| // 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. |
| |
| library format_exception_test; |
| import "package:expect/expect.dart"; |
| |
| test(exn, message, source, offset, toString) { |
| Expect.equals(message, exn.message); |
| Expect.equals(source, exn.source); |
| Expect.equals(offset, exn.offset); |
| Expect.equals(toString, exn.toString()); |
| } |
| |
| main() { |
| var e; |
| e = new FormatException(); |
| test(e, "", null, null, "FormatException"); |
| e = new FormatException(""); |
| test(e, "", null, null, "FormatException"); |
| e = new FormatException(null); |
| test(e, null, null, null, "FormatException"); |
| |
| e = new FormatException("message"); |
| test(e, "message", null, null, "FormatException: message"); |
| |
| e = new FormatException("message", "source"); |
| test(e, "message", "source", null, "FormatException: message\nsource"); |
| |
| e = new FormatException("message", "source" * 25); |
| test(e, "message", "source" * 25, null, "FormatException: message\n" + |
| "source" * 12 + "sou..."); |
| e = new FormatException("message", "source" * 25); |
| test(e, "message", "source" * 25, null, "FormatException: message\n" + |
| "source" * 12 + "sou..."); |
| e = new FormatException("message", "s1\nsource\ns2"); |
| test(e, "message", "s1\nsource\ns2", null, "FormatException: message\n" + |
| "s1\nsource\ns2"); |
| |
| var o = new Object(); |
| e = new FormatException("message", o, 10); |
| test(e, "message", o, 10, "FormatException: message (at offset 10)"); |
| |
| e = new FormatException("message", "source", 3); |
| test(e, "message", "source", 3, |
| "FormatException: message (at character 4)\nsource\n ^\n"); |
| |
| e = new FormatException("message", "s1\nsource\ns2", 6); |
| test(e, "message", "s1\nsource\ns2", 6, |
| "FormatException: message (at line 2, character 4)\nsource\n ^\n"); |
| |
| var longline = "watermelon cantaloupe " * 8 + "watermelon"; // Length > 160. |
| var longsource = (longline + "\n") * 25; |
| var line10 = (longline.length + 1) * 9; |
| e = new FormatException("message", longsource, line10); |
| test(e, "message", longsource, line10, |
| "FormatException: message (at line 10, character 1)\n" |
| "${longline.substring(0, 75)}...\n^\n"); |
| |
| e = new FormatException("message", longsource, line10 - 1); |
| test(e, "message", longsource, line10 - 1, |
| "FormatException: message (at line 9, " |
| "character ${longline.length + 1})\n" |
| "...${longline.substring(longline.length - 75)}\n" |
| "${' ' * 78}^\n"); |
| |
| var half = longline.length ~/ 2; |
| e = new FormatException("message", longsource, line10 + half); |
| test(e, "message", longsource, line10 + half, |
| "FormatException: message (at line 10, character ${half + 1})\n" |
| "...${longline.substring(half - 36, half + 36)}...\n" |
| "${' ' * 39}^\n"); |
| } |