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wren/test/random/float.wren
2015-10-17 11:03:15 -07:00

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import "random" for Random
var random = Random.new(12345)
var below = 0
for (i in 1..1000) {
var n = random.float()
if (n < 0.5) below = below + 1
}
// Should be roughly evenly distributed.
System.print(below > 450) // expect: true
System.print(below < 550) // expect: true