| // Copyright (c) 2013, 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 'dart:math' as math; |
| |
| import 'package:unittest/unittest.dart'; |
| import 'package:mime/mime.dart'; |
| import 'package:mime/src/magic_number.dart'; |
| |
| void _expectMimeType(String path, |
| String expectedMimeType, |
| {List<int> headerBytes, |
| MimeTypeResolver resolver}) { |
| String mimeType; |
| if (resolver == null) { |
| mimeType = lookupMimeType(path, headerBytes: headerBytes); |
| } else { |
| mimeType = resolver.lookup(path, headerBytes: headerBytes); |
| } |
| |
| expect(mimeType, expectedMimeType); |
| } |
| |
| void main() { |
| group('global-lookup', () { |
| test('by-path', () { |
| _expectMimeType('file.dart', 'application/dart'); |
| // Test mixed-case |
| _expectMimeType('file.DaRT', 'application/dart'); |
| _expectMimeType('file.html', 'text/html'); |
| _expectMimeType('file.xhtml', 'application/xhtml+xml'); |
| _expectMimeType('file.jpeg', 'image/jpeg'); |
| _expectMimeType('file.jpg', 'image/jpeg'); |
| _expectMimeType('file.png', 'image/png'); |
| _expectMimeType('file.gif', 'image/gif'); |
| _expectMimeType('file.cc', 'text/x-c'); |
| _expectMimeType('file.c', 'text/x-c'); |
| _expectMimeType('file.css', 'text/css'); |
| _expectMimeType('file.js', 'application/javascript'); |
| _expectMimeType('file.ps', 'application/postscript'); |
| _expectMimeType('file.pdf', 'application/pdf'); |
| _expectMimeType('file.tiff', 'image/tiff'); |
| _expectMimeType('file.tif', 'image/tiff'); |
| }); |
| |
| test('unknown-mime-type', () { |
| _expectMimeType('file.unsupported-extension', null); |
| }); |
| |
| test('by-header-bytes', () { |
| _expectMimeType('file.jpg', |
| 'image/png', |
| headerBytes: [0x89, 0x50, 0x4E, 0x47, |
| 0x0D, 0x0A, 0x1A, 0x0A]); |
| _expectMimeType('file.jpg', |
| 'image/gif', |
| headerBytes: [0x47, 0x49, 0x46, 0x38, 0x39, |
| 0x61, 0x0D, 0x0A, 0x1A, 0x0A]); |
| _expectMimeType('file.gif', |
| 'image/jpeg', |
| headerBytes: [0xFF, 0xD8, 0x46, 0x38, 0x39, |
| 0x61, 0x0D, 0x0A, 0x1A, 0x0A]); |
| _expectMimeType('file.mp4', |
| 'video/mp4', |
| headerBytes: [0x00, 0x00, 0x00, 0x04, 0x66, 0x74, |
| 0x79, 0x70, 0x33, 0x67, 0x70, 0x35]); |
| }); |
| }); |
| |
| group('custom-resolver', () { |
| test('override-extension', () { |
| var resolver = new MimeTypeResolver(); |
| resolver.addExtension('jpg', 'my-mime-type'); |
| _expectMimeType('file.jpg', 'my-mime-type', resolver: resolver); |
| }); |
| |
| test('fallthrough-extension', () { |
| var resolver = new MimeTypeResolver(); |
| resolver.addExtension('jpg2', 'my-mime-type'); |
| _expectMimeType('file.jpg', 'image/jpeg', resolver: resolver); |
| }); |
| |
| test('with-mask', () { |
| var resolver = new MimeTypeResolver.empty(); |
| resolver.addMagicNumber([0x01, 0x02, 0x03], |
| 'my-mime-type', |
| mask: [0x01, 0xFF, 0xFE]); |
| _expectMimeType('file', |
| 'my-mime-type', |
| headerBytes: [0x01, 0x02, 0x03], |
| resolver: resolver); |
| _expectMimeType('file', |
| null, |
| headerBytes: [0x01, 0x03, 0x03], |
| resolver: resolver); |
| _expectMimeType('file', |
| 'my-mime-type', |
| headerBytes: [0xFF, 0x02, 0x02], |
| resolver: resolver); |
| }); |
| }); |
| |
| test('default magic number', () { |
| var actualMaxBytes = DEFAULT_MAGIC_NUMBERS.fold(0, (previous, magic) { |
| return math.max(previous, magic.numbers.length); |
| }); |
| |
| expect(defaultMagicNumbersMaxLength, actualMaxBytes); |
| }); |
| } |