blob: 0873b442852292eb457a1c22e2485906921e479a [file] [log] [blame]
// Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
/// @assertion String toStringAsPrecision(int precision)
/// Converts this to a double and returns a string representation with exactly
/// precision significant digits.
/// The parameter precision must be an integer satisfying: 1 <= precision <= 21.
/// @description Tries to pass an argument that is out of allowed range, expects
/// an exception.
/// @author msyabro
import "../../../Utils/expect.dart";
main() {
check(0, -1);
check(1, 22);
check(2, 0);
check(3, -0x800000000000000);
check(4, 0x8000000000000000);
void check(int x, int digits) {
Expect.throws(() {x.toStringAsPrecision(digits);});