From a82d2651ca4a9b8c2871c79c2c51652c8c39b91f Mon Sep 17 00:00:00 2001
From: Piotr Stachyra <piotr.stachyra@iohk.io>
Date: Mon, 17 Jun 2019 17:36:04 +0200
Subject: [PATCH] Use temp directory for serve --database test

---
 .../Test/Integration/Scenario/CLI/Server.hs   | 44 +++++++++----------
 1 file changed, 21 insertions(+), 23 deletions(-)

diff --git a/lib/core/test/integration/Test/Integration/Scenario/CLI/Server.hs b/lib/core/test/integration/Test/Integration/Scenario/CLI/Server.hs
index 226466c7255..44395818327 100644
--- a/lib/core/test/integration/Test/Integration/Scenario/CLI/Server.hs
+++ b/lib/core/test/integration/Test/Integration/Scenario/CLI/Server.hs
@@ -7,40 +7,38 @@ import Prelude
 import Cardano.Launcher
     ( Command (..), StdStream (..) )
 import System.Directory
-    ( doesFileExist, removePathForcibly )
+    ( doesFileExist )
+import System.IO.Temp
+    ( withSystemTempDirectory )
 import Test.Hspec
-    ( SpecWith, after_, describe, it )
+    ( SpecWith, describe, it )
 import Test.Hspec.Expectations.Lifted
     ( shouldReturn )
 import Test.Integration.Framework.DSL
     ( Context (..), expectCmdStarts )
 
 spec :: SpecWith (Context t)
-spec = after_ tearDown $ do
+spec = do
     describe "SERVER - cardano-wallet serve" $ do
-        it "SERVER - Can start cardano-wallet serve without --database" $ \_ -> do
+        it "SERVER - Can just start cardano-wallet serve" $ \_ -> do
             let cardanoWalletServer = Command "stack"
                     [ "exec", "--", "cardano-wallet", "serve"
                     ] (return ())
                     Inherit
             expectCmdStarts cardanoWalletServer
-            doesFileExist dbFile `shouldReturn` False
-            doesFileExist (dbFile ++ "-shm") `shouldReturn` False
-            doesFileExist (dbFile ++ "-wal") `shouldReturn` False
 
-        it "SERVER - Can start cardano-wallet serve with --database" $ \_ -> do
-            let cardanoWalletServer = Command "stack"
-                    [ "exec", "--", "cardano-wallet", "serve"
-                    , "--database", dbFile
-                    ] (return ())
-                    Inherit
-            expectCmdStarts cardanoWalletServer
-            doesFileExist dbFile `shouldReturn` True
-            doesFileExist (dbFile ++ "-shm") `shouldReturn` True
-            doesFileExist (dbFile ++ "-wal") `shouldReturn` True
- where
-     dbFile = "./test/data/test-DB-File"
-     tearDown = do
-         removePathForcibly dbFile
-         removePathForcibly (dbFile ++ "-shm")
-         removePathForcibly (dbFile ++ "-wal")
+        it "SERVER - Can start cardano-wallet serve --database" $ \_ -> do
+            withTempDir $ \d -> do
+                let dbFile = d ++ "/db-file"
+                let cardanoWalletServer = Command "stack"
+                        [ "exec", "--", "cardano-wallet", "serve"
+                        , "--database", dbFile
+                        ] (return ())
+                        Inherit
+                expectCmdStarts cardanoWalletServer
+                doesFileExist dbFile `shouldReturn` True
+                doesFileExist (dbFile ++ "-shm") `shouldReturn` True
+                doesFileExist (dbFile ++ "-wal") `shouldReturn` True
+
+withTempDir :: (FilePath -> IO a) -> IO a
+withTempDir = withSystemTempDirectory "integration-state"