var tape = require("tape"); var contains = require("../../../lib/util/contains.js"); tape("test contains function", function(t) { var tempDoc = document.implementation.createHTMLDocument(); tempDoc.body.innerHTML = "

"; var selectors = ["div"]; var el = tempDoc.body.querySelector("#el"); t.equal( contains(tempDoc, selectors, el), true, "contains() returns true when a selector contains the element" ); selectors = ["span"]; t.equal( contains(tempDoc, selectors, el), false, "contains() returns false when the selectors do not contain the element" ); t.end(); });