message: remove commented tests, replace w explanation
diff: @@ -42,6 +42,8 @@ module('Integration | Component | Dropdown', function (hooks) {
  // This test is important because event handlers are assigned assuming default HTML button behaviour
  // In particular this includes "free" click events generated from spacebar and enter keys and also touch events
  + // Click events from enter and space are not tested because synthetic keydown events don't generate a click event
  + // https://github.com/emberjs/ember-test-helpers/issues/1054
  test('it errors if it receives a non-button element', async function (assert) {
  let lastError: Error;
  Ember.onerror = (e: Error) => {
  @@ -82,30 +84,6 @@ module('Integration | Component | Dropdown', function (hooks) {
  assert.dom(DROPDOWN_CONTENT).doesNotExist();
  });
  - // https://github.com/emberjs/ember-test-helpers/issues/1054
  - // no click event is generated with synthetic keydown
  - // eslint-disable-next-line qunit/no-commented-tests
  - // test('it can open and close on space', async function (assert) {
  - // await focus(TRIGGER);
  - // // https://w3c.github.io/uievents/#fixed-virtual-key-codes
  - // await triggerKeyEvent(TRIGGER, 'keydown', 32);
  - // assert.dom(DROPDOWN_CONTENT).isVisible();
  - // await triggerKeyEvent(TRIGGER, 'keydown', 32);
  - // assert.dom(DROPDOWN_CONTENT).doesNotExist();
  - // });
  -
  - // https://github.com/emberjs/ember-test-helpers/issues/1054
  - // no click event is generated with synthetic keydown
  - // eslint-disable-next-line qunit/no-commented-tests
  - // test('it can open and close on enter', async function (assert) {
  - // await focus(TRIGGER);
  - // // https://w3c.github.io/uievents/#fixed-virtual-key-codes
  - // await triggerKeyEvent(TRIGGER, 'keydown', 13);
  - // assert.dom(DROPDOWN_CONTENT).isVisible();
  - // await triggerKeyEvent(TRIGGER, 'keydown', 13);
  - // assert.dom(DROPDOWN_CONTENT).doesNotExist();
  - // });
  -
  test('it assigns focus to the trigger when opened', async function (assert) {
  await click(TRIGGER);
  