packages/shared/test/calendar/ics.spec.ts

   1 import {
   2     parseWithRecovery,
   3     reformatDateTimes,
   4     reformatLineBreaks,
   5     unfoldLines,
   6 } from '../../lib/calendar/icsSurgery/ics';
   7
   8 describe('reformatLineBreaks()', () => {
   9     it('should reformat line breaks with RFC 7896 properties', () => {
  10         const vcal = `BEGIN:VCALENDAR
  11 VERSION:2.0
  12 PRODID:-//Office Holidays Ltd.//EN
  13 X-WR-CALNAME:United Kingdom Holidays
  14 X-WR-CALDESC:Public Holidays in United Kingdom. Provided by http://www.officeholidays.com
  15 REFRESH-INTERVAL;VALUE=DURATION:PT48H
  16 X-PUBLISHED-TTL:PT48H
  17 CALSCALE:GREGORIAN
  18 METHOD:PUBLISH
  19 X-MS-OLK-FORCEINSPECTOROPEN:TRUE
  20 BEGIN:VEVENT
  21 CLASS:PUBLIC
  22 UID:2022-01-04GB-SCT1027lieuregion@www.officeholidays.com
  23 CREATED:20220109T153551Z
  24 DESCRIPTION: This additional days holiday for New Year in the UK is observed only in Scotland
  25 \\n\\nScotland\\n\\nInformation provided by www.officeholidays.com
  26 URL:https://www.officeholidays.com/holidays/united-kingdom/scotland/day-after-new-years-day
  27 DTSTART;VALUE=DATE:20220104
  28 DTEND;VALUE=DATE:20220105
  29 DTSTAMP:20080101T000000Z
  30 LOCATION:Scotland
  31 PRIORITY:5
  32 LAST-MODIFIED:20191229T000000Z
  33 SEQUENCE:1
  34 SUMMARY;LANGUAGE=en-us:Day after New Year's Day (in lieu) (Regional Holiday)
  35 TRANSP:OPAQUE
  36 X-MICROSOFT-CDO-BUSYSTATUS:BUSY
  37 X-MICROSOFT-CDO-IMPORTANCE:1
  38 X-MICROSOFT-DISALLOW-COUNTER:FALSE
  39 X-MS-OLK-ALLOWEXTERNCHECK:TRUE
  40 X-MS-OLK-AUTOFILLLOCATION:FALSE
  41 X-MICROSOFT-CDO-ALLDAYEVENT:TRUE
  42 X-MICROSOFT-MSNCALENDAR-ALLDAYEVENT:TRUE
  43 X-MS-OLK-CONFTYPE:0
  44 END:VEVENT
  45 END:VCALENDAR`;
  46         expect(reformatLineBreaks(vcal)).toEqual(`BEGIN:VCALENDAR
  47 VERSION:2.0
  48 PRODID:-//Office Holidays Ltd.//EN
  49 X-WR-CALNAME:United Kingdom Holidays
  50 X-WR-CALDESC:Public Holidays in United Kingdom. Provided by http://www.officeholidays.com
  51 REFRESH-INTERVAL;VALUE=DURATION:PT48H
  52 X-PUBLISHED-TTL:PT48H
  53 CALSCALE:GREGORIAN
  54 METHOD:PUBLISH
  55 X-MS-OLK-FORCEINSPECTOROPEN:TRUE
  56 BEGIN:VEVENT
  57 CLASS:PUBLIC
  58 UID:2022-01-04GB-SCT1027lieuregion@www.officeholidays.com
  59 CREATED:20220109T153551Z
  60 DESCRIPTION: This additional days holiday for New Year in the UK is observed only in Scotland
  61  \\n\\nScotland\\n\\nInformation provided by www.officeholidays.com
  62 URL:https://www.officeholidays.com/holidays/united-kingdom/scotland/day-after-new-years-day
  63 DTSTART;VALUE=DATE:20220104
  64 DTEND;VALUE=DATE:20220105
  65 DTSTAMP:20080101T000000Z
  66 LOCATION:Scotland
  67 PRIORITY:5
  68 LAST-MODIFIED:20191229T000000Z
  69 SEQUENCE:1
  70 SUMMARY;LANGUAGE=en-us:Day after New Year's Day (in lieu) (Regional Holiday)
  71 TRANSP:OPAQUE
  72 X-MICROSOFT-CDO-BUSYSTATUS:BUSY
  73 X-MICROSOFT-CDO-IMPORTANCE:1
  74 X-MICROSOFT-DISALLOW-COUNTER:FALSE
  75 X-MS-OLK-ALLOWEXTERNCHECK:TRUE
  76 X-MS-OLK-AUTOFILLLOCATION:FALSE
  77 X-MICROSOFT-CDO-ALLDAYEVENT:TRUE
  78 X-MICROSOFT-MSNCALENDAR-ALLDAYEVENT:TRUE
  79 X-MS-OLK-CONFTYPE:0
  80 END:VEVENT
  81 END:VCALENDAR`);
  82     });
  83 });
  84
  85 describe('unfoldLines()', () => {
  86     it('unfolds a properly folded ICS', () => {
  87         expect(
  88             unfoldLines(
  89                 `BEGIN:VCALENDAR
  90 VERSION:2.0
  91 BEGIN:VEVENT
  92 CLASS:PUBLIC
  93 DESCRIPTION:Join us for a look at new product updates so you ca
  94  n do more with your content and accelerate your workflows.
  95
  96  Hooray!
  97 LOCATION:Multiple
  98   lines
  99 SUMMARY:The Drop: Fall Launch
 100 TRANSP:TRANSPARENT
 101 DTSTART:20221025T130000Z
 102 DTEND:20221026T070000Z
 103 URL:https://experience.dropbox.com/events-webinars/thedigitaldr
 104  op-fall2022
 105 END:VEVENT
 106 END:VCALENDAR`,
 107                 '\n'
 108             )
 109         ).toEqual(`BEGIN:VCALENDAR
 110 VERSION:2.0
 111 BEGIN:VEVENT
 112 CLASS:PUBLIC
 113 DESCRIPTION:Join us for a look at new product updates so you can do more with your content and accelerate your workflows.\nHooray!
 114 LOCATION:Multiple lines
 115 SUMMARY:The Drop: Fall Launch
 116 TRANSP:TRANSPARENT
 117 DTSTART:20221025T130000Z
 118 DTEND:20221026T070000Z
 119 URL:https://experience.dropbox.com/events-webinars/thedigitaldrop-fall2022
 120 END:VEVENT
 121 END:VCALENDAR`);
 122     });
 123 });
 124
 125 describe('reformatDateTimes()', () => {
 126     it('reformats too short or too long DTSTAMP, DTSTART, DTEND, LAST-MODIFIED', () => {
 127         expect(
 128             reformatDateTimes(`BEGIN:VCALENDAR
 129 VERSION:2.0
 130 BEGIN:VEVENT
 131 DTSTAMP:20221010T1200
 132 DTSTART:20221111T13
 133 DTEND:20221111T1430
 134 LAST-MODIFIED:20221010T120049375Z
 135 END:VEVENT
 136 END:VCALENDAR`)
 137         ).toEqual(`BEGIN:VCALENDAR
 138 VERSION:2.0
 139 BEGIN:VEVENT
 140 DTSTAMP:20221010T120000
 141 DTSTART:20221111T130000
 142 DTEND:20221111T143000
 143 LAST-MODIFIED:20221010T120049Z
 144 END:VEVENT
 145 END:VCALENDAR`);
 146     });
 147
 148     it('reformats date-time properties with a time zone', () => {
 149         expect(
 150             reformatDateTimes(`BEGIN:VCALENDAR
 151 VERSION:2.0
 152 BEGIN:VEVENT
 153 DTSTAMP;TZID=America/Guatemala:20221010T1200
 154 END:VEVENT
 155 END:VCALENDAR`)
 156         ).toEqual(`BEGIN:VCALENDAR
 157 VERSION:2.0
 158 BEGIN:VEVENT
 159 DTSTAMP;TZID=America/Guatemala:20221010T120000
 160 END:VEVENT
 161 END:VCALENDAR`);
 162     });
 163
 164     it('reformats folded date-time properties', () => {
 165         expect(
 166             reformatDateTimes(`BEGIN:VCALENDAR
 167 VERSION:2.0
 168 BEGIN:VEVENT
 169 DTEND;TZID==/mozilla.org/20050126_1/America/Guatemala:2022
 170  1010T1200
 171 END:VEVENT
 172 END:VCALENDAR`)
 173         ).toEqual(`BEGIN:VCALENDAR
 174 VERSION:2.0
 175 BEGIN:VEVENT
 176 DTEND;TZID==/mozilla.org/20050126_1/America/Guatemala:20221010T120000
 177 END:VEVENT
 178 END:VCALENDAR`);
 179     });
 180
 181     it('reformats untrimmed date-time properties', () => {
 182         expect(
 183             reformatDateTimes(`BEGIN:VCALENDAR
 184 VERSION:2.0
 185 BEGIN:VEVENT
 186 DTSTART:20221010T1200
 187 DTEND: 20221004T103000
 188 END:VEVENT
 189 END:VCALENDAR`)
 190         ).toEqual(`BEGIN:VCALENDAR
 191 VERSION:2.0
 192 BEGIN:VEVENT
 193 DTSTART:20221010T120000
 194 DTEND:20221004T103000
 195 END:VEVENT
 196 END:VCALENDAR`);
 197     });
 198
 199     it('reformats date-time properties with ISO format', () => {
 200         expect(
 201             reformatDateTimes(`BEGIN:VCALENDAR
 202 VERSION:2.0
 203 BEGIN:VEVENT
 204 DTSTAMP:2022-09-02T23:59:59.999
 205 DTSTART:2022-10-04T09:30:00.000Z
 206 DTEND:2022-10-05T12:30:00.000ZZ
 207 END:VEVENT
 208 END:VCALENDAR`)
 209         ).toEqual(`BEGIN:VCALENDAR
 210 VERSION:2.0
 211 BEGIN:VEVENT
 212 DTSTAMP:20220902T235959
 213 DTSTART:20221004T093000Z
 214 DTEND:20221005T123000Z
 215 END:VEVENT
 216 END:VCALENDAR`);
 217     });
 218
 219     it('reformats date-time properties with "Deutsche Bahn format"', () => {
 220         expect(
 221             reformatDateTimes(`BEGIN:VCALENDAR
 222 VERSION:2.0
 223 BEGIN:VEVENT
 224 DTSTART;TZID=Europe/Berlin:2023-06-21T082400
 225 DTEND;TZID=Europe/Berlin:2023-06-21T165400
 226 DTSTAMP:2023-06-13T212500Z
 227 END:VEVENT
 228 END:VCALENDAR`)
 229         ).toEqual(`BEGIN:VCALENDAR
 230 VERSION:2.0
 231 BEGIN:VEVENT
 232 DTSTART;TZID=Europe/Berlin:20230621T082400
 233 DTEND;TZID=Europe/Berlin:20230621T165400
 234 DTSTAMP:20230613T212500Z
 235 END:VEVENT
 236 END:VCALENDAR`);
 237     });
 238
 239     it('reformats date properties with "Deutsche Bahn format"', () => {
 240         expect(
 241             reformatDateTimes(`BEGIN:VCALENDAR
 242 VERSION:2.0
 243 BEGIN:VEVENT
 244 DTSTART;VALUE=DATE:2023-06-21
 245 DTEND;VALUE=DATE:2023-06-22
 246 DTSTAMP:2023-06-13T212500Z
 247 END:VEVENT
 248 END:VCALENDAR`)
 249         ).toEqual(`BEGIN:VCALENDAR
 250 VERSION:2.0
 251 BEGIN:VEVENT
 252 DTSTART;VALUE=DATE:20230621
 253 DTEND;VALUE=DATE:20230622
 254 DTSTAMP:20230613T212500Z
 255 END:VEVENT
 256 END:VCALENDAR`);
 257     });
 258
 259     it('reformats all-day date-time properties missing', () => {
 260         expect(
 261             reformatDateTimes(`BEGIN:VCALENDAR
 262 VERSION:2.0
 263 BEGIN:VEVENT
 264 DTSTART:20221004
 265 END:VEVENT
 266 END:VCALENDAR`)
 267         ).toEqual(`BEGIN:VCALENDAR
 268 VERSION:2.0
 269 BEGIN:VEVENT
 270 DTSTART;VALUE=DATE:20221004
 271 END:VEVENT
 272 END:VCALENDAR`);
 273     });
 274
 275     it('reformats date-time properties with uncapitalized markers', () => {
 276         expect(
 277             reformatDateTimes(`BEGIN:VCALENDAR
 278 VERSION:2.0
 279 BEGIN:VEVENT
 280 DTSTAMP:20221004t155959z
 281 DTSTART:20221004t155959
 282 DTEND:2022-10-05t12:30:00.000zz
 283 END:VEVENT
 284 END:VCALENDAR`)
 285         ).toEqual(`BEGIN:VCALENDAR
 286 VERSION:2.0
 287 BEGIN:VEVENT
 288 DTSTAMP:20221004T155959Z
 289 DTSTART:20221004T155959
 290 DTEND:20221005T123000Z
 291 END:VEVENT
 292 END:VCALENDAR`);
 293     });
 294 });
 295
 296 describe('parseWithRecovery()', () => {
 297     it('should parse vevent with bad enclosing and bad line breaks', () => {
 298         const result = parseWithRecovery(`BEGIN:VCALENDAR
 299 METHOD:REQUEST
 300 PRODID:Microsoft Exchange Server 2010
 301 VERSION:2.0
 302 BEGIN:VEVENT
 303 DTSTAMP:20190719T130854Z
 304 UID:7E018059-2165-4170-B32F-6936E88E61E5
 305 DTSTART;TZID=America/New_York:20190719T120000
 306 DTEND;TZID=Europe/Zurich:20190719T130000
 307 CATEGORIES:ANNIVERSARY,PERSONAL,SPECIAL OCCASION
 308 SUMMARY:Our Blissful Anniversary
 309
 310 ---
 311
 312 Wonderful!
 313 LOCATION:A
 314
 315  secret
 316
 317
 318 ...
 319 place
 320 END:VEVENT`);
 321
 322         expect(result).toEqual({
 323             component: 'vcalendar',
 324             method: { value: 'REQUEST' },
 325             version: { value: '2.0' },
 326             prodid: { value: 'Microsoft Exchange Server 2010' },
 327             components: [
 328                 {
 329                     component: 'vevent',
 330                     uid: {
 331                         value: '7E018059-2165-4170-B32F-6936E88E61E5',
 332                     },
 333                     dtstamp: {
 334                         value: { year: 2019, month: 7, day: 19, hours: 13, minutes: 8, seconds: 54, isUTC: true },
 335                     },
 336                     dtstart: {
 337                         value: { year: 2019, month: 7, day: 19, hours: 12, minutes: 0, seconds: 0, isUTC: false },
 338                         parameters: { tzid: 'America/New_York' },
 339                     },
 340                     dtend: {
 341                         value: { year: 2019, month: 7, day: 19, hours: 13, minutes: 0, seconds: 0, isUTC: false },
 342                         parameters: { tzid: 'Europe/Zurich' },
 343                     },
 344                     categories: [
 345                         {
 346                             value: ['ANNIVERSARY', 'PERSONAL', 'SPECIAL OCCASION'],
 347                         },
 348                     ],
 349                     summary: {
 350                         value: 'Our Blissful Anniversary---Wonderful!',
 351                     },
 352                     location: {
 353                         value: 'A secret...place',
 354                     },
 355                 },
 356             ],
 357         });
 358     });
 359
 360     it('should parse vevent with mixed bad line breaks', () => {
 361         const result = parseWithRecovery(`BEGIN:VCALENDAR
 362 METHOD:REQUEST\r\nPRODID:Microsoft Exchange Server 2010
 363 VERSION:2.0
 364 BEGIN:VEVENT
 365 DTSTAMP:20190719T130854Z
 366 UID:7E018059-2165-4170-B32F-6936E88E61E5
 367 DTSTART;TZID=America/New_York:20190719T120000
 368 DTEND;TZID=Europe/Zurich:20190719T130000
 369 CATEGORIES:ANNIVERSARY,PERSONAL,SPECIAL OCCASION
 370 SUMMARY:Our Blissful Anniversary
 371
 372 ---
 373
 374 Wonderful!
 375 LOCATION:A
 376
 377  secret
 378
 379
 380 ...
 381 place
 382 END:VEVENT
 383 END:VCALENDAR`);
 384
 385         expect(result).toEqual({
 386             component: 'vcalendar',
 387             method: { value: 'REQUEST' },
 388             version: { value: '2.0' },
 389             prodid: { value: 'Microsoft Exchange Server 2010' },
 390             components: [
 391                 {
 392                     component: 'vevent',
 393                     uid: {
 394                         value: '7E018059-2165-4170-B32F-6936E88E61E5',
 395                     },
 396                     dtstamp: {
 397                         value: { year: 2019, month: 7, day: 19, hours: 13, minutes: 8, seconds: 54, isUTC: true },
 398                     },
 399                     dtstart: {
 400                         value: { year: 2019, month: 7, day: 19, hours: 12, minutes: 0, seconds: 0, isUTC: false },
 401                         parameters: { tzid: 'America/New_York' },
 402                     },
 403                     dtend: {
 404                         value: { year: 2019, month: 7, day: 19, hours: 13, minutes: 0, seconds: 0, isUTC: false },
 405                         parameters: { tzid: 'Europe/Zurich' },
 406                     },
 407                     categories: [
 408                         {
 409                             value: ['ANNIVERSARY', 'PERSONAL', 'SPECIAL OCCASION'],
 410                         },
 411                     ],
 412                     summary: {
 413                         value: 'Our Blissful Anniversary---Wonderful!',
 414                     },
 415                     location: {
 416                         value: 'A secret...place',
 417                     },
 418                 },
 419             ],
 420         });
 421     });
 422
 423     it('should parse vevent with badly formatted date-time properties', () => {
 424         const result = parseWithRecovery(`BEGIN:VCALENDAR
 425 VERSION:2.0
 426 BEGIN:VEVENT
 427 DTSTAMP:20190719T1308
 428 UID:7E018059-2165-4170-B32F-6936E88E61E5
 429 DTSTART;TZID=America/New_York:2019-07-19T12:00:00:000
 430 DTEND: 20290719
 431 LAST-MODIFIED : 20190719t1308zZ
 432 END:VEVENT
 433 END:VCALENDAR`);
 434
 435         expect(result).toEqual({
 436             component: 'vcalendar',
 437             version: { value: '2.0' },
 438             components: [
 439                 {
 440                     component: 'vevent',
 441                     uid: {
 442                         value: '7E018059-2165-4170-B32F-6936E88E61E5',
 443                     },
 444                     dtstamp: {
 445                         value: { year: 2019, month: 7, day: 19, hours: 13, minutes: 8, seconds: 0, isUTC: false },
 446                     },
 447                     dtstart: {
 448                         value: { year: 2019, month: 7, day: 19, hours: 12, minutes: 0, seconds: 0, isUTC: false },
 449                         parameters: { tzid: 'America/New_York' },
 450                     },
 451                     dtend: {
 452                         value: { year: 2029, month: 7, day: 19 },
 453                         parameters: { type: 'date' },
 454                     },
 455                     'last-modified': {
 456                         value: { year: 2019, month: 7, day: 19, hours: 13, minutes: 8, seconds: 0, isUTC: true },
 457                     },
 458                 },
 459             ],
 460         });
 461     });
 462
 463     it('should parse vevent with ISO-formatted date-time properties', () => {
 464         const result = parseWithRecovery(`BEGIN:VCALENDAR
 465 VERSION:2.0
 466 BEGIN:VEVENT
 467 DTSTAMP:20230202T091854Z
 468 UID:537emc1okj91qjup2ape67987975464123154@google.com
 469 DTSTART:2023-02-04T09:30:00.000Z
 470 DTEND:2023-02-04T09:30:00.000Z
 471 RECURRENCE-ID:2023-02-04T10:30:00.000Z
 472 END:VEVENT
 473 END:VCALENDAR`);
 474
 475         expect(result).toEqual({
 476             component: 'vcalendar',
 477             version: { value: '2.0' },
 478             components: [
 479                 {
 480                     component: 'vevent',
 481                     uid: {
 482                         value: '537emc1okj91qjup2ape67987975464123154@google.com',
 483                     },
 484                     dtstamp: {
 485                         value: { year: 2023, month: 2, day: 2, hours: 9, minutes: 18, seconds: 54, isUTC: true },
 486                     },
 487                     dtstart: {
 488                         value: { year: 2023, month: 2, day: 4, hours: 9, minutes: 30, seconds: 0, isUTC: true },
 489                     },
 490                     dtend: {
 491                         value: { year: 2023, month: 2, day: 4, hours: 9, minutes: 30, seconds: 0, isUTC: true },
 492                     },
 493                     'recurrence-id': {
 494                         value: { year: 2023, month: 2, day: 4, hours: 10, minutes: 30, seconds: 0, isUTC: true },
 495                     },
 496                 },
 497             ],
 498         });
 499     });
 500
 501     it('should parse vevent with missing ORGANIZER value parameter', () => {
 502         const result = parseWithRecovery(`
 503 BEGIN:VCALENDAR
 504 BEGIN:VEVENT
 505 CLASS:PUBLIC
 506 DTSTART:20230304T080000Z
 507 DTSTAMP:20230112T203527Z
 508 DTEND:20230306T153000Z
 509 LOCATION:Sixt South Melbourne, 101-109 Thistlethwaite Street, 3205 South Melbourne, AU
 510 TRANSP:TRANSPARENT
 511 SEQUENCE:0
 512 STATUS:CONFIRMED
 513 SUMMARY:Your rental car from Sixt
 514 UID:SIXT_XXXXXX
 515 END:VEVENT
 516 END:VCALENDAR
 517         `);
 518
 519         // We can notice that the malformed ORGANIZER field has been omitted during the parsing
 520         expect(result).toEqual({
 521             component: 'vcalendar',
 522             components: [
 523                 {
 524                     component: 'vevent',
 525                     class: { value: 'PUBLIC' },
 526                     dtstart: {
 527                         value: { year: 2023, month: 3, day: 4, hours: 8, minutes: 0, seconds: 0, isUTC: true },
 528                     },
 529                     dtstamp: {
 530                         value: { year: 2023, month: 1, day: 12, hours: 20, minutes: 35, seconds: 27, isUTC: true },
 531                     },
 532                     dtend: {
 533                         value: { year: 2023, month: 3, day: 6, hours: 15, minutes: 30, seconds: 0, isUTC: true },
 534                     },
 535                     location: {
 536                         value: 'Sixt South Melbourne, 101-109 Thistlethwaite Street, 3205 South Melbourne, AU',
 537                     },
 538                     transp: { value: 'TRANSPARENT' },
 539                     sequence: { value: 0 },
 540                     status: { value: 'CONFIRMED' },
 541                     summary: { value: 'Your rental car from Sixt' },
 542                     uid: { value: 'SIXT_XXXXXX' },
 543                 },
 544             ],
 545         });
 546     });
 547 });