PASS mySelect.options.length is 10
PASS mySelect.selectedIndex is 0
19) trying to set an element that's not an option: select element
-PASS mySelect.options[10] = mySelect; threw exception TypeError: Failed to set the '10' property on 'HTMLOptionsCollection': The element provided was not an HTMLOptionElement..
+PASS mySelect.options[10] = mySelect; threw exception TypeError: The provided value is not of type 'HTMLOptionElement'..
PASS mySelect.options.length is 10
PASS mySelect.selectedIndex is 0
20) trying to set a option element using an invalid index: negative infinity