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math.unsigned: fix rsh() for uint256 too, add tests (#24865)

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Mike 2025-07-08 17:22:45 +03:00 • committed by GitHub
parent bb7f9f2562
commit 09e1edbd17
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2 changed files with 36 additions and 10 deletions
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11
vlib/math/unsigned/uint256_test.v
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@ -280,3 +280,14 @@ fn test_separators() {
fn test_new() {
assert unsigned.uint256_new(unsigned.uint128_max, unsigned.uint128_max) == unsigned.uint256_max
}
fn test_rsh() {
a := unsigned.uint256_from_dec_str('115792089237316195423570985008687907853269984665640564039457584007913129639935')!
assert a.str() == a.rsh(0).str()
assert '57896044618658097711785492504343953926634992332820282019728792003956564819967' == a.rsh(1).str()
assert '6277101735386680763835789423207666416102355444464034512895' == a.rsh(64).str()
assert '91343852333181432387730302044767688728495783935' == a.rsh(100).str()
assert '340282366920938463463374607431768211455' == a.rsh(128).str()
assert '170141183460469231731687303715884105727' == a.rsh(129).str()
assert unsigned.uint256_zero == a.rsh(256)
}