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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/Symbol/uniqueness.js | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Symbol/uniqueness.js b/js/src/tests/test262/built-ins/Symbol/uniqueness.js new file mode 100644 index 0000000000..bace068c54 --- /dev/null +++ b/js/src/tests/test262/built-ins/Symbol/uniqueness.js @@ -0,0 +1,20 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-symbol-constructor +description: The Symbol constructor returns a unique value +info: | + 1. If NewTarget is not undefined, throw a TypeError exception. + 2. If description is undefined, let descString be undefined. + 2. Else, let descString be ? ToString(description). + 3. Return a new unique Symbol value whose [[Description]] value is + descString. +features: [Symbol] +---*/ + +assert.notSameValue(Symbol(''), Symbol(''), 'empty string'); +assert.notSameValue(Symbol(), Symbol(), 'undefined'); +assert.notSameValue(Symbol(null), Symbol(null), 'null value'); +assert.notSameValue(Symbol('x'), Symbol('x'), 'string "x"'); + +reportCompare(0, 0); |