Method: PropCheck::Generators.real_negative_float

Defined in:
lib/prop_check/generators.rb

.real_negative_float ⇒ Object

Generates real floating-point numbers which are always negative Shrinks towards -Float::MIN

Does not consider denormals. c.f. #real_float

>> Generators.real_negative_float().sample(10, size: 10, rng: Random.new(42))
=> [-2.2, -0.2727272727272727, -4.0, -1.25, -3.7272727272727275, -8.833333333333334, -8.090909090909092, -1.1428571428571428, -2.2250738585072014e-308, -8.0]



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# File 'lib/prop_check/generators.rb', line 205

def real_negative_float
  real_positive_float.map(&:-@)
end