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test: add all sync tests

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littensy 2025-10-01 01:30:31 -07:00
parent 0dbc0587a0
commit 5a05f01223
5 changed files with 492 additions and 53 deletions
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93
packages/charm-sync/src/server.luau
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@ -235,47 +235,73 @@ local function unsyncAtomsFromClient(client: any, ...: string)
end
end
local function startSync(onSync: (client: any, payloads: { SyncPayload }) -> ())
local function onSyncCallback(_client: any, _payloads: { SyncPayload })
warn("[Charm] Override the onSync function by passing a custom function to startSync")
end
local function flush()
local patches = if config.preserveHistory then createHistoricalPatches() else createPatch()
-- While payload objects are technically mutable as they are unique to
-- each client, the data inside them is not safe to mutate.
if Charm.flags.frozen then
Charm.deepFreeze(patches)
end
for client in clientRegister do
local payloads: { SyncPayload } = if config.preserveHistory
then createHistoricalPayloadsForClient(client, patches)
else createPayloadsForClient(client, patches)
if payloads[1] then
if task then
task.spawn(onSyncCallback, client, payloads)
else
onSyncCallback(client, payloads)
end
end
end
unregisterUnusedAtoms()
table.clear(globalUpdates)
end
local function stopSync()
if connection then
connection:Disconnect()
connection = nil
end
end
local function reset()
table.clear(atomRegister)
table.clear(clientRegister)
table.clear(globalUpdates)
stopSync()
end
local function startSync(onSync: (client: any, payloads: { SyncPayload }) -> ()): () -> ()
if connection then
connection:Disconnect()
end
local elapsedTime = 0
onSyncCallback = onSync
local function sync()
local patches = if config.preserveHistory then createHistoricalPatches() else createPatch()
if game then
local elapsedTime = 0
-- While payload objects are technically mutable as they are unique to
-- each client, the data inside them is not safe to mutate.
if Charm.flags.frozen then
Charm.deepFreeze(patches)
end
for client in clientRegister do
local payloads: { SyncPayload } = if config.preserveHistory
then createHistoricalPayloadsForClient(client, patches)
else createPayloadsForClient(client, patches)
if payloads[1] then
task.spawn(onSync, client, payloads)
connection = game:GetService("RunService").Heartbeat:Connect(function(deltaTime)
elapsedTime += deltaTime
if elapsedTime >= config.interval then
elapsedTime %= config.interval
debug.profilebegin("CharmSync")
flush()
debug.profileend()
end
end
unregisterUnusedAtoms()
table.clear(globalUpdates)
end)
end
connection = game:GetService("RunService").Heartbeat:Connect(function(deltaTime: number)
elapsedTime += deltaTime
if elapsedTime >= config.interval then
elapsedTime %= config.interval
debug.profilebegin("CharmSync")
sync()
debug.profileend()
end
end)
return stopSync
end
return {
@ -283,4 +309,7 @@ return {
unsyncClient = unsyncClient,
unsyncAtomsFromClient = unsyncAtomsFromClient,
startSync = startSync,
stopSync = stopSync,
flush = flush,
reset = reset,
}