| // Copyright (c) 2012, 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. |
| |
| // We temporarily test both the new math library and the old Math |
| // class. This can easily be simplified once we get rid of the Math |
| // class entirely. |
| library math_parse_double_test; |
| |
| void parseDoubleThrowsFormatException(str) { |
| Expect.throws(() => double.parse(str), (e) => e is FormatException); |
| } |
| |
| void main() { |
| Expect.equals(499.0, double.parse("499")); |
| Expect.equals(499.0, double.parse("499.0")); |
| Expect.equals(499.0, double.parse("499.0")); |
| Expect.equals(499.0, double.parse("+499")); |
| Expect.equals(-499.0, double.parse("-499")); |
| Expect.equals(499.0, double.parse(" 499 ")); |
| Expect.equals(499.0, double.parse(" +499 ")); |
| Expect.equals(-499.0, double.parse(" -499 ")); |
| Expect.equals(0.0, double.parse("0")); |
| Expect.equals(0.0, double.parse("+0")); |
| Expect.equals(-0.0, double.parse("-0")); |
| Expect.equals(true, double.parse("-0").isNegative); |
| Expect.equals(0.0, double.parse(" 0 ")); |
| Expect.equals(0.0, double.parse(" +0 ")); |
| Expect.equals(-0.0, double.parse(" -0 ")); |
| Expect.equals(true, double.parse(" -0 ").isNegative); |
| Expect.equals(1.0 * 0x1234567890, double.parse("0x1234567890")); |
| Expect.equals(1.0 * -0x1234567890, double.parse("-0x1234567890")); |
| Expect.equals(1.0 * 0x1234567890, double.parse(" 0x1234567890 ")); |
| Expect.equals(1.0 * -0x1234567890, double.parse(" -0x1234567890 ")); |
| Expect.equals(256.0, double.parse("0x100")); |
| Expect.equals(-256.0, double.parse("-0x100")); |
| Expect.equals(256.0, double.parse(" 0x100 ")); |
| Expect.equals(-256.0, double.parse(" -0x100 ")); |
| Expect.equals(1.0 * 0xabcdef, double.parse("0xabcdef")); |
| Expect.equals(1.0 * 0xABCDEF, double.parse("0xABCDEF")); |
| Expect.equals(1.0 * 0xabcdef, double.parse("0xabCDEf")); |
| Expect.equals(1.0 * -0xabcdef, double.parse("-0xabcdef")); |
| Expect.equals(1.0 * -0xABCDEF, double.parse("-0xABCDEF")); |
| Expect.equals(1.0 * 0xabcdef, double.parse(" 0xabcdef ")); |
| Expect.equals(1.0 * 0xABCDEF, double.parse(" 0xABCDEF ")); |
| Expect.equals(1.0 * -0xabcdef, double.parse(" -0xabcdef ")); |
| Expect.equals(1.0 * -0xABCDEF, double.parse(" -0xABCDEF ")); |
| Expect.equals(1.0 * 0xabcdef, double.parse("0x00000abcdef")); |
| Expect.equals(1.0 * 0xABCDEF, double.parse("0x00000ABCDEF")); |
| Expect.equals(1.0 * -0xabcdef, double.parse("-0x00000abcdef")); |
| Expect.equals(1.0 * -0xABCDEF, double.parse("-0x00000ABCDEF")); |
| Expect.equals(1.0 * 0xabcdef, double.parse(" 0x00000abcdef ")); |
| Expect.equals(1.0 * 0xABCDEF, double.parse(" 0x00000ABCDEF ")); |
| Expect.equals(1.0 * -0xabcdef, double.parse(" -0x00000abcdef ")); |
| Expect.equals(1.0 * -0xABCDEF, double.parse(" -0x00000ABCDEF ")); |
| Expect.equals(10.0, double.parse("010")); |
| Expect.equals(-10.0, double.parse("-010")); |
| Expect.equals(10.0, double.parse(" 010 ")); |
| Expect.equals(-10.0, double.parse(" -010 ")); |
| Expect.equals(0.1, double.parse("0.1")); |
| Expect.equals(0.1, double.parse(" 0.1 ")); |
| Expect.equals(0.1, double.parse(" +0.1 ")); |
| Expect.equals(-0.1, double.parse(" -0.1 ")); |
| Expect.equals(0.1, double.parse(".1")); |
| Expect.equals(0.1, double.parse(" .1 ")); |
| Expect.equals(0.1, double.parse(" +.1 ")); |
| Expect.equals(-0.1, double.parse(" -.1 ")); |
| Expect.equals(1.5, double.parse("1.5")); |
| Expect.equals(1234567.89, double.parse("1234567.89")); |
| Expect.equals(1234567.89, double.parse(" 1234567.89 ")); |
| Expect.equals(1234567.89, double.parse(" +1234567.89 ")); |
| Expect.equals(-1234567.89, double.parse(" -1234567.89 ")); |
| Expect.equals(1234567e89, double.parse("1234567e89")); |
| Expect.equals(1234567e89, double.parse(" 1234567e89 ")); |
| Expect.equals(1234567e89, double.parse(" +1234567e89 ")); |
| Expect.equals(-1234567e89, double.parse(" -1234567e89 ")); |
| Expect.equals(1234567.89e2, double.parse("1234567.89e2")); |
| Expect.equals(1234567.89e2, double.parse(" 1234567.89e2 ")); |
| Expect.equals(1234567.89e2, double.parse(" +1234567.89e2 ")); |
| Expect.equals(-1234567.89e2, double.parse(" -1234567.89e2 ")); |
| Expect.equals(1234567.89e2, double.parse("1234567.89E2")); |
| Expect.equals(1234567.89e2, double.parse(" 1234567.89E2 ")); |
| Expect.equals(1234567.89e2, double.parse(" +1234567.89E2 ")); |
| Expect.equals(-1234567.89e2, double.parse(" -1234567.89E2 ")); |
| Expect.equals(1234567.89e-2, double.parse("1234567.89e-2")); |
| Expect.equals(1234567.89e-2, double.parse(" 1234567.89e-2 ")); |
| Expect.equals(1234567.89e-2, double.parse(" +1234567.89e-2 ")); |
| Expect.equals(-1234567.89e-2, double.parse(" -1234567.89e-2 ")); |
| // TODO(floitsch): add tests for NaN and Infinity. |
| parseDoubleThrowsFormatException("1b"); |
| parseDoubleThrowsFormatException(" 1b "); |
| parseDoubleThrowsFormatException(" 1 b "); |
| parseDoubleThrowsFormatException(" e3 "); |
| parseDoubleThrowsFormatException(" .e3 "); |
| parseDoubleThrowsFormatException("00x12"); |
| parseDoubleThrowsFormatException(" 00x12 "); |
| parseDoubleThrowsFormatException("-1b"); |
| parseDoubleThrowsFormatException(" -1b "); |
| parseDoubleThrowsFormatException(" -1 b "); |
| parseDoubleThrowsFormatException("-00x12"); |
| parseDoubleThrowsFormatException(" -00x12 "); |
| parseDoubleThrowsFormatException(" -00x12 "); |
| parseDoubleThrowsFormatException("0x0x12"); |
| parseDoubleThrowsFormatException("+ 1.5"); |
| parseDoubleThrowsFormatException("- 1.5"); |
| parseDoubleThrowsFormatException(""); |
| parseDoubleThrowsFormatException(" "); |
| parseDoubleThrowsFormatException("5."); |
| parseDoubleThrowsFormatException(" 5. "); |
| parseDoubleThrowsFormatException(" +5. "); |
| parseDoubleThrowsFormatException(" -5. "); |
| parseDoubleThrowsFormatException("1234567.e2"); |
| parseDoubleThrowsFormatException(" 1234567.e2 "); |
| parseDoubleThrowsFormatException(" +1234567.e2 "); |
| parseDoubleThrowsFormatException(" -1234567.e2 "); |
| parseDoubleThrowsFormatException("+0x1234567890"); |
| parseDoubleThrowsFormatException(" +0x1234567890 "); |
| parseDoubleThrowsFormatException(" +0x100 "); |
| parseDoubleThrowsFormatException("+0x100"); |
| } |