test262/test/built-ins/parseFloat/S15.1.2.3_A3_T1.js

18 lines
577 B
JavaScript

// Copyright 2009 the Sputnik authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
info: |
If neither Result(2) nor any prefix of Result(2) satisfies the syntax of a
StrDecimalLiteral (see 9.3.1), return NaN
es5id: 15.1.2.3_A3_T1
es6id: 18.2.4
esid: sec-parsefloat-string
description: parseFloat("some string") return NaN
---*/
assert.sameValue(parseFloat("str"), NaN, "str");
assert.sameValue(parseFloat("s1"), NaN, "s1");
assert.sameValue(parseFloat(""), NaN, "");
assert.sameValue(parseFloat("+"), NaN, "+");