44 lines
1.4 KiB
Haskell
44 lines
1.4 KiB
Haskell
{-# LANGUAGE OverloadedStrings #-}
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module BusSpec (spec) where
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import Control.Concurrent.STM
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( atomically
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, dupTChan
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, readTChan
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, writeTChan
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)
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import Data.Aeson (Value (..))
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import HomeAssistant.Controller (HASSEff (..), Service (..))
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import HomeAssistant.Runtime.Bus
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import Test.Hspec
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spec :: Spec
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spec = describe "Bus" $ do
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it "broadcasts inbound messages to every dup'd channel in order" $ do
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bus <- newBus 0
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p1 <- atomically $ dupTChan (busInbound bus)
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p2 <- atomically $ dupTChan (busInbound bus)
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atomically $ writeTChan (busInbound bus) (Number 1)
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atomically $ writeTChan (busInbound bus) (Number 2)
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r1 <- atomically $ (,) <$> readTChan p1 <*> readTChan p1
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r2 <- atomically $ (,) <$> readTChan p2 <*> readTChan p2
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r1 `shouldBe` (Number 1, Number 2)
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r2 `shouldBe` (Number 1, Number 2)
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it "channelHassEval writes CallService to the outbound channel" $ do
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bus <- newBus 0
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let svc = Service "light" "turn_on" Nothing "light.bedroom_masse"
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channelHassEval bus (CallService svc)
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atomically (readTChan (busOutbound bus)) `shouldReturn` svc
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it "channelHassEval leaves Pure untouched" $ do
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bus <- newBus 0
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channelHassEval bus (Pure 42) `shouldReturn` (42 :: Int)
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it "generates unique sequential call ids" $ do
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gen <- mkCallIdGen 0
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a <- generateCallId gen
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b <- generateCallId gen
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(a, b) `shouldBe` (1, 2)
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