// Copyright 2009 the Sputnik authors.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
info: Operator x % y returns ToNumber(x) % ToNumber(y)
es5id: 11.5.3_A3_T1.3
description: Type(x) and Type(y) vary between primitive string and String object
---*/

//CHECK#1
if ("1" % "1" !== 0) {
  $ERROR('#1: "1" % "1" === 0. Actual: ' + ("1" % "1"));
}

//CHECK#2
if (new String("1") % "1" !== 0) {
  $ERROR('#2: new String("1") % "1" === 0. Actual: ' + (new String("1") % "1"));
}

//CHECK#3
if ("1" % new String("1") !== 0) {
  $ERROR('#3: "1" % new String("1") === 0. Actual: ' + ("1" % new String("1")));
}

//CHECK#4
if (new String("1") % new String("1") !== 0) {
  $ERROR('#4: new String("1") % new String("1") === 0. Actual: ' + (new String("1") % new String("1")));
}

//CHECK#5
if (isNaN("x" % "1") !== true) {
  $ERROR('#5: "x" % "1" === Not-a-Number. Actual: ' + ("x" % "1"));
}

//CHECK#6
if (isNaN("1" % "x") !== true) {
  $ERROR('#6: "1" % "x" === Not-a-Number. Actual: ' + ("1" % "x"));
}
