70 lines
2 KiB
Haskell
70 lines
2 KiB
Haskell
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{-# OPTIONS_GHC -fno-warn-orphans #-}
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module Servant.Common.BaseUrlSpec where
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import Control.Applicative
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import Control.DeepSeq
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import Test.Hspec
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import Test.QuickCheck
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import Servant.Common.BaseUrl
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spec :: Spec
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spec = do
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describe "showBaseUrl" $ do
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it "shows a BaseUrl" $ do
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showBaseUrl (BaseUrl Http "foo.com" 80) `shouldBe` "http://foo.com"
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it "shows a https BaseUrl" $ do
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showBaseUrl (BaseUrl Https "foo.com" 443) `shouldBe` "https://foo.com"
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describe "httpBaseUrl" $ do
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it "allows to construct default http BaseUrls" $ do
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BaseUrl Http "bar" 80 `shouldBe` BaseUrl Http "bar" 80
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describe "parseBaseUrl" $ do
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it "is total" $ do
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property $ \ string ->
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deepseq (fmap show (parseBaseUrl string)) True
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it "is the inverse of showBaseUrl" $ do
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property $ \ baseUrl ->
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counterexample (showBaseUrl baseUrl) $
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parseBaseUrl (showBaseUrl baseUrl) ===
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Right baseUrl
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it "allows trailing slashes" $ do
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parseBaseUrl "foo.com/" `shouldBe` Right (BaseUrl Http "foo.com" 80)
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context "urls without scheme" $ do
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it "assumes http" $ do
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parseBaseUrl "foo.com" `shouldBe` Right (BaseUrl Http "foo.com" 80)
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it "allows port numbers" $ do
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parseBaseUrl "foo.com:8080" `shouldBe` Right (BaseUrl Http "foo.com" 8080)
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it "rejects ftp urls" $ do
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parseBaseUrl "ftp://foo.com" `shouldSatisfy` isLeft
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instance Arbitrary BaseUrl where
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arbitrary = BaseUrl <$>
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elements [Http, Https] <*>
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hostNameGen <*>
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portGen
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where
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-- this does not perfectly mirror the url standard, but I hope it's good
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-- enough.
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hostNameGen = do
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let letters = ['a' .. 'z'] ++ ['A' .. 'Z']
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first <- elements letters
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middle <- listOf1 $ elements (letters ++ ['0' .. '9'] ++ ['.', '-'])
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last <- elements letters
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return (first : middle ++ [last])
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portGen = frequency $
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(1, return 80) :
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(1, return 443) :
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(1, choose (1, 20000)) :
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[]
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isLeft :: Either a b -> Bool
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isLeft = either (const True) (const False)
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