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44 lines
1.4 KiB
Nim
44 lines
1.4 KiB
Nim
import nimcrypto/sysrand, nimcrypto/utils
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import unittest
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when defined(nimHasUsed): {.used.}
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suite "OS random source Tests":
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test "Availability test":
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var buffer: array[1024, uint8]
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let count = randomBytes(addr buffer[0], 1024)
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check:
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count == 1024
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buffer.isFullZero() == false
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test "OpenArray[T] test":
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var buffer1: array[256, uint8]
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var buffer2: array[128, uint16]
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var buffer4: array[64, uint32]
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var buffer8: array[32, uint64]
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let count1 = randomBytes(buffer1)
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let count2 = randomBytes(buffer2)
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let count4 = randomBytes(buffer4)
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let count8 = randomBytes(buffer8)
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check:
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count1 == 256
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count2 == 128
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count4 == 64
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count8 == 32
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buffer1.isFullZero() == false
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buffer2.isFullZero() == false
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buffer4.isFullZero() == false
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buffer8.isFullZero() == false
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equalMem(addr buffer1[0], addr buffer2[0], 256) != true
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equalMem(addr buffer1[0], addr buffer4[0], 256) != true
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equalMem(addr buffer1[0], addr buffer8[0], 256) != true
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equalMem(addr buffer2[0], addr buffer4[0], 256) != true
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equalMem(addr buffer2[0], addr buffer8[0], 256) != true
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equalMem(addr buffer4[0], addr buffer8[0], 256) != true
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test "Issue #33 test":
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proc test(): bool {.raises:[].} =
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var test: array[8, byte]
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if randomBytes(test) == 8:
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result = true
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check test() == true
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