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Testing Enum Int8:
(succ (0::Int8)) = 1
(succ (minBound::Int8)) = -127
(succ (maxBound::Int8)) = error "succ: applied to maxBound"
pred (1::Int8) = 0
pred (maxBound::Int8) = 126
pred (minBound::Int8) = error "pred: applied to minBound"
(map (toEnum::Int->Int8) [1, fromIntegral (minBound::Int8), fromIntegral (maxBound::Int8)]) = [1,-128,127]
(toEnum (maxBound::Int))::Int8 = -1
(map fromEnum [(1::Int8),minBound,maxBound]) = [1,-128,127]
(take 7 [(1::Int8)..]) = [1,2,3,4,5,6,7]
(take 7 [((maxBound::Int8)-5)..]) = [122,123,124,125,126,127]
(take 7 [(1::Int8),2..]) = [1,2,3,4,5,6,7]
(take 7 [(1::Int8),7..]) = [1,7,13,19,25,31,37]
(take 7 [(1::Int8),1..]) = [1,1,1,1,1,1,1]
(take 7 [(1::Int8),0..]) = [1,0,-1,-2,-3,-4,-5]
(take 7 [(5::Int8),2..]) = [5,2,-1,-4,-7,-10,-13]
(take 7 [x, x-1 ..]) = [-127,-128]
(take 7 [x, x-1 ..]) = [-123,-124,-125,-126,-127,-128]
(take 7 [x, (x+1) ..]) = [122,123,124,125,126,127]
(take 7 ([(1::Int8) .. 5])) = [1,2,3,4,5]
(take 4 ([(1::Int8) .. 1])) = [1]
(take 7 ([(1::Int8) .. 0])) = []
(take 7 ([(5::Int8) .. 0])) = []
(take 7 ([(maxBound-(5::Int8)) .. maxBound])) = [122,123,124,125,126,127]
(take 7 ([(minBound+(5::Int8)) .. minBound])) = []
(take 7 [(5::Int8),4..1]) = [5,4,3,2,1]
(take 7 [(5::Int8),3..1]) = [5,3,1]
(take 7 [(5::Int8),3..2]) = [5,3]
(take 7 [(1::Int8),2..1]) = [1]
(take 7 [(2::Int8),1..2]) = [2]
(take 7 [(2::Int8),1..1]) = [2,1]
(take 7 [(2::Int8),3..1]) = []
(take 7 [x,(x+1)..maxBound]) = [123,124,125,126,127]
(take 7 [x,(x-1)..minBound]) = [-123,-124,-125,-126,-127,-128]
Testing Enum Int16:
(succ (0::Int16)) = 1
(succ (minBound::Int16)) = -32767
(succ (maxBound::Int16)) = error "succ: applied to maxBound"
pred (1::Int16) = 0
pred (maxBound::Int16) = 32766
pred (minBound::Int16) = error "pred: applied to minBound"
(map (toEnum::Int->Int16) [1, fromIntegral (minBound::Int16), fromIntegral (maxBound::Int16)]) = [1,-32768,32767]
(toEnum (maxBound::Int))::Int16 = -1
(map fromEnum [(1::Int16),minBound,maxBound]) = [1,-32768,32767]
(take 7 [(1::Int16)..]) = [1,2,3,4,5,6,7]
(take 7 [((maxBound::Int16)-5)..]) = [32762,32763,32764,32765,32766,32767]
(take 7 [(1::Int16),2..]) = [1,2,3,4,5,6,7]
(take 7 [(1::Int16),7..]) = [1,7,13,19,25,31,37]
(take 7 [(1::Int16),1..]) = [1,1,1,1,1,1,1]
(take 7 [(1::Int16),0..]) = [1,0,-1,-2,-3,-4,-5]
(take 7 [(5::Int16),2..]) = [5,2,-1,-4,-7,-10,-13]
(take 7 [x, x-1 ..]) = [-32767,-32768]
(take 7 [x, x-1 ..]) = [-32763,-32764,-32765,-32766,-32767,-32768]
(take 7 [x, (x+1) ..]) = [32762,32763,32764,32765,32766,32767]
(take 7 ([(1::Int16) .. 5])) = [1,2,3,4,5]
(take 4 ([(1::Int16) .. 1])) = [1]
(take 7 ([(1::Int16) .. 0])) = []
(take 7 ([(5::Int16) .. 0])) = []
(take 7 ([(maxBound-(5::Int16)) .. maxBound])) = [32762,32763,32764,32765,32766,32767]
(take 7 ([(minBound+(5::Int16)) .. minBound])) = []
(take 7 [(5::Int16),4..1]) = [5,4,3,2,1]
(take 7 [(5::Int16),3..1]) = [5,3,1]
(take 7 [(5::Int16),3..2]) = [5,3]
(take 7 [(1::Int16),2..1]) = [1]
(take 7 [(2::Int16),1..2]) = [2]
(take 7 [(2::Int16),1..1]) = [2,1]
(take 7 [(2::Int16),3..1]) = []
(take 7 [x,(x+1)..maxBound]) = [32763,32764,32765,32766,32767]
(take 7 [x,(x-1)..minBound]) = [-32763,-32764,-32765,-32766,-32767,-32768]
Testing Enum Int32:
(succ (0::Int32)) = 1
(succ (minBound::Int32)) = -2147483647
(succ (maxBound::Int32)) = error "succ: applied to maxBound"
pred (1::Int32) = 0
pred (maxBound::Int32) = 2147483646
pred (minBound::Int32) = error "pred: applied to minBound"
(map (toEnum::Int->Int32) [1, fromIntegral (minBound::Int32), fromIntegral (maxBound::Int32)]) = [1,-2147483648,2147483647]
(toEnum (maxBound::Int))::Int32 = 2147483647
(map fromEnum [(1::Int32),minBound,maxBound]) = [1,-2147483648,2147483647]
(take 7 [(1::Int32)..]) = [1,2,3,4,5,6,7]
(take 7 [((maxBound::Int32)-5)..]) = [2147483642,2147483643,2147483644,2147483645,2147483646,2147483647]
(take 7 [(1::Int32),2..]) = [1,2,3,4,5,6,7]
(take 7 [(1::Int32),7..]) = [1,7,13,19,25,31,37]
(take 7 [(1::Int32),1..]) = [1,1,1,1,1,1,1]
(take 7 [(1::Int32),0..]) = [1,0,-1,-2,-3,-4,-5]
(take 7 [(5::Int32),2..]) = [5,2,-1,-4,-7,-10,-13]
(take 7 [x, x-1 ..]) = [-2147483647,-2147483648]
(take 7 [x, x-1 ..]) = [-2147483643,-2147483644,-2147483645,-2147483646,-2147483647,-2147483648]
(take 7 [x, (x+1) ..]) = [2147483642,2147483643,2147483644,2147483645,2147483646,2147483647]
(take 7 ([(1::Int32) .. 5])) = [1,2,3,4,5]
(take 4 ([(1::Int32) .. 1])) = [1]
(take 7 ([(1::Int32) .. 0])) = []
(take 7 ([(5::Int32) .. 0])) = []
(take 7 ([(maxBound-(5::Int32)) .. maxBound])) = [2147483642,2147483643,2147483644,2147483645,2147483646,2147483647]
(take 7 ([(minBound+(5::Int32)) .. minBound])) = []
(take 7 [(5::Int32),4..1]) = [5,4,3,2,1]
(take 7 [(5::Int32),3..1]) = [5,3,1]
(take 7 [(5::Int32),3..2]) = [5,3]
(take 7 [(1::Int32),2..1]) = [1]
(take 7 [(2::Int32),1..2]) = [2]
(take 7 [(2::Int32),1..1]) = [2,1]
(take 7 [(2::Int32),3..1]) = []
(take 7 [x,(x+1)..maxBound]) = [2147483643,2147483644,2147483645,2147483646,2147483647]
(take 7 [x,(x-1)..minBound]) = [-2147483643,-2147483644,-2147483645,-2147483646,-2147483647,-2147483648]
Testing Enum Int64:
(succ (0::Int64)) = 1
(succ (minBound::Int64)) = -9223372036854775807
(succ (maxBound::Int64)) = error "succ: applied to maxBound"
pred (1::Int64) = 0
pred (maxBound::Int64) = 9223372036854775806
pred (minBound::Int64) = error "pred: applied to minBound"
(map (toEnum::Int->Int64) [1, fromIntegral (minBound::Int64), fromIntegral (maxBound::Int64)]) = [1,Fail: arithmetic overflow
(toEnum (maxBound::Int))::Int64 = 2147483647
(map fromEnum [(1::Int64),fromIntegral (minBound::Int) ,fromIntegral (maxBound::Int)]) = [1,-2147483648,2147483647]
fromEnum (maxBound::Int64) = Fail: arithmetic overflow
(take 7 [(1::Int64)..]) = [1,2,3,4,5,6,7]
(take 7 [((maxBound::Int64)-5)..]) = [9223372036854775802,9223372036854775803,9223372036854775804,9223372036854775805,9223372036854775806,9223372036854775807]
(take 7 [(1::Int64),2..]) = [1,2,3,4,5,6,7]
(take 7 [(1::Int64),7..]) = [1,7,13,19,25,31,37]
(take 7 [(1::Int64),1..]) = [1,1,1,1,1,1,1]
(take 7 [(1::Int64),0..]) = [1,0,-1,-2,-3,-4,-5]
(take 7 [(5::Int64),2..]) = [5,2,-1,-4,-7,-10,-13]
(take 7 [x, x-1 ..]) = [-9223372036854775807,-9223372036854775808]
(take 7 [x, x-1 ..]) = [-9223372036854775803,-9223372036854775804,-9223372036854775805,-9223372036854775806,-9223372036854775807,-9223372036854775808]
(take 7 [x, (x+1) ..]) = [9223372036854775802,9223372036854775803,9223372036854775804,9223372036854775805,9223372036854775806,9223372036854775807]
(take 7 ([(1::Int64) .. 5])) = [1,2,3,4,5]
(take 4 ([(1::Int64) .. 1])) = [1]
(take 7 ([(1::Int64) .. 0])) = []
(take 7 ([(5::Int64) .. 0])) = []
(take 7 ([(maxBound-(5::Int64)) .. maxBound])) = [9223372036854775802,9223372036854775803,9223372036854775804,9223372036854775805,9223372036854775806,9223372036854775807]
(take 7 ([(minBound+(5::Int64)) .. minBound])) = []
(take 7 [(5::Int64),4..1]) = [5,4,3,2,1]
(take 7 [(5::Int64),3..1]) = [5,3,1]
(take 7 [(5::Int64),3..2]) = [5,3]
(take 7 [(1::Int64),2..1]) = [1]
(take 7 [(2::Int64),1..2]) = [2]
(take 7 [(2::Int64),1..1]) = [2,1]
(take 7 [(2::Int64),3..1]) = []
(take 7 [x,(x+1)..maxBound]) = [9223372036854775803,9223372036854775804,9223372036854775805,9223372036854775806,9223372036854775807]
(take 7 [x,(x-1)..minBound]) = [-9223372036854775803,-9223372036854775804,-9223372036854775805,-9223372036854775806,-9223372036854775807,-9223372036854775808]
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