diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/String/prototype/trimStart/this-value-whitespace.js')
-rw-r--r-- | js/src/tests/test262/built-ins/String/prototype/trimStart/this-value-whitespace.js | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/String/prototype/trimStart/this-value-whitespace.js b/js/src/tests/test262/built-ins/String/prototype/trimStart/this-value-whitespace.js new file mode 100644 index 0000000000..2a83025d6c --- /dev/null +++ b/js/src/tests/test262/built-ins/String/prototype/trimStart/this-value-whitespace.js @@ -0,0 +1,35 @@ +// Copyright (c) 2017 Valerie Young. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-string.prototype.trimStart +description: TrimStart removes all whitespace from the start of a string. +info: | + Runtime Symantics: TrimString ( string, where ) + ... + 3. If where is "start", let T be a String value that is a copy of S with + trailing white space removed. + ... + + The definition of white space is the union of WhiteSpace and LineTerminator. + When determining whether a Unicode code point is in Unicode general category + “Zs”, code unit sequences are interpreted as UTF-16 encoded code point + sequences as specified in 6.1.4. + +features: [string-trimming, String.prototype.trimStart] +---*/ + +var trimStart = String.prototype.trimStart; + +// A string of all valid WhiteSpace Unicode code points +var wspc = '\x09\x0A\x0B\x0C\x0D\x20\xA0\u1680\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u202F\u205F\u3000\u2028\u2029\uFEFF'; + +var str = wspc + 'a' + wspc + 'b' + wspc; +var expected = 'a' + wspc + 'b' + wspc; + +assert.sameValue( + trimStart.call(str), + expected +); + +reportCompare(0, 0); |