JSTests/test262/test/language/expressions/postfix-increment/whitespace.js

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

/*---
description: White Space between LeftHandSideExpression and "++" are allowed
es5id: 11.3.1_A1.2_T1
esid: postfix-increment-operator
---*/

var x = 0;

assert.sameValue(x	++, 0, 'U+0009 (expression)');
assert.sameValue(x, 1, 'U+0009 (side effect)');

assert.sameValue(x++, 1, 'U+000B (expression)');
assert.sameValue(x, 2, 'U+000B (side effect)');

assert.sameValue(x++, 2, 'U+000C (expression)');
assert.sameValue(x, 3, 'U+000C (side effect)');

assert.sameValue(x ++, 3, 'U+0020 (expression)');
assert.sameValue(x, 4, 'U+0020 (side effect)');

assert.sameValue(x ++, 4, 'U+00A0 (expression)');
assert.sameValue(x, 5, 'U+00A0 (side effect)');

assert.sameValue(x	  ++, 5, 'U+0009U+000BU+000CU+0020U+00A0 (expression)');
assert.sameValue(x, 6, 'U+0009U+000BU+000CU+0020U+00A0 (side effect)');