Files
gen1recomp/tests/engine/dataset_views_warning_policy.lua
T
2026-08-24 10:25:37 +02:00

57 lines
2.5 KiB
Lua

-- Optional dataset absence is a handled API result, while a previously valid
-- view disappearing and malformed cache content remain actionable warnings.
package.path = "./?.lua;./?/init.lua;" .. package.path
local T = require("tests.modkit")
local Fixture = require("tests.modkit.dataset_view_fixture")
local DatasetViews = require("src.mods.DatasetViews")
local GameVersion = require("src.core.GameVersion")
local Logger = require("src.core.Logger")
local previousWarn = Logger.warn
local warnings = {}
Logger.warn = function(fmt, ...)
warnings[#warnings + 1] = select("#", ...) > 0
and string.format(fmt, ...) or fmt
end
local ok, err = xpcall(function()
local unavailable = DatasetViews.new(T.sdk.memfs({}))
local unknown, unknownReason = unavailable:open("missing-version")
T.eq(unknown, nil, "unknown version has no view")
T.eq(unknownReason, "unknown_version", "unknown version returns its reason")
local absent, absentReason = unavailable:open("gold")
T.eq(absent, nil, "missing optional Gold dataset has no view")
T.eq(absentReason, "not_imported", "missing optional Gold returns its reason")
T.eq(#warnings, 0, "unknown and initially absent datasets do not warn")
local files = {}
Fixture.cache(files, "gold")
local service = DatasetViews.new(T.sdk.memfs(files))
local view = assert(service:open("gold"))
files[GameVersion.cachePrefix("gold") .. "rom-cache.complete"] = nil
T.eq(view.assets:path("assets/generated/missing.png"), nil,
"a stale view closes when its imported dataset disappears")
T.eq(#warnings, 1, "a previously valid view disappearing still warns")
T.check(warnings[1]:find("dataset gold unavailable", 1, true) ~= nil,
"the stale-view warning identifies the unavailable dataset")
warnings = {}
local malformedFiles = {}
Fixture.cache(malformedFiles, "gold", { pokemon = "not generated data" })
local malformed = assert(DatasetViews.new(T.sdk.memfs(malformedFiles)):open("gold"))
T.eq(#warnings, 0, "lazy open does not warn before malformed data is read")
T.eq(malformed.content.pokemon:get("FIXMON"), nil,
"malformed generated data fails closed")
T.eq(#warnings, 1, "malformed generated data still warns")
T.check(warnings[1]:find("dataset gold cache rejected", 1, true) ~= nil,
"the malformed-cache warning identifies cache rejection")
T.check(warnings[1]:find("pokemon:", 1, true) ~= nil,
"the malformed-cache warning keeps actionable module detail")
end, debug.traceback)
Logger.warn = previousWarn
if not ok then error(err, 0) end
T.finish("dataset_views_warning_policy")