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+<!DOCTYPE html>
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+<html>
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+ <head>
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+ <meta charset="utf-8">
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+ <title>Markdown Unit Tests</title>
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+ <link rel="icon" href="data:;base64,iVBORw0KGgo=">
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+ <style type="text/css">
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+ :root {
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+ font-family: sans-serif;
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+ }
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+ .testcase {
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+ border: 1px solid black;
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+ padding: 0.5em 1em;
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+ margin-bottom: 1em;
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+ max-width: 70em;
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+ }
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+ .testcasename {
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+ font-size: 115%;
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+ font-weight: bold;
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+ }
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+ .testcasestatus {
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+ font-weight: bold;
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+ }
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+ .result-untested {
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+ color: #888;
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+ }
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+ .result-testing {
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+ color: black;
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+ }
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+ .result-passed {
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+ color: #090;
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+ }
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+ .result-failed {
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+ color: #a00;
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+ }
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+ .result-errored {
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+ color: #a80;
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+ }
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+ </style>
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+ <script src="js/markdown.js"></script>
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+ <script>
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+ // TODO: Either run tests on a worker or at least on a setTimeout so
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+ // UI can update and not block the thread for the whole duration.
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+ function onLoad() {
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+ let testClasses = [
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+ MarkdownTest,
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+ ];
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+ var tests = [];
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+ for (const testClass of testClasses) {
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+ const instance = new testClass();
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+ if (!(instance instanceof BaseTest)) {
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+ console.error(`${testClass.name} does not extend BaseTest`);
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+ continue;
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+ }
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+ const testCases = TestCaseRun.findTestCases(instance);
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+ tests.push(...testCases);
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+ var classHTML = '<div class="testclass">';
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+ classHTML += `<div class="testclassname">${testClass.name}</div>`;
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+ for (const testCase of testCases) {
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+ classHTML += testCase.toHTML();
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+ }
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+ classHTML += '</div>';
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+ document.getElementById('results').innerHTML += classHTML;
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+ }
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+ var testInterval = setInterval(function() {
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+ if (tests.length == 0) {
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+ clearInterval(testInterval);
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+ testInterval = null;
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+ return;
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+ }
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+ let testCase = tests[0];
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+ if (testCase.result == ResultType.testing) {
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+ tests.splice(0, 1);
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+ testCase.updateHTML();
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+ testCase.run();
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+ testCase.updateHTML();
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+ } else {
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+ testCase.result = ResultType.testing;
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+ testCase.updateHTML();
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+ }
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+ }, 1);
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+ }
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+
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+ /**
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+ * @param {String} text
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+ * @returns {String}
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+ */
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+ function escapeHTML(text) {
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+ return text.replace(/&/g, '&').replace(/</g, '<').replace(/>/g, '>');
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+ }
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+
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+ class ResultType {
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+ static untested = new ResultType('untested');
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+ static testing = new ResultType('testing');
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+ static passed = new ResultType('passed');
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+ static failed = new ResultType('failed');
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+ static errored = new ResultType('errored');
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+
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+ #name;
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+
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+ constructor(name) {
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+ this.#name = name;
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+ }
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+
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+ toString() {
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+ return `${this.constructor.name}.${this.#name}`;
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+ }
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+ }
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+
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+ class FailureError extends Error {
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+ constructor(message=null) {
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+ super(message);
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+ }
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+ }
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+
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+ class BaseTest {
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+ setUp() {}
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+ tearDown() {}
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+ /** @var {TestCaseRun|null} */
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+ currentRunner = null;
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+ fail(failMessage=null) {
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+ throw new FailureError(failMessage || 'failed');
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+ }
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+ assertTrue(test, failMessage=null) {
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+ if (!test) this.fail(failMessage || `expected true, got ${test}`);
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+ }
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+ assertFalse(test, failMessage=null) {
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+ if (test) this.fail(failMessage || `expected false, got ${test}`);
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+ }
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+ assertEqual(a, b, failMessage=null) {
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+ if (a != b) this.fail(failMessage || `equality failed: ${a} != ${b}`);
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+ }
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+ expectError(e=true) {
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+ if (this.currentRunner) this.currentRunner.expectedError = e;
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+ }
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+ /**
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+ * @param {number} maxTime maximum time in seconds
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+ * @param {function} timedCode code to run and time
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+ */
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+ profile(maxTime, timedCode) {
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+ const startTime = performance.now();
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+ const result = timedCode();
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+ const endTime = performance.now();
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+ const seconds = (endTime - startTime) / 1000.0;
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+ if (seconds > maxTime) {
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+ this.fail(`Expected <= ${maxTime}s execution time, actual ${seconds}s.`);
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+ }
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+ return result;
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+ }
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+ }
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+
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+ class TestCaseRun {
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+ static #nextUniqueId = 1;
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+ /** @var {BaseTest} */
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+ #objectUnderTest;
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+ /** @var {method} */
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+ #method;
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+ uniqueId = 0;
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+ /** @var {ResultType} */
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+ result = ResultType.untested;
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+ /** @var {String|null} */
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+ message = null;
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+ expectedError = null;
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+ /** @var {String} */
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+ get className() { return this.#objectUnderTest.constructor.name; }
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+ /** @var {String} */
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+ get methodName() { return this.#method.name; }
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+ /**
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+ * @param {BaseTest} objectUnderTest
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+ * @param {method} method
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+ */
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+ constructor(objectUnderTest, method) {
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+ this.#objectUnderTest = objectUnderTest;
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+ this.#method = method;
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+ this.uniqueId = TestCaseRun.#nextUniqueId++;
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+ }
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+ run() {
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+ try {
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+ this.expectedError = null;
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+ this.#objectUnderTest.currentRunner = this;
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+ this.#objectUnderTest.setUp();
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+ this.#method.bind(this.#objectUnderTest)();
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+ this.result = ResultType.passed;
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+ this.message = null;
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+ } catch (e) {
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+ if (e instanceof FailureError) {
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+ this.result = ResultType.failed;
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+ this.message = e.message;
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+ } else if (this.#isExpectedError(e)) {
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+ this.result = ResultType.passed;
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+ this.message = null;
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+ } else {
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+ this.result = ResultType.errored;
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+ this.message = e.message;
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+ }
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+ } finally {
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+ this.expectedError = null;
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+ try {
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+ this.#objectUnderTest.tearDown();
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+ this.#objectUnderTest.currentRunner = null;
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+ } catch (e0) {
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+ console.error(`Failed to run ${this.className}.tearDown() - ${e0.message}`);
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+ this.result = ResultType.errored;
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+ this.message = e0.message;
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+ }
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+ }
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+ }
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+ #isExpectedError(e) {
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+ if (this.expectedError === null) return false;
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+ if (this.expectedError === true) return true;
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+ // TODO: Have a way to specify details about what kind of error is expected. Maybe a prototype instance and/or a testing lambda.
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+ return false;
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+ }
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+ toHTML() {
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+ var html = `<div class="testcase" id="testcase${this.uniqueId}">`;
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+ html += `<div class="testcasename"><span class="testcaseclass">${this.className}</span>.<span class="testcasemethod">${this.methodName}</span></div>`;
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+ switch (this.result) {
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+ case ResultType.untested:
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+ html += '<div class="testcasestatus result-untested">Waiting to test</div>';
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+ break;
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+ case ResultType.testing:
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+ html += '<div class="testcasestatus result-tesitng">Testing...</div>';
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+ break;
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+ case ResultType.passed:
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+ html += '<div class="testcasestatus result-passed">Passed</div>';
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+ break;
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+ case ResultType.failed:
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+ html += '<div class="testcasestatus result-failed">Failed</div>';
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+ html += `<div class="testcasemessage">${escapeHTML(this.message)}</div>`;
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+ break;
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+ case ResultType.errored:
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+ html += '<div class="testcasestatus result-errored">Errored</div>';
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+ html += `<div class="testcasemessage">${escapeHTML(this.message)}</div>`;
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+ break;
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+ }
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+ html += `</div>`;
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+ return html;
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+ }
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+ updateHTML() {
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+ let existing = document.getElementById(`testcase${this.uniqueId}`);
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+ if (existing) {
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+ existing.outerHTML = this.toHTML();
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+ } else {
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+ document.getElementById('results').innerHTML += this.toHTML();
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+ }
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+ }
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+
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+ /**
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+ * @param {object} instance
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+ * @returns {TestCaseRun[]}
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+ */
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+ static findTestCases(instance) {
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+ if (!(instance instanceof BaseTest)) return [];
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+ var members = [];
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+ var obj = instance;
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+ do {
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+ members.push(...Object.getOwnPropertyNames(obj));
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+ } while (obj = Object.getPrototypeOf(obj));
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+ return members.sort().filter((e, i, arr) => {
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+ if (e != arr[i + 1] && typeof instance[e] == 'function' && e.startsWith('test')) return true;
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+ }).map((name) => {
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+ return new TestCaseRun(instance, instance[name]);
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+ });
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+ }
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+ }
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+
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+ class MarkdownTest extends BaseTest {
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+ test_simpleSingleParagraph() {
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+ let markdown = 'Lorem ipsum';
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+ let expected = '<p>Lorem ipsum</p>';
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+ let actual = Markdown.toHTML(markdown).trim();
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+ this.assertEqual(actual, expected);
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+ }
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+
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+ test_strong() {
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+ let markdown = 'Lorem **ipsum** dolor **sit**';
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+ let expected = '<p>Lorem <strong>ipsum</strong> dolor <strong>sit</strong></p>';
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+ let actual = Markdown.toHTML(markdown).trim();
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+ this.assertEqual(actual, expected);
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+ }
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+
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+ test_emphasis() {
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+ let markdown = 'Lorem _ipsum_ dolor _sit_';
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+ let expected = '<p>Lorem <em>ipsum</em> dolor <em>sit</em></p>';
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+ let actual = Markdown.toHTML(markdown).trim();
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+ this.assertEqual(actual, expected);
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+ }
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+
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+ test_strongEmphasis_easy() {
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+ let markdown = 'Lorem **ipsum *dolor* sit** amet';
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+ let expected = '<p>Lorem <strong>ipsum <em>dolor</em> sit</strong> amet</p>';
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+ let actual = Markdown.toHTML(markdown).trim();
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+ this.assertEqual(actual, expected);
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+ }
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+
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+ test_strongEmphasis_medium() {
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+ let markdown = 'Lorem ***ipsum*** dolor';
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+ let expected1 = '<p>Lorem <strong><em>ipsum</em></strong> dolor</p>';
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+ let expected2 = '<p>Lorem <em><strong>ipsum</strong></em> dolor</p>';
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+ let actual = Markdown.toHTML(markdown).trim();
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+ this.assertTrue(actual == expected1 || actual == expected2);
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+ }
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+
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+ test_strongEmphasis_hard1() {
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+ let markdown = 'Lorem ***ipsum* dolor** sit';
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+ let expected = '<p>Lorem <strong><em>ipsum</em> dolor</strong> sit</p>';
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+ let actual = Markdown.toHTML(markdown).trim();
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+ this.assertEqual(actual, expected);
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+ }
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+
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+ test_strongEmphasis_hard2() {
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+ let markdown = 'Lorem ***ipsum** dolor* sit';
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+ let expected = '<p>Lorem <em><strong>ipsum</strong> dolor</em> sit</p>';
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+ let actual = Markdown.toHTML(markdown).trim();
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+ this.assertEqual(actual, expected);
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+ }
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+
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318
|
+ test_inlineCode() {
|
|
|
319
|
+ let markdown = 'Lorem `ipsum` dolor';
|
|
|
320
|
+ let expected = '<p>Lorem <code>ipsum</code> dolor</p>';
|
|
|
321
|
+ let actual = Markdown.toHTML(markdown).trim();
|
|
|
322
|
+ this.assertEqual(actual, expected);
|
|
|
323
|
+ }
|
|
|
324
|
+
|
|
|
325
|
+ test_inlineCode_withInnerBacktick() {
|
|
|
326
|
+ let markdown = 'Lorem ``ip`su`m`` dolor';
|
|
|
327
|
+ let expected = '<p>Lorem <code>ip`su`m</code> dolor</p>';
|
|
|
328
|
+ let actual = Markdown.toHTML(markdown).trim();
|
|
|
329
|
+ this.assertEqual(actual, expected);
|
|
|
330
|
+ }
|
|
|
331
|
+ }
|
|
|
332
|
+
|
|
|
333
|
+ document.addEventListener('DOMContentLoaded', onLoad);
|
|
|
334
|
+ </script>
|
|
|
335
|
+ </head>
|
|
|
336
|
+ <body>
|
|
|
337
|
+ <div id="results"></div>
|
|
|
338
|
+ </body>
|
|
|
339
|
+</html>
|
