Alexandre Julliard : user32/tests: Add some tests for WindowFromDC and destroyed windows.
Module: wine Branch: master Commit: 52d90e3ce0ed5a35bcb10723379a1702f8706cc8 URL: http://source.winehq.org/git/wine.git/?a=commit;h=52d90e3ce0ed5a35bcb1072337... Author: Alexandre Julliard <julliard(a)winehq.org> Date: Mon Jul 17 09:54:45 2017 +0200 user32/tests: Add some tests for WindowFromDC and destroyed windows. Signed-off-by: Alexandre Julliard <julliard(a)winehq.org> --- dlls/user32/tests/dce.c | 103 ++++++++++++++++++++++++++++++++++++++++-------- 1 file changed, 87 insertions(+), 16 deletions(-) diff --git a/dlls/user32/tests/dce.c b/dlls/user32/tests/dce.c index 382d10a..25b0153 100644 --- a/dlls/user32/tests/dce.c +++ b/dlls/user32/tests/dce.c @@ -52,11 +52,14 @@ static void test_dc_attributes(void) rop = GetROP2( hdc ); ok( rop == R2_WHITE, "wrong ROP2 %d\n", rop ); + ok( WindowFromDC( hdc ) == hwnd_cache, "wrong window\n" ); ReleaseDC( hwnd_cache, hdc ); + ok( WindowFromDC( hdc ) == 0, "wrong window\n" ); hdc = GetDC( hwnd_cache ); rop = GetROP2( hdc ); ok( rop == def_rop, "wrong ROP2 %d after release\n", rop ); SetROP2( hdc, R2_WHITE ); + ok( WindowFromDC( hdc ) == hwnd_cache, "wrong window\n" ); ReleaseDC( hwnd_cache, hdc ); old_hdc = hdc; @@ -115,6 +118,7 @@ static void test_dc_attributes(void) ok( rop == 0, "got %d\n", rop ); rop = GetROP2( old_hdc ); ok( rop == 0, "got %d\n", rop ); + ok( WindowFromDC( old_hdc ) == 0, "wrong window\n" ); /* test own DC */ @@ -124,11 +128,14 @@ static void test_dc_attributes(void) ok( rop == R2_WHITE, "wrong ROP2 %d\n", rop ); old_hdc = hdc; + ok( WindowFromDC( hdc ) == hwnd_owndc, "wrong window\n" ); ReleaseDC( hwnd_owndc, hdc ); + ok( WindowFromDC( hdc ) == hwnd_owndc, "wrong window\n" ); hdc = GetDC( hwnd_owndc ); ok( old_hdc == hdc, "didn't get same DC %p/%p\n", old_hdc, hdc ); rop = GetROP2( hdc ); ok( rop == R2_WHITE, "wrong ROP2 %d after release\n", rop ); + ok( WindowFromDC( hdc ) == hwnd_owndc, "wrong window\n" ); ReleaseDC( hwnd_owndc, hdc ); rop = GetROP2( hdc ); ok( rop == R2_WHITE, "wrong ROP2 %d after second release\n", rop ); @@ -141,11 +148,14 @@ static void test_dc_attributes(void) ok( rop == R2_WHITE, "wrong ROP2 %d\n", rop ); old_hdc = hdc; + ok( WindowFromDC( hdc ) == hwnd_classdc, "wrong window\n" ); ReleaseDC( hwnd_classdc, hdc ); + ok( WindowFromDC( hdc ) == hwnd_classdc, "wrong window\n" ); hdc = GetDC( hwnd_classdc ); ok( old_hdc == hdc, "didn't get same DC %p/%p\n", old_hdc, hdc ); rop = GetROP2( hdc ); ok( rop == R2_WHITE, "wrong ROP2 %d after release\n", rop ); + ok( WindowFromDC( hdc ) == hwnd_classdc, "wrong window\n" ); ReleaseDC( hwnd_classdc, hdc ); rop = GetROP2( hdc ); ok( rop == R2_WHITE, "wrong ROP2 %d after second release\n", rop ); @@ -154,12 +164,15 @@ static void test_dc_attributes(void) old_hdc = GetDC( hwnd_classdc ); SetROP2( old_hdc, R2_BLACK ); + ok( WindowFromDC( old_hdc ) == hwnd_classdc, "wrong window\n" ); hdc = GetDC( hwnd_classdc2 ); ok( old_hdc == hdc, "didn't get same DC %p/%p\n", old_hdc, hdc ); rop = GetROP2( hdc ); ok( rop == R2_BLACK, "wrong ROP2 %d for other window\n", rop ); + ok( WindowFromDC( hdc ) == hwnd_classdc2, "wrong window\n" ); ReleaseDC( hwnd_classdc, old_hdc ); ReleaseDC( hwnd_classdc, hdc ); + ok( WindowFromDC( hdc ) == hwnd_classdc2, "wrong window\n" ); rop = GetROP2( hdc ); ok( rop == R2_BLACK, "wrong ROP2 %d after release\n", rop ); } @@ -597,19 +610,83 @@ static void test_dc_layout(void) static void test_destroyed_window(void) { - HDC dc; + HDC dc, old_dc; + HDC hdcs[30]; + int i, rop; - dc = GetDCEx(hwnd_cache, 0, DCX_USESTYLE); - ok(!dc, "Got a non-NULL DC (%p) for a destroyed window.\n", dc); + dc = GetDC( hwnd_cache ); + SetROP2( dc, R2_WHITE ); + rop = GetROP2( dc ); + ok( rop == R2_WHITE, "wrong ROP2 %d\n", rop ); + ok( WindowFromDC( dc ) == hwnd_cache, "wrong window\n" ); + old_dc = dc; + + DestroyWindow( hwnd_cache ); + rop = GetROP2( dc ); + todo_wine ok( rop == 0, "wrong ROP2 %d\n", rop ); + ok( WindowFromDC( dc ) == 0, "wrong window\n" ); + ok( !ReleaseDC( hwnd_cache, dc ), "ReleaseDC succeeded\n" ); + dc = GetDC( hwnd_cache ); + ok( !dc, "Got a non-NULL DC (%p) for a destroyed window\n", dc ); + + for (i = 0; i < 30; i++) + { + dc = hdcs[i] = GetDCEx( hwnd_parent, 0, DCX_CACHE | DCX_USESTYLE ); + if (dc == old_dc) break; + } + ok( i < 30, "DC for destroyed window not reused\n" ); + while (i > 0) ReleaseDC( hwnd_parent, hdcs[--i] ); + + dc = GetDC( hwnd_classdc ); + SetROP2( dc, R2_WHITE ); + rop = GetROP2( dc ); + ok( rop == R2_WHITE, "wrong ROP2 %d\n", rop ); + ok( WindowFromDC( dc ) == hwnd_classdc, "wrong window\n" ); + old_dc = dc; + + dc = GetDC( hwnd_classdc2 ); + ok( old_dc == dc, "wrong DC\n" ); + rop = GetROP2( dc ); + ok( rop == R2_WHITE, "wrong ROP2 %d\n", rop ); + ok( WindowFromDC( dc ) == hwnd_classdc2, "wrong window\n" ); + DestroyWindow( hwnd_classdc2 ); - dc = GetDCEx(hwnd_owndc, 0, DCX_USESTYLE); - ok(!dc, "Got a non-NULL DC (%p) for a destroyed window.\n", dc); + rop = GetROP2( dc ); + ok( rop == R2_WHITE, "wrong ROP2 %d\n", rop ); + ok( WindowFromDC( dc ) == 0, "wrong window\n" ); + todo_wine ok( !ReleaseDC( hwnd_classdc2, dc ), "ReleaseDC succeeded\n" ); + dc = GetDC( hwnd_classdc2 ); + ok( !dc, "Got a non-NULL DC (%p) for a destroyed window\n", dc ); + + dc = GetDC( hwnd_classdc ); + ok( dc != 0, "Got NULL DC\n" ); + rop = GetROP2( dc ); + todo_wine ok( rop == R2_WHITE, "wrong ROP2 %d\n", rop ); + ok( WindowFromDC( dc ) == hwnd_classdc, "wrong window\n" ); + DestroyWindow( hwnd_classdc ); + + rop = GetROP2( dc ); + todo_wine ok( rop == R2_WHITE, "wrong ROP2 %d\n", rop ); + ok( WindowFromDC( dc ) == 0, "wrong window\n" ); + todo_wine ok( !ReleaseDC( hwnd_classdc, dc ), "ReleaseDC succeeded\n" ); + dc = GetDC( hwnd_classdc ); + ok( !dc, "Got a non-NULL DC (%p) for a destroyed window\n", dc ); + + dc = GetDC( hwnd_owndc ); + ok( dc != 0, "Got NULL DC\n" ); + rop = GetROP2( dc ); + ok( rop == R2_WHITE, "wrong ROP2 %d\n", rop ); + ok( WindowFromDC( dc ) == hwnd_owndc, "wrong window\n" ); + DestroyWindow( hwnd_owndc ); - dc = GetDCEx(hwnd_classdc, 0, DCX_USESTYLE); - ok(!dc, "Got a non-NULL DC (%p) for a destroyed window.\n", dc); + rop = GetROP2( dc ); + ok( rop == 0, "wrong ROP2 %d\n", rop ); + ok( WindowFromDC( dc ) == 0, "wrong window\n" ); + ok( !ReleaseDC( hwnd_owndc, dc ), "ReleaseDC succeeded\n" ); + dc = GetDC( hwnd_owndc ); + ok( !dc, "Got a non-NULL DC (%p) for a destroyed window\n", dc ); - dc = GetDCEx(hwnd_classdc2, 0, DCX_USESTYLE); - ok(!dc, "Got a non-NULL DC (%p) for a destroyed window.\n", dc); + DestroyWindow( hwnd_parent ); } START_TEST(dce) @@ -661,12 +738,6 @@ START_TEST(dce) test_scroll_window(); test_invisible_create(); test_dc_layout(); - - DestroyWindow(hwnd_parent); - DestroyWindow(hwnd_classdc2); - DestroyWindow(hwnd_classdc); - DestroyWindow(hwnd_owndc); - DestroyWindow(hwnd_cache); - + /* this should be last */ test_destroyed_window(); }
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Alexandre Julliard