jscript: Better handling of to_integer result in String.charCodeAt.

This commit is contained in:
Jacek Caban 2012-05-03 10:40:27 +02:00 committed by Alexandre Julliard
parent 0143201eac
commit 621180e81c
2 changed files with 9 additions and 3 deletions

View File

@ -350,6 +350,7 @@ static HRESULT String_charCodeAt(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags,
if(arg_cnt(dp) > 0) {
VARIANT v;
double d;
hres = to_integer(ctx, get_arg(dp, 0), ei, &v);
if(FAILED(hres)) {
@ -357,13 +358,16 @@ static HRESULT String_charCodeAt(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags,
return hres;
}
if(V_VT(&v) != VT_I4 || V_I4(&v) < 0 || V_I4(&v) >= length) {
if(retv) num_set_nan(&v);
d = num_val(&v);
if(!is_int32(d) || d < 0 || d >= length) {
SysFreeString(val_str);
if(retv)
num_set_nan(retv);
return S_OK;
}
idx = V_I4(&v);
idx = d;
}
if(retv) {

View File

@ -329,6 +329,8 @@ tmp = "\052".charCodeAt(0);
ok(tmp === 0x2A, "'\052'.charCodeAt(0) = " + tmp);
tmp = "\xa2".charCodeAt(0);
ok(tmp === 0xA2, "'\xa2'.charCodeAt(0) = " + tmp);
tmp = "abc".charCodeAt(bigInt);
ok(isNaN(tmp), "'abc'.charCodeAt(bigInt) = " + tmp);
tmp = "abcd".substring(1,3);
ok(tmp === "bc", "'abcd'.substring(1,3) = " + tmp);