jscript: Added Object.toString for host objects implementation.

dlls/jscript/object.c

@@ -36,6 +36,7 @@ static HRESULT Object_toString(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, D
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     DispatchEx *jsdisp;
+    const WCHAR *str;
 
     static const WCHAR formatW[] = {'[','o','b','j','e','c','t',' ','%','s',']',0};
 
@@ -56,18 +57,22 @@ static HRESULT Object_toString(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags, D
     TRACE("\n");
 
     jsdisp = get_jsdisp(jsthis);
-    if(!jsdisp || names[jsdisp->builtin_info->class] == NULL) {
+    if(!jsdisp) {
+        str = objectW;
+    }else if(names[jsdisp->builtin_info->class]) {
+        str = names[jsdisp->builtin_info->class];
+    }else {
         FIXME("jdisp->builtin_info->class = %d\n", jsdisp->builtin_info->class);
         return E_FAIL;
     }
 
     if(retv) {
         V_VT(retv) = VT_BSTR;
-        V_BSTR(retv) = SysAllocStringLen(NULL, 9+strlenW(names[jsdisp->builtin_info->class]));
+        V_BSTR(retv) = SysAllocStringLen(NULL, 9+strlenW(str));
         if(!V_BSTR(retv))
             return E_OUTOFMEMORY;
 
-        sprintfW(V_BSTR(retv), formatW, names[jsdisp->builtin_info->class]);
+        sprintfW(V_BSTR(retv), formatW, str);
     }
 
     return S_OK;

dlls/jscript/tests/api.js

@@ -87,6 +87,8 @@ ok(tmp.f() === "[object Number]", "tmp.f() = " + tmp.f());
 ok(tmp.f() === "[object RegExp]", "tmp.f() = " + tmp.f());
 (tmp = new String).f = Object.prototype.toString;
 ok(tmp.f() === "[object String]", "tmp.f() = " + tmp.f());
+tmp = Object.prototype.toString.call(testObj);
+ok(tmp === "[object Object]", "'' + new Object() = " + tmp);
 
 ok(Object(1) instanceof Number, "Object(1) is not instance of Number");
 ok(Object("") instanceof String, "Object('') is not instance of String");