| // 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. |
| |
| import "package:expect/expect.dart"; |
| import 'package:compiler/src/scanner/scannerlib.dart'; |
| import 'package:compiler/src/util/characters.dart'; |
| import 'dart:typed_data'; |
| |
| Token scan(List<int> bytes) => new Utf8BytesScanner.fromBytes(bytes).tokenize(); |
| |
| Token scanUTF8(List<int> bytes) { |
| int l = bytes.length; |
| List<int> stringLiteral = new Uint8List(l + 3); |
| stringLiteral[0] = 0x27; // single quote |
| stringLiteral[l+1] = 0x27; // single quote |
| stringLiteral[l+2] = $EOF; |
| for (int i = 0; i < l; i++) { |
| stringLiteral[i+1] = bytes[i]; |
| } |
| return new Utf8BytesScanner.fromBytes(stringLiteral).tokenize(); |
| } |
| |
| bool isRunningOnJavaScript() => identical(1, 1.0); |
| |
| main() { |
| // Google favorite: "Îñţérñåţîöñåļîžåţîờñ". |
| Token token = scanUTF8([0xc3, 0x8e, 0xc3, 0xb1, 0xc5, 0xa3, 0xc3, 0xa9, 0x72, |
| 0xc3, 0xb1, 0xc3, 0xa5, 0xc5, 0xa3, 0xc3, 0xae, 0xc3, |
| 0xb6, 0xc3, 0xb1, 0xc3, 0xa5, 0xc4, 0xbc, 0xc3, 0xae, |
| 0xc5, 0xbe, 0xc3, 0xa5, 0xc5, 0xa3, 0xc3, 0xae, 0xe1, |
| 0xbb, 0x9d, 0xc3, 0xb1]); |
| Expect.stringEquals("'Îñţérñåţîöñåļîžåţîờñ'", token.value); |
| |
| // Blueberry porridge in Danish: "blåbærgrød". |
| token = scanUTF8([0x62, 0x6c, 0xc3, 0xa5, 0x62, 0xc3, 0xa6, 0x72, 0x67, 0x72, |
| 0xc3, 0xb8, 0x64]); |
| Expect.stringEquals("'blåbærgrød'", token.value); |
| |
| // "சிவா அணாமாைல", that is "Siva Annamalai" in Tamil. |
| token = scanUTF8([0xe0, 0xae, 0x9a, 0xe0, 0xae, 0xbf, 0xe0, 0xae, 0xb5, 0xe0, |
| 0xae, 0xbe, 0x20, 0xe0, 0xae, 0x85, 0xe0, 0xae, 0xa3, 0xe0, |
| 0xae, 0xbe, 0xe0, 0xae, 0xae, 0xe0, 0xae, 0xbe, 0xe0, 0xaf, |
| 0x88, 0xe0, 0xae, 0xb2]); |
| Expect.stringEquals("'சிவா அணாமாைல'", token.value); |
| |
| // "िसवा अणामालै", that is "Siva Annamalai" in Devanagari. |
| token = scanUTF8([0xe0, 0xa4, 0xbf, 0xe0, 0xa4, 0xb8, 0xe0, 0xa4, 0xb5, 0xe0, |
| 0xa4, 0xbe, 0x20, 0xe0, 0xa4, 0x85, 0xe0, 0xa4, 0xa3, 0xe0, |
| 0xa4, 0xbe, 0xe0, 0xa4, 0xae, 0xe0, 0xa4, 0xbe, 0xe0, 0xa4, |
| 0xb2, 0xe0, 0xa5, 0x88]); |
| Expect.stringEquals("'िसवा अणामालै'", token.value); |
| |
| if (!isRunningOnJavaScript()) { |
| // DESERET CAPITAL LETTER BEE, unicode 0x10412(0xD801+0xDC12) |
| // UTF-8: F0 90 90 92 |
| token = scanUTF8([0xf0, 0x90, 0x90, 0x92]); |
| Expect.stringEquals("'𐐒'", token.value); |
| } else { |
| print('Skipping non-BMP character test'); |
| } |
| |
| // Regression test for issue 1761. |
| // "#!" |
| token = scan([0x23, 0x21]); |
| Expect.equals(token.info, EOF_INFO); // Treated as a comment. |
| |
| // Regression test for issue 1761. |
| // "#! Hello, World!" |
| token = scan([0x23, 0x21, 0x20, 0x48, 0x65, 0x6c, 0x6c, 0x6f, 0x2c, 0x20, |
| 0x57, 0x6f, 0x72, 0x6c, 0x64, 0x21]); |
| Expect.equals(token.info, EOF_INFO); // Treated as a comment. |
| } |