fails:Fixnum#fdiv performs floating-point division between self and a Fixnum
fails:Fixnum#fdiv performs floating-point division between self and a Bignum
fails:Fixnum#fdiv performs floating-point division between self and a Float
fails:Fixnum#fdiv returns NaN when the argument is NaN
fails:Fixnum#fdiv returns Infinity when the argument is 0
fails:Fixnum#fdiv returns -Infinity when the argument is 0 and self is negative
fails:Fixnum#fdiv returns Infinity when the argument is 0.0
fails:Fixnum#fdiv returns -Infinity when the argument is 0.0 and self is negative
fails:Fixnum#fdiv raises a TypeError when argument isn't numeric
fails:Fixnum#fdiv raises an ArgumentError when passed multiple arguments
fails:Fixnum#fdiv follows the coercion protocol
