This is a test to make sure SessionStorage mutations fire StorageEvents
Storage event fired:
Key - FOO
New Value - BAR
Old Value - null
Event has a URI
Event has a source DOMWindow

Storage event fired:
Key - FU
New Value - BAR
Old Value - null
Event has a URI
Event has a source DOMWindow

Storage event fired:
Key - FOO
New Value - null
Old Value - BAR
Event has a URI
Event has a source DOMWindow

Storage event fired:
Key - FU
New Value - null
Old Value - BAR
Event has a URI
Event has a source DOMWindow


