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Convert bits.lua tests to unittest tests

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This commit is contained in:
dmiller
2018-08-28 16:58:00 +00:00
parent b222a0d7ee
commit 6ee1fa98d0
1 changed files with 19 additions and 24 deletions
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43
nselib/bits.lua
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@@ -10,6 +10,7 @@
local assert = assert local assert = assert
local error = error local error = error
local unittest = require "unittest"
local _ENV = {} local _ENV = {}
@@ -54,31 +55,25 @@ function arshift(a, b)
return a >> b return a >> b
end end
end end
do
local function test8 (a, b)
local r = reverse(a, 8)
if r ~= b then
error(("0x%02X: expected 0x%02X, got 0x%02X"):format(a, b, r))
end
end
test8(0x00, 0x00)
test8(0x01, 0x80)
test8(0x80, 0x01)
test8(0xff, 0xff)
test8(0x88, 0x11)
test8(0x5c, 0x3a)
local function test32 (a, b) if not unittest.testing() then
local r = reverse(a, 32) return _ENV
if r ~= b then
error(("0x%08X: expected 0x%08X, got 0x%08X"):format(a, b, r))
end
end
test32(0x00000000, 0x00000000)
test32(0x00000001, 0x80000000)
test32(0x80000000, 0x00000001)
test32(0xffffffff, 0xffffffff)
test32(0x22221234, 0x2c484444)
end end
local equal = unittest.equal
test_suite = unittest.TestSuite:new()
test_suite:add_test(equal(reverse(0x00, 8), 0x00), "reverse 8-bit number")
test_suite:add_test(equal(reverse(0x01, 8), 0x80), "reverse 8-bit number")
test_suite:add_test(equal(reverse(0x80, 8), 0x01), "reverse 8-bit number")
test_suite:add_test(equal(reverse(0xff, 8), 0xff), "reverse 8-bit number")
test_suite:add_test(equal(reverse(0x88, 8), 0x11), "reverse 8-bit number")
test_suite:add_test(equal(reverse(0x5c, 8), 0x3a), "reverse 8-bit number")
test_suite:add_test(equal(reverse(0x00000000, 32), 0x00000000), "reverse 32-bit number")
test_suite:add_test(equal(reverse(0x00000001, 32), 0x80000000), "reverse 32-bit number")
test_suite:add_test(equal(reverse(0x80000000, 32), 0x00000001), "reverse 32-bit number")
test_suite:add_test(equal(reverse(0xffffffff, 32), 0xffffffff), "reverse 32-bit number")
test_suite:add_test(equal(reverse(0x22221234, 32), 0x2c484444), "reverse 32-bit number")
return _ENV return _ENV