JSTests/test262/test/built-ins/Boolean/S15.6.1.1_A1_T4.js

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

/*---
info: |
    Returns a boolean value (not a Boolean object) computed by
    ToBoolean(value)
esid: sec-terms-and-definitions-boolean-value
description: Used various undefined values and null as argument
---*/

//CHECK#1
if (typeof Boolean(undefined) !== "boolean") {
  $ERROR('#1.1: typeof Boolean(undefined) should be "boolean", actual is "' + typeof Boolean(undefined) + '"');
}
if (Boolean(undefined) !== false) {
  $ERROR('#1.2: Boolean(undefined) should be false');
}

//CHECK#2
if (typeof Boolean(void 0) !== "boolean") {
  $ERROR('#2.1: typeof Boolean(void 0) should be "boolean", actual is "' + typeof Boolean(void 0) + '"');
}
if (Boolean(void 0) !== false) {
  $ERROR('#2.2: Boolean(void 0) should be false');
}

//CHECK#3
if (typeof Boolean(function() {}()) !== "boolean") {
  $ERROR('#3.1: typeof Boolean(function(){}()) should be "boolean", actual is "' + typeof Boolean(function() {}()) + '"');
}
if (Boolean(function() {}()) !== false) {
  $ERROR('#3.2: Boolean(function(){}()) should be false');
}

//CHECK#4
if (typeof Boolean(null) !== "boolean") {
  $ERROR('#4.1: typeof Boolean(null) should be "boolean", actual is "' + typeof Boolean(null) + '"');
}
if (Boolean(null) !== false) {
  $ERROR('#4.2: Boolean(null) should be false');
}

//CHECK#5
if (typeof Boolean(x) !== "boolean") {
  $ERROR('#5.1: var x; typeof Boolean(x) should be "boolean", actual is "' + typeof Boolean(x) + '"');
}
if (Boolean(x) !== false) {
  $ERROR('#5.2: var x; Boolean(x) should be false');
}
var x;