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jscript: Added Math.min implementation.

This commit is contained in:
Jacek Caban 2008-09-21 15:45:00 +02:00 committed by Alexandre Julliard
parent 17ceb90b30
commit 50a24a4a13
2 changed files with 44 additions and 2 deletions
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35
dlls/jscript/math.c
View File

@ -16,6 +16,8 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <math.h>
#include "jscript.h"
#include "wine/debug.h"
@ -182,11 +184,42 @@ static HRESULT Math_max(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *d
return E_NOTIMPL;
}
/* ECMA-262 3rd Edition 15.8.2.12 */
static HRESULT Math_min(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
{
FIXME("\n");
DOUBLE min, d;
VARIANT v;
DWORD i;
HRESULT hres;
TRACE("\n");
/* FIXME: Handle NaN */
if(!arg_cnt(dp)) {
FIXME("arg_cnt = 0\n");
return E_NOTIMPL;
}
hres = to_number(dispex->ctx, get_arg(dp, 0), ei, &v);
if(FAILED(hres))
return hres;
min = num_val(&v);
for(i=1; i < arg_cnt(dp); i++) {
hres = to_number(dispex->ctx, get_arg(dp, i), ei, &v);
if(FAILED(hres))
return hres;
d = num_val(&v);
if(d < min)
min = d;
}
if(retv)
num_set_val(retv, min);
return S_OK;
}
static HRESULT Math_pow(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,

9
dlls/jscript/tests/api.js
View File

@ -246,4 +246,13 @@ ok(Number() === 0, "Number() = " + Number());
ok(Number(false) === 0, "Number(false) = " + Number(false));
ok(Number("43") === 43, "Number('43') = " + Number("43"));
tmp = Math.min(1);
ok(tmp === 1, "Math.min(1) = " + tmp);
tmp = Math.min(1, false);
ok(tmp === 0, "Math.min(1, false) = " + tmp);
tmp = Math.min(1, false, true, null, -3);
ok(tmp === -3, "Math.min(1, false, true, null, -3) = " + tmp);
reportSuccess();