Piotr Caban : jscript: Added Math_tan implementation.
Alexandre Julliard
julliard at winehq.org
Wed May 27 09:26:52 CDT 2009
Module: wine
Branch: master
Commit: f2c1095a8054b7a8fb1f34cb11cc8fff97e3cef1
URL: http://source.winehq.org/git/wine.git/?a=commit;h=f2c1095a8054b7a8fb1f34cb11cc8fff97e3cef1
Author: Piotr Caban <piotr.caban at gmail.com>
Date: Wed May 27 01:10:36 2009 +0200
jscript: Added Math_tan implementation.
---
dlls/jscript/math.c | 18 ++++++++++++++++--
dlls/jscript/tests/api.js | 27 +++++++++++++++++++++++++++
2 files changed, 43 insertions(+), 2 deletions(-)
diff --git a/dlls/jscript/math.c b/dlls/jscript/math.c
index 2928a97..1969ff7 100644
--- a/dlls/jscript/math.c
+++ b/dlls/jscript/math.c
@@ -543,8 +543,22 @@ static HRESULT Math_sqrt(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *
static HRESULT Math_tan(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, tan(num_val(&v)));
+ return S_OK;
}
static const builtin_prop_t Math_props[] = {
diff --git a/dlls/jscript/tests/api.js b/dlls/jscript/tests/api.js
index 54fc2a1..c1da8c8 100644
--- a/dlls/jscript/tests/api.js
+++ b/dlls/jscript/tests/api.js
@@ -878,6 +878,33 @@ ok(tmp === Infinity, "Math.sqrt(Infinity) = " + tmp);
tmp = Math.sqrt(-Infinity);
ok(isNaN(tmp), "Math.sqrt(-Infinity) is not NaN");
+tmp = Math.tan(0);
+ok(tmp === 0, "Math.tan(0) = " + tmp);
+
+tmp = Math.tan(Math.PI);
+ok(Math.floor(tmp*100) === -1, "Math.tan(Math.PI) = " + tmp);
+
+tmp = Math.tan(2, 2);
+ok(Math.floor(tmp*100) === -219, "Math.tan(2, 2) = " + tmp);
+
+tmp = Math.tan(true);
+ok(Math.floor(tmp*100) === 155, "Math.tan(true) = " + tmp);
+
+tmp = Math.tan(false);
+ok(tmp === 0, "Math.tan(false) = " + tmp);
+
+tmp = Math.tan();
+ok(isNaN(tmp), "Math.tan() is not NaN");
+
+tmp = Math.tan(NaN);
+ok(isNaN(tmp), "Math.tan(NaN) is not NaN");
+
+tmp = Math.tan(Infinity);
+ok(isNaN(tmp), "Math.tan(Infinity) is not NaN");
+
+tmp = Math.tan(-Infinity);
+ok(isNaN(tmp), "Math.tan(-Infinity) is not NaN");
+
var func = function (a) {
var a = 1;
if(a) return;
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