477 lines
24 KiB
Haskell
477 lines
24 KiB
Haskell
{-# LANGUAGE OverloadedStrings, ExtendedDefaultRules, ScopedTypeVariables #-}
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{-# OPTIONS_GHC -fno-warn-type-defaults #-}
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module QuerySpec (spec) where
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import Data.String (IsString(..))
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import TestImport
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import Control.Exception
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import Control.Monad (forM_, when)
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import System.Environment (getEnv)
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import System.IO.Error (catchIOError)
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import qualified Data.List as L
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import qualified Data.Text as T
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testDBName :: Database
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testDBName = "mongodb-haskell-test"
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db :: Action IO a -> IO a
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db action = do
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mongodbHost <- getEnv mongodbHostEnvVariable `catchIOError` (\_ -> return "localhost")
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pipe <- connect (host mongodbHost)
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result <- access pipe master testDBName action
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close pipe
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return result
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getWireVersion :: IO Int
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getWireVersion = db $ do
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sd <- retrieveServerData
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return $ maxWireVersion sd
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withCleanDatabase :: ActionWith () -> IO ()
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withCleanDatabase action = dropDB >> action () >> dropDB >> return ()
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where
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dropDB = db $ dropDatabase testDBName
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insertDuplicateWith :: (Collection -> [Document] -> Action IO a) -> IO ()
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insertDuplicateWith testInsert = do
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_id <- db $ insert "team" ["name" =: "Dodgers", "league" =: "American"]
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_ <- db $ testInsert "team" [ ["name" =: "Yankees", "league" =: "American"]
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-- Try to insert document with duplicate key
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, ["name" =: "Dodgers", "league" =: "American", "_id" =: _id]
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, ["name" =: "Indians", "league" =: "American"]
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]
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return ()
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insertUsers :: IO ()
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insertUsers = db $
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insertAll_ "users" [ ["_id" =: "jane", "joined" =: parseDate "2011-03-02", "likes" =: ["golf", "racquetball"]]
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, ["_id" =: "joe", "joined" =: parseDate "2012-07-02", "likes" =: ["tennis", "golf", "swimming"]]
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, ["_id" =: "jill", "joined" =: parseDate "2013-11-17", "likes" =: ["cricket", "golf"]]
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]
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pendingIfMongoVersion :: ((Integer, Integer) -> Bool) -> SpecWith () -> Spec
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pendingIfMongoVersion invalidVersion = before $ do
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version <- db $ extractVersion . T.splitOn "." . at "version" <$> runCommand1 "buildinfo"
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when (invalidVersion version) $ pendingWith "This test does not run in the current database version"
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where
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extractVersion (major:minor:_) = (read $ T.unpack major, read $ T.unpack minor)
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extractVersion _ = error "Invalid version specification"
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bigDocument :: Document
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bigDocument = (flip map) [1..10000] $ \i -> (fromString $ "team" ++ (show i)) =: ("team " ++ (show i) ++ " name")
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fineGrainedBigDocument :: Document
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fineGrainedBigDocument = (flip map) [1..1000] $ \i -> (fromString $ "team" ++ (show i)) =: ("team " ++ (show i) ++ " name")
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hugeDocument :: Document
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hugeDocument = (flip map) [1..1000000] $ \i -> (fromString $ "team" ++ (show i)) =: ("team " ++ (show i) ++ " name")
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spec :: Spec
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spec = around withCleanDatabase $ do
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describe "useDb" $ do
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it "changes the db" $ do
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let anotherDBName = "another-mongodb-haskell-test"
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db thisDatabase `shouldReturn` testDBName
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db (useDb anotherDBName thisDatabase) `shouldReturn` anotherDBName
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describe "insert" $ do
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it "inserts a document to the collection and returns its _id" $ do
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_id <- db $ insert "team" ["name" =: "Yankees", "league" =: "American"]
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result <- db $ rest =<< find (select [] "team")
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result `shouldBe` [["_id" =: _id, "name" =: "Yankees", "league" =: "American"]]
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describe "insert_" $ do
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it "inserts a document to the collection and doesn't return _id" $ do
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_id <- db $ insert_ "team" ["name" =: "Yankees", "league" =: "American"]
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db (count $ select ["name" =: "Yankees", "league" =: "American"] "team") `shouldReturn` 1
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_id `shouldBe` ()
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describe "insertMany" $ do
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it "inserts documents to the collection and returns their _ids" $ do
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(_id1:_id2:_) <- db $ insertMany "team" [ ["name" =: "Yankees", "league" =: "American"]
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, ["name" =: "Dodgers", "league" =: "American"]
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]
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result <- db $ rest =<< find (select [] "team")
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result `shouldBe` [ ["_id" =: _id1, "name" =: "Yankees", "league" =: "American"]
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, ["_id" =: _id2, "name" =: "Dodgers", "league" =: "American"]
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]
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context "Insert a document with duplicating key" $ do
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before (insertDuplicateWith insertMany `catch` \(_ :: Failure) -> return ()) $ do
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it "inserts documents before it" $
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db (count $ select ["name" =: "Yankees", "league" =: "American"] "team") `shouldReturn` 1
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it "doesn't insert documents after it" $
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db (count $ select ["name" =: "Indians", "league" =: "American"] "team") `shouldReturn` 0
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it "raises exception" $
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insertDuplicateWith insertMany `shouldThrow` anyException
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-- TODO No way to call getLastError?
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describe "insertMany_" $ do
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it "inserts documents to the collection and returns nothing" $ do
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ids <- db $ insertMany_ "team" [ ["name" =: "Yankees", "league" =: "American"]
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, ["name" =: "Dodgers", "league" =: "American"]
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]
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ids `shouldBe` ()
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it "fails if the document is too big" $ do
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(db $ insertMany_ "hugeDocCollection" [hugeDocument]) `shouldThrow` anyException
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context "Insert a document with duplicating key" $ do
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before (insertDuplicateWith insertMany_ `catch` \(_ :: Failure) -> return ()) $ do
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it "inserts documents before it" $
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db (count $ select ["name" =: "Yankees", "league" =: "American"] "team") `shouldReturn` 1
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it "doesn't insert documents after it" $
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db (count $ select ["name" =: "Indians", "league" =: "American"] "team") `shouldReturn` 0
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it "raises exception" $
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insertDuplicateWith insertMany_ `shouldThrow` anyException
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describe "insertAll" $ do
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it "inserts documents to the collection and returns their _ids" $ do
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(_id1:_id2:_) <- db $ insertAll "team" [ ["name" =: "Yankees", "league" =: "American"]
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, ["name" =: "Dodgers", "league" =: "American"]
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]
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result <- db $ rest =<< find (select [] "team")
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result `shouldBe` [["_id" =: _id1, "name" =: "Yankees", "league" =: "American"]
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,["_id" =: _id2, "name" =: "Dodgers", "league" =: "American"]
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]
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context "Insert a document with duplicating key" $ do
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before (insertDuplicateWith insertAll `catch` \(_ :: Failure) -> return ()) $ do
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it "inserts all documents which can be inserted" $ do
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db (count $ select ["name" =: "Yankees", "league" =: "American"] "team") `shouldReturn` 1
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db (count $ select ["name" =: "Indians", "league" =: "American"] "team") `shouldReturn` 1
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it "raises exception" $
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insertDuplicateWith insertAll `shouldThrow` anyException
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describe "insertAll_" $ do
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it "inserts documents to the collection and returns their _ids" $ do
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ids <- db $ insertAll_ "team" [ ["name" =: "Yankees", "league" =: "American"]
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, ["name" =: "Dodgers", "league" =: "American"]
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]
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ids `shouldBe` ()
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context "Insert a document with duplicating key" $ do
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before (insertDuplicateWith insertAll_ `catch` \(_ :: Failure) -> return ()) $ do
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it "inserts all documents which can be inserted" $ do
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db (count $ select ["name" =: "Yankees", "league" =: "American"] "team") `shouldReturn` 1
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db (count $ select ["name" =: "Indians", "league" =: "American"] "team") `shouldReturn` 1
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it "raises exception" $
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insertDuplicateWith insertAll_ `shouldThrow` anyException
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describe "insertAll_" $ do
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it "inserts documents and receives 100 000 of them" $ do
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let docs = (flip map) [0..200000] $ \i ->
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["name" =: (T.pack $ "name " ++ (show i))]
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db $ insertAll_ "bigCollection" docs
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db $ do
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cur <- find $ (select [] "bigCollection") {limit = 100000, batchSize = 100000}
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returnedDocs <- rest cur
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liftIO $ (length returnedDocs) `shouldBe` 100000
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describe "insertAll_" $ do
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it "inserts big documents" $ do
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let docs = replicate 100 bigDocument
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db $ insertAll_ "bigDocCollection" docs
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db $ do
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cur <- find $ (select [] "bigDocCollection") {limit = 100000, batchSize = 100000}
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returnedDocs <- rest cur
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liftIO $ (length returnedDocs) `shouldBe` 100
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it "inserts fine grained big documents" $ do
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let docs = replicate 1000 fineGrainedBigDocument
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db $ insertAll_ "bigDocFineGrainedCollection" docs
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db $ do
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cur <- find $ (select [] "bigDocFineGrainedCollection") {limit = 100000, batchSize = 100000}
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returnedDocs <- rest cur
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liftIO $ (length returnedDocs) `shouldBe` 1000
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it "skips one too big document" $ do
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(db $ insertAll_ "hugeDocCollection" [hugeDocument]) `shouldThrow` anyException
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db $ do
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cur <- find $ (select [] "hugeDocCollection") {limit = 100000, batchSize = 100000}
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returnedDocs <- rest cur
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liftIO $ (length returnedDocs) `shouldBe` 0
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describe "rest" $ do
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it "returns all documents from the collection" $ do
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let docs = (flip map) [0..6000] $ \i ->
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["name" =: (T.pack $ "name " ++ (show i))]
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collectionName = "smallCollection"
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db $ insertAll_ collectionName docs
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db $ do
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cur <- find $ (select [] collectionName)
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returnedDocs <- rest cur
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liftIO $ (length returnedDocs) `shouldBe` 6001
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describe "updateMany" $ do
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it "updates value" $ do
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wireVersion <- getWireVersion
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when (wireVersion > 1) $ do
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_id <- db $ insert "team" ["name" =: "Yankees", "league" =: "American"]
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result <- db $ rest =<< find (select [] "team")
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result `shouldBe` [["_id" =: _id, "name" =: "Yankees", "league" =: "American"]]
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_ <- db $ updateMany "team" [([ "_id" =: _id]
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, ["$set" =: ["league" =: "European"]]
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, [])]
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updatedResult <- db $ rest =<< find (select [] "team")
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updatedResult `shouldBe` [["_id" =: _id, "name" =: "Yankees", "league" =: "European"]]
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it "upserts value" $ do
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wireVersion <- getWireVersion
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when (wireVersion > 1) $ do
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c <- db $ count (select [] "team")
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c `shouldBe` 0
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_ <- db $ updateMany "team" [( []
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, ["name" =: "Giants", "league" =: "MLB"]
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, [Upsert]
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)]
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updatedResult <- db $ rest =<< find ((select [] "team") {project = ["_id" =: (0 :: Int)]})
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map L.sort updatedResult `shouldBe` [["league" =: "MLB", "name" =: "Giants"]]
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it "updates all documents with Multi enabled" $ do
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wireVersion <- getWireVersion
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when (wireVersion > 1) $ do
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_ <- db $ insert "team" ["name" =: "Yankees", "league" =: "American"]
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_ <- db $ insert "team" ["name" =: "Yankees", "league" =: "MiLB"]
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_ <- db $ updateMany "team" [( ["name" =: "Yankees"]
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, ["$set" =: ["league" =: "MLB"]]
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, [MultiUpdate]
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)]
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updatedResult <- db $ rest =<< find ((select [] "team") {project = ["_id" =: (0 :: Int)]})
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(L.sort $ map L.sort updatedResult) `shouldBe` [ ["league" =: "MLB", "name" =: "Yankees"]
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, ["league" =: "MLB", "name" =: "Yankees"]
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]
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it "updates one document when there is no Multi option" $ do
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wireVersion <- getWireVersion
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when (wireVersion > 1) $ do
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_ <- db $ insert "team" ["name" =: "Yankees", "league" =: "American"]
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_ <- db $ insert "team" ["name" =: "Yankees", "league" =: "MiLB"]
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_ <- db $ updateMany "team" [( ["name" =: "Yankees"]
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, ["$set" =: ["league" =: "MLB"]]
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, []
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)]
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updatedResult <- db $ rest =<< find ((select [] "team") {project = ["_id" =: (0 :: Int)]})
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(L.sort $ map L.sort updatedResult) `shouldBe` [ ["league" =: "MLB", "name" =: "Yankees"]
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, ["league" =: "MiLB", "name" =: "Yankees"]
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]
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it "can process different updates" $ do
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wireVersion <- getWireVersion
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when (wireVersion > 1) $ do
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_ <- db $ insert "team" ["name" =: "Yankees", "league" =: "American"]
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_ <- db $ insert "team" ["name" =: "Giants" , "league" =: "MiLB"]
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_ <- db $ updateMany "team" [ ( ["name" =: "Yankees"]
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, ["$set" =: ["league" =: "MiLB"]]
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, []
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)
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, ( ["name" =: "Giants"]
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, ["$set" =: ["league" =: "MLB"]]
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, []
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)
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]
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updatedResult <- db $ rest =<< find ((select [] "team") {project = ["_id" =: (0 :: Int)]})
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(L.sort $ map L.sort updatedResult) `shouldBe` [ ["league" =: "MLB" , "name" =: "Giants"]
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, ["league" =: "MiLB", "name" =: "Yankees"]
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]
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it "can process different updates" $ do
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wireVersion <- getWireVersion
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when (wireVersion > 1) $ do
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_ <- db $ insert "team" ["name" =: "Yankees", "league" =: "American", "score" =: (Nothing :: Maybe Int)]
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_ <- db $ insert "team" ["name" =: "Giants" , "league" =: "MiLB", "score" =: (1 :: Int)]
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updateResult <- (db $ updateMany "team" [ ( ["name" =: "Yankees"]
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, ["$inc" =: ["score" =: (1 :: Int)]]
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, []
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)
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, ( ["name" =: "Giants"]
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, ["$inc" =: ["score" =: (2 :: Int)]]
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, []
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)
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])
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failed updateResult `shouldBe` True
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updatedResult <- db $ rest =<< find ((select [] "team") {project = ["_id" =: (0 :: Int)]})
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(L.sort $ map L.sort updatedResult) `shouldBe` [ ["league" =: "American", "name" =: "Yankees", "score" =: (Nothing :: Maybe Int)]
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, ["league" =: "MiLB" , "name" =: "Giants" , "score" =: (1 :: Int)]
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]
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it "can handle big updates" $ do
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wireVersion <- getWireVersion
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when (wireVersion > 1) $ do
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let docs = (flip map) [0..20000] $ \i ->
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["name" =: (T.pack $ "name " ++ (show i))]
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ids <- db $ insertAll "bigCollection" docs
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let updateDocs = (flip map) ids (\i -> ( [ "_id" =: i]
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, ["$set" =: ["name" =: ("name " ++ (show i))]]
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, []
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))
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_ <- db $ updateMany "team" updateDocs
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updatedResult <- db $ rest =<< find (select [] "team")
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forM_ updatedResult $ \r -> let (i :: ObjectId) = "_id" `at` r
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in (("name" `at` r) :: String) `shouldBe` ("name" ++ (show i))
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describe "updateAll" $ do
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it "can process different updates" $ do
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wireVersion <- getWireVersion
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when (wireVersion > 1) $ do
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_ <- db $ insert "team" ["name" =: "Yankees", "league" =: "American", "score" =: (Nothing :: Maybe Int)]
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_ <- db $ insert "team" ["name" =: "Giants" , "league" =: "MiLB", "score" =: (1 :: Int)]
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updateResult <- (db $ updateAll "team" [ ( ["name" =: "Yankees"]
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, ["$inc" =: ["score" =: (1 :: Int)]]
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, []
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)
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, ( ["name" =: "Giants"]
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, ["$inc" =: ["score" =: (2 :: Int)]]
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, []
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)
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])
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failed updateResult `shouldBe` True
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updatedResult <- db $ rest =<< find ((select [] "team") {project = ["_id" =: (0 :: Int)]})
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(L.sort $ map L.sort updatedResult) `shouldBe` [ ["league" =: "American", "name" =: "Yankees", "score" =: (Nothing :: Maybe Int)]
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, ["league" =: "MiLB" , "name" =: "Giants" , "score" =: (3 :: Int)]
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]
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it "returns correct number of matched and modified" $ do
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wireVersion <- getWireVersion
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when (wireVersion > 1) $ do
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_ <- db $ insertMany "testCollection" [["myField" =: "myValue"], ["myField2" =: "myValue2"]]
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_ <- db $ insertMany "testCollection" [["myField" =: "myValue"], ["myField2" =: "myValue2"]]
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res <- db $ updateMany "testCollection" [(["myField" =: "myValue"], ["$set" =: ["myField" =: "newValue"]], [MultiUpdate])]
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nMatched res `shouldBe` 2
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nModified res `shouldBe` (Just 2)
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it "returns correct number of upserted" $ do
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wireVersion <- getWireVersion
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when (wireVersion > 1) $ do
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res <- db $ updateMany "testCollection" [(["myField" =: "myValue"], ["$set" =: ["myfield" =: "newValue"]], [Upsert])]
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(length $ upserted res) `shouldBe` 1
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it "updates only one doc without multi update" $ do
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wireVersion <- getWireVersion
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when (wireVersion > 1) $ do
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_ <- db $ insertMany "testCollection" [["myField" =: "myValue"], ["myField2" =: "myValue2"]]
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_ <- db $ insertMany "testCollection" [["myField" =: "myValue"], ["myField2" =: "myValue2"]]
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res <- db $ updateMany "testCollection" [(["myField" =: "myValue"], ["$set" =: ["myField" =: "newValue"]], [])]
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nMatched res `shouldBe` 1
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nModified res `shouldBe` (Just 1)
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describe "delete" $ do
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it "actually deletes something" $ do
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_ <- db $ insert "team" ["name" =: ("Giants" :: String)]
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db $ delete $ select ["name" =: "Giants"] "team"
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updatedResult <- db $ rest =<< find ((select [] "team") {project = ["_id" =: (0 :: Int)]})
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length updatedResult `shouldBe` 0
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it "deletes all matching entries" $ do
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_ <- db $ insert "team" ["name" =: ("Giants" :: String)]
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_ <- db $ insert "team" [ "name" =: ("Giants" :: String)
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, "score" =: (10 :: Int)
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]
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db $ delete $ select ["name" =: "Giants"] "team"
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updatedResult <- db $ rest =<< find ((select [] "team") {project = ["_id" =: (0 :: Int)]})
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length updatedResult `shouldBe` 0
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it "works if there is no matching document" $ do
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db $ delete $ select ["name" =: "Giants"] "team"
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updatedResult <- db $ rest =<< find ((select [] "team") {project = ["_id" =: (0 :: Int)]})
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length updatedResult `shouldBe` 0
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describe "deleteOne" $ do
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it "actually deletes something" $ do
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_ <- db $ insert "team" ["name" =: ("Giants" :: String)]
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db $ deleteOne $ select ["name" =: "Giants"] "team"
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updatedResult <- db $ rest =<< find ((select [] "team") {project = ["_id" =: (0 :: Int)]})
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length updatedResult `shouldBe` 0
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it "deletes only one matching entry" $ do
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_ <- db $ insert "team" ["name" =: ("Giants" :: String)]
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_ <- db $ insert "team" [ "name" =: ("Giants" :: String)
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, "score" =: (10 :: Int)
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]
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db $ deleteOne $ select ["name" =: "Giants"] "team"
|
|
updatedResult <- db $ rest =<< find ((select [] "team") {project = ["_id" =: (0 :: Int)]})
|
|
length updatedResult `shouldBe` 1
|
|
it "works if there is no matching document" $ do
|
|
db $ deleteOne $ select ["name" =: "Giants"] "team"
|
|
updatedResult <- db $ rest =<< find ((select [] "team") {project = ["_id" =: (0 :: Int)]})
|
|
length updatedResult `shouldBe` 0
|
|
|
|
describe "deleteMany" $ do
|
|
it "actually deletes something" $ do
|
|
wireVersion <- getWireVersion
|
|
when (wireVersion > 1) $ do
|
|
_ <- db $ insert "team" ["name" =: ("Giants" :: String)]
|
|
_ <- db $ insert "team" ["name" =: ("Yankees" :: String)]
|
|
_ <- db $ deleteMany "team" [ (["name" =: ("Giants" :: String)], [])
|
|
, (["name" =: ("Yankees" :: String)], [])
|
|
]
|
|
updatedResult <- db $ rest =<< find ((select [] "team") {project = ["_id" =: (0 :: Int)]})
|
|
length updatedResult `shouldBe` 0
|
|
|
|
describe "deleteAll" $ do
|
|
it "actually deletes something" $ do
|
|
wireVersion <- getWireVersion
|
|
when (wireVersion > 1) $ do
|
|
_ <- db $ insert "team" [ "name" =: ("Giants" :: String)
|
|
, "score" =: (Nothing :: Maybe Int)
|
|
]
|
|
_ <- db $ insert "team" [ "name" =: ("Yankees" :: String)
|
|
, "score" =: (1 :: Int)
|
|
]
|
|
_ <- db $ deleteAll "team" [ (["name" =: ("Giants" :: String)], [])
|
|
, (["name" =: ("Yankees" :: String)], [])
|
|
]
|
|
updatedResult <- db $ rest =<< find ((select [] "team") {project = ["_id" =: (0 :: Int)]})
|
|
length updatedResult `shouldBe` 0
|
|
it "can handle big deletes" $ do
|
|
wireVersion <- getWireVersion
|
|
when (wireVersion > 1) $ do
|
|
let docs = (flip map) [0..20000] $ \i ->
|
|
["name" =: (T.pack $ "name " ++ (show i))]
|
|
_ <- db $ insertAll "bigCollection" docs
|
|
_ <- db $ deleteAll "bigCollection" $ map (\d -> (d, [])) docs
|
|
updatedResult <- db $ rest =<< find ((select [] "bigCollection") {project = ["_id" =: (0 :: Int)]})
|
|
length updatedResult `shouldBe` 0
|
|
it "returns correct result" $ do
|
|
wireVersion <- getWireVersion
|
|
when (wireVersion > 1) $ do
|
|
_ <- db $ insert "testCollection" [ "myField" =: "myValue" ]
|
|
_ <- db $ insert "testCollection" [ "myField" =: "myValue" ]
|
|
res <- db $ deleteAll "testCollection" [ (["myField" =: "myValue"], []) ]
|
|
nRemoved res `shouldBe` 2
|
|
|
|
describe "allCollections" $ do
|
|
it "returns all collections in a database" $ do
|
|
_ <- db $ insert "team1" ["name" =: "Yankees", "league" =: "American"]
|
|
_ <- db $ insert "team2" ["name" =: "Yankees", "league" =: "American"]
|
|
_ <- db $ insert "team3" ["name" =: "Yankees", "league" =: "American"]
|
|
collections <- db $ allCollections
|
|
liftIO $ (L.sort collections) `shouldContain` ["team1", "team2", "team3"]
|
|
|
|
describe "aggregate" $ before_ insertUsers $
|
|
it "aggregates to normalize and sort documents" $ do
|
|
result <- db $ aggregate "users" [ ["$project" =: ["name" =: ["$toUpper" =: "$_id"], "_id" =: 0]]
|
|
, ["$sort" =: ["name" =: 1]]
|
|
]
|
|
result `shouldBe` [["name" =: "JANE"], ["name" =: "JILL"], ["name" =: "JOE"]]
|
|
|
|
-- This feature was introduced in MongoDB version 3.2
|
|
-- https://docs.mongodb.com/manual/reference/command/find/
|
|
describe "findCommand" $ pendingIfMongoVersion (< (3,2)) $
|
|
context "when mongo version is 3.2 or superior" $ before insertUsers $ do
|
|
it "fetches all the records" $ do
|
|
result <- db $ rest =<< findCommand (select [] "users")
|
|
length result `shouldBe` 3
|
|
|
|
it "filters the records" $ do
|
|
result <- db $ rest =<< findCommand (select ["_id" =: "joe"] "users")
|
|
length result `shouldBe` 1
|
|
|
|
it "projects the records" $ do
|
|
result <- db $ rest =<< findCommand
|
|
(select [] "users") { project = [ "_id" =: 1 ] }
|
|
result `shouldBe` [["_id" =: "jane"], ["_id" =: "joe"], ["_id" =: "jill"]]
|
|
|
|
it "sorts the records" $ do
|
|
result <- db $ rest =<< findCommand
|
|
(select [] "users") { project = [ "_id" =: 1 ]
|
|
, sort = [ "_id" =: 1 ]
|
|
}
|
|
result `shouldBe` [["_id" =: "jane"], ["_id" =: "jill"], ["_id" =: "joe"]]
|
|
|