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30 lines
1.1 KiB
JavaScript
30 lines
1.1 KiB
JavaScript
// Copyright (C) 2017 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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esid: prod-NumericLiteralSeparator
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description: NumericLiteralSeparator is not valid on string conversions for ToNumber operations
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info: |
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DecimalDigits NumericLiteralSeparator DecimalDigit
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NumericLiteralSeparator ::
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_
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SignedInteger ::
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...
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+ DecimalDigits
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...
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features: [numeric-separator-literal]
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---*/
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assert.sameValue(Number("+123456789_0"), NaN, "+123456789_0");
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assert.sameValue(Number("+123456789_1"), NaN, "+123456789_1");
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assert.sameValue(Number("+123456789_2"), NaN, "+123456789_2");
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assert.sameValue(Number("+123456789_3"), NaN, "+123456789_3");
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assert.sameValue(Number("+123456789_4"), NaN, "+123456789_4");
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assert.sameValue(Number("+123456789_5"), NaN, "+123456789_5");
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assert.sameValue(Number("+123456789_6"), NaN, "+123456789_6");
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assert.sameValue(Number("+123456789_7"), NaN, "+123456789_7");
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assert.sameValue(Number("+123456789_8"), NaN, "+123456789_8");
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assert.sameValue(Number("+123456789_9"), NaN, "+123456789_9");
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