|
| 1 | +import { describe, it, expect } from 'vitest'; |
| 2 | +import { validateDownloadUrl } from './validate-download-url'; |
| 3 | +import { DownloadError } from './download-error'; |
| 4 | + |
| 5 | +describe('validateDownloadUrl', () => { |
| 6 | + describe('allowed URLs', () => { |
| 7 | + it('should allow https URLs', () => { |
| 8 | + expect(() => |
| 9 | + validateDownloadUrl('https://example.com/image.png'), |
| 10 | + ).not.toThrow(); |
| 11 | + }); |
| 12 | + |
| 13 | + it('should allow http URLs', () => { |
| 14 | + expect(() => |
| 15 | + validateDownloadUrl('http://example.com/image.png'), |
| 16 | + ).not.toThrow(); |
| 17 | + }); |
| 18 | + |
| 19 | + it('should allow public IP addresses', () => { |
| 20 | + expect(() => |
| 21 | + validateDownloadUrl('https://203.0.113.1/file'), |
| 22 | + ).not.toThrow(); |
| 23 | + }); |
| 24 | + |
| 25 | + it('should allow URLs with ports', () => { |
| 26 | + expect(() => |
| 27 | + validateDownloadUrl('https://example.com:8080/file'), |
| 28 | + ).not.toThrow(); |
| 29 | + }); |
| 30 | + }); |
| 31 | + |
| 32 | + describe('blocked protocols', () => { |
| 33 | + it('should block file:// URLs', () => { |
| 34 | + expect(() => validateDownloadUrl('file:///etc/passwd')).toThrow( |
| 35 | + DownloadError, |
| 36 | + ); |
| 37 | + }); |
| 38 | + |
| 39 | + it('should block ftp:// URLs', () => { |
| 40 | + expect(() => validateDownloadUrl('ftp://example.com/file')).toThrow( |
| 41 | + DownloadError, |
| 42 | + ); |
| 43 | + }); |
| 44 | + |
| 45 | + it('should block javascript: URLs', () => { |
| 46 | + expect(() => validateDownloadUrl('javascript:alert(1)')).toThrow( |
| 47 | + DownloadError, |
| 48 | + ); |
| 49 | + }); |
| 50 | + |
| 51 | + it('should block data: URLs', () => { |
| 52 | + expect(() => validateDownloadUrl('data:text/plain,hello')).toThrow( |
| 53 | + DownloadError, |
| 54 | + ); |
| 55 | + }); |
| 56 | + }); |
| 57 | + |
| 58 | + describe('malformed URLs', () => { |
| 59 | + it('should block invalid URLs', () => { |
| 60 | + expect(() => validateDownloadUrl('not-a-url')).toThrow(DownloadError); |
| 61 | + }); |
| 62 | + }); |
| 63 | + |
| 64 | + describe('blocked hostnames', () => { |
| 65 | + it('should block localhost', () => { |
| 66 | + expect(() => validateDownloadUrl('http://localhost/file')).toThrow( |
| 67 | + DownloadError, |
| 68 | + ); |
| 69 | + }); |
| 70 | + |
| 71 | + it('should block localhost with port', () => { |
| 72 | + expect(() => validateDownloadUrl('http://localhost:3000/file')).toThrow( |
| 73 | + DownloadError, |
| 74 | + ); |
| 75 | + }); |
| 76 | + |
| 77 | + it('should block .local domains', () => { |
| 78 | + expect(() => validateDownloadUrl('http://myhost.local/file')).toThrow( |
| 79 | + DownloadError, |
| 80 | + ); |
| 81 | + }); |
| 82 | + |
| 83 | + it('should block .localhost domains', () => { |
| 84 | + expect(() => validateDownloadUrl('http://app.localhost/file')).toThrow( |
| 85 | + DownloadError, |
| 86 | + ); |
| 87 | + }); |
| 88 | + }); |
| 89 | + |
| 90 | + describe('blocked IPv4 addresses', () => { |
| 91 | + it('should block 127.0.0.1 (loopback)', () => { |
| 92 | + expect(() => validateDownloadUrl('http://127.0.0.1/file')).toThrow( |
| 93 | + DownloadError, |
| 94 | + ); |
| 95 | + }); |
| 96 | + |
| 97 | + it('should block 127.x.x.x range', () => { |
| 98 | + expect(() => validateDownloadUrl('http://127.255.0.1/file')).toThrow( |
| 99 | + DownloadError, |
| 100 | + ); |
| 101 | + }); |
| 102 | + |
| 103 | + it('should block 10.x.x.x (private)', () => { |
| 104 | + expect(() => validateDownloadUrl('http://10.0.0.1/file')).toThrow( |
| 105 | + DownloadError, |
| 106 | + ); |
| 107 | + }); |
| 108 | + |
| 109 | + it('should block 172.16.x.x - 172.31.x.x (private)', () => { |
| 110 | + expect(() => validateDownloadUrl('http://172.16.0.1/file')).toThrow( |
| 111 | + DownloadError, |
| 112 | + ); |
| 113 | + expect(() => validateDownloadUrl('http://172.31.255.255/file')).toThrow( |
| 114 | + DownloadError, |
| 115 | + ); |
| 116 | + }); |
| 117 | + |
| 118 | + it('should allow 172.15.x.x and 172.32.x.x (public)', () => { |
| 119 | + expect(() => validateDownloadUrl('http://172.15.0.1/file')).not.toThrow(); |
| 120 | + expect(() => validateDownloadUrl('http://172.32.0.1/file')).not.toThrow(); |
| 121 | + }); |
| 122 | + |
| 123 | + it('should block 192.168.x.x (private)', () => { |
| 124 | + expect(() => validateDownloadUrl('http://192.168.1.1/file')).toThrow( |
| 125 | + DownloadError, |
| 126 | + ); |
| 127 | + }); |
| 128 | + |
| 129 | + it('should block 169.254.x.x (link-local / cloud metadata)', () => { |
| 130 | + expect(() => |
| 131 | + validateDownloadUrl('http://169.254.169.254/latest/meta-data/'), |
| 132 | + ).toThrow(DownloadError); |
| 133 | + }); |
| 134 | + |
| 135 | + it('should block 0.0.0.0', () => { |
| 136 | + expect(() => validateDownloadUrl('http://0.0.0.0/file')).toThrow( |
| 137 | + DownloadError, |
| 138 | + ); |
| 139 | + }); |
| 140 | + }); |
| 141 | + |
| 142 | + describe('blocked IPv6 addresses', () => { |
| 143 | + it('should block ::1 (loopback)', () => { |
| 144 | + expect(() => validateDownloadUrl('http://[::1]/file')).toThrow( |
| 145 | + DownloadError, |
| 146 | + ); |
| 147 | + }); |
| 148 | + |
| 149 | + it('should block :: (unspecified)', () => { |
| 150 | + expect(() => validateDownloadUrl('http://[::]/file')).toThrow( |
| 151 | + DownloadError, |
| 152 | + ); |
| 153 | + }); |
| 154 | + |
| 155 | + it('should block fc00::/7 (unique local)', () => { |
| 156 | + expect(() => validateDownloadUrl('http://[fc00::1]/file')).toThrow( |
| 157 | + DownloadError, |
| 158 | + ); |
| 159 | + expect(() => validateDownloadUrl('http://[fd12::1]/file')).toThrow( |
| 160 | + DownloadError, |
| 161 | + ); |
| 162 | + }); |
| 163 | + |
| 164 | + it('should block fe80::/10 (link-local)', () => { |
| 165 | + expect(() => validateDownloadUrl('http://[fe80::1]/file')).toThrow( |
| 166 | + DownloadError, |
| 167 | + ); |
| 168 | + }); |
| 169 | + }); |
| 170 | + |
| 171 | + describe('IPv4-mapped IPv6 addresses', () => { |
| 172 | + it('should block ::ffff:127.0.0.1', () => { |
| 173 | + expect(() => |
| 174 | + validateDownloadUrl('http://[::ffff:127.0.0.1]/file'), |
| 175 | + ).toThrow(DownloadError); |
| 176 | + }); |
| 177 | + |
| 178 | + it('should block ::ffff:10.0.0.1', () => { |
| 179 | + expect(() => |
| 180 | + validateDownloadUrl('http://[::ffff:10.0.0.1]/file'), |
| 181 | + ).toThrow(DownloadError); |
| 182 | + }); |
| 183 | + |
| 184 | + it('should block ::ffff:169.254.169.254', () => { |
| 185 | + expect(() => |
| 186 | + validateDownloadUrl('http://[::ffff:169.254.169.254]/file'), |
| 187 | + ).toThrow(DownloadError); |
| 188 | + }); |
| 189 | + |
| 190 | + it('should allow ::ffff: with public IP', () => { |
| 191 | + expect(() => |
| 192 | + validateDownloadUrl('http://[::ffff:203.0.113.1]/file'), |
| 193 | + ).not.toThrow(); |
| 194 | + }); |
| 195 | + }); |
| 196 | +}); |
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