old_hfont = SelectObject(hdc, hfont);
test_font_metrics(hdc, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
test_font_metrics("outline 1x1", hdc, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
SelectObject(hdc, old_hfont);
DeleteObject(hfont);
@ -564,7 +569,7 @@ static void test_outline_font(void)
lf.lfWidth = 0;
hfont = create_font("1x1", &lf);
old_hfont = SelectObject(hdc, hfont);
test_font_metrics(hdc, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
test_font_metrics("outline 1x0", hdc, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
/* with an identity matrix */
memset(&gm, 0, sizeof(gm));
@ -587,12 +592,12 @@ static void test_outline_font(void)
*/
hdc_2 = CreateCompatibleDC(0);
old_hfont_2 = SelectObject(hdc_2, hfont);
test_font_metrics(hdc_2, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
test_font_metrics("dc2.base", hdc_2, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
SetMapMode(hdc, MM_ANISOTROPIC);
/* font metrics on another DC should be unchanged */
test_font_metrics(hdc_2, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
test_font_metrics("dc2.aniso", hdc_2, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
/* test restrictions of compatibility mode GM_COMPATIBLE */
/* part 1: rescaling only X should not change font scaling on screen.
@ -600,24 +605,24 @@ static void test_outline_font(void)
appears as X scaling of 2 that no one requested. */
SetWindowExtEx(hdc, 100, 100, NULL);
SetViewportExtEx(hdc, 50, 100, NULL);
test_font_metrics(hdc, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 2, 1);
test_font_metrics("xscaling", hdc, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 2, 1);
/* font metrics on another DC should be unchanged */
test_font_metrics(hdc_2, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
test_font_metrics("dc2.xscaling", hdc_2, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
/* part 2: rescaling only Y should change font scaling.
As also X is scaled by a factor of 2, but this is not
requested by the DC transformation, we get a scaling factor
of 2 in the X coordinate. */
SetViewportExtEx(hdc, 100, 200, NULL);
test_font_metrics(hdc, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 2, 1);
test_font_metrics("yscaling", hdc, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 2, 1);
/* font metrics on another DC should be unchanged */
test_font_metrics(hdc_2, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
test_font_metrics("dc2.yscaling", hdc_2, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
/* restore scaling */
SetMapMode(hdc, MM_TEXT);
/* font metrics on another DC should be unchanged */
test_font_metrics(hdc_2, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
test_font_metrics("dc2.text", hdc_2, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
SelectObject(hdc_2, old_hfont_2);
DeleteDC(hdc_2);
@ -642,7 +647,7 @@ static void test_outline_font(void)
ret = SetWorldTransform(hdc, &xform);
ok(ret, "SetWorldTransform error %u\n", GetLastError());
test_font_metrics(hdc, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
test_font_metrics("xform", hdc, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
/* with an identity matrix */
memset(&gm, 0, sizeof(gm));
@ -669,7 +674,7 @@ static void test_outline_font(void)
ret = SetMapMode(hdc, MM_LOMETRIC);
ok(ret == MM_TEXT, "expected MM_TEXT, got %d, error %u\n", ret, GetLastError());
test_font_metrics(hdc, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
test_font_metrics("lometric", hdc, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
/* with an identity matrix */
memset(&gm, 0, sizeof(gm));
@ -694,7 +699,7 @@ static void test_outline_font(void)
ret = SetMapMode(hdc, MM_TEXT);
ok(ret == MM_LOMETRIC, "expected MM_LOMETRIC, got %d, error %u\n", ret, GetLastError());
test_font_metrics(hdc, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
test_font_metrics("text", hdc, hfont, lf.lfHeight, lf.lfWidth, test_str, sizeof(test_str), &otm.otmTextMetrics, &size_orig, width_orig, 1, 1);
/* with an identity matrix */
memset(&gm, 0, sizeof(gm));