30 lines
878 B
JavaScript
30 lines
878 B
JavaScript
var makeDom = require("../utils").makeDom;
|
|
var assert = require("assert");
|
|
|
|
describe("helpers", function() {
|
|
describe("removeSubsets", function() {
|
|
var removeSubsets = require("../..").removeSubsets;
|
|
var dom = makeDom("<div><p><span></span></p><p></p></div>")[0];
|
|
|
|
it("removes identical trees", function() {
|
|
var matches = removeSubsets([dom, dom]);
|
|
assert.equal(matches.length, 1);
|
|
});
|
|
|
|
it("Removes subsets found first", function() {
|
|
var matches = removeSubsets([dom, dom.children[0].children[0]]);
|
|
assert.equal(matches.length, 1);
|
|
});
|
|
|
|
it("Removes subsets found last", function() {
|
|
var matches = removeSubsets([dom.children[0], dom]);
|
|
assert.equal(matches.length, 1);
|
|
});
|
|
|
|
it("Does not remove unique trees", function() {
|
|
var matches = removeSubsets([dom.children[0], dom.children[1]]);
|
|
assert.equal(matches.length, 2);
|
|
});
|
|
});
|
|
});
|