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zapret-tests: adapt to 32bit arithmetics

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bol-van
2025-12-06 10:00:19 +03:00
parent 967b53b628
commit 20b20fbb90
1 changed files with 5 additions and 5 deletions
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10
lua/zapret-tests.lua
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@@ -264,8 +264,8 @@ end
function test_bit()
local v, v2, v3, v4, b1, b2, pow
v = math.random(0,0xFFFFFFFFFFFF)
b1 = math.random(1,15)
v = math.random(0,0xFFFFFFFF)
b1 = math.random(1,16)
v2 = bitrshift(v, b1)
pow = 2^b1
@@ -279,13 +279,13 @@ function test_bit()
print(string.format("lshift(0x%X,%u) = 0x%X 0x%X*%u = 0x%X", v,b1,v2, v,pow,v3))
test_assert(v2==v3)
v2 = math.random(0,0xFFFFFFFFFFFF)
v2 = math.random(0,0xFFFFFFFF)
v3 = bitxor(v, v2)
v4 = bitor(v, v2) - bitand(v, v2)
print(string.format("xor(0x%X,0x%X) = %X or/and/minus = %X", v, v2, v3, v4))
test_assert(v3==v4)
b2 = b1 + math.random(1,31)
b2 = b1 + math.random(1,15)
v2 = bitget(v, b1, b2)
pow = 2^(b2-b1+1) - 1
v3 = bitand(bitrshift(v,b1), pow)
@@ -313,7 +313,7 @@ function test_ux()
v2=math.random(-test.max,test.max)
v3=math.random(-test.max,test.max)
usum = test.add(v1,v2,v3)
sum = bitand(v1+v2+v3,test.max)
sum = bitand((v1+v2+v3)%(test.max+1),test.max)
if sum~=usum then
print("FAIL")
end