Add tests for insert operations
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Fujimura Daisuke
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1 changed files with 147 additions and 8 deletions
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{-# LANGUAGE OverloadedStrings #-}
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{-# 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 TestImport
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import Control.Exception
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fakeDB :: MonadIO m => Action m a -> m a
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fakeDB = access (error "Pipe") (error "AccessMode") "fake"
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testDBName :: Database
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testDBName = "mongodb-haskell-test"
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fakeDB :: Action IO a -> IO a
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fakeDB action = do
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pipe <- connect (host "127.0.0.1")
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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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withCleanDatabase :: IO a -> IO ()
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withCleanDatabase action = dropDB >> action >> dropDB >> return ()
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where
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dropDB = fakeDB $ dropDatabase testDBName
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spec :: Spec
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spec =
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describe "useDb" $
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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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db1 <- fakeDB thisDatabase
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db1 `shouldBe` "fake"
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db2 <- fakeDB $ useDb "use" thisDatabase
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db2 `shouldBe` "use"
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db1 `shouldBe` testDBName
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db2 <- fakeDB $ useDb "another-mongodb-haskell-test" thisDatabase
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db2 `shouldBe` "another-mongodb-haskell-test"
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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 <- fakeDB $ insert "team" ["name" =: "Yankees", "league" =: "American"]
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result <- fakeDB $ 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 <- fakeDB $ insert_ "team" ["name" =: "Yankees", "league" =: "American"]
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fakeDB (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:_) <- fakeDB $ insertMany "team" [ ["name" =: "Yankees", "league" =: "American"]
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, ["name" =: "Dodgers", "league" =: "American"]
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]
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result <- fakeDB $ 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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let insertDuplicatingDocument = do
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_id <- fakeDB $ insert "team" ["name" =: "Dodgers", "league" =: "American"]
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_ <- fakeDB $ insertMany "team" [ ["name" =: "Yankees", "league" =: "American"]
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-- Try to insert document with
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-- 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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before (insertDuplicatingDocument `catch` \(_ :: Failure) -> return ()) $ do
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it "inserts documents before it" $
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fakeDB ( count $ select ["name" =: "Yankees", "league" =: "American"] "team") `shouldReturn` 1
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it "doesn't insert documents after it" $
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fakeDB ( count $ select ["name" =: "Indians", "league" =: "American"] "team") `shouldReturn` 0
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it "raises exception" $
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insertDuplicatingDocument `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 <- fakeDB $ 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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context "Insert a document with duplicating key" $ do
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let insertDuplicatingDocument = do
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_id <- fakeDB $ insert "team" ["name" =: "Dodgers", "league" =: "American"]
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_ <- fakeDB $ insertMany_ "team" [ ["name" =: "Yankees", "league" =: "American"]
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-- Try to insert document with
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-- 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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before (insertDuplicatingDocument `catch` \(_ :: Failure) -> return ()) $ do
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it "inserts documents before it" $
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fakeDB (count $ select ["name" =: "Yankees", "league" =: "American"] "team") `shouldReturn` 1
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it "doesn't insert documents after it" $
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fakeDB (count $ select ["name" =: "Indians", "league" =: "American"] "team") `shouldReturn` 0
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it "raises exception" $
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insertDuplicatingDocument `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:_) <- fakeDB $ insertAll "team" [ ["name" =: "Yankees", "league" =: "American"]
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, ["name" =: "Dodgers", "league" =: "American"]
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]
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result <- fakeDB $ 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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let insertDuplicatingDocument = do
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_id <- fakeDB $ insert "team" ["name" =: "Dodgers", "league" =: "American"]
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_ <- fakeDB $ insertAll "team" [ ["name" =: "Yankees", "league" =: "American"]
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-- Try to insert document with
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-- 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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before (insertDuplicatingDocument `catch` \(_ :: Failure) -> return ()) $ do
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it "inserts all documents which can be inserted" $ do
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fakeDB (count $ select ["name" =: "Yankees", "league" =: "American"] "team") `shouldReturn` 1
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fakeDB (count $ select ["name" =: "Indians", "league" =: "American"] "team") `shouldReturn` 1
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it "raises exception" $
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insertDuplicatingDocument `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 <- fakeDB $ 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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let insertDuplicatingDocument = do
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_id <- fakeDB $ insert "team" ["name" =: "Dodgers", "league" =: "American"]
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_ <- fakeDB $ insertAll_ "team" [ ["name" =: "Yankees", "league" =: "American"]
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-- Try to insert document with
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-- 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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before (insertDuplicatingDocument `catch` \(_ :: Failure) -> return ()) $ do
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it "inserts all documents which can be inserted" $ do
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fakeDB (count $ select ["name" =: "Yankees", "league" =: "American"] "team") `shouldReturn` 1
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fakeDB (count $ select ["name" =: "Indians", "league" =: "American"] "team") `shouldReturn` 1
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it "raises exception" $
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insertDuplicatingDocument `shouldThrow` anyException
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