open-consul/ui-v2/tests/integration/mixins/with-resizing-test.js

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import { module } from 'qunit';
import test from 'ember-sinon-qunit/test-support/test';
import { setupTest } from 'ember-qunit';
import EmberObject from '@ember/object';
import Mixin from 'consul-ui/mixins/with-resizing';
module('Integration | Mixin | with-resizing', function(hooks) {
setupTest(hooks);
test('window.addEventListener, resize and window.removeEventListener are called once each through the entire lifecycle', function(assert) {
const win = {
innerWidth: 0,
innerHeight: 0,
addEventListener: this.stub(),
removeEventListener: this.stub(),
};
const subject = EmberObject.extend(Mixin, {
win: win,
}).create();
const resize = this.stub(subject, 'resize');
subject.didInsertElement();
subject.willDestroyElement();
assert.ok(win.addEventListener.calledOnce);
assert.ok(resize.calledOnce);
assert.ok(resize.calledWith({ detail: { width: 0, height: 0 } }));
assert.ok(win.removeEventListener.calledOnce);
});
});