LIB: add copyFileOverwrite

test/FileSystem/FileOperations/CopyFileOverwriteSpec.hs

@@ -0,0 +1,89 @@
+{-# LANGUAGE OverloadedStrings #-}
+
+module FileSystem.FileOperations.CopyFileOverwriteSpec where
+
+
+import Test.Hspec
+import System.IO.Error
+  (
+    ioeGetErrorType
+  )
+import GHC.IO.Exception
+  (
+    IOErrorType(..)
+  )
+import System.Exit
+import System.Process
+import Utils
+
+
+
+copyFileOverwriteSpec :: Spec
+copyFileOverwriteSpec =
+  describe "HSFM.FileSystem.FileOperations.copyFileOverwrite" $ do
+
+    -- successes --
+    it "copyFileOverwrite, everything clear" $ do
+      copyFileOverwrite' "test/FileSystem/FileOperations/copyFileOverwriteSpec/inputFile"
+                "test/FileSystem/FileOperations/copyFileOverwriteSpec/outputFile"
+      removeFileIfExists "test/FileSystem/FileOperations/copyFileOverwriteSpec/outputFile"
+
+    it "copyFileOverwrite, output file already exists, all clear" $
+      copyFileOverwrite' "test/FileSystem/FileOperations/copyFileOverwriteSpec/inputFile"
+                "test/FileSystem/FileOperations/copyFileOverwriteSpec/alreadyExists"
+
+    it "copyFileOverwrite, output and input are same file" $
+      copyFileOverwrite' "test/FileSystem/FileOperations/copyFileOverwriteSpec/inputFile"
+                "test/FileSystem/FileOperations/copyFileOverwriteSpec/inputFile"
+
+    it "copyFileOverwrite, and compare" $ do
+      copyFileOverwrite' "test/FileSystem/FileOperations/copyFileOverwriteSpec/inputFile"
+                "test/FileSystem/FileOperations/copyFileOverwriteSpec/outputFile"
+      (system $ "cmp -s " ++ "test/FileSystem/FileOperations/copyFileOverwriteSpec/inputFile" ++ " "
+                          ++ "test/FileSystem/FileOperations/copyFileOverwriteSpec/outputFile")
+        `shouldReturn` ExitSuccess
+      removeFileIfExists "test/FileSystem/FileOperations/copyFileOverwriteSpec/outputFile"
+
+    -- posix failures --
+    it "copyFileOverwrite, input file does not exist" $
+      copyFileOverwrite' "test/FileSystem/FileOperations/copyFileOverwriteSpec/noSuchFile"
+                "test/FileSystem/FileOperations/copyFileOverwriteSpec/outputFile"
+        `shouldThrow`
+        (\e -> ioeGetErrorType e == NoSuchThing)
+
+    it "copyFileOverwrite, no permission to write to output directory" $
+      copyFileOverwrite' "test/FileSystem/FileOperations/copyFileOverwriteSpec/inputFile"
+                "test/FileSystem/FileOperations/copyFileOverwriteSpec/outputDirNoWrite/outputFile"
+        `shouldThrow`
+        (\e -> ioeGetErrorType e == PermissionDenied)
+
+    it "copyFileOverwrite, cannot open output directory" $
+      copyFileOverwrite' "test/FileSystem/FileOperations/copyFileOverwriteSpec/inputFile"
+                "test/FileSystem/FileOperations/copyFileOverwriteSpec/noPerms/outputFile"
+        `shouldThrow`
+        (\e -> ioeGetErrorType e == PermissionDenied)
+
+    it "copyFileOverwrite, cannot open source directory" $
+      copyFileOverwrite' "test/FileSystem/FileOperations/copyFileOverwriteSpec/noPerms/inputFile"
+                "test/FileSystem/FileOperations/copyFileOverwriteSpec/outputFile"
+        `shouldThrow`
+        (\e -> ioeGetErrorType e == PermissionDenied)
+
+    it "copyFileOverwrite, wrong input type (symlink)" $
+      copyFileOverwrite' "test/FileSystem/FileOperations/copyFileOverwriteSpec/inputFileSymL"
+                "test/FileSystem/FileOperations/copyFileOverwriteSpec/outputFile"
+        `shouldThrow`
+        (\e -> ioeGetErrorType e == InvalidArgument)
+
+    it "copyFileOverwrite, wrong input type (directory)" $
+      copyFileOverwrite' "test/FileSystem/FileOperations/copyFileOverwriteSpec/wrongInput"
+                "test/FileSystem/FileOperations/copyFileOverwriteSpec/outputFile"
+        `shouldThrow`
+        (\e -> ioeGetErrorType e == InappropriateType)
+
+    it "copyFileOverwrite, output file already exists and is a dir" $
+      copyFileOverwrite' "test/FileSystem/FileOperations/copyFileOverwriteSpec/inputFile"
+                "test/FileSystem/FileOperations/copyFileOverwriteSpec/alreadyExistsD"
+        `shouldThrow`
+        (\e -> ioeGetErrorType e == InappropriateType)
+

test/FileSystem/FileOperations/copyFileOverwriteSpec/alreadyExists

@@ -0,0 +1,4 @@
+abc
+def
+
+dsadasdsa

test/FileSystem/FileOperations/copyFileOverwriteSpec/inputFile

@@ -0,0 +1,4 @@
+abc
+def
+
+dsadasdsa

test/FileSystem/FileOperations/copyFileOverwriteSpec/inputFileSymL

@@ -0,0 +1 @@
+inputFile