JSTests/test262/test/built-ins/Number/S9.3.1_A4_T2.js

// Copyright 2009 the Sputnik authors.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
info: |
    The MV of StrDecimalLiteral::: + StrUnsignedDecimalLiteral is the MV of
    StrUnsignedDecimalLiteral
es5id: 9.3.1_A4_T2
description: Compare Number('+' + 'any_number') with Number('any_number')
---*/

function dynaString(s1, s2) {
  return String(s1) + String(s2);
}

assert.sameValue(
  Number(dynaString("+", "0")),
  0
);

assert.sameValue(
  Number(dynaString("+Infi", "nity")),
  Infinity
);

assert.sameValue(
  Number(dynaString("+1234.", "5678")),
  1234.5678
);

assert.sameValue(
  Number(dynaString("+1234.", "5678e90")),
  1234.5678e90
);

assert.sameValue(
  Number(dynaString("+1234.", "5678E90")),
  1234.5678E90
);

assert.sameValue(
  Number(dynaString("+1234.", "5678e-90")),
  1234.5678e-90
);

assert.sameValue(
  Number(dynaString("+1234.", "5678E-90")),
  1234.5678E-90
);