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jscript: Added implementation of Math_atan.

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This commit is contained in:
Piotr Caban 2009-05-25 22:05:21 +02:00 committed by Alexandre Julliard
parent 33cde58053
commit 79151a2adf
2 changed files with 43 additions and 2 deletions
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18
dlls/jscript/math.c
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@ -202,8 +202,22 @@ static HRESULT Math_asin(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *
static HRESULT Math_atan(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
{
FIXME("\n");
return E_NOTIMPL;
VARIANT v;
HRESULT hres;
TRACE("\n");
if(!arg_cnt(dp)) {
if(retv) num_set_nan(retv);
return S_OK;
}
hres = to_number(dispex->ctx, get_arg(dp, 0), ei, &v);
if(FAILED(hres))
return hres;
if(retv) num_set_val(retv, atan(num_val(&v)));
return S_OK;
}
static HRESULT Math_atan2(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,

27
dlls/jscript/tests/api.js
View File

@ -692,6 +692,33 @@ ok(isNaN(tmp), "Math.asin(Infinity) is not NaN");
tmp = Math.asin(-Infinity);
ok(isNaN(tmp), "Math.asin(-Infinity) is not NaN");
tmp = Math.atan(0);
ok(Math.floor(tmp*100) === 0, "Math.atan(0) = " + tmp);
tmp = Math.atan(1);
ok(Math.floor(tmp*100) === 78, "Math.atan(1) = " + tmp);
tmp = Math.atan(-1);
ok(Math.floor(tmp*100) === -79, "Math.atan(-1) = " + tmp);
tmp = Math.atan(true);
ok(Math.floor(tmp*100) === 78, "Math.atan(true) = " + tmp);
tmp = Math.atan(false);
ok(Math.floor(tmp*100) === 0, "Math.atan(false) = " + tmp);
tmp = Math.atan();
ok(isNaN(tmp), "Math.atan() is not NaN");
tmp = Math.atan(NaN);
ok(isNaN(tmp), "Math.atan(NaN) is not NaN");
tmp = Math.atan(Infinity);
ok(Math.floor(tmp*100) === 157, "Math.atan(Infinity) = " + tmp);
tmp = Math.atan(-Infinity);
ok(Math.floor(tmp*100) === -158, "Math.atan(Infinity) = " + tmp);
var func = function (a) {
var a = 1;
if(a) return;