implemented pwGetService

src/Password.hs

@@ -236,7 +236,7 @@ pwGetService
   -> Maybe PWData
   -- ^ the service's password data, or @"Nothing"@ if the service is
   -- not found
-pwGetService = undefined
+pwGetService = M.lookup
 
 isSpecial :: Char -> Bool
 isSpecial x = not $ isUpper x || isLower x || isDigit x

test/Spec.hs

@@ -31,6 +31,7 @@ import qualified Spec.NewPWDatabase as NewPWDatabase
 import qualified Spec.NewPWPolicy as NewPWPolicy
 import qualified Spec.NewPWSalt as NewPWSalt
 import qualified Spec.PWGenerate as PWGenerate
+import qualified Spec.PWGetService as PWGetService
 import qualified Spec.PWHasService as PWHasService
 import qualified Spec.PWSetService as PWSetService
 import qualified Spec.ValidatePWData as ValidatePWData
@@ -53,6 +54,7 @@ tests = TestList
   , PWGenerate.tests
   , PWHasService.tests
   , PWSetService.tests
+  , PWGetService.tests
   ]
 
 --jl

test/Spec/PWGetService.hs

@@ -0,0 +1,57 @@
+{-
+
+passman
+Copyright (C) 2018 Jonathan Lamothe
+<jlamothe1980@gmail.com>
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as
+published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this program.  If not, see
+<https://www.gnu.org/licenses/>.
+
+-}
+
+module Spec.PWGetService (tests) where
+
+import qualified Data.Map as M
+import System.Random (mkStdGen)
+import Test.HUnit (Test (..), (~?=))
+
+import Password
+
+tests = TestLabel "pwGetService" $ TestList
+  [ empty, found, notFound ]
+
+empty = TestLabel "empty database" $
+  pwGetService "foo" newPWDatabase ~?= Nothing
+
+found = TestLabel "service found" $
+  pwGetService "foo" db ~?= Just foo
+
+notFound = TestLabel "service not found" $
+  pwGetService "quux" db ~?= Nothing
+
+db = M.fromList
+  [ ( "foo", foo )
+  , ( "bar", bar )
+  , ( "baz", baz )
+  ]
+
+(foo, g') = newPWData g
+
+(bar, g'') = newPWData g'
+
+(baz, _) = newPWData g''
+
+g = mkStdGen 1
+
+--jl