Author: tkreuzer
Date: Wed Apr 25 15:18:12 2012
New Revision: 56420
URL: http://svn.reactos.org/svn/reactos?rev=56420&view=rev
Log:
[GDI32_APITEST]
Add more tests for CombineTransform and cleanup the code a bit
Modified:
trunk/rostests/apitests/gdi32/CombineTransform.c
Modified: trunk/rostests/apitests/gdi32/CombineTransform.c
URL:
http://svn.reactos.org/svn/reactos/trunk/rostests/apitests/gdi32/CombineTransform.c?rev=56420&r1=56419&r2=56420&view=diff
==============================================================================
--- trunk/rostests/apitests/gdi32/CombineTransform.c [iso-8859-1] (original)
+++ trunk/rostests/apitests/gdi32/CombineTransform.c [iso-8859-1] Wed Apr 25
15:18:12 2012
@@ -10,7 +10,19 @@
#include <windows.h>
#include <winddi.h>
-#define ok_flt(x, y) ok(x == y, "Wrong value for " #x ", expected " #y ", got
%f\n", (double)x);
+typedef union
+{
+ float e;
+ long l;
+} FLT_LONG;
+
+#define ok_flt(x, y) \
+{ \
+ FLT_LONG __x, __y; \
+ __x.e = (x); \
+ __y.e = (y); \
+ ok(__x.l == __y.l, "Wrong value for " #x ", expected " #y " (%f), got
%f\n", (double)(y), (double)(x)); \
+}
#define ok_xform(xform, m11, m12, m21, m22, dx, dy) \
ok_flt(xform.eM11, m11); \
@@ -20,6 +32,18 @@
ok_flt(xform.eDx, dx); \
ok_flt(xform.eDy, dy);
+#define set_xform(pxform, m11, m12, m21, m22, dx, dy) \
+ (pxform)->eM11 = m11; \
+ (pxform)->eM12 = m12; \
+ (pxform)->eM21 = m21; \
+ (pxform)->eM22 = m22; \
+ (pxform)->eDx = dx; \
+ (pxform)->eDy = dy;
+
+float geINF;
+float geIND;
+float geQNAN;
+
void Test_CombineTransform()
{
XFORM xform1, xform2, xform3;
@@ -37,14 +61,18 @@
ok_int(ret, 0);
ok_int(GetLastError(), ERROR_SUCCESS);
+ /* 2 zero matrices */
+ set_xform(&xform1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
+ set_xform(&xform2, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
+ SetLastError(ERROR_SUCCESS);
+ ret = CombineTransform(&xform3, &xform1, &xform2);
+ ok_int(ret, 1);
+ ok_xform(xform3, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
+ ok_int(GetLastError(), ERROR_SUCCESS);
+
/* 2 Identity matrices */
- xform1.eM11 = 1.0;
- xform1.eM12 = 0;
- xform1.eM21 = 0;
- xform1.eM22 = 1.0;
- xform1.eDx = 0;
- xform1.eDy = 0;
- xform2 = xform1;
+ set_xform(&xform1, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
+ set_xform(&xform2, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
SetLastError(ERROR_SUCCESS);
ret = CombineTransform(&xform3, &xform1, &xform2);
ok_int(ret, 1);
@@ -52,8 +80,8 @@
ok_int(GetLastError(), ERROR_SUCCESS);
/* 2 Identity matrices with offsets */
- xform1.eDx = 20.0;
- xform1.eDy = -100;
+ set_xform(&xform1, 1.0, 0.0, 0.0, 1.0, 20.0, -100.0);
+ set_xform(&xform2, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
ret = CombineTransform(&xform3, &xform1, &xform2);
ok_int(ret, 1);
ok_xform(xform3, 1.0, 0., 0., 1.0, 20.0, -100.0);
@@ -91,24 +119,22 @@
ok_int(ret, 1);
ok_xform(xform3, 8.0, -2.0, 2.25, 0.0, -670.0, -340.0);
- xform1.eM11 = 1.;
- xform1.eM12 = 0;
- xform1.eM21 = 0;
- xform1.eM22 = 1.;
- xform1.eDx = 0;
- xform1.eDy = 0;
- xform2 = xform1;
-
+ set_xform(&xform1, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
+ set_xform(&xform2, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
+ set_xform(&xform3, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
xform1.eDx = 4294967167.999999761;
ok(xform1.eDx == 4294967040.0, "float rounding error.\n");
ret = CombineTransform(&xform3, &xform1, &xform2);
ok(ret == 1, "expected ret = 1, got %d\n", ret);
-
+ ok_xform(xform3, 1.0, 0.0, 0.0, 1.0, 4294967040.0, 0.0);
+
+ set_xform(&xform3, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
xform1.eDx = 4294967167.999999762;
ok(xform1.eDx == 4294967296.0, "float rounding error.\n");
ret = CombineTransform(&xform3, &xform1, &xform2);
ok_int(ret, 0);
ok_int(GetLastError(), ERROR_SUCCESS);
+ ok_xform(xform3, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
xform1.eDx = -4294967167.999999761;
ok(xform1.eDx == -4294967040.0, "float rounding error.\n");
@@ -130,6 +156,7 @@
xform2.eDy = 1;
ret = CombineTransform(&xform3, &xform1, &xform2);
ok_int(ret, 1);
+ ok_flt(xform3.eDy, 4294967040.0);
xform1.eDy = 4294967167.999999762;
ok(xform1.eDy == 4294967296.0, "float rounding error.\n");
@@ -152,8 +179,8 @@
ret = CombineTransform(&xform3, &xform1, &xform2);
ok_int(ret, 1);
+ set_xform(&xform1, 1000.0, 0.0, 0.0, 0.0, 0.0, 0.0);
xform1.eDx = -4294967167.999999762;
- xform1.eM11 = 1000.0;
xform2.eM11 = 1000.0;
ret = CombineTransform(&xform3, &xform1, &xform2);
ok_int(ret, 0);
@@ -166,44 +193,140 @@
ok_int(GetLastError(), ERROR_SUCCESS);
/* Some undefined values */
- *(DWORD*)&xform1.eM11 = 0xffc00000; // (0.0F/0.0F)
- xform1.eM12 = 0;
- xform1.eM21 = 0;
- *(DWORD*)&xform1.eM22 = 0x7f800000; // (1.0F/0.0F)
- xform1.eDx = 0;
- xform1.eDy = 0;
+ set_xform(&xform1, geIND, 0.0, 0.0, geINF, 0.0, 0.0);
xform2 = xform1;
SetLastError(ERROR_SUCCESS);
ret = CombineTransform(&xform3, &xform1, &xform2);
ok_int(ret, 1);
- ok(*(DWORD*)&xform3.eM11 == 0xffc00000, "eM11: Expected 0xffc00000, got
0x%lx\n", *(DWORD*)&xform3.eM11);
- ok(xform3.eM12 == 0, "eM12: Expected 0, got %f\n", xform3.eM12);
- ok(xform3.eM21 == 0, "eM21: Expected 0, got %f\n", xform3.eM21);
- ok(*(DWORD*)&xform3.eM22 == 0x7f800000, "eM22: Expected 0x7f800000, got
0x%lx\n", *(DWORD*)&xform3.eM22);
- ok(xform3.eDx == 0, "eDx: Expected 0, got %f\n", xform3.eDx);
- ok(xform3.eDy == 0, "eDy: Expected 0, got %f\n", xform3.eDy);
- ok_int(GetLastError(), ERROR_SUCCESS);
+ ok_xform(xform3, geIND, 0.0, 0.0, geINF, 0.0, 0.0);
+ ok_int(GetLastError(), ERROR_SUCCESS);
+
+ set_xform(&xform2, 1.0, 1.0, 1.0, 1.0, 0.0, 0.0);
+ ret = CombineTransform(&xform3, &xform1, &xform2);
+ ok_int(ret, 1);
+ ok_xform(xform3, geIND, geIND, geINF, geINF, 0.0, 0.0);
+ ok_int(GetLastError(), ERROR_SUCCESS);
+
+ set_xform(&xform1, 18446743500000000000.0, 0.0, 1.0, 0.0, 0.0, 0.0);
+ xform2 = xform1;
+ ret = CombineTransform(&xform3, &xform1, &xform2);
+ ok_int(ret, 1);
+ ok_flt(xform3.eM11, 340282326356119260000000000000000000000.0);
+
+ xform1.eM11 = 18446745000000000000.0;
+ ret = CombineTransform(&xform3, &xform1, &xform2);
+ ok_int(ret, 1);
+ ok_flt(xform3.eM11, 340282346638528860000000000000000000000.0);
+
+ xform1.eM11 = 18446746000000000000.0;
+ ret = CombineTransform(&xform3, &xform1, &xform2);
+ ok_long(*(DWORD*)&xform3.eM11, 0x7f800000);
+
+ /* zero matrix + 1 invalid */
+ set_xform(&xform1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
+ set_xform(&xform2, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
+ *(DWORD*)&xform2.eM22 = 0x7f800000; // (0.0F/0.0F)
+ ret = CombineTransform(&xform3, &xform1, &xform2);
+ ok_int(ret, 1);
+ ok_xform(xform3, 0.0, 0.0, 0.0, geIND, 0.0, 0.0);
+
+ /* zero matrix + 1 invalid */
+ xform2 = xform1;
+ *(DWORD*)&xform2.eM12 = 0x7f800000; // (0.0F/0.0F)
+ ret = CombineTransform(&xform3, &xform1, &xform2);
+ ok_int(ret, 1);
+ ok_xform(xform3, 0.0, geIND, 0.0, geIND, 0.0, 0.0);
/* Some undefined values */
- xform2.eM11 = 1.;
- xform2.eM22 = 1.;
- xform2.eM12 = 1.;
- xform2.eM21 = 1.;
- ret = CombineTransform(&xform3, &xform1, &xform2);
- ok_int(ret, 1);
-
- ok_int(*(DWORD*)&xform3.eM11, 0xffc00000);
- ok_int(*(DWORD*)&xform3.eM12, 0xffc00000);
- ok_int(*(DWORD*)&xform3.eM21, 0x7f800000);
- ok_int(*(DWORD*)&xform3.eM22, 0x7f800000);
- ok(xform3.eDx == 0, "eDx: Expected 0, got %f\n", xform3.eDx);
- ok(xform3.eDy == 0, "eDy: Expected 0, got %f\n", xform3.eDy);
- ok_int(GetLastError(), ERROR_SUCCESS);
-
+ set_xform(&xform1, 0.0, geIND, 0.0, 0.0, 0.0, 0.0);
+ set_xform(&xform2, geIND, 0.0, 0.0, geINF, 0.0, 0.0);
+ ret = CombineTransform(&xform3, &xform1, &xform2);
+ ok_int(ret, 1);
+ ok_xform(xform3, geIND, geIND, geIND, geIND, 0.0, 0.0);
+
+}
+
+void Test_CombineTransform_Inval(float eInval, float eOut)
+{
+ XFORM xform1, xform2, xform3;
+ BOOL ret;
+
+ /* zero matrix / M11 invalid */
+ set_xform(&xform1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
+ set_xform(&xform2, eInval, 0.0, 0.0, 0.0, 0.0, 0.0);
+ ret = CombineTransform(&xform3, &xform1, &xform2);
+ ok_xform(xform3, eOut, 0.0, 0.0, 0.0, 0.0, 0.0); // -> M21
+ ret = CombineTransform(&xform3, &xform2, &xform1);
+ ok_xform(xform3, eOut, 0.0, 0.0, 0.0, 0.0, 0.0); // -> M12
+
+ /* zero matrix / M12 invalid */
+ set_xform(&xform1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
+ set_xform(&xform2, 0.0, eInval, 0.0, 0.0, 0.0, 0.0);
+ ret = CombineTransform(&xform3, &xform1, &xform2);
+ ok_xform(xform3, 0.0, eOut, 0.0, eOut, 0.0, 0.0);
+ ret = CombineTransform(&xform3, &xform2, &xform1);
+ ok_xform(xform3, eOut, eOut, 0.0, 0.0, 0.0, 0.0);
+
+ /* zero matrix / M21 invalid */
+ set_xform(&xform1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
+ set_xform(&xform2, 0.0, 0.0, eInval, 0.0, 0.0, 0.0);
+ ret = CombineTransform(&xform3, &xform1, &xform2);
+ ok_xform(xform3, eOut, 0.0, eOut, 0.0, 0.0, 0.0);
+ ret = CombineTransform(&xform3, &xform2, &xform1);
+ ok_xform(xform3, 0.0, 0.0, eOut, eOut, 0.0, 0.0);
+
+ /* zero matrix / M22 invalid */
+ set_xform(&xform1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
+ set_xform(&xform2, 0.0, 0.0, 0.0, eInval, 0.0, 0.0);
+ ret = CombineTransform(&xform3, &xform1, &xform2);
+ ok_xform(xform3, 0.0, 0.0, 0.0, eOut, 0.0, 0.0); // -> M12
+ ret = CombineTransform(&xform3, &xform2, &xform1);
+ ok_xform(xform3, 0.0, 0.0, 0.0, eOut, 0.0, 0.0); // -> M21
+
+ /* zero matrix / M11,M12 invalid */
+ set_xform(&xform1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
+ set_xform(&xform2, eInval, eInval, 0.0, 0.0, 0.0, 0.0);
+ ret = CombineTransform(&xform3, &xform1, &xform2);
+ ok_xform(xform3, eOut, eOut, eOut, eOut, 0.0, 0.0);
+ ret = CombineTransform(&xform3, &xform2, &xform1);
+ ok_xform(xform3, eOut, eOut, 0.0, 0.0, 0.0, 0.0);
+
+ /* zero matrix / M11,M21 invalid */
+ set_xform(&xform1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
+ set_xform(&xform2, eInval, 0.0, eInval, 0.0, 0.0, 0.0);
+ ret = CombineTransform(&xform3, &xform1, &xform2);
+ ok_xform(xform3, eOut, 0.0, eOut, 0.0, 0.0, 0.0);
+ ret = CombineTransform(&xform3, &xform2, &xform1);
+ ok_xform(xform3, eOut, eOut, eOut, eOut, 0.0, 0.0);
+
+ /* zero matrix / M11,M22 invalid */
+ set_xform(&xform1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
+ set_xform(&xform2, eInval, 0.0, 0.0, eInval, 0.0, 0.0);
+ ret = CombineTransform(&xform3, &xform1, &xform2);
+ ok_xform(xform3, eOut, 0.0, 0.0, eOut, 0.0, 0.0); // -> M12, M21
+ ret = CombineTransform(&xform3, &xform2, &xform1);
+ ok_xform(xform3, eOut, 0.0, 0.0, eOut, 0.0, 0.0);
+
+ /* zero matrix / M12,M21 invalid */
+ set_xform(&xform1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0);
+ set_xform(&xform2, 0.0, eInval, eInval, 0.0, 0.0, 0.0);
+ ret = CombineTransform(&xform3, &xform1, &xform2);
+ ok_xform(xform3, eOut, eOut, eOut, eOut, 0.0, 0.0);
+ ret = CombineTransform(&xform3, &xform2, &xform1);
+ ok_xform(xform3, eOut, eOut, eOut, eOut, 0.0, 0.0);
}
START_TEST(CombineTransform)
{
+ *(DWORD*)&geINF = 0x7f800000;
+ *(DWORD*)&geIND = 0xffc00000;
+ *(DWORD*)&geQNAN = 0x7fc00000;
+
Test_CombineTransform();
+
+ Test_CombineTransform_Inval(geINF, geIND);
+ Test_CombineTransform_Inval(geIND, geIND);
+ Test_CombineTransform_Inval(geQNAN, geQNAN);
+
}
