dom-layer/spec/node/remove-spec.js

Virtual DOM implementation.

var h = require('../helper/h');
var _ = require('../helper/util');

describe(".remove()", function() {

  var container;

  beforeEach(function() {
    container = document.createElement('div');
  });

  it("remove a text node", function() {

    var node = h('hello');
    var element = node.render();

    container.appendChild(element);
    expect(container.childNodes.length).toBe(1);

    node.remove();
    expect(container.childNodes.length).toBe(0);

  });

  it("remove a tag node", function() {

    var node = h({ tagName: 'div' });
    var element = node.render();

    container.appendChild(element);
    expect(container.childNodes.length).toBe(1);

    node.remove();
    expect(container.childNodes.length).toBe(0);

  });

  it("remove tag with null children", function() {

    var node = h({ tagName: 'div'}, [null, 'hello']);
    var element = node.render();

    container.appendChild(element);
    expect(element.childNodes.length).toBe(1);

    node.remove();
    expect(container.childNodes.length).toBe(0);

  });

});