[GDI32_APITEST]

- Add tests for GetClipBox

svn path=/trunk/; revision=64236

rostests/apitests/gdi32/CMakeLists.txt

@@ -35,6 +35,7 @@ list(APPEND SOURCE
     GdiGetLocalDC.c
     GdiReleaseLocalDC.c
     GdiSetAttrs.c
+    GetClipBox.c
     GetClipRgn.c
     GetCurrentObject.c
     GetDIBColorTable.c

rostests/apitests/gdi32/GetClipBox.c

@@ -0,0 +1,138 @@
+/*
+ * PROJECT:         ReactOS api tests
+ * LICENSE:         GPL - See COPYING in the top level directory
+ * PURPOSE:         Test for GetClipBox
+ * PROGRAMMERS:     Timo Kreuzer
+ */
+
+#include <apitest.h>
+
+#include <wingdi.h>
+#include <winuser.h>
+
+#define ok_rect(_prc, _left, _top, _right, _bottom) \
+    ok_int((_prc)->left, _left); \
+    ok_int((_prc)->top, _top); \
+    ok_int((_prc)->right, _right); \
+    ok_int((_prc)->bottom, _bottom); \
+
+void Test_GetClipBox()
+{
+	HWND hWnd;
+	HDC hdc;
+	RECT rect;
+	HRGN hrgn, hrgn2;
+	int ret;
+
+	/* Create a window */
+	hWnd = CreateWindowW(L"BUTTON", L"TestWindow", WS_OVERLAPPEDWINDOW | WS_VISIBLE,
+	                    CW_USEDEFAULT, CW_USEDEFAULT, 100, 100,
+	                    NULL, NULL, 0, 0);
+    ok(hWnd != NULL, "CreateWindowW failed\n");
+    if (hWnd == NULL)
+    {
+        return;
+    }
+
+	hdc = GetDC(hWnd);
+
+	/* Test invalid DC */
+	SetLastError(ERROR_SUCCESS);
+	ret = GetClipBox((HDC)0x12345, &rect);
+	ok(ret == ERROR, "Expected ERROR, got %d\n", ret);
+	ok(GetLastError() == 0, "Expected 0, got %ld\n", GetLastError());
+
+	//ret = GetClipBox(hdc, &rect);
+	//ok_int(ret, SIMPLEREGION);
+	//ok_rect(&rect, 0, 0, 132, 68);
+
+    /* Create a clip region */
+	hrgn = CreateRectRgn(5, 7, 50, 50);
+    SelectClipRgn(hdc, hrgn);
+    DeleteObject(hrgn);
+	ret = GetClipBox(hdc, &rect);
+	ok_int(ret, SIMPLEREGION);
+	ok_rect(&rect, 5, 7, 50, 50);
+
+    /* Set clip region as meta region */
+    SetMetaRgn(hdc);
+
+    /* Create a new clip region */
+	hrgn = CreateRectRgn(10, 10, 100, 100);
+    SelectClipRgn(hdc, hrgn);
+    DeleteObject(hrgn);
+	ret = GetClipBox(hdc, &rect);
+	ok_int(ret, SIMPLEREGION);
+	ok_rect(&rect, 10, 10, 50, 50);
+
+    /* Create an empty clip region */
+	hrgn = CreateRectRgn(10, 10, 10, 30);
+    SelectClipRgn(hdc, hrgn);
+    DeleteObject(hrgn);
+	ret = GetClipBox(hdc, &rect);
+	ok_int(ret, NULLREGION);
+	ok_rect(&rect, 0, 0, 0, 0);
+
+    /* Create a complex region */
+	hrgn = CreateRectRgn(10, 10, 30, 30);
+	hrgn2 = CreateRectRgn(20, 20, 60, 60);
+	ok_int(CombineRgn(hrgn, hrgn, hrgn2, RGN_OR), COMPLEXREGION);
+    SelectClipRgn(hdc, hrgn);
+    DeleteObject(hrgn2);
+	ret = GetClipBox(hdc, &rect);
+	ok_int(ret, COMPLEXREGION);
+	ok_rect(&rect, 10, 10, 50, 50);
+
+    /* Set scaling but keep the mapping mode (viewport should not be changed) */
+    ok_int(SetViewportExtEx(hdc, 1000, 1000, NULL), 1);
+	ret = GetClipBox(hdc, &rect);
+	ok_int(ret, COMPLEXREGION);
+	ok_rect(&rect, 10, 10, 50, 50);
+
+    /* Set unisotropic mode, ClipBox should be unchanged */
+    ok_int(SetMapMode(hdc, MM_ANISOTROPIC), 1);
+	ret = GetClipBox(hdc, &rect);
+	ok_int(ret, COMPLEXREGION);
+	ok_rect(&rect, 10, 10, 50, 50);
+
+    /* Now set viewport again */
+    ok_int(SetViewportExtEx(hdc, 200, 400, NULL), 1);
+	ret = GetClipBox(hdc, &rect);
+	ok_int(ret, COMPLEXREGION); // obviously some special secret feature...
+	ok_rect(&rect, 0, 0, 0, 0);
+
+    /* Reset clip region */
+    SelectClipRgn(hdc, NULL);
+    SetMetaRgn(hdc);
+	ret = GetClipBox(hdc, &rect);
+	ok_int(ret, SIMPLEREGION);
+	ok_rect(&rect, 0, 0, 0, 0);
+
+	hrgn = CreateRectRgn(10, 10, 190, 190);
+    SelectClipRgn(hdc, hrgn);
+	ret = GetClipBox(hdc, &rect);
+	ok_int(ret, SIMPLEREGION);
+	ok_rect(&rect, 0, 0, 0, 0);
+
+    /* Now also set the window extension */
+    ok_int(SetWindowExtEx(hdc, 400, 600, NULL), 1);
+	ret = GetClipBox(hdc, &rect);
+	ok_int(ret, SIMPLEREGION);
+	ok_rect(&rect, 20, 15, 100, 75);
+
+	hrgn = CreateRectRgn(30, 30, 300, 300);
+    SelectClipRgn(hdc, hrgn);
+    SetMetaRgn(hdc);
+	ret = GetClipBox(hdc, &rect);
+	ok_int(ret, SIMPLEREGION);
+	ok_rect(&rect, 60, 45, 100, 75);
+
+	ReleaseDC(hWnd, hdc);
+	DestroyWindow(hWnd);
+}
+
+START_TEST(GetClipBox)
+{
+    Test_GetClipBox();
+}
+

rostests/apitests/gdi32/testlist.c

@@ -36,6 +36,7 @@ extern void func_GdiGetLocalBrush(void);
 extern void func_GdiGetLocalDC(void);
 extern void func_GdiReleaseLocalDC(void);
 extern void func_GdiSetAttrs(void);
+extern void func_GetClipBox(void);
 extern void func_GetClipRgn(void);
 extern void func_GetCurrentObject(void);
 extern void func_GetDIBColorTable(void);
@@ -95,6 +96,7 @@ const struct test winetest_testlist[] =
     { "GdiGetLocalDC", func_GdiGetLocalDC },
     { "GdiReleaseLocalDC", func_GdiReleaseLocalDC },
     { "GdiSetAttrs", func_GdiSetAttrs },
+    { "GetClipBox", func_GetClipBox },
     { "GetClipRgn", func_GetClipRgn },
     { "GetCurrentObject", func_GetCurrentObject },
     { "GetDIBColorTable", func_GetDIBColorTable },