[jgardou] 47730: [ROSTESTS] test what happens when a DC is saved and a bitmap is selected into it.

Author: jgardou
Date: Thu Jun 10 00:17:06 2010
New Revision: 47730

URL: http://svn.reactos.org/svn/reactos?rev=47730&view=rev
Log:
[ROSTESTS]
test what happens when a DC is saved and a bitmap is selected into it.

Modified:
    trunk/rostests/apitests/w32knapi/ntgdi/NtGdiSaveDC.c

Modified: trunk/rostests/apitests/w32knapi/ntgdi/NtGdiSaveDC.c
URL:
http://svn.reactos.org/svn/reactos/trunk/rostests/apitests/w32knapi/ntgdi/N…
==============================================================================
--- trunk/rostests/apitests/w32knapi/ntgdi/NtGdiSaveDC.c [iso-8859-1] (original)
+++ trunk/rostests/apitests/w32knapi/ntgdi/NtGdiSaveDC.c [iso-8859-1] Thu Jun 10 00:17:06
2010
@@ -2,8 +2,9 @@
 INT
 Test_NtGdiSaveDC(PTESTINFO pti)
 {
-    HDC hdc;
+    HDC hdc, hdc2;
     HWND hwnd;
+    HBITMAP hbmp1, hbmp2, hOldBmp;
 
     /* Test 0 hdc */
     TEST(NtGdiSaveDC(0) == 0);
@@ -39,6 +40,38 @@
     NtGdiRestoreDC(hdc, 1);
     ReleaseDC(hwnd, hdc);
     DestroyWindow(hwnd);
+    
+    /* test behaviour when a bitmap is selected */
+    hbmp1 = CreateBitmap(2, 2, 1, 1, NULL);
+    TEST(hbmp1);
+    hbmp2 = CreateBitmap(2, 2, 1, 1, NULL);
+    TEST(hbmp2);
+    hdc = CreateCompatibleDC(0);
+    TEST(hdc);
+    hdc2 = CreateCompatibleDC(0);
+    TEST(hdc2);
+    hOldBmp = SelectObject(hdc, hbmp1);
+    TEST(hOldBmp);
+    TEST(NtGdiSaveDC(hdc) == 1);
+    TEST(SelectObject(hdc, hbmp2) == hbmp1);
+    TEST(SelectObject(hdc2, hbmp1) == NULL);
+    SelectObject(hdc, hOldBmp);
+    NtGdiRestoreDC(hdc, 1);
+    TEST(GetCurrentObject(hdc, OBJ_BITMAP) == hbmp1);
+    /* Again, just to be sure */
+    TEST(NtGdiSaveDC(hdc) == 1);
+    TEST(NtGdiSaveDC(hdc) == 2);
+    TEST(SelectObject(hdc, hbmp2) == hbmp1);
+    TEST(SelectObject(hdc2, hbmp1) == NULL);
+    SelectObject(hdc, hOldBmp);
+    NtGdiRestoreDC(hdc, 2);
+    TEST(GetCurrentObject(hdc, OBJ_BITMAP) == hbmp1);
+    /*Cleanup */
+    SelectObject(hdc, hOldBmp);
+    DeleteDC(hdc);
+    DeleteDC(hdc2);
+    DeleteObject(hbmp1);
+    DeleteObject(hbmp2);
 
     return APISTATUS_NORMAL;
 }