| <!DOCTYPE html> |
| <html> |
| <body> |
| <a id="file" href="file:///path/to/file">File</a> |
| <a id="chrome" href="about:chrome">Chrome</a> |
| <a href="about:blank"><b id="blank">Click me</b></a> |
| <script> |
| |
| function testQuoteString() { |
| // Basic cases. |
| assertEquals('\"test\"', quoteString('"test"')); |
| assertEquals('\\!\\?', quoteString('!?')); |
| assertEquals('\\(\\._\\.\\) \\( \\:l \\) \\(\\.-\\.\\)', |
| quoteString('(._.) ( :l ) (.-.)')); |
| |
| // Using the output as a regex. |
| let re = new RegExp(quoteString('"hello"'), 'gim'); |
| let match = re.exec('She said "Hello" loudly'); |
| assertEquals(9, match.index); |
| |
| re = new RegExp(quoteString('Hello, .*'), 'gim'); |
| match = re.exec('Hello, world'); |
| assertEquals(null, match); |
| } |
| |
| function testFindAncestor() { |
| const option = document.createElement('option'); |
| option.value = 'success'; |
| |
| const failure = document.createTextNode('is not an option'); |
| option.appendChild(failure); |
| |
| const select = document.createElement('select'); |
| select.appendChild(option); |
| |
| const div = document.createElement('div'); |
| const root = div.attachShadow({mode: 'open'}); |
| root.appendChild(select); |
| |
| assertEquals(findAncestor(failure, n => n.nodeName === 'SELECT'), select); |
| |
| // findAncestor() only traverses shadow roots (which |div| is outside of) if |
| // |includeShadowHosts| is true. If omitted, |div| shouldn't be found. |
| assertEquals(findAncestor(failure, n => n.nodeName === 'DIV'), null); |
| assertEquals(findAncestor(failure, n => n.nodeName === 'DIV', |
| /*includeShadowHosts=*/true), div); |
| } |
| |
| </script> |
| </body> |
| </html> |
