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improve uint exp test coverage + compile time test

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andri lim 2019-10-22 22:52:41 +07:00 committed by zah
parent 59acce63b7
commit 46011107b0
1 changed files with 59 additions and 0 deletions
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59
tests/test_uint_exp.nim
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@ -9,6 +9,65 @@
import ../stint, unittest, math
template chkPow(chk: untyped, a, b, c: string, bits: int) =
chk pow(fromHex(Stuint[bits], a), fromHex(Stuint[bits], b)) == fromHex(Stuint[bits], c)
template chkPow(chk: untyped, a: string, b: SomeInteger, c: string, bits: int) =
chk pow(fromHex(Stuint[bits], a), b) == fromHex(Stuint[bits], c)
template ctTest(name: string, body: untyped) =
body
echo "[OK] compile time ", name
template testExp(chk, tst: untyped) =
tst "BigInt BigInt Pow":
chkPow(chk, "F", "2", "E1", 8)
chkPow(chk, "F", "2", "E1", 16)
chkPow(chk, "FF", "2", "FE01", 16)
chkPow(chk, "F", "2", "E1", 32)
chkPow(chk, "FF", "2", "FE01", 32)
chkPow(chk, "FF", "3", "FD02FF", 32)
chkPow(chk, "F", "2", "E1", 64)
chkPow(chk, "FF", "2", "FE01", 64)
chkPow(chk, "FF", "3", "FD02FF", 64)
chkPow(chk, "FFF", "3", "FFD002FFF", 64)
chkPow(chk, "F", "2", "E1", 128)
chkPow(chk, "FF", "2", "FE01", 128)
chkPow(chk, "FF", "3", "FD02FF", 128)
chkPow(chk, "FFF", "3", "FFD002FFF", 128)
chkPow(chk, "FFFFF", "3", "ffffd00002fffff", 128)
tst "BigInt Natural Pow":
chkPow(chk, "F", 2, "E1", 8)
chkPow(chk, "F", 2, "E1", 16)
chkPow(chk, "FF", 2, "FE01", 16)
chkPow(chk, "F", 2, "E1", 32)
chkPow(chk, "FF", 2, "FE01", 32)
chkPow(chk, "FF", 3, "FD02FF", 32)
chkPow(chk, "F", 2, "E1", 64)
chkPow(chk, "FF", 2, "FE01", 64)
chkPow(chk, "FF", 3, "FD02FF", 64)
chkPow(chk, "FFF", 3, "FFD002FFF", 64)
chkPow(chk, "F", 2, "E1", 128)
chkPow(chk, "FF", 2, "FE01", 128)
chkPow(chk, "FF", 3, "FD02FF", 128)
chkPow(chk, "FFF", 3, "FFD002FFF", 128)
chkPow(chk, "FFFFF", 3, "ffffd00002fffff", 128)
static:
testExp(doAssert, ctTest)
suite "Wider unsigned int exp coverage":
testExp(check, test)
suite "Testing unsigned exponentiation":
test "Simple exponentiation 5^3":