Tests correct behavior of event.dataTransfer.setData with wrong number of arguments

On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".

PASS event.dataTransfer.setData() threw exception TypeError: Failed to execute 'setData' on 'DataTransfer': 2 arguments required, but only 0 present..
PASS event.dataTransfer.setData("Text") threw exception TypeError: Failed to execute 'setData' on 'DataTransfer': 2 arguments required, but only 1 present..
PASS successfullyParsed is true

TEST COMPLETE

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