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vbscript: Implemented Sgn.

This commit is contained in:
Shuai Meng 2014-07-11 11:47:45 +08:00 committed by Alexandre Julliard
parent 393f4bc547
commit 0b13d721c2
3 changed files with 56 additions and 29 deletions
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53
dlls/vbscript/global.c
View File

@ -182,35 +182,15 @@ HRESULT to_int(VARIANT *v, int *ret)
static HRESULT to_double(VARIANT *v, double *ret)
{
switch(V_VT(v)) {
case VT_I2:
*ret = V_I2(v);
break;
case VT_I4:
*ret = V_I4(v);
break;
case VT_R4:
*ret = V_R4(v);
break;
case VT_R8:
*ret = V_R8(v);
break;
case VT_BSTR: {
VARIANT dst;
HRESULT hres;
VARIANT dst;
HRESULT hres;
V_VT(&dst) = VT_EMPTY;
hres = VariantChangeType(&dst, v, VARIANT_LOCALBOOL, VT_R8);
if(FAILED(hres))
return hres;
*ret = V_R8(&dst);
break;
}
default:
FIXME("arg %s not supported\n", debugstr_variant(v));
return E_NOTIMPL;
}
V_VT(&dst) = VT_EMPTY;
hres = VariantChangeType(&dst, v, 0, VT_R8);
if(FAILED(hres))
return hres;
*ret = V_R8(&dst);
return S_OK;
}
@ -1284,8 +1264,23 @@ static HRESULT Global_Int(vbdisp_t *This, VARIANT *arg, unsigned args_cnt, VARIA
static HRESULT Global_Sgn(vbdisp_t *This, VARIANT *arg, unsigned args_cnt, VARIANT *res)
{
FIXME("\n");
return E_NOTIMPL;
double v;
short val;
HRESULT hres;
TRACE("(%s)\n", debugstr_variant(arg));
assert(args_cnt == 1);
if(V_VT(arg) == VT_NULL)
return MAKE_VBSERROR(VBSE_ILLEGAL_NULL_USE);
hres = to_double(arg, &v);
if (FAILED(hres))
return hres;
val = v == 0 ? 0 : (v > 0 ? 1 : -1);
return return_short(res, val);
}
static HRESULT Global_Now(vbdisp_t *This, VARIANT *arg, unsigned args_cnt, VARIANT *res)

31
dlls/vbscript/tests/api.vbs
View File

@ -878,4 +878,35 @@ Call ok(getVT(VarType(CBool(0.5))) = "VT_I2", "getVT(VarType(CBool(0.5))) = " &
Call ok(VarType(CByte(255)) = vbByte, "VarType(CByte(255)) = " & VarType(CByte(255)))
Call ok(getVT(VarType(CByte(255))) = "VT_I2", "getVT(VarType(CByte(255))) = " & getVT(VarType(CByte(255))))
Call ok(Sgn(Empty) = 0, "Sgn(MyEmpty) = " & Sgn(Empty))
Call ok(getVT(Sgn(Empty)) = "VT_I2", "getVT(Sgn(MyEmpty)) = " & getVT(Sgn(Empty)))
Call ok(Sgn(0) = 0, "Sgn(0) = " & Sgn(0))
Call ok(getVT(Sgn(0)) = "VT_I2", "getVT(Sgn(0)) = " & getVT(Sgn(0)))
Call ok(Sgn(-32769) = -1, "Sgn(-32769) = " & Sgn(-32769))
Call ok(getVT(Sgn(-32769)) = "VT_I2", "getVT(Sgn(-32769)) = " & getVT(Sgn(-32769)))
Call ok(Sgn(CSng(-0.5)) = -1, "Sgn(CSng(-0.5)) = " & Sgn(CSng(-0.5)))
Call ok(getVT(Sgn(CSng(-0.5))) = "VT_I2", "getVT(Sgn(CSng(-0.5))) = " & getVT(Sgn(CSng(-0.5))))
Call ok(Sgn(0.5) = 1, "Sgn(0.5) = " & Sgn(0.5))
Call ok(getVT(Sgn(0.5)) = "VT_I2", "getVT(Sgn(0.5)) = " & getVT(Sgn(0.5)))
Call ok(Sgn(CCur(-1)) = -1, "Sgn(CCur(-1)) = " & Sgn(CCur(-1)))
Call ok(getVT(Sgn(CCur(-1))) = "VT_I2", "getVT(Sgn(CCur(-1))) = " & getVT(Sgn(CCur(-1))))
Call ok(Sgn(CStr(-1)) = -1, "Sgn(CStr(-1)) = " & Sgn(CStr(-1)))
Call ok(getVT(Sgn(CStr(-1))) = "VT_I2", "getVT(Sgn(CStr(-1))) = " & getVT(Sgn(CStr(-1))))
Call ok(Sgn(False) = 0, "Sgn(False) = " & Sgn(False))
Call ok(getVT(Sgn(False)) = "VT_I2", "getVT(Sgn(False)) = " & getVT(Sgn(False)))
Call ok(Sgn(True) = -1, "Sgn(True) = " & Sgn(True))
Call ok(getVT(Sgn(True)) = "VT_I2", "getVT(Sgn(True)) = " & getVT(Sgn(True)))
Call ok(Sgn(CByte(1)) = 1, "Sgn(CByte(1)) = " & Sgn(CByte(1)))
Call ok(getVT(Sgn(CByte(1))) ="VT_I2", "getVT(Sgn(CByte(1))) = " & getVT(Sgn(CByte(1))))
Sub testSgnError(strings, error_num)
on error resume next
Call Err.clear()
Call Sgn(strings)
Call ok(Err.number = error_num, "Err.number = " & Err.number)
End Sub
Call testSgnError(Null, 94)
Call reportSuccess()

1
dlls/vbscript/vbscript.h
View File

@ -406,6 +406,7 @@ HRESULT map_hres(HRESULT) DECLSPEC_HIDDEN;
#define VBSE_PERMISSION_DENIED 70
#define VBSE_PATH_FILE_ACCESS 75
#define VBSE_PATH_NOT_FOUND 76
#define VBSE_ILLEGAL_NULL_USE 94
#define VBSE_OLE_NOT_SUPPORTED 430
#define VBSE_OLE_NO_PROP_OR_METHOD 438
#define VBSE_ACTION_NOT_SUPPORTED 445