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jscript: Added Math.max implementation.

This commit is contained in:
Jacek Caban 2008-09-21 15:46:04 +02:00 committed by Alexandre Julliard
parent 2149494c9d
commit 37b69e9a9e
2 changed files with 43 additions and 2 deletions
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36
dlls/jscript/math.c
View File

@ -195,13 +195,45 @@ static HRESULT Math_log(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *d
return E_NOTIMPL;
}
/* ECMA-262 3rd Edition 15.8.2.11 */
static HRESULT Math_max(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
{
FIXME("\n");
return E_NOTIMPL;
DOUBLE max, 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;
max = 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 > max)
max = d;
}
if(retv)
num_set_val(retv, max);
return S_OK;
}
/* 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)

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

@ -255,6 +255,15 @@ 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);
tmp = Math.max(1);
ok(tmp === 1, "Math.max(1) = " + tmp);
tmp = Math.max(true, 0);
ok(tmp === 1, "Math.max(true, 0) = " + tmp);
tmp = Math.max(-2, false, true, null, 1);
ok(tmp === 1, "Math.max(-2, false, true, null, 1) = " + tmp);
tmp = Math.round(0.5);
ok(tmp === 1, "Math.round(0.5) = " + tmp);