137 lines
4.6 KiB
Elm
137 lines
4.6 KiB
Elm
module Test.Values.StateManager exposing (..)
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import Expect
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import Fuzz exposing (Fuzzer)
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import Internal.Values.StateManager as StateManager exposing (StateManager)
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import Json.Decode as D
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import Json.Encode as E
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import Test exposing (..)
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import Test.Values.Event as TestEvent
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fuzzer : Fuzzer StateManager
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fuzzer =
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TestEvent.fuzzer
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|> Fuzz.list
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|> Fuzz.map StateManager.fromList
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fuzzerKey : Fuzzer { eventType : String, stateKey : String }
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fuzzerKey =
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Fuzz.map2
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(\a b -> { eventType = a, stateKey = b })
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Fuzz.string
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Fuzz.string
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suite : Test
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suite =
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describe "StateManager"
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[ describe "empty"
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[ test "empty isEmpty"
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(StateManager.empty
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|> StateManager.isEmpty
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|> Expect.equal True
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|> always
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)
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, fuzz TestEvent.fuzzer
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"empty has no member"
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(\event ->
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StateManager.empty
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|> StateManager.member event
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|> Expect.equal False
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)
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, fuzz fuzzerKey
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"empty has no memberKey"
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(\key ->
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StateManager.empty
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|> StateManager.memberKey key
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|> Expect.equal False
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)
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, fuzz fuzzerKey
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"Empty gets Nothing"
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(\key ->
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StateManager.empty
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|> StateManager.get key
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|> Expect.equal Nothing
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)
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, test "Empty has no keys"
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(StateManager.empty
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|> StateManager.keys
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|> Expect.equal []
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|> always
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)
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, test "Empty has no values"
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(StateManager.empty
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|> StateManager.values
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|> Expect.equal []
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|> always
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)
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, test "toList empty equals []"
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(StateManager.empty
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|> StateManager.toList
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|> Expect.equal []
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|> always
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)
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, test "fromList [] equals empty"
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([]
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|> StateManager.fromList
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|> Expect.equal StateManager.empty
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|> always
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)
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, test "JSON encode -> JSON decode remains empty"
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(StateManager.empty
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|> StateManager.encode
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|> E.encode 0
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|> D.decodeString StateManager.decoder
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|> Expect.equal (Ok StateManager.empty)
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|> always
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)
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]
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, describe "singleton"
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[ fuzz TestEvent.fuzzerState
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"singleton = empty + event"
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(\event ->
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StateManager.empty
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|> StateManager.insert event
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|> StateManager.isEqual (StateManager.singleton event)
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|> Expect.equal True
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)
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, fuzz TestEvent.fuzzerState
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"singleton - event = empty"
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(\event ->
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StateManager.singleton event
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|> StateManager.remove event
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|> StateManager.isEqual StateManager.empty
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|> Expect.equal True
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)
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, fuzz TestEvent.fuzzerState
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"singleton has one member"
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(\event ->
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StateManager.singleton event
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|> StateManager.member event
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|> Expect.equal True
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)
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-- , fuzz2 TestEvent.fuzzerState TestEvent.fuzzerState
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-- "singleton has no other members"
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-- (\e1 e2 ->
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-- if (Debug.log "To compare" e1) == e2 then
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-- Expect.pass
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-- else
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-- ()
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-- |> Debug.log "Not equal"
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-- |> always (StateManager.singleton e1)
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-- |> StateManager.member e2
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-- |> Expect.equal False
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-- )
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, fuzz TestEvent.fuzzerState "singleton has one value"
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(\event ->
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StateManager.singleton event
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|> StateManager.values
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|> Expect.equal [ event ]
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)
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]
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-- Write other tests here
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]
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