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function roundtripimpl(value, opt)
local s, serr = string.serialize(value, opt)
if serr then
raise(serr)
end
local v, verr = s:deserialize()
if verr then
raise(verr)
end
return v
end
function roundtrip(round0)
local round1 = roundtripimpl(round0, false)
local round2 = roundtripimpl(round1, true)
local round3 = roundtripimpl(round2, {binary=true})
local round4 = roundtripimpl(round3, {indent=16})
local round5 = roundtripimpl(round4, {indent=" \r\n\t"})
return round5
end
function test_number(t)
t:are_equal(roundtrip(12), 12)
t:are_equal(roundtrip(0), 0)
t:are_equal(roundtrip(-1), -1)
t:are_equal(roundtrip(7.25), 7.25)
t:are_equal(roundtrip(math.huge), math.huge)
t:are_equal(roundtrip(-math.huge), -math.huge)
t:are_equal(roundtrip(math.nan), math.nan)
end
function test_boolean(t)
t:are_equal(roundtrip(true), true)
t:are_equal(roundtrip(false), false)
end
function test_nil(t)
t:are_equal(roundtrip(nil), nil)
end
function test_table(t)
t:are_equal(roundtrip({}), {})
t:are_equal(roundtrip({{},{1}}), {{},{1}})
t:are_equal(roundtrip({["true"] = true}), {["true"] = true})
t:are_equal(roundtrip({1, 2, 3}), {1, 2, 3})
t:are_equal(roundtrip({1, "", 3}), {1, "", 3})
t:are_equal(roundtrip({{1, 2, 3, nil, 4}}), {{1, 2, 3, nil, 4}})
t:are_equal(roundtrip({{1, 2, 3, nil, 4, [100]=5}}), {{1, 2, 3, nil, 4, [100]=5}})
t:are_equal(roundtrip({{a=1, b=2, c=3, nil, 4}}), {{a=1, b=2, c=3, nil, 4}})
end
function test_function(t)
t:are_equal(roundtrip(function() return {} end)(), {})
t:are_equal(roundtrip(function() return {1, 2, 3} end)(), {1, 2, 3})
t:are_equal(roundtrip(function() return {{1, 2, 3, nil, 4}} end)(), {{1, 2, 3, nil, 4}})
t:are_equal(roundtrip({function() return {{1, 2, 3, nil, 4}} end})[1](), {{1, 2, 3, nil, 4}})
t:are_equal(roundtrip({{function() return {{1, 2, 3, nil, 4}} end}})[1][1](), {{1, 2, 3, nil, 4}})
-- x in fenv
x = {}
-- return x in fenv
function f() return x end
-- fenv will restore
t:are_same(roundtrip(f)(), x)
y = {}
-- y in fenv
local g_y = y
-- y in upvalue
local y = {}
-- return y in upvalue
function g() return y end
-- upvalue will not restore if striped
t:are_same(roundtrip(g)(), nil)
-- upvalue will be restored by fenv, so y in fenv is returned
t:are_same(roundtripimpl(g)(), g_y)
end
function test_refloop(t)
local l1 = {}
l1.l = l1
local r1 = roundtrip(l1)
t:are_same(r1.l, r1)
local l2 = {{1}, {2}, {3}}
l2[1].l = { root = l2, a = l2[1], b = l2[2], c = l2[3] }
local r2 = roundtrip(l2)
t:are_same(r2[1].l.root, r2)
t:are_same(r2[1].l.a, r2[1])
t:are_same(r2[1].l.b, r2[2])
t:are_same(r2[1].l.c, r2[3])
end
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