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test: add test coverage for web_src/js/utils.js (#4235)

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[Added tests for methods]
---------------------------------
- isDarkTheme
- getCurrentLocale
- parseDom
- serializeXml
- sleep
- toAbsoluteUrl

[Pending tests for methods]
---------------------------------
- convertImage
- blobToDataURI

Co-authored-by: Vikas Choudhary <vikaschoudharycs097@gmail.com>
Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/4235
Reviewed-by: Earl Warren <earl-warren@noreply.codeberg.org>
Reviewed-by: Michael Kriese <michael.kriese@gmx.de>
Co-authored-by: vikaschoudhary <vikaschoudhary@noreply.codeberg.org>
Co-committed-by: vikaschoudhary <vikaschoudhary@noreply.codeberg.org>
This commit is contained in:
vikaschoudhary 2024-06-27 15:46:46 +00:00 committed by Earl Warren
parent 8afdafebf9
commit 2121a29f89
1 changed files with 81 additions and 2 deletions
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83
web_src/js/utils.test.js
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@ -2,8 +2,18 @@ import {
basename, extname, isObject, stripTags, parseIssueHref,
parseUrl, translateMonth, translateDay, blobToDataURI,
toAbsoluteUrl, encodeURLEncodedBase64, decodeURLEncodedBase64,
isDarkTheme, getCurrentLocale, parseDom, serializeXml, sleep,
} from './utils.js';
afterEach(() => {
// Reset head and body sections of the document
document.documentElement.innerHTML = '<head></head><body></body>';
// Remove 'lang' and 'style' attributes of html tag
document.documentElement.removeAttribute('lang');
document.documentElement.removeAttribute('style');
});
test('basename', () => {
expect(basename('/path/to/file.js')).toEqual('file.js');
expect(basename('/path/to/file')).toEqual('file');
@ -22,6 +32,31 @@ test('isObject', () => {
expect(isObject([])).toBeFalsy();
});
test('should return true if dark theme is enabled', () => {
// When --is-dark-theme var is defined with value true
document.documentElement.style.setProperty('--is-dark-theme', 'true');
expect(isDarkTheme()).toBeTruthy();
// when --is-dark-theme var is defined with value TRUE
document.documentElement.style.setProperty('--is-dark-theme', 'TRUE');
expect(isDarkTheme()).toBeTruthy();
});
test('should return false if dark theme is disabled', () => {
// when --is-dark-theme var is defined with value false
document.documentElement.style.setProperty('--is-dark-theme', 'false');
expect(isDarkTheme()).toBeFalsy();
// when --is-dark-theme var is defined with value FALSE
document.documentElement.style.setProperty('--is-dark-theme', 'FALSE');
expect(isDarkTheme()).toBeFalsy();
});
test('should return false if dark theme is not defined', () => {
// when --is-dark-theme var is not exist
expect(isDarkTheme()).toBeFalsy();
});
test('stripTags', () => {
expect(stripTags('<a>test</a>')).toEqual('test');
});
@ -56,6 +91,15 @@ test('parseUrl', () => {
expect(parseUrl('https://localhost/path?search#hash').hash).toEqual('#hash');
});
test('getCurrentLocale', () => {
// HTML document without explicit lang
expect(getCurrentLocale()).toEqual('');
// HTML document with explicit lang
document.documentElement.setAttribute('lang', 'en-US');
expect(getCurrentLocale()).toEqual('en-US');
});
test('translateMonth', () => {
const originalLang = document.documentElement.lang;
document.documentElement.lang = 'en-US';
@ -86,10 +130,9 @@ test('blobToDataURI', async () => {
test('toAbsoluteUrl', () => {
expect(toAbsoluteUrl('//host/dir')).toEqual('http://host/dir');
expect(toAbsoluteUrl('https://host/dir')).toEqual('https://host/dir');
expect(toAbsoluteUrl('http://host/dir')).toEqual('http://host/dir');
expect(toAbsoluteUrl('')).toEqual('http://localhost:3000');
expect(toAbsoluteUrl('/user/repo')).toEqual('http://localhost:3000/user/repo');
expect(() => toAbsoluteUrl('path')).toThrowError('unsupported');
});
@ -112,3 +155,39 @@ test('encodeURLEncodedBase64, decodeURLEncodedBase64', () => {
expect(Array.from(decodeURLEncodedBase64('YQ'))).toEqual(Array.from(uint8array('a')));
expect(Array.from(decodeURLEncodedBase64('YQ=='))).toEqual(Array.from(uint8array('a')));
});
test('parseDom', () => {
const paragraphStr = 'This is sample paragraph';
const paragraphTagStr = `<p>${paragraphStr}</p>`;
const content = parseDom(paragraphTagStr, 'text/html');
expect(content.body.innerHTML).toEqual(paragraphTagStr);
// Content should have only one paragraph
const paragraphs = content.getElementsByTagName('p');
expect(paragraphs.length).toEqual(1);
expect(paragraphs[0].textContent).toEqual(paragraphStr);
});
test('serializeXml', () => {
const textStr = 'This is a sample text';
const tagName = 'item';
const node = document.createElement(tagName);
node.textContent = textStr;
expect(serializeXml(node)).toEqual(`<${tagName}>${textStr}</${tagName}>`);
});
test('sleep', async () => {
// Test 500 ms sleep
await testSleep(500);
// Test 2000 ms sleep
await testSleep(2000);
});
async function testSleep(ms) {
const startTime = Date.now(); // Record the start time
await sleep(ms);
const endTime = Date.now(); // Record the end time
const actualSleepTime = endTime - startTime;
expect(Math.abs(actualSleepTime - ms) <= 15).toBeTruthy();
}