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jscript: Added Math.abs implementation.

This commit is contained in:
Jacek Caban 2008-09-21 15:45:49 +02:00 committed by Alexandre Julliard
parent c395981b2f
commit 2149494c9d
2 changed files with 32 additions and 2 deletions
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22
dlls/jscript/math.c
View File

@ -107,11 +107,29 @@ static HRESULT Math_SQRT1_2(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAM
return E_NOTIMPL;
}
/* ECMA-262 3rd Edition 15.8.2.12 */
static HRESULT Math_abs(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
{
FIXME("\n");
return E_NOTIMPL;
VARIANT v;
DOUBLE d;
HRESULT hres;
TRACE("\n");
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;
d = num_val(&v);
if(retv)
num_set_val(retv, d < 0.0 ? -d : d);
return S_OK;
}
static HRESULT Math_acos(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,

12
dlls/jscript/tests/api.js
View File

@ -270,4 +270,16 @@ ok(tmp === 1, "Math.round(true) = " + tmp);
tmp = Math.round(1.1, 3, 4);
ok(tmp === 1, "Math.round(1.1, 3, 4) = " + tmp);
tmp = Math.abs(3);
ok(tmp === 3, "Math.abs(3) = " + tmp);
tmp = Math.abs(-3);
ok(tmp === 3, "Math.abs(-3) = " + tmp);
tmp = Math.abs(true);
ok(tmp === 1, "Math.abs(true) = " + tmp);
tmp = Math.abs(-3, 2);
ok(tmp === 3, "Math.abs(-3, 2) = " + tmp);
reportSuccess();