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tubestation/tools/lint/eslint/eslint-plugin-mozilla/tests/avoid-removeChild.js

43 lines
1.5 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
//------------------------------------------------------------------------------
// Requirements
//------------------------------------------------------------------------------
var rule = require("../lib/rules/avoid-removeChild");
//------------------------------------------------------------------------------
// Tests
//------------------------------------------------------------------------------
function invalidCode(code, message) {
if (!message) {
message = "use element.remove() instead of " +
"element.parentNode.removeChild(element)";
}
return {code: code, errors: [{message: message, type: "CallExpression"}]};
}
exports.runTest = function(ruleTester) {
ruleTester.run("no-useless-removeEventListener", rule, {
valid: [
"elt.remove();",
"elt.parentNode.parentNode.removeChild(elt2.parentNode);",
"elt.parentNode.removeChild(elt2);",
"elt.removeChild(elt2);"
],
invalid: [
invalidCode("elt.parentNode.removeChild(elt);"),
invalidCode("elt.parentNode.parentNode.removeChild(elt.parentNode);"),
invalidCode("$(e).parentNode.removeChild($(e));"),
invalidCode("$('e').parentNode.removeChild($('e'));"),
invalidCode("elt.removeChild(elt.firstChild);",
"use element.firstChild.remove() instead of " +
"element.removeChild(element.firstChild)")
]
});
};