mirror of
https://github.com/bryanthaboi/gen1recomp.git
synced 2026-08-12 16:31:05 +02:00
bryanthaboi
49 lines
1.9 KiB
Lua
49 lines
1.9 KiB
Lua
-- T3: the vanilla fingerprint gate (21-testing-and-ci "the fingerprint
|
|
-- gate", local variant).
|
|
--
|
|
-- The fixture gate in tests/engine/ proves the mechanism; this one pins
|
|
-- the number that actually matters for players -- the digest two vanilla
|
|
-- Red builds must agree on to link. If a change to a built-in registry
|
|
-- record moves this hash, every existing build stops linking with every
|
|
-- new one, silently. That is a parity change, and it has to be a
|
|
-- deliberate one: re-bless with scripts/test.sh --bless only after
|
|
-- recording it in the tri-ledger (docs/known-differences.md or
|
|
-- docs/new-features.md).
|
|
|
|
package.path = "./?.lua;./?/init.lua;" .. package.path
|
|
|
|
local T = require("tests.modkit")
|
|
local Fingerprint = require("src.link.Fingerprint")
|
|
|
|
local GOLDEN = "tests/goldens/vanilla_fingerprint.txt"
|
|
|
|
local Data = require("src.core.Data")
|
|
Data:load()
|
|
|
|
local run = T.sdk.loadNone({ data = Data })
|
|
T.eq(#run.errors, 0, "the generated dataset loads with no mods and no errors")
|
|
|
|
local actual = Fingerprint.compute(Data, {})
|
|
|
|
local handle = io.open(GOLDEN, "r")
|
|
T.check(handle ~= nil, "the committed vanilla fingerprint golden exists: " .. GOLDEN)
|
|
if handle then
|
|
local golden = handle:read("*l")
|
|
handle:close()
|
|
golden = golden and golden:gsub("%s+$", "")
|
|
T.eq(actual, golden, "the vanilla link fingerprint matches the committed golden")
|
|
end
|
|
|
|
-- the digest must not depend on anything but the data: recomputing it has
|
|
-- to give the same answer, or two builds of the same commit disagree
|
|
T.eq(Fingerprint.compute(Data, {}), actual, "the vanilla fingerprint is stable")
|
|
|
|
-- a link-affecting mod must move it, which is what makes a modded peer
|
|
-- detectable at handshake time
|
|
T.neq(Fingerprint.compute(Data, { { id = "x", version = "1.0.0", affectsLink = true } }),
|
|
actual, "a link-affecting mod moves the vanilla fingerprint")
|
|
|
|
run.release()
|
|
|
|
T.finish("content_red_gate_fingerprint")
|