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Tests for VarMul().

This commit is contained in:
Michael Stefaniuc 2005-05-23 11:46:36 +00:00 committed by Alexandre Julliard
parent 0f64aaa807
commit d0dbae3b18
1 changed files with 211 additions and 0 deletions
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211
dlls/oleaut32/tests/vartest.c
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@ -83,6 +83,7 @@ static HRESULT (WINAPI *pVarFormat)(LPVARIANT,LPOLESTR,int,int,ULONG,BSTR*);
* because the rounding errors depend on the exact algorithm.
*/
#define EQ_DOUBLE(a,b) (fabs((a)-(b))<1e-14)
#define EQ_FLOAT(a,b) (fabs((a)-(b))<1e-7)
#define SKIPTESTS(a) if((a > VT_CLSID+10) && (a < VT_BSTR_BLOB-10)) continue;
@ -90,6 +91,30 @@ static HRESULT (WINAPI *pVarFormat)(LPVARIANT,LPOLESTR,int,int,ULONG,BSTR*);
#define V_EMPTY(v) V_I4(v)
#define V_NULL(v) V_I4(v)
/* Size constraints for overflow tests */
#define I1_MAX 0x7f
#define I1_MIN ((-I1_MAX)-1)
#define UI1_MAX 0xff
#define UI1_MIN 0
#define I2_MAX 0x7fff
#define I2_MIN ((-I2_MAX)-1)
#define UI2_MAX 0xffff
#define UI2_MIN 0
#define I4_MAX 0x7fffffff
#define I4_MIN ((-I4_MAX)-1)
#define UI4_MAX 0xffffffff
#define UI4_MIN 0
#define I8_MAX (((LONGLONG)I4_MAX << 32) | UI4_MAX)
#define I8_MIN ((-I8_MAX)-1)
#define UI8_MAX (((ULONGLONG)UI4_MAX << 32) | UI4_MAX)
#define UI8_MIN 0
#define DATE_MAX 2958465
#define DATE_MIN -657434
#define R4_MAX FLT_MAX
#define R4_MIN FLT_MIN
#define R8_MAX DBL_MAX
#define R8_MIN DBL_MIN
static inline int strcmpW( const WCHAR *str1, const WCHAR *str2 )
{
while (*str1 && (*str1 == *str2)) { str1++; str2++; }
@ -4480,6 +4505,191 @@ static void test_VarEqv(void)
}
}
static HRESULT (WINAPI *pVarMul)(LPVARIANT,LPVARIANT,LPVARIANT);
static const char *szVarMulI4 = "VarMul(%d,%d): expected 0x0,%d,%d, got 0x%lX,%d,%d\n";
static const char *szVarMulR8 = "VarMul(%d,%d): expected 0x0,%d,%f, got 0x%lX,%d,%f\n";
#define VARMUL(vt1,val1,vt2,val2,rvt,rval) \
V_VT(&left) = VT_##vt1; V_##vt1(&left) = val1; \
V_VT(&right) = VT_##vt2; V_##vt2(&right) = val2; \
memset(&result,0,sizeof(result)); hres = pVarMul(&left,&right,&result); \
if (VT_##rvt == VT_R4 || VT_##rvt == VT_R8) { \
ok(hres == S_OK && V_VT(&result) == VT_##rvt && \
EQ_FLOAT(V_##rvt(&result), rval), \
szVarMulR8, VT_##vt1, VT_##vt2, \
VT_##rvt, (double)(rval), hres, V_VT(&result), (double)V_##rvt(&result)); \
} else { \
ok(hres == S_OK && V_VT(&result) == VT_##rvt && V_##rvt(&result) == (rval), \
szVarMulI4, VT_##vt1, VT_##vt2, \
VT_##rvt, (int)(rval), hres, V_VT(&result), (int)V_##rvt(&result)); }
static void test_VarMul(void)
{
static const WCHAR sz12[] = {'1','2','\0'};
VARIANT left, right, result, cy, dec;
VARTYPE i;
BSTR lbstr, rbstr;
HRESULT hres;
double r;
CHECKPTR(VarMul);
lbstr = SysAllocString(sz12);
rbstr = SysAllocString(sz12);
/* Test all possible flag/vt combinations & the resulting vt type */
for (i = 0; i < sizeof(ExtraFlags)/sizeof(ExtraFlags[0]); i++)
{
VARTYPE leftvt, rightvt, resvt;
for (leftvt = 0; leftvt <= VT_BSTR_BLOB; leftvt++)
{
SKIPTESTS(leftvt);
for (rightvt = 0; rightvt <= VT_BSTR_BLOB; rightvt++)
{
BOOL bFail = FALSE;
SKIPTESTS(rightvt);
if (leftvt == VT_DISPATCH || rightvt == VT_DISPATCH ||
leftvt == VT_UNKNOWN || rightvt == VT_UNKNOWN)
continue;
memset(&left, 0, sizeof(left));
memset(&right, 0, sizeof(right));
V_VT(&left) = leftvt | ExtraFlags[i];
if (leftvt == VT_BSTR)
V_BSTR(&left) = lbstr;
V_VT(&right) = rightvt | ExtraFlags[i];
if (rightvt == VT_BSTR)
V_BSTR(&right) = rbstr;
V_VT(&result) = VT_EMPTY;
resvt = VT_UNKNOWN;
/* Don't ask me why but native VarMul cannot handle:
VT_I1, VT_UI2, VT_UI4, VT_INT, VT_UINT and VT_UI8.
Tested with DCOM98, Win2k, WinXP */
if (ExtraFlags[i] & VT_ARRAY || ExtraFlags[i] & VT_BYREF ||
!IsValidVariantClearVT(leftvt, ExtraFlags[i]) ||
!IsValidVariantClearVT(rightvt, ExtraFlags[i]) ||
leftvt == VT_CLSID || rightvt == VT_CLSID ||
leftvt == VT_RECORD || rightvt == VT_RECORD ||
leftvt == VT_VARIANT || rightvt == VT_VARIANT ||
leftvt == VT_ERROR || rightvt == VT_ERROR ||
leftvt == VT_I1 || rightvt == VT_I1 ||
leftvt == VT_UI2 || rightvt == VT_UI2 ||
leftvt == VT_UI4 || rightvt == VT_UI4 ||
leftvt == VT_UI8 || rightvt == VT_UI8 ||
leftvt == VT_INT || rightvt == VT_INT ||
leftvt == VT_UINT || rightvt == VT_UINT) {
bFail = TRUE;
}
if (leftvt == VT_NULL || rightvt == VT_NULL)
resvt = VT_NULL;
else if (leftvt == VT_DECIMAL || rightvt == VT_DECIMAL)
resvt = VT_DECIMAL;
else if (leftvt == VT_R8 || rightvt == VT_R8 ||
leftvt == VT_BSTR || rightvt == VT_BSTR ||
leftvt == VT_DATE || rightvt == VT_DATE)
resvt = VT_R8;
else if (leftvt == VT_R4 || rightvt == VT_R4) {
if (leftvt == VT_I4 || rightvt == VT_I4 ||
leftvt == VT_I8 || rightvt == VT_I8 ||
leftvt == VT_CY || rightvt == VT_CY)
resvt = VT_R8;
else
resvt = VT_R4;
} else if (leftvt == VT_CY || rightvt == VT_CY)
resvt = VT_CY;
else if (leftvt == VT_I8 || rightvt == VT_I8)
resvt = VT_I8;
else if (leftvt == VT_I4 || rightvt == VT_I4)
resvt = VT_I4;
else if (leftvt == VT_I2 || rightvt == VT_I2 ||
leftvt == VT_BOOL || rightvt == VT_BOOL ||
(leftvt == VT_EMPTY && rightvt == VT_EMPTY))
resvt = VT_I2;
else if (leftvt == VT_UI1 || rightvt == VT_UI1)
resvt = VT_UI1;
hres = pVarMul(&left, &right, &result);
if (bFail) {
ok(hres == DISP_E_TYPEMISMATCH || hres == DISP_E_BADVARTYPE,
"VarMul: %d|0x%X, %d|0x%X: Expected failure, got 0x%lX vt %d\n",
leftvt, ExtraFlags[i], rightvt, ExtraFlags[i], hres,
V_VT(&result));
} else {
ok(hres == S_OK && V_VT(&result) == resvt,
"VarMul: %d|0x%X, %d|0x%X: expected S_OK, vt %d, got 0x%lX vt %d\n",
leftvt, ExtraFlags[i], rightvt, ExtraFlags[i], resvt, hres,
V_VT(&result));
}
}
}
}
/* Test returned values */
VARMUL(I4,4,I4,2,I4,8);
VARMUL(I2,4,I2,2,I2,8);
VARMUL(I2,-13,I4,5,I4,-65);
VARMUL(I4,-13,I4,5,I4,-65);
VARMUL(I2,7,R4,0.5,R4,3.5);
VARMUL(R4,0.5,I4,5,R8,2.5);
VARMUL(R8,7.1,BOOL,0,R8,0);
VARMUL(BSTR,lbstr,I2,4,R8,48);
VARMUL(BSTR,lbstr,BOOL,1,R8,12);
VARMUL(BSTR,lbstr,R4,0.1,R8,1.2);
VARMUL(R4,0.2,BSTR,rbstr,R8,2.4);
VARMUL(DATE,2.25,I4,7,R8,15.75);
VARMUL(UI1, UI1_MAX, UI1, UI1_MAX, I4, UI1_MAX * UI1_MAX);
VARMUL(I2, I2_MAX, I2, I2_MAX, I4, I2_MAX * I2_MAX);
VARMUL(I2, I2_MAX, I2, I2_MIN, I4, I2_MAX * I2_MIN);
VARMUL(I2, I2_MIN, I2, I2_MIN, I4, I2_MIN * I2_MIN);
if (HAVE_OLEAUT32_I8) {
VARMUL(I4, I4_MAX, I4, I4_MAX, I8, (long long)I4_MAX * I4_MAX);
VARMUL(I4, I4_MAX, I4, I4_MIN, I8, (long long)I4_MAX * I4_MIN);
VARMUL(I4, I4_MIN, I4, I4_MIN, I8, (long long)I4_MIN * I4_MIN);
} else {
VARMUL(I4, I4_MAX, I4, I4_MAX, R8, (double)I4_MAX * I4_MAX);
VARMUL(I4, I4_MAX, I4, I4_MIN, R8, (double)I4_MAX * I4_MIN);
VARMUL(I4, I4_MIN, I4, I4_MIN, R8, (double)I4_MIN * I4_MIN);
}
VARMUL(R4, R4_MAX, R4, R4_MAX, R8, (double)R4_MAX * R4_MAX);
VARMUL(R4, R4_MAX, R4, R4_MIN, R4, R4_MAX * R4_MIN);
VARMUL(R4, R4_MIN, R4, R4_MIN, R4, R4_MIN * R4_MIN);
VARMUL(R8, R8_MAX, R8, R8_MIN, R8, R8_MAX * R8_MIN);
VARMUL(R8, R8_MIN, R8, R8_MIN, R8, R8_MIN * R8_MIN);
/* Manuly test some VT_CY and VT_DECIMAL variants */
V_VT(&cy) = VT_CY;
hres = VarCyFromI4(4711, &V_CY(&cy));
ok(hres == S_OK, "VarCyFromI4 failed!\n");
V_VT(&dec) = VT_DECIMAL;
hres = VarDecFromR8(-4.2, &V_DECIMAL(&dec));
ok(hres == S_OK, "VarDecFromR4 failed!\n");
memset(&left, 0, sizeof(left));
memset(&right, 0, sizeof(right));
V_VT(&left) = VT_I4;
V_I4(&left) = -11;
V_VT(&right) = VT_UI1;
V_UI1(&right) = 9;
hres = VarMul(&cy, &right, &result);
ok(hres == S_OK && V_VT(&result) == VT_CY, "VarMul: expected coerced type VT_CY, got %s!\n'", vtstr(V_VT(&result)));
hres = VarR8FromCy(V_CY(&result), &r);
ok(hres == S_OK && EQ_DOUBLE(r, 42399), "VarMul: CY value %f, expected %f\n", r, (double)42399);
hres = VarMul(&left, &dec, &result);
ok(hres == S_OK && V_VT(&result) == VT_DECIMAL, "VarMul: expected coerced type VT_DECIMAL, got %s!\n'", vtstr(V_VT(&result)));
hres = VarR8FromDec(&V_DECIMAL(&result), &r);
ok(hres == S_OK && EQ_DOUBLE(r, 46.2), "VarMul: DECIMAL value %f, expected %f\n", r, (double)46.2);
}
START_TEST(vartest)
{
hOleaut32 = LoadLibraryA("oleaut32.dll");
@ -4509,4 +4719,5 @@ START_TEST(vartest)
test_VarXor();
test_VarOr();
test_VarEqv();
test_VarMul();
}