Differential D1524 Diff 5022 swh/web/assets/src/bundles/webapp/tests/code-highlighting.test.js

Changeset View

Standalone View

swh/web/assets/src/bundles/webapp/tests/code-highlighting.test.js

This file was added.

				/**
				* Copyright (C) 2019 The Software Heritage developers
				* See the AUTHORS file at the top-level directory of this distribution
				* License: GNU Affero General Public License version 3, or any later version
				* See top-level LICENSE file for more information
				*/

				import {setTestUrl, setTestDefaultUrl} from 'utils/test';

				const code = `#ifndef ADVICE_H
				#define ADVICE_H

				#include "git-compat-util.h"

				extern int advice_push_update_rejected;
				extern int advice_push_non_ff_current;
				extern int advice_push_non_ff_matching;
				extern int advice_push_already_exists;
				extern int advice_push_fetch_first;
				extern int advice_push_needs_force;
				extern int advice_push_unqualified_ref_name;
				extern int advice_status_hints;
				extern int advice_status_u_option;
				extern int advice_commit_before_merge;
				extern int advice_reset_quiet_warning;
				extern int advice_resolve_conflict;
				extern int advice_implicit_identity;
				extern int advice_detached_head;
				extern int advice_set_upstream_failure;
				extern int advice_object_name_warning;
				extern int advice_amworkdir;
				extern int advice_rm_hints;
				extern int advice_add_embedded_repo;
				extern int advice_ignored_hook;
				extern int advice_waiting_for_editor;
				extern int advice_graft_file_deprecated;
				extern int advice_checkout_ambiguous_remote_branch_name;

				int git_default_advice_config(const char var, const char value);
				__attribute__((format (printf, 1, 2)))
				void advise(const char *advice, ...);
				int error_resolve_conflict(const char *me);
				extern void NORETURN die_resolve_conflict(const char *me);
				void NORETURN die_conclude_merge(void);
				void detach_advice(const char *new_name);

				#endif /* ADVICE_H */`;

				const codeLines = code.split('\n');

				const html = `
				<!doctype html>
				<html>
				<head>
				<meta charset="utf-8">
				</head>
				<body>
				<div class="swh-content">
				<div class="highlightjs">
				<pre><code class="cpp">${code}</code></pre>
				</div>
				</div>
				</body>
				</html>
				`;

				describe('Code highlighting tests', function() {

				before(function() {
				this.webapp = require('bundles/webapp');
				});

				beforeEach(function() {
				document.body.innerHTML = html;
				});

				it('should highlight source code and add line numbers', function(done) {
				this.webapp.highlightCode();
				// give jsdom some time to execute asynchronous callbacks
				setTimeout(() => {
				let hljsLnNumbers = $('.hljs-ln-numbers');
				let hljsLnCode = $('.hljs-ln-code');
				assert.equal(hljsLnNumbers.length, codeLines.length);
				assert.equal(hljsLnCode.length, codeLines.length);
				done();
				}, 500);
				});

				it('should only highlight source code', function(done) {
				this.webapp.highlightCode(false);
				// give jsdom some time to execute all js callbacks
				setTimeout(() => {
				let hljs = $('.hljs');
				let hljsLnNumbers = $('.hljs-ln-numbers');
				assert.equal(hljsLnNumbers.length, 0);
				assert.equal(hljs.length, 1);
				done();
				}, 500);
				});

				it('should emphasize source code lines based on url fragment', function(done) {
				let lineStart = 3;
				let lineEnd = 7;
				setTestUrl(`https://localhost/swh/code-highlighting/#L${lineStart}-L${lineEnd}`);
				this.webapp.highlightCode();
				// give jsdom some time to execute all js callbacks
				setTimeout(() => {
				for (let i = 0; i < codeLines.length; ++i) {
				let lineNumber = i + 1;
				let line = $(`.hljs-ln-line[data-line-number="${lineNumber}"]`);
				if (lineNumber >= lineStart && lineNumber <= lineEnd) {
				assert.notEqual(line.css('background-color'), 'inherit');
				} else {
				assert.equal(line.css('background-color'), 'inherit');
				}
				}
				setTestDefaultUrl();
				done();
				}, 500);
				});

				});