mirror of
https://github.com/nim-lang/Nim.git
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82 lines
1.8 KiB
Nim
82 lines
1.8 KiB
Nim
discard """
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action: run
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output: '''[Suite] random int
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[Suite] random float
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[Suite] ^
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'''
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"""
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import math, random, os
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import unittest
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import sets
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suite "random int":
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test "there might be some randomness":
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var set = initSet[int](128)
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randomize()
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for i in 1..1000:
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incl(set, random(high(int)))
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check len(set) == 1000
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test "single number bounds work":
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randomize()
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var rand: int
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for i in 1..1000:
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rand = random(1000)
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check rand < 1000
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check rand > -1
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test "slice bounds work":
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randomize()
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var rand: int
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for i in 1..1000:
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rand = random(100..1000)
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check rand < 1000
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check rand >= 100
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test "randomize() again gives new numbers":
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randomize()
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var rand1 = random(1000000)
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os.sleep(200)
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randomize()
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var rand2 = random(1000000)
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check rand1 != rand2
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suite "random float":
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test "there might be some randomness":
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var set = initSet[float](128)
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randomize()
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for i in 1..100:
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incl(set, random(1.0))
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check len(set) == 100
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test "single number bounds work":
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randomize()
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var rand: float
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for i in 1..1000:
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rand = random(1000.0)
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check rand < 1000.0
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check rand > -1.0
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test "slice bounds work":
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randomize()
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var rand: float
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for i in 1..1000:
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rand = random(100.0..1000.0)
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check rand < 1000.0
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check rand >= 100.0
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test "randomize() again gives new numbers":
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randomize()
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var rand1:float = random(1000000.0)
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os.sleep(200)
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randomize()
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var rand2:float = random(1000000.0)
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check rand1 != rand2
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suite "^":
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test "compiles for valid types":
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check: compiles(5 ^ 2)
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check: compiles(5.5 ^ 2)
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check: compiles(5.5 ^ 2.int8)
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check: compiles(5.5 ^ 2.uint)
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check: compiles(5.5 ^ 2.uint8)
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check: not compiles(5.5 ^ 2.2) |