diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/String/prototype/split/this-value-tostring-error.js')
-rw-r--r-- | js/src/tests/test262/built-ins/String/prototype/split/this-value-tostring-error.js | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/String/prototype/split/this-value-tostring-error.js b/js/src/tests/test262/built-ins/String/prototype/split/this-value-tostring-error.js new file mode 100644 index 0000000000..a03b9ebaf7 --- /dev/null +++ b/js/src/tests/test262/built-ins/String/prototype/split/this-value-tostring-error.js @@ -0,0 +1,48 @@ +// Copyright (C) 2020 Richard Gibson. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-string.prototype.split +description: Abrupt completion from ToString on the "this" value +info: | + 1. Let _O_ be ? RequireObjectCoercible(*this* value). + 1. If _separator_ is neither *undefined* nor *null*, then + 1. Let _splitter_ be ? GetMethod(_separator_, @@split). + 1. If _splitter_ is not *undefined*, then + 1. Return ? Call(_splitter_, _separator_, « _O_, _limit_ »). + 1. Let _S_ be ? ToString(_O_). +features: [Symbol, Symbol.split, Symbol.toPrimitive] +---*/ + +function ExpectedError(message) { + this.message = message || ""; +} +ExpectedError.prototype.toString = function () { + return "ExpectedError: " + this.message; +}; + +var split = String.prototype.split; + +var nonStringableReceiver = {}; +nonStringableReceiver.toString = function() { throw new ExpectedError("receiver.toString"); }; + +var splitter = {}; +splitter[Symbol.split] = function() {}; + +try { + split.call(nonStringableReceiver, splitter, Symbol()); +} catch (e) { + assert.sameValue(e, undefined, + 'ToString should not be called on the receiver when the separator has a @@split method.'); +} + +var nonStringableSeparator = {}; +nonStringableSeparator[Symbol.toPrimitive] = + function() { throw new Test262Error("separator[Symbol.toPrimitive]"); }; +nonStringableSeparator.toString = function() { throw new Test262Error("separator.toString"); }; +nonStringableSeparator.valueOf = function() { throw new Test262Error("separator.valueOf"); }; + +assert.throws(ExpectedError, function() { + split.call(nonStringableReceiver, nonStringableSeparator, Symbol()); +}, 'ToString should be called on the receiver before processing the separator or limit.'); + +reportCompare(0, 0); |