add follow tests
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3 changed files with 35 additions and 1 deletions
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@ -105,6 +105,20 @@ export default class Follow {
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}
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static getTargetElements(doc) {
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return doc.querySelectorAll('a')
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let all = doc.querySelectorAll('a');
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let filtered = Array.prototype.filter.call(all, (e) => {
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return Follow.isVisibleElement(e);
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});
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return filtered;
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}
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static isVisibleElement(element) {
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var style = window.getComputedStyle(element);
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if (style.display === 'none') {
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return false;
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} else if (style.visibility === 'hidden') {
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return false;
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}
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return true;
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}
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}
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9
test/content/follow.html
Normal file
9
test/content/follow.html
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@ -0,0 +1,9 @@
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<!DOCTYPE html>
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<html>
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<body>
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<a href='#' >link</a>
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<a href='#' style='display:none'>invisible 1</a>
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<a href='#' style='visibility:hidden'>invisible 2</a>
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<i>not link<i>
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</body>
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</html>
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@ -11,4 +11,15 @@ describe('Follow class', () => {
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expect(Follow.codeChars([])).to.be.equal('');
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});
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});
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describe('#getTargetElements', () => {
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beforeEach(() => {
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document.body.innerHTML = __html__['test/content/follow.html'];
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});
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it('returns visible links', () => {
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let links = Follow.getTargetElements(window.document);
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expect(links).to.have.lengthOf(1);
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});
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});
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});
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