Files
simplexmq/tests/ServerTests/SchemaDump.hs
2025-04-21 21:01:24 +01:00

99 lines
3.6 KiB
Haskell

{-# LANGUAGE NamedFieldPuns #-}
{-# LANGUAGE OverloadedStrings #-}
module ServerTests.SchemaDump where
import Control.Concurrent (threadDelay)
import Control.DeepSeq
import Control.Monad (unless, void)
import qualified Data.ByteString.Char8 as B
import Data.List (dropWhileEnd)
import Data.Maybe (fromJust, isJust)
import SMPClient
import Simplex.Messaging.Agent.Store.Postgres (closeDBStore, createDBStore)
import Simplex.Messaging.Agent.Store.Postgres.Common (DBOpts (..))
import qualified Simplex.Messaging.Agent.Store.Postgres.Migrations as Migrations
import Simplex.Messaging.Agent.Store.Shared (Migration (..), MigrationConfirmation (..), MigrationsToRun (..), toDownMigration)
import Simplex.Messaging.Server.QueueStore.Postgres.Migrations (serverMigrations)
import Simplex.Messaging.Util (ifM)
import System.Directory (doesFileExist, removeFile)
import System.Environment (lookupEnv)
import System.Process (readCreateProcess, readCreateProcessWithExitCode, shell)
import Test.Hspec
testDBSchema :: B.ByteString
testDBSchema = "smp_server"
serverSchemaPath :: FilePath
serverSchemaPath = "src/Simplex/Messaging/Server/QueueStore/Postgres/server_schema.sql"
testSchemaPath :: FilePath
testSchemaPath = "tests/tmp/test_server_schema.sql"
testServerDBOpts :: DBOpts
testServerDBOpts =
DBOpts
{ connstr = testServerDBConnstr,
schema = testDBSchema,
poolSize = 3,
createSchema = True
}
serverSchemaDumpTest :: Spec
serverSchemaDumpTest = do
it "verify and overwrite schema dump" testVerifySchemaDump
it "verify schema down migrations" testSchemaMigrations
testVerifySchemaDump :: IO ()
testVerifySchemaDump = do
savedSchema <- ifM (doesFileExist serverSchemaPath) (readFile serverSchemaPath) (pure "")
savedSchema `deepseq` pure ()
void $ createDBStore testServerDBOpts serverMigrations MCConsole
getSchema serverSchemaPath `shouldReturn` savedSchema
testSchemaMigrations :: IO ()
testSchemaMigrations = do
let noDownMigrations = dropWhileEnd (\Migration {down} -> isJust down) serverMigrations
Right st <- createDBStore testServerDBOpts noDownMigrations MCError
mapM_ (testDownMigration st) $ drop (length noDownMigrations) serverMigrations
closeDBStore st
removeFile testSchemaPath
where
testDownMigration st m = do
putStrLn $ "down migration " <> name m
let downMigr = fromJust $ toDownMigration m
schema <- getSchema testSchemaPath
Migrations.run st $ MTRUp [m]
schema' <- getSchema testSchemaPath
schema' `shouldNotBe` schema
Migrations.run st $ MTRDown [downMigr]
unless (name m `elem` skipComparisonForDownMigrations) $ do
schema'' <- getSchema testSchemaPath
schema'' `shouldBe` schema
Migrations.run st $ MTRUp [m]
schema''' <- getSchema testSchemaPath
schema''' `shouldBe` schema'
skipComparisonForDownMigrations :: [String]
skipComparisonForDownMigrations =
[ -- snd_secure moves to the bottom on down migration
"20250320_short_links"
]
getSchema :: FilePath -> IO String
getSchema schemaPath = do
ci <- (Just "true" ==) <$> lookupEnv "CI"
let cmd =
("pg_dump " <> B.unpack testServerDBConnstr <> " --schema " <> B.unpack testDBSchema)
<> " --schema-only --no-owner --no-privileges --no-acl --no-subscriptions --no-tablespaces > "
<> schemaPath
(code, out, err) <- readCreateProcessWithExitCode (shell cmd) ""
print code
putStrLn $ "out: " <> out
putStrLn $ "err: " <> err
threadDelay 20000
let sed = (if ci then "sed -i" else "sed -i ''")
void $ readCreateProcess (shell $ sed <> " '/^--/d' " <> schemaPath) ""
sch <- readFile schemaPath
sch `deepseq` pure sch