@@ -402,19 +402,19 @@ testFunctionalDependencies = TestCase $ do
402402testEmptyCommits :: Test
403403testEmptyCommits = TestCase $ do
404404 (sessionId, dbconn) <- dateExamplesConnection emptyNotificationCallback
405− err <- executeGraphExpr sessionId dbconn Commit
406− assertEqual "no updates empty commit" (Just EmptyCommitError) err
405+ err1 <- executeGraphExpr sessionId dbconn Commit
406+ assertEqual "no updates empty commit" (Just EmptyCommitError) err1
407407 --insert no tuples
408408 Nothing <- executeDatabaseContextExpr sessionId dbconn (Insert "s" (RelationVariable "s" ()))
409− err <- executeGraphExpr sessionId dbconn Commit
410− assertEqual "empty insert empty commit" (Just EmptyCommitError) err
409+ err2 <- executeGraphExpr sessionId dbconn Commit
410+ assertEqual "empty insert empty commit" (Just EmptyCommitError) err2
411411 --update no tuples
412412 Nothing <- executeDatabaseContextExpr sessionId dbconn (Update "s" (M.singleton "sname" (NakedAtomExpr (TextAtom "Bob"))) (AttributeEqualityPredicate "sname" (NakedAtomExpr (TextAtom "Mike"))))
413− err <- executeGraphExpr sessionId dbconn Commit
414− assertEqual "empty update empty commit" (Just EmptyCommitError) err
413+ err3 <- executeGraphExpr sessionId dbconn Commit
414+ assertEqual "empty update empty commit" (Just EmptyCommitError) err3
415415 --delete no tuples
416416 Nothing <- executeDatabaseContextExpr sessionId dbconn (Delete "s" (AttributeEqualityPredicate "sname" (NakedAtomExpr (TextAtom "Mike"))))
417− err <- executeGraphExpr sessionId dbconn Commit
418− assertEqual "empty delete empty commit" (Just EmptyCommitError) err
417+ err4 <- executeGraphExpr sessionId dbconn Commit
418+ assertEqual "empty delete empty commit" (Just EmptyCommitError) err4
419419
420420