This test checks String.prototype.toLocaleLowerCase().

On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".


PASS String.prototype.toLocaleLowerCase.length is 0
PASS ''.toLocaleLowerCase() is ''
PASS String.prototype.toLocaleLowerCase.call({ toString() { return 'A' } }) is 'a'
PASS String.prototype.toLocaleLowerCase.call({ toString() { throw Error('1') } }) threw exception Error: 1.
PASS String.prototype.toLocaleLowerCase.call(null) threw exception TypeError: Type error.
PASS String.prototype.toLocaleLowerCase.call(undefined) threw exception TypeError: Type error.
PASS 'A'.toLocaleLowerCase(9) is 'a'
PASS '\u0130'.toLocaleLowerCase({ length: 4, 1: 'az', 3: 'en' }) is 'i'
PASS 'A'.toLocaleLowerCase('x-some-thing') is 'a'
PASS 'A'.toLocaleLowerCase(Object.create(null, { length: { get() { throw Error('a') } } })) threw exception Error: a.
PASS 'A'.toLocaleLowerCase(Object.create(null, { length: { value: 1 }, 0: { get() { throw Error('b') } } })) threw exception Error: b.
PASS 'A'.toLocaleLowerCase([ { toString() { throw Error('c') } } ]) threw exception Error: c.
PASS 'A'.toLocaleLowerCase([ 5 ]) threw exception TypeError: locale value must be a string or object.
PASS 'A'.toLocaleLowerCase('') threw exception RangeError: invalid language tag: .
PASS 'A'.toLocaleLowerCase('a') threw exception RangeError: invalid language tag: a.
PASS 'A'.toLocaleLowerCase('abcdefghij') threw exception RangeError: invalid language tag: abcdefghij.
PASS 'A'.toLocaleLowerCase('#$') threw exception RangeError: invalid language tag: #$.
PASS 'A'.toLocaleLowerCase('en-@-abc') threw exception RangeError: invalid language tag: en-@-abc.
PASS 'A'.toLocaleLowerCase('en-u') threw exception RangeError: invalid language tag: en-u.
PASS 'A'.toLocaleLowerCase('en-u-kn-true-u-ko-true') threw exception RangeError: invalid language tag: en-u-kn-true-u-ko-true.
PASS 'A'.toLocaleLowerCase('en-x') threw exception RangeError: invalid language tag: en-x.
PASS 'A'.toLocaleLowerCase('en-*') threw exception RangeError: invalid language tag: en-*.
PASS 'A'.toLocaleLowerCase('en-') threw exception RangeError: invalid language tag: en-.
PASS 'A'.toLocaleLowerCase('en--US') threw exception RangeError: invalid language tag: en--US.
PASS 'AbCdEfGhIjKlMnOpQRStuvWXyZ0123456789'.toLocaleLowerCase() is 'abcdefghijklmnopqrstuvwxyz0123456789'
PASS 'ÀÉÎÖŒØŪÑ'.toLocaleLowerCase() is 'àéîöœøūñ'
PASS '\u0130'.toLocaleLowerCase('und') is '\u0069\u0307'
PASS '\u0130'.toLocaleLowerCase('az') is 'i'
PASS 'I\u0307'.toLocaleLowerCase('az') is 'i'
PASS 'I\u0323\u0307'.toLocaleLowerCase('az') is 'i\u0323'
PASS 'I\uD800\uDDFD\u0307'.toLocaleLowerCase('az') is 'i\uD800\uDDFD'
PASS 'IA\u0307'.toLocaleLowerCase('az') is '\u0131a\u0307'
PASS 'I\u0300\u0307'.toLocaleLowerCase('az') is '\u0131\u0300\u0307'
PASS 'I\uD834\uDD85\u0307'.toLocaleLowerCase('az') is '\u0131\uD834\uDD85\u0307'
PASS 'I'.toLocaleLowerCase('az') is '\u0131'
PASS 'i'.toLocaleLowerCase('az') is 'i'
PASS '\u0131'.toLocaleLowerCase('az') is '\u0131'
PASS 'I\u0300'.toLocaleLowerCase('lt') is 'i\u0307\u0300'
PASS 'J\u0300'.toLocaleLowerCase('lt') is 'j\u0307\u0300'
PASS '\u012E\u0300'.toLocaleLowerCase('lt') is '\u012F\u0307\u0300'
PASS 'I\uD834\uDD85'.toLocaleLowerCase('lt') is 'i\u0307\uD834\uDD85'
PASS 'J\uD834\uDD85'.toLocaleLowerCase('lt') is 'j\u0307\uD834\uDD85'
PASS '\u012E\uD834\uDD85'.toLocaleLowerCase('lt') is '\u012F\u0307\uD834\uDD85'
PASS 'I\u0325\u0300'.toLocaleLowerCase('lt') is 'i\u0307\u0325\u0300'
PASS 'J\u0325\u0300'.toLocaleLowerCase('lt') is 'j\u0307\u0325\u0300'
PASS '\u012E\u0325\u0300'.toLocaleLowerCase('lt') is '\u012F\u0307\u0325\u0300'
PASS 'I\uD800\uDDFD\u0300'.toLocaleLowerCase('lt') is 'i\u0307\uD800\uDDFD\u0300'
PASS 'J\uD800\uDDFD\u0300'.toLocaleLowerCase('lt') is 'j\u0307\uD800\uDDFD\u0300'
PASS '\u012E\uD800\uDDFD\u0300'.toLocaleLowerCase('lt') is '\u012F\u0307\uD800\uDDFD\u0300'
PASS 'I\u0325\uD834\uDD85'.toLocaleLowerCase('lt') is 'i\u0307\u0325\uD834\uDD85'
PASS 'J\u0325\uD834\uDD85'.toLocaleLowerCase('lt') is 'j\u0307\u0325\uD834\uDD85'
PASS '\u012E\u0325\uD834\uDD85'.toLocaleLowerCase('lt') is '\u012F\u0307\u0325\uD834\uDD85'
PASS 'I\uD800\uDDFD\uD834\uDD85'.toLocaleLowerCase('lt') is 'i\u0307\uD800\uDDFD\uD834\uDD85'
PASS 'J\uD800\uDDFD\uD834\uDD85'.toLocaleLowerCase('lt') is 'j\u0307\uD800\uDDFD\uD834\uDD85'
PASS '\u012E\uD800\uDDFD\uD834\uDD85'.toLocaleLowerCase('lt') is '\u012F\u0307\uD800\uDDFD\uD834\uDD85'
PASS 'IA\u0300'.toLocaleLowerCase('lt') is 'ia\u0300'
PASS 'JA\u0300'.toLocaleLowerCase('lt') is 'ja\u0300'
PASS '\u012EA\u0300'.toLocaleLowerCase('lt') is '\u012Fa\u0300'
PASS 'IA\uD834\uDD85'.toLocaleLowerCase('lt') is 'ia\uD834\uDD85'
PASS 'JA\uD834\uDD85'.toLocaleLowerCase('lt') is 'ja\uD834\uDD85'
PASS '\u012EA\uD834\uDD85'.toLocaleLowerCase('lt') is '\u012Fa\uD834\uDD85'
PASS '\u00CC'.toLocaleLowerCase('lt') is '\u0069\u0307\u0300'
PASS '\u00CD'.toLocaleLowerCase('lt') is '\u0069\u0307\u0301'
PASS '\u0128'.toLocaleLowerCase('lt') is '\u0069\u0307\u0303'
PASS '\u0130'.toLocaleLowerCase('tr') is 'i'
PASS 'I\u0307'.toLocaleLowerCase('tr') is 'i'
PASS 'I\u0323\u0307'.toLocaleLowerCase('tr') is 'i\u0323'
PASS 'I\uD800\uDDFD\u0307'.toLocaleLowerCase('tr') is 'i\uD800\uDDFD'
PASS 'IA\u0307'.toLocaleLowerCase('tr') is '\u0131a\u0307'
PASS 'I\u0300\u0307'.toLocaleLowerCase('tr') is '\u0131\u0300\u0307'
PASS 'I\uD834\uDD85\u0307'.toLocaleLowerCase('tr') is '\u0131\uD834\uDD85\u0307'
PASS 'I'.toLocaleLowerCase('tr') is '\u0131'
PASS 'i'.toLocaleLowerCase('tr') is 'i'
PASS '\u0131'.toLocaleLowerCase('tr') is '\u0131'
PASS successfullyParsed is true

TEST COMPLETE