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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/String/prototype/substring/this-value-not-obj-coercible.js | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/String/prototype/substring/this-value-not-obj-coercible.js b/js/src/tests/test262/built-ins/String/prototype/substring/this-value-not-obj-coercible.js new file mode 100644 index 0000000000..8f59e5810f --- /dev/null +++ b/js/src/tests/test262/built-ins/String/prototype/substring/this-value-not-obj-coercible.js @@ -0,0 +1,22 @@ +// 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-string.prototype.substring +description: The "this" value must be object-coercible +info: | + 1. Let O be ? RequireObjectCoercible(this value). +---*/ + +var substring = String.prototype.substring; + +assert.sameValue(typeof substring, 'function'); + +assert.throws(TypeError, function() { + substring.call(undefined, 0, 1); +}, 'undefined'); + +assert.throws(TypeError, function() { + substring.call(null, 0, 1); +}, 'null'); + +reportCompare(0, 0); |