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PHP and Javascript implementations of a simple markdown parser
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
  1. <!DOCTYPE html>

  2. <html>

  3. 	<head>

  4. 		<meta charset="utf-8">

  5. 		<title>Markdown Unit Tests</title>

  6. 		<link rel="icon" href="data:;base64,iVBORw0KGgo=">

  7. 		<style type="text/css">

  8. 			:root {

  9. 				font-family: sans-serif;

  10. 				--color-passed: #090;

  11. 				--color-failed: #a00;

  12. 				--color-errored: #a80;

  13. 				--color-untested: #888;

  14. 			}

  15. 			.testclass {

  16. 				border: 1px solid black;

  17. 				padding: 0.5em 1em;

  18. 				margin-bottom: 1em;

  19. 				max-width: 50em;

  20. 			}

  21. 			.testclassname {

  22. 				font-weight: bold;

  23. 				font-size: 1.25rem;

  24. 				padding-bottom: 0.25em;

  25. 			}

  26. 			.testclassstatus {

  27. 

  28. 			}

  29. 			.testclassstatus.passed { color: var(--color-passed); }

  30. 			.testclassstatus.failed { color: var(--color-failed); }

  31. 			.testclassstatus.errored { color: var(--color-errored); }

  32. 			.testclassstatus.untested { color: var(--color-untested); }

  33. 			.testcase {

  34. 				clear: both;

  35. 				padding: 0.2em 0;

  36. 				margin-left: 2em;

  37. 			}

  38. 			.testcase {

  39. 				border-top: 1px solid #888;

  40. 			}

  41. 			.testcasename {

  42. 				font-family: monospace;

  43. 			}

  44. 			.testcasestatus {

  45. 				font-weight: bold;

  46. 				font-size: 80%;

  47. 				float: left;

  48. 			}

  49. 			.testcasetiming {

  50. 				float: right;

  51. 				color: #888;

  52. 				font-size: 80%;

  53. 			}

  54. 			.testcaseresult {

  55. 				height: 1em;

  56. 			}

  57. 			.testcasemessage {

  58. 				clear: both;

  59. 			}

  60. 			.result-untested {

  61. 				color: #888;

  62. 			}

  63. 			.result-testing {

  64. 				color: black;

  65. 			}

  66. 			.result-passed {

  67. 				color: #090;

  68. 			}

  69. 			.result-failed {

  70. 				color: #a00;

  71. 			}

  72. 			.result-errored {

  73. 				color: #a80;

  74. 			}

  75. 		</style>

  76. 		<script src="js/markdown.js"></script>

  77. 		<script src="js/spreadsheet.js"></script>

  78. 		<!-- Testing infrastructure -->

  79. 		<script>

  80. 			/**

  81. 			 * @param {String} text

  82. 			 * @returns {String}

  83. 			 */

  84. 			function escapeHTML(text) {

  85. 				return text.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;').replace(/\n/g, '<br/>\n');

  86. 			}

  87. 

  88. 			class ResultType {

  89. 				static untested = new ResultType('untested');

  90. 				static testing = new ResultType('testing');

  91. 				static passed = new ResultType('passed');

  92. 				static failed = new ResultType('failed');

  93. 				static errored = new ResultType('errored');

  94. 

  95. 				#name;

  96. 

  97. 				constructor(name) {

  98. 					this.#name = name;

  99. 				}

  100. 

  101. 				toString() {

  102. 					return `${this.constructor.name}.${this.#name}`;

  103. 				}

  104. 			}

  105. 

  106. 			class FailureError extends Error {

  107. 				constructor(message=null) {

  108. 					super(message);

  109. 				}

  110. 			}

  111. 

  112. 			class BaseTest {

  113. 				setUp() {}

  114. 				tearDown() {}

  115. 				/** @var {TestCaseRunner|null} */

  116. 				currentRunner = null;

  117. 				fail(failMessage=null) {

  118. 					throw new FailureError(failMessage || 'failed');

  119. 				}

  120. 				assertTrue(test, failMessage=null) {

  121. 					if (!test) this.fail(failMessage || `expected true, got ${test}`);

  122. 				}

  123. 				assertFalse(test, failMessage=null) {

  124. 					if (test) this.fail(failMessage || `expected false, got ${test}`);

  125. 				}

  126. 				assertEqual(a, b, floatDifferenceRatio=0.000001, failMessage=null) {

  127. 					if (MDUtils.equal(a, b, floatDifferenceRatio)) return;

  128. 					const aVal = (typeof a == 'string') ? `"${a}"` : `${a}`;

  129. 					const bVal = (typeof b == 'string') ? `"${b}"` : `${b}`;

  130. 					if (aVal.length > 20 || bVal.length > 20) {

  131. 						this.fail(failMessage || `equality failed:\n${aVal}\n!=\n${bVal}`);

  132. 					} else {

  133. 						this.fail(failMessage || `equality failed: ${aVal} != ${bVal}`);

  134. 					}

  135. 				}

  136. 				expectError(e=true) {

  137. 					if (this.currentRunner) this.currentRunner.expectedError = e;

  138. 				}

  139. 				/**

  140. 				 * @param {number} maxTime maximum time in seconds

  141. 				 * @param {function} timedCode code to run and time

  142. 				 */

  143. 				profile(maxTime, timedCode) {

  144. 					const startTime = performance.now();

  145. 					const result = timedCode();

  146. 					const endTime = performance.now();

  147. 					const seconds = (endTime - startTime) / 1000.0;

  148. 					if (seconds > maxTime) {

  149. 						this.fail(`Expected <= ${maxTime}s execution time, actual ${seconds}s.`);

  150. 					}

  151. 					return result;

  152. 				}

  153. 			}

  154. 

  155. 			/**

  156. 			 * Manages the running and results of a single test method on a test

  157. 			 * class.

  158. 			 */

  159. 			class TestCaseRunner {

  160. 				/** @var {number} */

  161. 				static #nextUniqueId = 1;

  162. 				/** @var {number} */

  163. 				uniqueId = 0;

  164. 				/** @var {BaseTest} */

  165. 				#objectUnderTest;

  166. 				/** @var {method} */

  167. 				#method;

  168. 				/** @var {ResultType} */

  169. 				result = ResultType.untested;

  170. 				/** @var {String|null} */

  171. 				message = null;

  172. 				expectedError = null;

  173. 				duration = null;

  174. 				/** @var {String} */

  175. 				get className() { return this.#objectUnderTest.constructor.name; }

  176. 				/** @var {String} */

  177. 				get methodName() { return this.#method.name; }

  178. 				/**

  179. 				 * @param {BaseTest} objectUnderTest

  180. 				 * @param {method} method

  181. 				 */

  182. 				constructor(objectUnderTest, method) {

  183. 					this.#objectUnderTest = objectUnderTest;

  184. 					this.#method = method;

  185. 					this.uniqueId = TestCaseRunner.#nextUniqueId++;

  186. 				}

  187. 				run() {

  188. 					var start;

  189. 					this.expectedError = null;

  190. 					this.#objectUnderTest.currentRunner = this;

  191. 					try {

  192. 						this.#objectUnderTest.setUp();

  193. 					} catch (e) {

  194. 						console.error(`Failed to run ${this.className}.setUp() - ${e.message}`);

  195. 						this.result = ResultType.errored;

  196. 						this.message = e.message;

  197. 						return;

  198. 					}

  199. 					try {

  200. 						start = performance.now();

  201. 						this.#method.bind(this.#objectUnderTest)();

  202. 						this.duration = performance.now() - start;

  203. 						this.result = ResultType.passed;

  204. 						this.message = null;

  205. 					} catch (e) {

  206. 						this.duration = performance.now() - start;

  207. 						if (e instanceof FailureError) {

  208. 							this.result = ResultType.failed;

  209. 							this.message = e.message;

  210. 						} else if (this.#isExpectedError(e)) {

  211. 							this.result = ResultType.passed;

  212. 							this.message = null;

  213. 						} else {

  214. 							this.result = ResultType.errored;

  215. 							this.message = e.message;

  216. 							if (e.stack !== undefined) {

  217. 								this.message += "\n" + e.stack;

  218. 							}

  219. 						}

  220. 					} finally {

  221. 						this.expectedError = null;

  222. 						try {

  223. 							this.#objectUnderTest.tearDown();

  224. 							this.#objectUnderTest.currentRunner = null;

  225. 						} catch (e0) {

  226. 							console.error(`Failed to run ${this.className}.tearDown() - ${e0.message}`);

  227. 							this.result = ResultType.errored;

  228. 							this.message = e0.message;

  229. 						}

  230. 					}

  231. 				}

  232. 				get #cssId() { return `testcase${this.uniqueId}`; }

  233. 				#isExpectedError(e) {

  234. 					if (this.expectedError === null) return false;

  235. 					if (this.expectedError === true) return true;

  236. 					// TODO: Have a way to specify details about what kind of error is expected. Maybe a prototype instance and/or a testing lambda.

  237. 					return false;

  238. 				}

  239. 				toHTML() {

  240. 					var html = `<div class="testcase" id="${this.#cssId}">`;

  241. 					html += `<div class="testcasename"><span class="testcasemethod">${this.methodName}</span></div>`;

  242. 					html += '<div class="testcaseresult">';

  243. 					switch (this.result) {

  244. 						case ResultType.untested:

  245. 							html += '<div class="testcasestatus result-untested">Waiting to test</div>';

  246. 							break;

  247. 						case ResultType.testing:

  248. 							html += '<div class="testcasestatus result-testing">Testing...</div>';

  249. 							break;

  250. 						case ResultType.passed:

  251. 							html += '<div class="testcasestatus result-passed">Passed</div>';

  252. 							break;

  253. 						case ResultType.failed:

  254. 							html += '<div class="testcasestatus result-failed">Failed</div>';

  255. 							break;

  256. 						case ResultType.errored:

  257. 							html += '<div class="testcasestatus result-errored">Errored</div>';

  258. 							break;

  259. 					}

  260. 					if (this.duration !== null) {

  261. 						html += `<div class="testcasetiming">${Number(this.duration / 1000.0).toFixed(3)}s</div>`;

  262. 					}

  263. 					html += '</div>';

  264. 					if (this.message !== null) {

  265. 						html += `<div class="testcasemessage">${escapeHTML(this.message)}</div>`;

  266. 					}

  267. 					html += `</div>`;

  268. 					return html;

  269. 				}

  270. 				/**

  271. 				 * Updates the HTML node in-place with the current status, or

  272. 				 * adds it if it does not exist yet.

  273. 				 */

  274. 				updateHTML() {

  275. 					let existing = document.getElementById(this.#cssId);

  276. 					if (existing) {

  277. 						existing.outerHTML = this.toHTML();

  278. 					} else {

  279. 						document.getElementById('results').innerHTML += this.toHTML();

  280. 					}

  281. 				}

  282. 

  283. 				/**

  284. 				 * @param {object} objectUnderTest

  285. 				 * @returns {TestCaseRunner[]}

  286. 				 */

  287. 				static findTestCases(objectUnderTest) {

  288. 					if (!(objectUnderTest instanceof BaseTest)) return [];

  289. 					var members = [];

  290. 					var obj = objectUnderTest;

  291. 					do {

  292. 						members.push(...Object.getOwnPropertyNames(obj));

  293. 					} while (obj = Object.getPrototypeOf(obj));

  294. 					return members.sort().filter((e, i, arr) => {

  295. 						if (e != arr[i + 1] && typeof objectUnderTest[e] == 'function' && e.startsWith('test')) return true;

  296. 					}).map((name) => {

  297. 						return new TestCaseRunner(objectUnderTest, objectUnderTest[name]);

  298. 					});

  299. 				}

  300. 			}

  301. 

  302. 			class TestClassRunner {

  303. 				static #nextUniqueId = 1;

  304. 

  305. 				#uniqueId = 0;

  306. 				#theClass;

  307. 				#instance;

  308. 				#testCases;

  309. 

  310. 				get testCases() { return this.#testCases; }

  311. 

  312. 				constructor(theClass) {

  313. 					this.#theClass = theClass;

  314. 					this.#instance = new theClass();

  315. 					this.#testCases = TestCaseRunner.findTestCases(this.#instance);

  316. 					this.#uniqueId = TestClassRunner.#nextUniqueId++;

  317. 				}

  318. 				get #cssId() { return `testclass${this.#uniqueId}`; }

  319. 				#summaryHTML() {

  320. 					var anyTesting = false;

  321. 					var anyFailed = false;

  322. 					var anyErrored = false;

  323. 					var anyUntested = false;

  324. 					var anyPassed = false;

  325. 					var allPassed = true;

  326. 					for (const test of this.testCases) {

  327. 						switch (test.result) {

  328. 							case ResultType.untested:

  329. 								anyUntested = true;

  330. 								allPassed = false;

  331. 								break;

  332. 							case ResultType.testing:

  333. 								anyTesting = true;

  334. 								allPassed = false;

  335. 								break;

  336. 							case ResultType.passed:

  337. 								anyPassed = true;

  338. 								break;

  339. 							case ResultType.failed:

  340. 								anyFailed = true;

  341. 								allPassed = false;

  342. 								break;

  343. 							case ResultType.errored:

  344. 								anyErrored = true;

  345. 								allPassed = false;

  346. 								break;

  347. 						}

  348. 					}

  349. 					var html = '';

  350. 					html += `<summary class="testclasssummary" id="${this.#cssId}summary">`;

  351. 					html += `<span class="testclassname">${this.#theClass.name}</span> `;

  352. 					if (anyTesting || (anyUntested && (anyPassed || anyFailed || anyErrored))) {

  353. 						html += '<span class="testclassstatus testing">Testing...</span>';

  354. 					} else if (anyErrored) {

  355. 						html += '<span class="testclassstatus errored">Errored</span>';

  356. 					} else if (anyFailed) {

  357. 						html += '<span class="testclassstatus failed">Failed</span>';

  358. 					} else if (allPassed) {

  359. 						html += '<span class="testclassstatus passed">Passed</span>';

  360. 					}

  361. 					html += '</summary>';

  362. 					return html;

  363. 				}

  364. 				toHTML() {

  365. 					var html = '';

  366. 					html += `<div class="testclass" id="${this.#cssId}">`;

  367. 					html += `<details id="${this.#cssId}details">`;

  368. 					html += this.#summaryHTML();

  369. 					for (const testCase of this.#testCases) {

  370. 						html += testCase.toHTML();

  371. 					}

  372. 					html += '</details>';

  373. 					html += '</div>';

  374. 					return html;

  375. 				}

  376. 				updateHTML() {

  377. 					var existing = document.getElementById(`${this.#cssId}summary`);

  378. 					if (!existing) {

  379. 						document.getElementById('results').innerHTML += this.toHTML();

  380. 					} else {

  381. 						existing.outerHTML = this.#summaryHTML();

  382. 						var allPassed = true;

  383. 						for (const test of this.testCases) {

  384. 							if (test.result != ResultType.passed) {

  385. 								allPassed = false;

  386. 								break;

  387. 							}

  388. 						}

  389. 						document.getElementById(`${this.#cssId}details`).open = !allPassed;

  390. 					}

  391. 				}

  392. 

  393. 				static runAll(testClasses) {

  394. 					var tests = [];  // tuples of TestClassRunner and TestCaseRunner

  395. 					for (const testClass of testClasses) {

  396. 						const classRunner = new TestClassRunner(testClass);

  397. 						classRunner.updateHTML();

  398. 						tests.push(...classRunner.testCases.map(function(test) { return [ classRunner, test ] }));

  399. 					}

  400. 					var testInterval = setInterval(function() {

  401. 						if (tests.length == 0) {

  402. 							clearInterval(testInterval);

  403. 							testInterval = null;

  404. 							return;

  405. 						}

  406. 						var classRunner;

  407. 						var testCase;

  408. 						[ classRunner, testCase ] = tests[0];

  409. 						if (testCase.result == ResultType.untested) {

  410. 							testCase.result = ResultType.testing;

  411. 							testCase.updateHTML();

  412. 							classRunner.updateHTML();

  413. 						} else if (testCase.result == ResultType.testing) {

  414. 							tests.splice(0, 1);

  415. 							testCase.run();

  416. 							testCase.updateHTML();

  417. 							classRunner.updateHTML();

  418. 						}

  419. 					}, 1);

  420. 				}

  421. 			}

  422. 		</script>

  423. 		<!-- Tests -->

  424. 		<script>

  425. 			function onLoad() {

  426. 				let testClasses = [

  427. 					// FIXME: Reenable these! Disabled temporarily to test spreadsheets faster.

  428. 					// TokenTests,

  429. 					// UtilsTests,

  430. 					// InlineTests,

  431. 					// BlockTests,

  432. 					CellValueTests,

  433. 					CellAddressRangeTests,

  434. 					ExpressionSetTests,

  435. 				];

  436. 				TestClassRunner.runAll(testClasses);

  437. 			}

  438. 			document.addEventListener('DOMContentLoaded', onLoad);

  439. 

  440. 			function normalizeWhitespace(str) {

  441. 				return str.replace(/\s+/g, ' ').replace(/(?:^\s+|\s+$)/g, '');

  442. 			}

  443. 

  444. 			class TokenTests extends BaseTest {

  445. 				test_findFirstTokens() {

  446. 					const tokens = [

  447. 						new MDToken('Lorem', MDTokenType.Text),

  448. 						new MDToken(' ', MDTokenType.Whitespace),

  449. 						new MDToken('_', MDTokenType.Underscore),

  450. 						new MDToken('ipsum', MDTokenType.Text),

  451. 						new MDToken('_', MDTokenType.Underscore),

  452. 						new MDToken(' ', MDTokenType.Whitespace),

  453. 						new MDToken('dolor', MDTokenType.Text),

  454. 						new MDToken('_', MDTokenType.Underscore),

  455. 						new MDToken('sit', MDTokenType.Text),

  456. 						new MDToken('_', MDTokenType.Underscore),

  457. 					];

  458. 					const pattern = [

  459. 						MDTokenType.Underscore,

  460. 					];

  461. 					const result = MDToken.findFirstTokens(tokens, pattern);

  462. 					const expected = {

  463. 						tokens: [ tokens[2] ],

  464. 						index: 2,

  465. 					};

  466. 					this.assertEqual(result, expected);

  467. 				}

  468. 

  469. 				test_findFirstTokens_optionalWhitespace1() {

  470. 					const tokens = [

  471. 						new MDToken('Lorem', MDTokenType.Text),

  472. 						new MDToken(' ', MDTokenType.Whitespace),

  473. 						new MDToken('[ipsum]', MDTokenType.Label, 'ipsum'),

  474. 						new MDToken('(link.html)', MDTokenType.URL, 'link.html'),

  475. 						new MDToken(' ', MDTokenType.Whitespace),

  476. 						new MDToken('dolor', MDTokenType.Text),

  477. 					];

  478. 					const pattern = [

  479. 						MDTokenType.Label,

  480. 						MDTokenType.META_OptionalWhitespace,

  481. 						MDTokenType.URL,

  482. 					];

  483. 					const result = MDToken.findFirstTokens(tokens, pattern);

  484. 					const expected = {

  485. 						tokens: [ tokens[2], tokens[3] ],

  486. 						index: 2,

  487. 					};

  488. 					this.assertEqual(result, expected);

  489. 				}

  490. 

  491. 				test_findFirstTokens_optionalWhitespace2() {

  492. 					const tokens = [

  493. 						new MDToken('Lorem', MDTokenType.Text),

  494. 						new MDToken(' ', MDTokenType.Whitespace),

  495. 						new MDToken('[ipsum]', MDTokenType.Label, 'ipsum'),

  496. 						new MDToken(' ', MDTokenType.Whitespace),

  497. 						new MDToken('(link.html)', MDTokenType.URL, 'link.html'),

  498. 						new MDToken(' ', MDTokenType.Whitespace),

  499. 						new MDToken('dolor', MDTokenType.Text),

  500. 					];

  501. 					const pattern = [

  502. 						MDTokenType.Label,

  503. 						MDTokenType.META_OptionalWhitespace,

  504. 						MDTokenType.URL,

  505. 					];

  506. 					const result = MDToken.findFirstTokens(tokens, pattern);

  507. 					const expected = {

  508. 						tokens: [ tokens[2], tokens[3], tokens[4] ],

  509. 						index: 2,

  510. 					};

  511. 					this.assertEqual(result, expected);

  512. 				}

  513. 

  514. 				test_findPairedTokens() {

  515. 					const tokens = [

  516. 						new MDToken('Lorem', MDTokenType.Text),

  517. 						new MDToken(' ', MDTokenType.Whitespace),

  518. 						new MDToken('_', MDTokenType.Underscore),

  519. 						new MDToken('ipsum', MDTokenType.Text),

  520. 						new MDToken('_', MDTokenType.Underscore),

  521. 						new MDToken(' ', MDTokenType.Whitespace),

  522. 						new MDToken('dolor', MDTokenType.Text),

  523. 						new MDToken('_', MDTokenType.Underscore),

  524. 						new MDToken('sit', MDTokenType.Text),

  525. 						new MDToken('_', MDTokenType.Underscore),

  526. 					];

  527. 					const pattern = [

  528. 						MDTokenType.Underscore,

  529. 					];

  530. 					const result = MDToken.findPairedTokens(tokens, pattern, pattern);

  531. 					const expected = {

  532. 						startTokens: [ tokens[2] ],

  533. 						contentTokens: [ tokens[3] ],

  534. 						endTokens: [ tokens[4] ],

  535. 						startIndex: 2,

  536. 						contentIndex: 3,

  537. 						endIndex: 4,

  538. 						totalLength: 3,

  539. 					}

  540. 					this.assertEqual(result, expected);

  541. 				}

  542. 			}

  543. 

  544. 			class UtilsTests extends BaseTest {

  545. 				test_stripIndent() {

  546. 					this.assertEqual(MDUtils.stripIndent(''), '');

  547. 					this.assertEqual(MDUtils.stripIndent('  '), '');

  548. 					this.assertEqual(MDUtils.stripIndent('foo'), 'foo');

  549. 					this.assertEqual(MDUtils.stripIndent(' foo'), 'foo');

  550. 					this.assertEqual(MDUtils.stripIndent('  foo'), 'foo');

  551. 					this.assertEqual(MDUtils.stripIndent('   foo'), 'foo');

  552. 					this.assertEqual(MDUtils.stripIndent('    foo'), 'foo');

  553. 					this.assertEqual(MDUtils.stripIndent('     foo'), ' foo');

  554. 					this.assertEqual(MDUtils.stripIndent('\tfoo'), 'foo');

  555. 					this.assertEqual(MDUtils.stripIndent('\t\tfoo'), '\tfoo');

  556. 					this.assertEqual(MDUtils.stripIndent('\t\tfoo', 2), 'foo');

  557. 					this.assertEqual(MDUtils.stripIndent('      foo', 2), 'foo');

  558. 				}

  559. 

  560. 				test_countIndents() {

  561. 					this.assertEqual(MDUtils.countIndents(''), 0);

  562. 					this.assertEqual(MDUtils.countIndents('  '), 1);

  563. 					this.assertEqual(MDUtils.countIndents('    '), 1);

  564. 					this.assertEqual(MDUtils.countIndents('foo'), 0);

  565. 					this.assertEqual(MDUtils.countIndents('foo'), 0);

  566. 					this.assertEqual(MDUtils.countIndents(' foo'), 1);

  567. 					this.assertEqual(MDUtils.countIndents('  foo'), 1);

  568. 					this.assertEqual(MDUtils.countIndents('   foo'), 1);

  569. 					this.assertEqual(MDUtils.countIndents('    foo'), 1);

  570. 					this.assertEqual(MDUtils.countIndents('     foo'), 2);

  571. 					this.assertEqual(MDUtils.countIndents('\tfoo'), 1);

  572. 					this.assertEqual(MDUtils.countIndents('\t\tfoo'), 2);

  573. 

  574. 					this.assertEqual(MDUtils.countIndents('', true), 0);

  575. 					this.assertEqual(MDUtils.countIndents('  ', true), 0);

  576. 					this.assertEqual(MDUtils.countIndents('    ', true), 1);

  577. 					this.assertEqual(MDUtils.countIndents('foo', true), 0);

  578. 					this.assertEqual(MDUtils.countIndents(' foo', true), 0);

  579. 					this.assertEqual(MDUtils.countIndents('  foo', true), 0);

  580. 					this.assertEqual(MDUtils.countIndents('   foo', true), 0);

  581. 					this.assertEqual(MDUtils.countIndents('    foo', true), 1);

  582. 					this.assertEqual(MDUtils.countIndents('     foo', true), 1);

  583. 					this.assertEqual(MDUtils.countIndents('\tfoo', true), 1);

  584. 					this.assertEqual(MDUtils.countIndents('\t\tfoo', true), 2);

  585. 				}

  586. 

  587. 				test_tokenizeLabel() {

  588. 					// Escapes are preserved

  589. 					this.assertEqual(MDUtils.tokenizeLabel('[foo] bar'), [ '[foo]', 'foo' ]);

  590. 					this.assertEqual(MDUtils.tokenizeLabel('[foo\\[] bar'), [ '[foo\\[]', 'foo\\[' ]);

  591. 					this.assertEqual(MDUtils.tokenizeLabel('[foo\\]] bar'), [ '[foo\\]]', 'foo\\]' ]);

  592. 					this.assertEqual(MDUtils.tokenizeLabel('[foo[]] bar'), [ '[foo[]]', 'foo[]' ]);

  593. 					this.assertEqual(MDUtils.tokenizeLabel('[foo\\(] bar'), [ '[foo\\(]', 'foo\\(' ]);

  594. 					this.assertEqual(MDUtils.tokenizeLabel('[foo\\)] bar'), [ '[foo\\)]', 'foo\\)' ]);

  595. 					this.assertEqual(MDUtils.tokenizeLabel('[foo()] bar'), [ '[foo()]', 'foo()' ]);

  596. 

  597. 					this.assertEqual(MDUtils.tokenizeLabel('foo bar'), null);

  598. 					this.assertEqual(MDUtils.tokenizeLabel('[foo\\] bar'), null);

  599. 					this.assertEqual(MDUtils.tokenizeLabel('[foo bar'), null);

  600. 					this.assertEqual(MDUtils.tokenizeLabel('[foo[] bar'), null);

  601. 				}

  602. 

  603. 				test_tokenizeURL() {

  604. 					this.assertEqual(MDUtils.tokenizeURL('(page.html) foo'), [ '(page.html)', 'page.html', null ]);

  605. 					this.assertEqual(MDUtils.tokenizeURL('(page.html "link title") foo'), [ '(page.html "link title")', 'page.html', 'link title' ]);

  606. 					this.assertEqual(MDUtils.tokenizeURL('(https://example.com/path/page.html?query=foo&bar=baz#fragment) foo'), [ '(https://example.com/path/page.html?query=foo&bar=baz#fragment)', 'https://example.com/path/page.html?query=foo&bar=baz#fragment', null ]);

  607. 

  608. 					this.assertEqual(MDUtils.tokenizeURL('page.html foo'), null);

  609. 					this.assertEqual(MDUtils.tokenizeURL('(page.html foo'), null);

  610. 					this.assertEqual(MDUtils.tokenizeURL('page.html) foo'), null);

  611. 					this.assertEqual(MDUtils.tokenizeURL('(page.html "title) foo'), null);

  612. 					this.assertEqual(MDUtils.tokenizeURL('(page .html) foo'), null);

  613. 					this.assertEqual(MDUtils.tokenizeURL('(user@example.com) foo'), null);

  614. 					this.assertEqual(MDUtils.tokenizeURL('(user@example.com "title") foo'), null);

  615. 				}

  616. 

  617. 				test_tokenizeEmail() {

  618. 					this.assertEqual(MDUtils.tokenizeEmail('(user@example.com)'), [ '(user@example.com)', 'user@example.com', null ]);

  619. 					this.assertEqual(MDUtils.tokenizeEmail('(user@example.com "link title")'), [ '(user@example.com "link title")', 'user@example.com', 'link title' ]);

  620. 

  621. 					this.assertEqual(MDUtils.tokenizeEmail('(https://example.com) foo'), null);

  622. 					this.assertEqual(MDUtils.tokenizeEmail('(https://example.com "link title") foo'), null);

  623. 					this.assertEqual(MDUtils.tokenizeEmail('(user@example.com "link title) foo'), null);

  624. 					this.assertEqual(MDUtils.tokenizeEmail('(user@example.com foo'), null);

  625. 					this.assertEqual(MDUtils.tokenizeEmail('user@example.com) foo'), null);

  626. 				}

  627. 			}

  628. 

  629. 			class InlineTests extends BaseTest {

  630. 				/** @type {Markdown} */

  631. 				parser;

  632. 				md(markdown) {

  633. 					return normalizeWhitespace(this.parser.toHTML(markdown));

  634. 				}

  635. 			

  636. 				setUp() {

  637. 					this.parser = Markdown.completeParser;

  638. 				}

  639. 

  640. 				test_simpleText() {

  641. 					let markdown = 'Lorem ipsum';

  642. 					let expected = 'Lorem ipsum';

  643. 					let actual = this.md(markdown);

  644. 					this.assertEqual(actual, expected);

  645. 				}

  646. 

  647. 				test_strong() {

  648. 					let markdown = 'Lorem **ipsum** dolor **sit**';

  649. 					let expected = 'Lorem <strong>ipsum</strong> dolor <strong>sit</strong>';

  650. 					let actual = this.md(markdown);

  651. 					this.assertEqual(actual, expected);

  652. 				}

  653. 

  654. 				test_emphasis() {

  655. 					let markdown = 'Lorem _ipsum_ dolor _sit_';

  656. 					let expected = 'Lorem <em>ipsum</em> dolor <em>sit</em>';

  657. 					let actual = this.md(markdown);

  658. 					this.assertEqual(actual, expected);

  659. 				}

  660. 

  661. 				test_strongEmphasis_cleanNesting1() {

  662. 					let markdown = 'Lorem **ipsum *dolor* sit** amet';

  663. 					let expected = 'Lorem <strong>ipsum <em>dolor</em> sit</strong> amet';

  664. 					let actual = this.md(markdown);

  665. 					this.assertEqual(actual, expected);

  666. 				}

  667. 

  668. 				test_strongEmphasis_cleanNesting2() {

  669. 					let markdown = 'Lorem *ipsum **dolor** sit* amet';

  670. 					let expected = 'Lorem <em>ipsum <strong>dolor</strong> sit</em> amet';

  671. 					let actual = this.md(markdown);

  672. 					this.assertEqual(actual, expected);

  673. 				}

  674. 

  675. 				test_strongEmphasis_tightNesting() {

  676. 					let markdown = 'Lorem ***ipsum*** dolor';

  677. 					let expected1 = 'Lorem <strong><em>ipsum</em></strong> dolor';

  678. 					let expected2 = 'Lorem <em><strong>ipsum</strong></em> dolor';

  679. 					let actual = this.md(markdown);

  680. 					this.assertTrue(actual == expected1 || actual == expected2);

  681. 				}

  682. 

  683. 				test_strongEmphasis_lopsidedNesting1() {

  684. 					let markdown = 'Lorem ***ipsum* dolor** sit';

  685. 					let expected = 'Lorem <strong><em>ipsum</em> dolor</strong> sit';

  686. 					let actual = this.md(markdown);

  687. 					this.assertEqual(actual, expected);

  688. 				}

  689. 

  690. 				test_strongEmphasis_lopsidedNesting2() {

  691. 					let markdown = 'Lorem ***ipsum** dolor* sit';

  692. 					let expected = 'Lorem <em><strong>ipsum</strong> dolor</em> sit';

  693. 					let actual = this.md(markdown);

  694. 					this.assertEqual(actual, expected);

  695. 				}

  696. 

  697. 				test_strongEmphasis_lopsidedNesting3() {

  698. 					let markdown = 'Lorem **ipsum *dolor*** sit';

  699. 					let expected = 'Lorem <strong>ipsum <em>dolor</em></strong> sit';

  700. 					let actual = this.md(markdown);

  701. 					this.assertEqual(actual, expected);

  702. 				}

  703. 

  704. 				test_strongEmphasis_lopsidedNesting4() {

  705. 					let markdown = 'Lorem *ipsum **dolor*** sit';

  706. 					let expected = 'Lorem <em>ipsum <strong>dolor</strong></em> sit';

  707. 					let actual = this.md(markdown);

  708. 					this.assertEqual(actual, expected);

  709. 				}

  710. 

  711. 				test_inlineCode() {

  712. 					let markdown = 'Lorem `ipsum` dolor';

  713. 					let expected = 'Lorem <code>ipsum</code> dolor';

  714. 					let actual = this.md(markdown);

  715. 					this.assertEqual(actual, expected);

  716. 				}

  717. 

  718. 				test_inlineCode_withInnerBacktick() {

  719. 					let markdown = 'Lorem ``ip`su`m`` dolor';

  720. 					let expected = 'Lorem <code>ip`su`m</code> dolor';

  721. 					let actual = this.md(markdown);

  722. 					this.assertEqual(actual, expected);

  723. 				}

  724. 

  725. 				test_strikethrough_single() {

  726. 					let markdown = 'Lorem ~ipsum~ dolor';

  727. 					let expected = 'Lorem <strike>ipsum</strike> dolor';

  728. 					let actual = this.md(markdown);

  729. 					this.assertEqual(actual, expected);

  730. 				}

  731. 

  732. 				test_strikethrough_double() {

  733. 					let markdown = 'Lorem ~~ipsum~~ dolor';

  734. 					let expected = 'Lorem <strike>ipsum</strike> dolor';

  735. 					let actual = this.md(markdown);

  736. 					this.assertEqual(actual, expected);

  737. 				}

  738. 

  739. 				test_link_fullyQualified() {

  740. 					let markdown = 'Lorem [ipsum](https://example.com/path/page.html) dolor';

  741. 					let expected = 'Lorem <a href="https://example.com/path/page.html">ipsum</a> dolor';

  742. 					let actual = this.md(markdown);

  743. 					this.assertEqual(actual, expected);

  744. 				}

  745. 

  746. 				test_link_relative() {

  747. 					let markdown = 'Lorem [ipsum](page.html) dolor';

  748. 					let expected = 'Lorem <a href="page.html">ipsum</a> dolor';

  749. 					let actual = this.md(markdown);

  750. 					this.assertEqual(actual, expected);

  751. 				}

  752. 

  753. 				test_link_title() {

  754. 					let markdown = 'Lorem [ipsum](page.html "link title") dolor';

  755. 					let expected = 'Lorem <a href="page.html" title="link title">ipsum</a> dolor';

  756. 					let actual = this.md(markdown);

  757. 					this.assertEqual(actual, expected);

  758. 				}

  759. 

  760. 				test_link_literal() {

  761. 					let markdown = 'Lorem <https://example.com> dolor';

  762. 					let expected = 'Lorem <a href="https://example.com">https://example.com</a> dolor';

  763. 					let actual = this.md(markdown);

  764. 					this.assertEqual(actual, expected);

  765. 				}

  766. 

  767. 				test_link_ref() {

  768. 					let markdown = "Lorem [ipsum][ref] dolor\n\n[ref]: https://example.com";

  769. 					let expected = '<p>Lorem <a href="https://example.com">ipsum</a> dolor</p>';

  770. 					let actual = this.md(markdown);

  771. 					this.assertEqual(actual, expected);

  772. 				}

  773. 

  774. 				test_link_email() {

  775. 					let markdown = 'Lorem [ipsum](user@example.com) dolor';

  776. 					let expected = 'Lorem <a href="mailto:&#117;&#115;&#101;&#114;&#64;&#101;&#120;&#97;&#109;&#112;&#108;&#101;&#46;&#99;&#111;&#109;">ipsum</a> dolor';

  777. 					let actual = this.md(markdown);

  778. 					this.assertEqual(actual, expected);

  779. 				}

  780. 

  781. 				test_link_email_withTitle() {

  782. 					let markdown = 'Lorem [ipsum](user@example.com "title") dolor';

  783. 					let expected = 'Lorem <a href="mailto:&#117;&#115;&#101;&#114;&#64;&#101;&#120;&#97;&#109;&#112;&#108;&#101;&#46;&#99;&#111;&#109;" title="title">ipsum</a> dolor';

  784. 					let actual = this.md(markdown);

  785. 					this.assertEqual(actual, expected);

  786. 				}

  787. 

  788. 				test_link_literalEmail() {

  789. 					let markdown = 'Lorem <user@example.com> dolor';

  790. 					let expected = 'Lorem <a href="mailto:&#117;&#115;&#101;&#114;&#64;&#101;&#120;&#97;&#109;&#112;&#108;&#101;&#46;&#99;&#111;&#109;">&#117;&#115;&#101;&#114;&#64;&#101;&#120;&#97;&#109;&#112;&#108;&#101;&#46;&#99;&#111;&#109;</a> dolor';

  791. 					let actual = this.md(markdown);

  792. 					this.assertEqual(actual, expected);

  793. 				}

  794. 

  795. 				test_link_image() {

  796. 					let markdown = 'Lorem [![alt](image.jpg)](page.html) ipsum';

  797. 					let expected = 'Lorem <a href="page.html"><img src="image.jpg" alt="alt"></a> ipsum';

  798. 					let actual = this.md(markdown);

  799. 					this.assertEqual(actual, expected);

  800. 				}

  801. 

  802. 				test_link_image_complex() {

  803. 					let markdown = 'Lorem [![alt] (image.jpg "image title")] (page.html "link title") ipsum';

  804. 					let expected = 'Lorem <a href="page.html" title="link title"><img src="image.jpg" alt="alt" title="image title"></a> ipsum';

  805. 					let actual = this.md(markdown);

  806. 					this.assertEqual(actual, expected);

  807. 				}

  808. 

  809. 				test_image() {

  810. 					let markdown = 'Lorem ![alt text](image.jpg) dolor';

  811. 					let expected = 'Lorem <img src="image.jpg" alt="alt text"> dolor';

  812. 					let actual = this.md(markdown);

  813. 					this.assertEqual(actual, expected);

  814. 				}

  815. 

  816. 				test_image_noAlt() {

  817. 					let markdown = 'Lorem ![](image.jpg) dolor';

  818. 					let expected = 'Lorem <img src="image.jpg"> dolor';

  819. 					let actual = this.md(markdown);

  820. 					this.assertEqual(actual, expected);

  821. 				}

  822. 

  823. 				test_image_withTitle() {

  824. 					let markdown = 'Lorem ![alt text](image.jpg "image title") dolor';

  825. 					let expected = 'Lorem <img src="image.jpg" alt="alt text" title="image title"> dolor';

  826. 					let actual = this.md(markdown);

  827. 					this.assertEqual(actual, expected);

  828. 				}

  829. 

  830. 				test_image_ref() {

  831. 					let markdown = 'Lorem ![alt text][ref] dolor\n\n' +

  832. 						'[ref]: image.jpg "image title"';

  833. 					let expected = '<p>Lorem <img src="image.jpg" alt="alt text" title="image title"> dolor</p>';

  834. 					let actual = this.md(markdown);

  835. 					this.assertEqual(actual, expected);

  836. 				}

  837. 

  838. 				test_htmlTags() {

  839. 					let markdown = 'Lorem <strong title="value" foo=\'with " quote\' bar="with \' apostrophe" attr=unquoted checked>ipsum</strong> dolor';

  840. 					let expected = markdown;

  841. 					let actual = this.md(markdown);

  842. 					this.assertEqual(actual, expected);

  843. 				}

  844. 			}

  845. 

  846. 			class BlockTests extends BaseTest {

  847. 				/** @type {Markdown} */

  848. 				parser;

  849. 				md(markdown) {

  850. 					return normalizeWhitespace(this.parser.toHTML(markdown));

  851. 				}

  852. 			

  853. 				setUp() {

  854. 					this.parser = Markdown.completeParser;

  855. 				}

  856. 

  857. 				test_paragraphs() {

  858. 					let markdown = "Lorem ipsum\n\nDolor sit amet";

  859. 					let expected = "<p>Lorem ipsum</p> <p>Dolor sit amet</p>";

  860. 					let actual = this.md(markdown);

  861. 					this.assertEqual(actual, expected);

  862. 				}

  863. 

  864. 				test_paragraph_lineGrouping() {

  865. 					let markdown = "Lorem ipsum\ndolor sit amet";

  866. 					let expected = "Lorem ipsum dolor sit amet";

  867. 					let actual = this.md(markdown);

  868. 					this.assertEqual(actual, expected);

  869. 				}

  870. 

  871. 				test_header_underlineH1() {

  872. 					let markdown = "Header 1\n===\n\nLorem ipsum";

  873. 					let expected = "<h1>Header 1</h1> <p>Lorem ipsum</p>";

  874. 					let actual = this.md(markdown);

  875. 					this.assertEqual(actual, expected);

  876. 				}

  877. 

  878. 				test_header_underlineH2() {

  879. 					let markdown = "Header 2\n---\n\nLorem ipsum";

  880. 					let expected = "<h2>Header 2</h2> <p>Lorem ipsum</p>";

  881. 					let actual = this.md(markdown);

  882. 					this.assertEqual(actual, expected);

  883. 				}

  884. 

  885. 				test_header_hash() {

  886. 					let markdown = "# Header 1\n## Header 2\n### Header 3\n#### Header 4\n##### Header 5\n###### Header 6\n";

  887. 					let expected = '<h1>Header 1</h1> <h2>Header 2</h2> <h3>Header 3</h3> <h4>Header 4</h4> <h5>Header 5</h5> <h6>Header 6</h6>';

  888. 					let actual = this.md(markdown);

  889. 					this.assertEqual(actual, expected);

  890. 				}

  891. 

  892. 				test_header_hash_trailing() {

  893. 					let markdown = "# Header 1 #\n## Header 2 ##\n### Header 3 ######";

  894. 					let expected = '<h1>Header 1</h1> <h2>Header 2</h2> <h3>Header 3</h3>';

  895. 					let actual = this.md(markdown);

  896. 					this.assertEqual(actual, expected);

  897. 				}

  898. 

  899. 				test_unorderedList() {

  900. 					let markdown = "* Lorem\n* Ipsum\n* Dolor";

  901. 					let expected = '<ul> <li>Lorem</li> <li>Ipsum</li> <li>Dolor</li> </ul>';

  902. 					let actual = this.md(markdown);

  903. 					this.assertEqual(actual, expected);

  904. 				}

  905. 

  906. 				test_unorderedList_nested() {

  907. 					let markdown = "* Lorem\n + Ipsum\n* Dolor";

  908. 					let expected = '<ul> <li>Lorem <ul> <li>Ipsum</li> </ul></li> <li>Dolor</li> </ul>';

  909. 					let actual = this.md(markdown);

  910. 					this.assertEqual(actual, expected);

  911. 				}

  912. 

  913. 				test_unorderedList_hitch() {

  914. 					// This incomplete bulleted list locked up the browser at one

  915. 					// point, not forever but a REALLY long time

  916. 					this.profile(1.0, () => {

  917. 						let markdown = "Testing\n\n* ";

  918. 						let expected = '<p>Testing</p> <ul> <li></li> </ul>';

  919. 						let actual = this.md(markdown);

  920. 						this.assertEqual(actual, expected);

  921. 					});

  922. 				}

  923. 

  924. 				test_orderedList() {

  925. 					let markdown = "1. Lorem\n1. Ipsum\n5. Dolor";

  926. 					let expected = '<ol> <li>Lorem</li> <li>Ipsum</li> <li>Dolor</li> </ol>';

  927. 					let actual = this.md(markdown);

  928. 					this.assertEqual(actual, expected);

  929. 				}

  930. 

  931. 				test_orderedList_numbering() {

  932. 					let markdown = "4. Lorem\n1. Ipsum\n9. Dolor";

  933. 					let expected = '<ol start="4"> <li>Lorem</li> <li>Ipsum</li> <li>Dolor</li> </ol>';

  934. 					let actual = this.md(markdown);

  935. 					this.assertEqual(actual, expected);

  936. 				}

  937. 

  938. 				test_orderedList_nested1() {

  939. 					let markdown = "1. Lorem\n 1. Ipsum\n1. Dolor";

  940. 					let expected = '<ol> <li>Lorem <ol> <li>Ipsum</li> </ol></li> <li>Dolor</li> </ol>';

  941. 					let actual = this.md(markdown);

  942. 					this.assertEqual(actual, expected);

  943. 				}

  944. 

  945. 				test_orderedList_nested2() {

  946. 					let markdown = "1. Lorem\n 1. Ipsum\n      1. Dolor\n 1. Sit\n1. Amet";

  947. 					let expected = '<ol> <li>Lorem <ol> <li>Ipsum <ol> <li>Dolor</li> </ol></li> <li>Sit</li> </ol></li> <li>Amet</li> </ol>';

  948. 					let actual = this.md(markdown);

  949. 					this.assertEqual(actual, expected);

  950. 				}

  951. 

  952. 				test_blockquote() {

  953. 					let markdown = '> Lorem ipsum dolor';

  954. 					let expected = '<blockquote> Lorem ipsum dolor </blockquote>';

  955. 					let actual = this.md(markdown);

  956. 					this.assertEqual(actual, expected);

  957. 				}

  958. 

  959. 				test_blockquote_paragraphs() {

  960. 					let markdown = '> Lorem ipsum dolor\n>\n>Sit amet';

  961. 					let expected = '<blockquote> <p>Lorem ipsum dolor</p> <p>Sit amet</p> </blockquote>';

  962. 					let actual = this.md(markdown);

  963. 					this.assertEqual(actual, expected);

  964. 				}

  965. 

  966. 				test_blockquote_list() {

  967. 					let markdown = '> 1. Lorem\n> 2. Ipsum';

  968. 					let expected = '<blockquote> <ol> <li>Lorem</li> <li>Ipsum</li> </ol> </blockquote>';

  969. 					let actual = this.md(markdown);

  970. 					this.assertEqual(actual, expected);

  971. 				}

  972. 

  973. 				test_codeBlock_indented() {

  974. 					let markdown = "Code\n\n    function foo() {\n        return 'bar';\n    }\n\nend";

  975. 					let expected = "<p>Code</p>\n\n<pre><code>function foo() {\n    return 'bar';\n}</code></pre>\n<p>end</p>\n";

  976. 					let actual = this.parser.toHTML(markdown); // don't normalize whitespace

  977. 					this.assertEqual(actual.replace(/ /g, '⎵'), expected.replace(/ /g, '⎵'));

  978. 				}

  979. 

  980. 				test_codeBlock_fenced() {

  981. 					let markdown = "Code\n\n```\nfunction foo() {\n    return 'bar';\n}\n```\n\nend";

  982. 					let expected = "<p>Code</p>\n\n<pre><code>function foo() {\n    return 'bar';\n}</code></pre>\n<p>end</p>\n";

  983. 					let actual = this.parser.toHTML(markdown); // don't normalize whitespace

  984. 					this.assertEqual(actual.replace(/ /g, '⎵'), expected.replace(/ /g, '⎵'));

  985. 				}

  986. 

  987. 				test_horizontalRule() {

  988. 					let markdown = "Before\n\n---\n\n- - -\n\n***\n\n* * * * * * *\n\nafter";

  989. 					let expected = "<p>Before</p> <hr> <hr> <hr> <hr> <p>after</p>";

  990. 					let actual = this.md(markdown);

  991. 					this.assertEqual(actual, expected);

  992. 				}

  993. 

  994. 				test_table_unfenced() {

  995. 					let markdown = "Column A | Column B | Column C\n--- | --- | ---\n1 | 2 | 3\n4 | 5 | 6";

  996. 					let expected = "<table> <thead> <tr> <th>Column A</th> <th>Column B</th> <th>Column C</th> </tr> </thead> <tbody> <tr> <td>1</td> <td>2</td> <td>3</td> </tr> <tr> <td>4</td> <td>5</td> <td>6</td> </tr> </tbody> </table>";

  997. 					let actual = this.md(markdown);

  998. 					this.assertEqual(actual, expected);

  999. 				}

  1000. 

  1001. 				test_table_fenced() {

  1002. 					let markdown = "| Column A | Column B | Column C |\n| --- | --- | --- |\n| 1 | 2 | 3\n4 | 5 | 6 |";

  1003. 					let expected = "<table> <thead> <tr> <th>Column A</th> <th>Column B</th> <th>Column C</th> </tr> </thead> <tbody> <tr> <td>1</td> <td>2</td> <td>3</td> </tr> <tr> <td>4</td> <td>5</td> <td>6</td> </tr> </tbody> </table>";

  1004. 					let actual = this.md(markdown);

  1005. 					this.assertEqual(actual, expected);

  1006. 				}

  1007. 

  1008. 				test_table_alignment() {

  1009. 					let markdown = 'Column A | Column B | Column C\n' +

  1010. 						':--- | :---: | ---:\n' +

  1011. 						'1 | 2 | 3\n' +

  1012. 						'4 | 5 | 6';

  1013. 					let expected = '<table> ' +

  1014. 						'<thead> ' +

  1015. 						'<tr> ' +

  1016. 						'<th align="left">Column A</th> ' +

  1017. 						'<th align="center">Column B</th> ' +

  1018. 						'<th align="right">Column C</th> ' +

  1019. 						'</tr> ' +

  1020. 						'</thead> ' +

  1021. 						'<tbody> ' +

  1022. 						'<tr> ' +

  1023. 						'<td align="left">1</td> ' +

  1024. 						'<td align="center">2</td> ' +

  1025. 						'<td align="right">3</td> ' +

  1026. 						'</tr> ' +

  1027. 						'<tr> ' +

  1028. 						'<td align="left">4</td> ' +

  1029. 						'<td align="center">5</td> ' +

  1030. 						'<td align="right">6</td> ' +

  1031. 						'</tr> ' +

  1032. 						'</tbody> ' +

  1033. 						'</table>';

  1034. 					let actual = this.md(markdown);

  1035. 					this.assertEqual(actual, expected);

  1036. 				}

  1037. 

  1038. 				test_table_holes() {

  1039. 					let markdown = 'Column A||Column C\n' +

  1040. 						'---|---|---\n' +

  1041. 						'|1|2||\n' +

  1042. 						'|4||6|\n' +

  1043. 						'||8|9|';

  1044. 					let expected = '<table> ' +

  1045. 						'<thead> ' +

  1046. 						'<tr> ' +

  1047. 						'<th>Column A</th> ' +

  1048. 						'<th></th> ' +

  1049. 						'<th>Column C</th> ' +

  1050. 						'</tr> ' +

  1051. 						'</thead> ' +

  1052. 						'<tbody> ' +

  1053. 						'<tr> ' +

  1054. 						'<td>1</td> ' +

  1055. 						'<td>2</td> ' +

  1056. 						'<td></td> ' +

  1057. 						'</tr> ' +

  1058. 						'<tr> ' +

  1059. 						'<td>4</td> ' +

  1060. 						'<td></td> ' +

  1061. 						'<td>6</td> ' +

  1062. 						'</tr> ' +

  1063. 						'<tr> ' +

  1064. 						'<td></td> ' +

  1065. 						'<td>8</td> ' +

  1066. 						'<td>9</td> ' +

  1067. 						'</tr> ' +

  1068. 						'</tbody> ' +

  1069. 						'</table>';

  1070. 					let actual = this.md(markdown);

  1071. 					this.assertEqual(actual, expected);

  1072. 				}

  1073. 

  1074. 				test_definitionList() {

  1075. 					let markdown = 'term\n' +

  1076. 						': definition\n' +

  1077. 						'another' +

  1078. 						' term\n' +

  1079. 						': def 1\n' +

  1080. 						' broken on next line\n' +

  1081. 						': def 2';

  1082. 					let expected = '<dl> ' +

  1083. 						'<dt>term</dt> ' +

  1084. 						'<dd>definition</dd> ' +

  1085. 						'<dt>another term</dt> ' +

  1086. 						'<dd>def 1 broken on next line</dd> ' +

  1087. 						'<dd>def 2</dd> ' +

  1088. 						'</dl>';

  1089. 					let actual = this.md(markdown);

  1090. 					this.assertEqual(actual, expected);

  1091. 				}

  1092. 

  1093. 				test_footnotes() {

  1094. 					let markdown = 'Lorem ipsum[^1] dolor[^2] sit[^1] amet\n\n[^1]: A footnote\n[^2]: Another footnote';

  1095. 					let expected = '<p>Lorem ipsum<sup id="footnoteref_1"><a href="#footnote_1">1</a></sup> ' +

  1096. 						'dolor<sup id="footnoteref_2"><a href="#footnote_2">2</a></sup> ' +

  1097. 						'sit<sup id="footnoteref_3"><a href="#footnote_1">1</a></sup> amet</p> ' +

  1098. 						'<div class="footnotes">' +

  1099. 						'<hr/>' +

  1100. 						'<ol>' +

  1101. 						'<li value="1" id="footnote_1">A footnote <a href="#footnoteref_1" class="footnote-backref">↩︎</a> <a href="#footnoteref_3" class="footnote-backref">↩︎</a></li> ' +

  1102. 						'<li value="2" id="footnote_2">Another footnote <a href="#footnoteref_2" class="footnote-backref">↩︎</a></li> ' +

  1103. 						'</ol>' +

  1104. 						'</div>';

  1105. 					let actual = this.md(markdown);

  1106. 					this.assertEqual(actual, expected);

  1107. 				}

  1108. 

  1109. 				test_abbreviations() {

  1110. 					let markdown = 'Lorem ipsum HTML dolor HTML sit\n' +

  1111. 						'\n' +

  1112. 						'*[HTML]: Hypertext Markup Language';

  1113. 					let expected = '<p>Lorem ipsum <abbr title="Hypertext Markup Language">HTML</abbr> dolor <abbr title="Hypertext Markup Language">HTML</abbr> sit</p>';

  1114. 					let actual = this.md(markdown);

  1115. 					this.assertEqual(actual, expected);

  1116. 				}

  1117. 			}

  1118. 

  1119. 			class CellValueTests extends BaseTest {

  1120. 				test_fromCellString_blank() {

  1121. 					var value;

  1122. 					value = CellValue.fromCellString('');

  1123. 					this.assertEqual(value.type, CellValue.TYPE_BLANK);

  1124. 					this.assertEqual(value.formattedValue, '');

  1125. 					this.assertEqual(value.value, null);

  1126. 					value = CellValue.fromCellString(' ');

  1127. 					this.assertEqual(value.type, CellValue.TYPE_BLANK);

  1128. 					this.assertEqual(value.formattedValue, '');

  1129. 					this.assertEqual(value.value, null);

  1130. 				}

  1131. 

  1132. 				test_fromCellString_number() {

  1133. 					var value;

  1134. 					value = CellValue.fromCellString('123');

  1135. 					this.assertEqual(value.type, CellValue.TYPE_NUMBER);

  1136. 					this.assertEqual(value.formattedValue, '123');

  1137. 					this.assertEqual(value.value, 123);

  1138. 					this.assertEqual(value.decimals, 0);

  1139. 					value = CellValue.fromCellString('-0');

  1140. 					this.assertEqual(value.type, CellValue.TYPE_NUMBER);

  1141. 					this.assertEqual(value.formattedValue, '-0');

  1142. 					this.assertEqual(value.value, 0);

  1143. 					this.assertEqual(value.decimals, 0);

  1144. 					value = CellValue.fromCellString('1,234');

  1145. 					this.assertEqual(value.type, CellValue.TYPE_NUMBER);

  1146. 					this.assertEqual(value.formattedValue, '1,234');

  1147. 					this.assertEqual(value.value, 1234);

  1148. 					this.assertEqual(value.decimals, 0);

  1149. 					value = CellValue.fromCellString('-1,234,567.89');

  1150. 					this.assertEqual(value.type, CellValue.TYPE_NUMBER);

  1151. 					this.assertEqual(value.formattedValue, '-1,234,567.89');

  1152. 					this.assertEqual(value.value, -1234567.89);

  1153. 					this.assertEqual(value.decimals, 2);

  1154. 				}

  1155. 

  1156. 				test_fromCellString_percent() {

  1157. 					var value;

  1158. 					value = CellValue.fromCellString('123%');

  1159. 					this.assertEqual(value.type, CellValue.TYPE_PERCENT);

  1160. 					this.assertEqual(value.formattedValue, '123%');

  1161. 					this.assertEqual(value.value, 1.23, 0.0001);

  1162. 					this.assertEqual(value.decimals, 0);

  1163. 					value = CellValue.fromCellString('-12.3%');

  1164. 					this.assertEqual(value.type, CellValue.TYPE_PERCENT);

  1165. 					this.assertEqual(value.formattedValue, '-12.3%');

  1166. 					this.assertEqual(value.value, -0.123, 0.0001);

  1167. 					this.assertEqual(value.decimals, 1);

  1168. 				}

  1169. 

  1170. 				test_fromCellString_currency() {

  1171. 					var value;

  1172. 					value = CellValue.fromCellString('$123');

  1173. 					this.assertEqual(value.type, CellValue.TYPE_CURRENCY);

  1174. 					this.assertEqual(value.formattedValue, '$123');

  1175. 					this.assertEqual(value.value, 123);

  1176. 					this.assertEqual(value.decimals, 0);

  1177. 					value = CellValue.fromCellString('-$12.34');

  1178. 					this.assertEqual(value.type, CellValue.TYPE_CURRENCY);

  1179. 					this.assertEqual(value.formattedValue, '-$12.34');

  1180. 					this.assertEqual(value.value, -12.34, 0.0001);

  1181. 					this.assertEqual(value.decimals, 2);

  1182. 				}

  1183. 

  1184. 				test_fromCellString_boolean() {

  1185. 					var value;

  1186. 					value = CellValue.fromCellString('true');

  1187. 					this.assertEqual(value.type, CellValue.TYPE_BOOLEAN);

  1188. 					this.assertEqual(value.formattedValue, 'TRUE');

  1189. 					this.assertEqual(value.value, true);

  1190. 					value = CellValue.fromCellString('false');

  1191. 					this.assertEqual(value.type, CellValue.TYPE_BOOLEAN);

  1192. 					this.assertEqual(value.formattedValue, 'FALSE');

  1193. 					this.assertEqual(value.value, false);

  1194. 				}

  1195. 

  1196. 				test_fromCellString_string() {

  1197. 					var value;

  1198. 					value = CellValue.fromCellString('some text');

  1199. 					this.assertEqual(value.type, CellValue.TYPE_STRING);

  1200. 					this.assertEqual(value.formattedValue, 'some text');

  1201. 					this.assertEqual(value.value, 'some text');

  1202. 					value = CellValue.fromCellString("'123");

  1203. 					this.assertEqual(value.type, CellValue.TYPE_STRING);

  1204. 					this.assertEqual(value.formattedValue, '123');

  1205. 					this.assertEqual(value.value, '123');

  1206. 				}

  1207. 

  1208. 				test_fromCellString_formula() {

  1209. 					var value;

  1210. 					value = CellValue.fromCellString('=A*B');

  1211. 					this.assertEqual(value.type, CellValue.TYPE_FORMULA);

  1212. 					this.assertEqual(value.formattedValue, '=A*B');

  1213. 					this.assertEqual(value.value, '=A*B');

  1214. 					value = CellValue.fromCellString('=MAX(A, 3)');

  1215. 					this.assertEqual(value.type, CellValue.TYPE_FORMULA);

  1216. 					this.assertEqual(value.formattedValue, '=MAX(A, 3)');

  1217. 					this.assertEqual(value.value, '=MAX(A, 3)');

  1218. 				}

  1219. 

  1220. 				test_fromValue_null() {

  1221. 					var value;

  1222. 					value = CellValue.fromValue(null);

  1223. 					this.assertEqual(value.type, CellValue.TYPE_BLANK);

  1224. 				}

  1225. 

  1226. 				test_fromValue_number() {

  1227. 					var value;

  1228. 					value = CellValue.fromValue(123);

  1229. 					this.assertEqual(value.type, CellValue.TYPE_NUMBER);

  1230. 					this.assertEqual(value.formattedValue, '123');

  1231. 					value = CellValue.fromValue(3.141592);

  1232. 					this.assertEqual(value.type, CellValue.TYPE_NUMBER);

  1233. 					this.assertEqual(value.formattedValue, '3.141592');

  1234. 					value = CellValue.fromValue(123456789);

  1235. 					this.assertEqual(value.type, CellValue.TYPE_NUMBER);

  1236. 					this.assertEqual(value.formattedValue, '123,456,789');

  1237. 				}

  1238. 

  1239. 				test_fromValue_boolean() {

  1240. 					var value;

  1241. 					value = CellValue.fromValue(true);

  1242. 					this.assertEqual(value.type, CellValue.TYPE_BOOLEAN);

  1243. 					this.assertEqual(value.formattedValue, 'TRUE');

  1244. 					value = CellValue.fromValue(false);

  1245. 					this.assertEqual(value.type, CellValue.TYPE_BOOLEAN);

  1246. 					this.assertEqual(value.formattedValue, 'FALSE');

  1247. 				}

  1248. 

  1249. 				test_fromValue_string() {

  1250. 					var value;

  1251. 					value = CellValue.fromValue('foo');

  1252. 					this.assertEqual(value.type, CellValue.TYPE_STRING);

  1253. 					this.assertEqual(value.formattedValue, 'foo');

  1254. 					value = CellValue.fromValue('123');

  1255. 					this.assertEqual(value.type, CellValue.TYPE_STRING);

  1256. 					this.assertEqual(value.formattedValue, '123');

  1257. 				}

  1258. 

  1259. 				test_fromValue_formula() {

  1260. 					var value;

  1261. 					value = CellValue.fromValue('=A*B');

  1262. 					this.assertEqual(value.type, CellValue.TYPE_FORMULA);

  1263. 					this.assertEqual(value.formattedValue, '=A*B');

  1264. 				}

  1265. 

  1266. 				test_operation_add() {

  1267. 					var a, b, result, expected;

  1268. 					a = CellValue.fromValue(3);

  1269. 					b = CellValue.fromValue(4);

  1270. 					result = a.add(b)

  1271. 					expected = new CellValue('7', 7, CellValue.TYPE_NUMBER, 0);

  1272. 					this.assertEqual(result, expected);

  1273. 

  1274. 					a = CellValue.fromCellString('100%');

  1275. 					b = CellValue.fromCellString('50%');

  1276. 					result = a.add(b);

  1277. 					expected = new CellValue('150%', 1.5, CellValue.TYPE_PERCENT, 0);

  1278. 					this.assertEqual(result, expected);

  1279. 

  1280. 					a = CellValue.fromCellString('$123');

  1281. 					b = CellValue.fromCellString('$321');

  1282. 					result = a.add(b);

  1283. 					expected = new CellValue('$444.00', 444, CellValue.TYPE_CURRENCY, 2);

  1284. 					this.assertEqual(result, expected);

  1285. 				}

  1286. 

  1287. 				test_operation_subtract() {

  1288. 					var a, b, result, expected;

  1289. 					a = CellValue.fromValue(9);

  1290. 					b = CellValue.fromValue(4);

  1291. 					result = a.subtract(b)

  1292. 					expected = new CellValue('5', 5, CellValue.TYPE_NUMBER, 0);

  1293. 					this.assertEqual(result, expected);

  1294. 

  1295. 					a = CellValue.fromCellString('100%');

  1296. 					b = CellValue.fromCellString('50%');

  1297. 					result = a.subtract(b);

  1298. 					expected = new CellValue('50%', 0.5, CellValue.TYPE_PERCENT, 0);

  1299. 					this.assertEqual(result, expected);

  1300. 

  1301. 					a = CellValue.fromCellString('$321');

  1302. 					b = CellValue.fromCellString('$123');

  1303. 					result = a.subtract(b);

  1304. 					expected = new CellValue('$198.00', 198, CellValue.TYPE_CURRENCY, 2);

  1305. 					this.assertEqual(result, expected);

  1306. 				}

  1307. 

  1308. 				test_operation_multiply() {

  1309. 					var a, b, result, expected;

  1310. 					a = CellValue.fromValue(3);

  1311. 					b = CellValue.fromValue(4);

  1312. 					result = a.multiply(b)

  1313. 					expected = new CellValue('12', 12, CellValue.TYPE_NUMBER, 0);

  1314. 					this.assertEqual(result, expected);

  1315. 

  1316. 					a = CellValue.fromCellString('150%');

  1317. 					b = CellValue.fromCellString('50%');

  1318. 					result = a.multiply(b);

  1319. 					expected = new CellValue('75%', 0.75, CellValue.TYPE_PERCENT, 0);

  1320. 					this.assertEqual(result, expected);

  1321. 

  1322. 					a = CellValue.fromCellString('$321');

  1323. 					b = CellValue.fromCellString('50%');

  1324. 					result = a.multiply(b);

  1325. 					expected = new CellValue('$160.50', 160.50, CellValue.TYPE_CURRENCY, 2);

  1326. 					this.assertEqual(result, expected);

  1327. 				}

  1328. 

  1329. 				test_operation_divide() {

  1330. 					var a, b, result, expected;

  1331. 					a = CellValue.fromValue(12);

  1332. 					b = CellValue.fromValue(4);

  1333. 					result = a.divide(b)

  1334. 					expected = new CellValue('3', 3, CellValue.TYPE_NUMBER, 0);

  1335. 					this.assertEqual(result, expected);

  1336. 

  1337. 					a = CellValue.fromCellString('150%');

  1338. 					b = CellValue.fromCellString('50%');

  1339. 					result = a.divide(b);

  1340. 					expected = new CellValue('300%', 3.0, CellValue.TYPE_PERCENT, 0);

  1341. 					this.assertEqual(result, expected);

  1342. 

  1343. 					a = CellValue.fromCellString('$321');

  1344. 					b = CellValue.fromCellString('200%');

  1345. 					result = a.divide(b);

  1346. 					expected = new CellValue('$160.50', 160.50, CellValue.TYPE_CURRENCY, 2);

  1347. 					this.assertEqual(result, expected);

  1348. 				}

  1349. 

  1350. 				test_operation_modulo() {

  1351. 					var a, b, result, expected;

  1352. 					a = CellValue.fromValue(7);

  1353. 					b = CellValue.fromValue(4);

  1354. 					result = a.modulo(b)

  1355. 					expected = new CellValue('3', 3, CellValue.TYPE_NUMBER, 0);

  1356. 					this.assertEqual(result, expected);

  1357. 

  1358. 					a = CellValue.fromCellString('175%');

  1359. 					b = CellValue.fromCellString('50%');

  1360. 					result = a.modulo(b);

  1361. 					expected = new CellValue('25%', 0.25, CellValue.TYPE_PERCENT, 0);

  1362. 					this.assertEqual(result, expected);

  1363. 

  1364. 					a = CellValue.fromCellString('$327');

  1365. 					b = CellValue.fromCellString('$20');

  1366. 					result = a.modulo(b);

  1367. 					expected = new CellValue('$7.00', 7.00, CellValue.TYPE_CURRENCY, 2);

  1368. 					this.assertEqual(result, expected);

  1369. 				}

  1370. 

  1371. 				test_operation_unaryNot() {

  1372. 					this.assertEqual(CellValue.fromValue(true).not(), CellValue.fromValue(false));

  1373. 					this.assertEqual(CellValue.fromValue(false).not(), CellValue.fromValue(true));

  1374. 				}

  1375. 

  1376. 				test_operation_comparators() {

  1377. 					const a = CellValue.fromValue(3);

  1378. 					const b = CellValue.fromValue(4);

  1379. 					const t = CellValue.fromValue(true);

  1380. 					const f = CellValue.fromValue(false);

  1381. 

  1382. 					this.assertEqual(a.lt(b), t);

  1383. 					this.assertEqual(a.lte(b), t);

  1384. 					this.assertEqual(a.gt(b), f);

  1385. 					this.assertEqual(a.gte(b), f);

  1386. 					this.assertEqual(a.eq(b), f);

  1387. 					this.assertEqual(a.neq(b), t);

  1388. 

  1389. 					this.assertEqual(b.lt(a), f);

  1390. 					this.assertEqual(b.lte(a), f);

  1391. 					this.assertEqual(b.gt(a), t);

  1392. 					this.assertEqual(b.gte(a), t);

  1393. 					this.assertEqual(b.eq(a), f);

  1394. 					this.assertEqual(b.neq(a), t);

  1395. 

  1396. 					this.assertEqual(a.lt(a), f);

  1397. 					this.assertEqual(a.lte(a), t);

  1398. 					this.assertEqual(a.gt(a), f);

  1399. 					this.assertEqual(a.gte(a), t);

  1400. 					this.assertEqual(a.eq(a), t);

  1401. 					this.assertEqual(a.neq(a), f);

  1402. 				}

  1403. 

  1404. 				test_operation_concatenate() {

  1405. 					const a = CellValue.fromValue('abc');

  1406. 					const b = CellValue.fromValue('xyz');

  1407. 					const result = a.concatenate(b);

  1408. 					const expected = CellValue.fromValue('abcxyz');

  1409. 					this.assertEqual(result, expected);

  1410. 				}

  1411. 			}

  1412. 

  1413. 			class CellAddressRangeTests extends BaseTest {

  1414. 				test_iterator() {

  1415. 					const grid = new SpreadsheetGrid(3, 4);

  1416. 					let range = new CellAddressRange(new CellAddress(0, 0), new CellAddress(2, 3));

  1417. 					var visited = [];

  1418. 					var sanity = 100;

  1419. 					for (const address of range.cellsIn(grid)) {

  1420. 						visited.push(address.name);

  1421. 						if (sanity-- < 0) break;

  1422. 					}

  1423. 					const result = visited.join(',');

  1424. 					const expected = 'A1,A2,A3,A4,B1,B2,B3,B4,C1,C2,C3,C4';

  1425. 					this.assertEqual(result, expected);

  1426. 				}

  1427. 

  1428. 				test_iterator_column() {

  1429. 					const grid = new SpreadsheetGrid(3, 4);

  1430. 					let range = new CellAddressRange(new CellAddress(1, -1), new CellAddress(2, -1));

  1431. 					var visited = [];

  1432. 					var sanity = 100;

  1433. 					for (const address of range.cellsIn(grid)) {

  1434. 						visited.push(address.name);

  1435. 						if (sanity-- < 0) break;

  1436. 					}

  1437. 					const result = visited.join(',');

  1438. 					const expected = 'B1,B2,B3,B4,C1,C2,C3,C4';

  1439. 					this.assertEqual(result, expected);

  1440. 				}

  1441. 

  1442. 				test_iterator_beyondBounds() {

  1443. 					const grid = new SpreadsheetGrid(3, 4);

  1444. 					let range = new CellAddressRange(new CellAddress(0, 1), new CellAddress(9, 9));

  1445. 					var visited = [];

  1446. 					var sanity = 100;

  1447. 					for (const address of range.cellsIn(grid)) {

  1448. 						visited.push(address.name);

  1449. 						if (sanity-- < 0) break;

  1450. 					}

  1451. 					const result = visited.join(',');

  1452. 					const expected = 'A2,A3,A4,B2,B3,B4,C2,C3,C4';

  1453. 					this.assertEqual(result, expected);

  1454. 				}

  1455. 

  1456. 				test_iterator_outOfBounds() {

  1457. 					const grid = new SpreadsheetGrid(3, 4);

  1458. 					let range = new CellAddressRange(new CellAddress(5, 0), new CellAddress(5, 9));

  1459. 					var visited = [];

  1460. 					var sanity = 100;

  1461. 					for (const address of range.cellsIn(grid)) {

  1462. 						visited.push(address.name);

  1463. 						if (sanity-- < 0) break;

  1464. 					}

  1465. 					const result = visited.join(',');

  1466. 					const expected = '';

  1467. 					this.assertEqual(result, expected);

  1468. 				}

  1469. 			}

  1470. 

  1471. 			class ExpressionSetTests extends BaseTest {

  1472. 				test_simpleMath() {

  1473. 					const grid = new SpreadsheetGrid(1, 1);

  1474. 					grid.cells[0][0].originalValue = CellValue.fromCellString('=7*3');

  1475. 					const expressionSet = new CellExpressionSet(grid);

  1476. 					expressionSet.calculateCells();

  1477. 					const expected = CellValue.fromValue(21);

  1478. 					this.assertEqual(grid.cells[0][0].outputValue, expected);

  1479. 				}

  1480. 

  1481. 				test_reference() {

  1482. 					const grid = new SpreadsheetGrid(3, 1);

  1483. 					grid.cells[0][0].originalValue = CellValue.fromValue(123);

  1484. 					grid.cells[1][0].originalValue = CellValue.fromValue(3);

  1485. 					grid.cells[2][0].originalValue = CellValue.fromCellString('=A1*B1');

  1486. 					const expressionSet = new CellExpressionSet(grid);

  1487. 					expressionSet.calculateCells();

  1488. 					const expected = CellValue.fromValue(369);

  1489. 					this.assertEqual(grid.cells[2][0].outputValue, expected);

  1490. 				}

  1491. 

  1492. 				test_infixPriority() {

  1493. 					const grid = new SpreadsheetGrid(1, 1);

  1494. 					grid.cells[0][0].originalValue = CellValue.fromCellString('=4*9/3+7-4');

  1495. 					const expressionSet = new CellExpressionSet(grid);

  1496. 					expressionSet.calculateCells();

  1497. 					const expected = CellValue.fromValue(15);

  1498. 					this.assertEqual(grid.cells[0][0].outputValue, expected);

  1499. 				}

  1500. 

  1501. 				test_filledFormula() {

  1502. 					const grid = new SpreadsheetGrid(3, 3);

  1503. 					grid.cells[0][0].originalValue = CellValue.fromValue(4);

  1504. 					grid.cells[1][0].originalValue = CellValue.fromValue(5);

  1505. 					grid.cells[2][0].originalValue = CellValue.fromCellString('=A1*B1 FILL');

  1506. 					grid.cells[0][1].originalValue = CellValue.fromValue(6);

  1507. 					grid.cells[1][1].originalValue = CellValue.fromValue(7);

  1508. 					grid.cells[0][2].originalValue = CellValue.fromValue(8);

  1509. 					grid.cells[1][2].originalValue = CellValue.fromValue(9);

  1510. 					const expressionSet = new CellExpressionSet(grid);

  1511. 					expressionSet.calculateCells();

  1512. 					this.assertEqual(grid.cells[2][0].outputValue, CellValue.fromValue(20));

  1513. 					this.assertEqual(grid.cells[2][1].outputValue, CellValue.fromValue(42));

  1514. 					this.assertEqual(grid.cells[2][2].outputValue, CellValue.fromValue(72));

  1515. 				}

  1516. 

  1517. 				test_dependencies() {

  1518. 					const grid = new SpreadsheetGrid(2, 4);

  1519. 					grid.cells[0][0].originalValue = CellValue.fromValue(1);

  1520. 					grid.cells[1][0].originalValue = CellValue.fromCellString('=A1+B2');

  1521. 					grid.cells[0][1].originalValue = CellValue.fromValue(2);

  1522. 					grid.cells[1][1].originalValue = CellValue.fromCellString('=A2+B3');

  1523. 					grid.cells[0][2].originalValue = CellValue.fromValue(3);

  1524. 					grid.cells[1][2].originalValue = CellValue.fromCellString('=A3+B4');

  1525. 					grid.cells[0][3].originalValue = CellValue.fromValue(4);

  1526. 					grid.cells[1][3].originalValue = CellValue.fromCellString('=A4');

  1527. 					const expressionSet = new CellExpressionSet(grid);

  1528. 					expressionSet.calculateCells();

  1529. 					this.assertEqual(grid.cells[1][0].outputValue, CellValue.fromValue(10));

  1530. 					this.assertEqual(grid.cells[1][1].outputValue, CellValue.fromValue(9));

  1531. 					this.assertEqual(grid.cells[1][2].outputValue, CellValue.fromValue(7));

  1532. 					this.assertEqual(grid.cells[1][3].outputValue, CellValue.fromValue(4));

  1533. 				}

  1534. 

  1535. 				_test_simple_formula(formula, expected) {

  1536. 					const grid = new SpreadsheetGrid(1, 1);

  1537. 					grid.cells[0][0].originalValue = CellValue.fromCellString(formula);

  1538. 					const expressionSet = new CellExpressionSet(grid);

  1539. 					expressionSet.calculateCells();

  1540. 					const result = grid.cells[0][0].outputValue;

  1541. 					const exp = (expected instanceof CellValue) ? expected : CellValue.fromValue(expected);

  1542. 					this.assertEqual(result.type, exp.type);

  1543. 					this.assertEqual(result.decimals, exp.decimals);

  1544. 					this.assertEqual(result.formattedValue, exp.formattedValue);

  1545. 					this.assertEqual(result.value, exp.value);

  1546. 				}

  1547. 

  1548. 				test_func_abs() {

  1549. 					this._test_simple_formula('=ABS(-3)', 3);

  1550. 					this._test_simple_formula('=ABS(4)', 4);

  1551. 				}

  1552. 

  1553. 				test_func_and() {

  1554. 					this._test_simple_formula('=AND(FALSE, FALSE)', false);

  1555. 					this._test_simple_formula('=AND(FALSE, TRUE)', false);

  1556. 					this._test_simple_formula('=AND(TRUE, FALSE)', false);

  1557. 					this._test_simple_formula('=AND(TRUE, TRUE)', true);

  1558. 				}

  1559. 

  1560. 				test_func_average() {

  1561. 					this._test_simple_formula('=AVERAGE(4, 6, 2, 4)', 4);

  1562. 				}

  1563. 

  1564. 				test_func_ceiling() {

  1565. 					this._test_simple_formula('=CEILING(3.1)', 4);

  1566. 					this._test_simple_formula('=CEILING(3)', 3);

  1567. 					this._test_simple_formula('=CEILING(-3.1)', -3);

  1568. 				}

  1569. 

  1570. 				test_func_exp() {

  1571. 					this._test_simple_formula('=EXP(1)', 2.718281828459045);

  1572. 				}

  1573. 

  1574. 				test_func_floor() {

  1575. 					this._test_simple_formula('=FLOOR(3.1)', 3);

  1576. 					this._test_simple_formula('=FLOOR(3)', 3);

  1577. 					this._test_simple_formula('=FLOOR(-3.1)', -4);

  1578. 				}

  1579. 

  1580. 				test_func_if() {

  1581. 					this._test_simple_formula('=IF(FALSE, 4, 6)', 6);

  1582. 					this._test_simple_formula('=IF(TRUE, 4, 6)', 4);

  1583. 				}

  1584. 

  1585. 				test_func_ifs() {

  1586. 					this._test_simple_formula('=IFS(TRUE, 1, FALSE, 2, FALSE, 3, FALSE, 4, 5)', 1);

  1587. 					this._test_simple_formula('=IFS(FALSE, 1, TRUE, 2, FALSE, 3, FALSE, 4, 5)', 2);

  1588. 					this._test_simple_formula('=IFS(FALSE, 1, FALSE, 2, TRUE, 3, FALSE, 4, 5)', 3);

  1589. 					this._test_simple_formula('=IFS(FALSE, 1, FALSE, 2, FALSE, 3, TRUE, 4, 5)', 4);

  1590. 					this._test_simple_formula('=IFS(FALSE, 1, FALSE, 2, FALSE, 3, FALSE, 4, 5)', 5);

  1591. 				}

  1592. 

  1593. 				test_func_ln() {

  1594. 					this._test_simple_formula('=LN(2.718281828459045)', 1);

  1595. 				}

  1596. 

  1597. 				test_func_log() {

  1598. 					this._test_simple_formula('=LOG(1000, 10)', 3);

  1599. 				}

  1600. 

  1601. 				test_func_lower() {

  1602. 					this._test_simple_formula('=LOWER("MiXeD")', 'mixed');

  1603. 				}

  1604. 

  1605. 				test_func_max() {

  1606. 					this._test_simple_formula('=MAX(4, 8, 5, 2)', 8);

  1607. 				}

  1608. 

  1609. 				test_func_min() {

  1610. 					this._test_simple_formula('=MIN(4, 8, 5, 2)', 2);

  1611. 				}

  1612. 

  1613. 				test_func_mod() {

  1614. 					this._test_simple_formula('=MOD(37, 4)', 1);

  1615. 				}

  1616. 

  1617. 				test_func_not() {

  1618. 					this._test_simple_formula('=NOT(TRUE)', false);

  1619. 					this._test_simple_formula('=NOT(FALSE)', true);

  1620. 				}

  1621. 

  1622. 				test_func_or() {

  1623. 					this._test_simple_formula('=OR(FALSE, FALSE)', false);

  1624. 					this._test_simple_formula('=OR(FALSE, TRUE)', true);

  1625. 					this._test_simple_formula('=OR(TRUE, FALSE)', true);

  1626. 					this._test_simple_formula('=OR(TRUE, TRUE)', true);

  1627. 					this._test_simple_formula('=OR(FALSE, FALSE, FALSE, TRUE)', true);

  1628. 				}

  1629. 

  1630. 				test_func_power() {

  1631. 					this._test_simple_formula('=POWER(2, 3)', 8);

  1632. 				}

  1633. 

  1634. 				test_func_round() {

  1635. 					this._test_simple_formula('=ROUND(3.1)', 3);

  1636. 					this._test_simple_formula('=ROUND(3.5)', 4);

  1637. 					this._test_simple_formula('=ROUND(4)', 4);

  1638. 					this._test_simple_formula('=ROUND(-3.1)', -3);

  1639. 					this._test_simple_formula('=ROUND(-3.5)', -3);

  1640. 					this._test_simple_formula('=ROUND(-3.9)', -4);

  1641. 				}

  1642. 

  1643. 				test_func_sqrt() {

  1644. 					this._test_simple_formula('=SQRT(16)', 4);

  1645. 				}

  1646. 

  1647. 				test_func_substitute() {

  1648. 					this._test_simple_formula('=SUBSTITUTE("cat sat on the mat", "at", "ot")', 'cot sot on the mot');

  1649. 				}

  1650. 

  1651. 				test_func_sum() {

  1652. 					this._test_simple_formula('=SUM(1, 2, 3, 4, 5)', 15);

  1653. 				}

  1654. 

  1655. 				test_func_upper() {

  1656. 					this._test_simple_formula('=UPPER("mIxEd")', 'MIXED');

  1657. 				}

  1658. 

  1659. 				test_func_xor() {

  1660. 					this._test_simple_formula('=XOR(FALSE, FALSE)', false);

  1661. 					this._test_simple_formula('=XOR(FALSE, TRUE)', true);

  1662. 					this._test_simple_formula('=XOR(TRUE, FALSE)', true);

  1663. 					this._test_simple_formula('=XOR(TRUE, TRUE)', false);

  1664. 					this._test_simple_formula('=XOR(FALSE, FALSE, TRUE)', true);

  1665. 					this._test_simple_formula('=XOR(TRUE, FALSE, TRUE)', false);

  1666. 				}

  1667. 

  1668. 				test_format() {

  1669. 					this._test_simple_formula('=2.718281828459045 ; number 3', new CellValue('2.718', 2.718281828459045, 'number', 3));

  1670. 					this._test_simple_formula('=2.718281828459045 ; percent 2', new CellValue('271.83%', 2.718281828459045, 'percent', 2));

  1671. 					this._test_simple_formula('=2.718281828459045 ; currency 2', new CellValue('$2.72', 2.718281828459045, 'currency', 2));

  1672. 				}

  1673. 			}

  1674. 		</script>

  1675. 	</head>

  1676. 	<body>

  1677. 		<div id="results"></div>

  1678. 	</body>

  1679. </html>