mirror of https://github.com/tc39/test262.git
47 lines
1.2 KiB
JavaScript
47 lines
1.2 KiB
JavaScript
// Copyright (C) 2015 the V8 project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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es6id: 21.1.2.2
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description: >
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Throw a RangeError if an argument is not equal to its Integer representation.
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info: >
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String.fromCodePoint ( ...codePoints )
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1. Let codePoints be a List containing the arguments passed to this function.
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2. Let length be the number of elements in codePoints.
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3. Let elements be a new List.
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4. Let nextIndex be 0.
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5. Repeat while nextIndex < length
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a. Let next be codePoints[nextIndex].
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b. Let nextCP be ToNumber(next).
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c. ReturnIfAbrupt(nextCP).
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d. If SameValue(nextCP, ToInteger(nextCP)) is false, throw a RangeError
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exception.
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...
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---*/
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assert.throws(RangeError, function() {
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String.fromCodePoint(3.14);
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});
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assert.throws(RangeError, function() {
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String.fromCodePoint(42, 3.14);
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});
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assert.throws(RangeError, function() {
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String.fromCodePoint('3.14');
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});
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// ToNumber(undefined) returns NaN.
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assert.throws(RangeError, function() {
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String.fromCodePoint(undefined);
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});
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assert.throws(RangeError, function() {
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String.fromCodePoint('_1');
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});
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assert.throws(RangeError, function() {
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String.fromCodePoint('1a');
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});
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