Results: 1) Make sure onChange doesn't fire when clicking on an initially selected item 2) Make sure onChange fires when deselecting an initially selected item onChange fired 3) Make sure onChange fires when clicking onChange fired 4) Make sure onChange doesn't fire when clicking again on the same item 5) Make sure onChange fires when clicking on a new item onChange fired 6) Make sure onChange fires when changing the selection with the keyboard onChange fired 7) Make sure onChange doesn't fire when setting the select element's value from JS 8) Make sure onChange doesn't fire when clicking on the already selected option 9) Make sure onChange doesn't fire when setting an option's selected state from JS 10) Make sure onChange doesn't fire when clicking on this option 11) Make sure onChange fires when deselecting the last selected option with a mouse click onChange fired 12) Make sure onChange doesn't fire when adding a new selected option 13) Make sure onChange doesn't fire when clicking on it 14) Make sure onChange fires when clicking on a previously selected option onChange fired 15) Make sure onChange doesn't fire when removing a selected option 16) Make sure onChange doesn't fire when clicking on the option that remains selected 17) Make sure onChange fires when typing the name of an option onChange fired 18) Make sure onChange doesn't fire when leaving the select