hspec-expectations 0.7.2 → 0.8.0
raw patch · 5 files changed
+230/−34 lines, 5 filesdep +call-stackdep +nanospec
Dependencies added: call-stack, nanospec
Files
- hspec-expectations.cabal +28/−6
- src/Test/Hspec/Expectations.hs +32/−28
- test/Spec.hs +14/−0
- test/Test/Hspec/Expectations/MatcherSpec.hs +34/−0
- test/Test/Hspec/ExpectationsSpec.hs +122/−0
hspec-expectations.cabal view
@@ -1,12 +1,12 @@--- This file has been generated from package.yaml by hpack version 0.5.4.+-- This file has been generated from package.yaml by hpack version 0.15.0. -- -- see: https://github.com/sol/hpack name: hspec-expectations-version: 0.7.2+version: 0.8.0 synopsis: Catchy combinators for HUnit-description: Catchy combinators for HUnit: <https://github.com/sol/hspec-expectations#readme>-bug-reports: https://github.com/sol/hspec-expectations/issues+description: Catchy combinators for HUnit: <https://github.com/hspec/hspec-expectations#readme>+bug-reports: https://github.com/hspec/hspec-expectations/issues license: MIT license-file: LICENSE copyright: (c) 2011-2015 Simon Hengel@@ -15,11 +15,11 @@ build-type: Simple category: Testing cabal-version: >= 1.10-homepage: https://github.com/sol/hspec-expectations#readme+homepage: https://github.com/hspec/hspec-expectations#readme source-repository head type: git- location: https://github.com/sol/hspec-expectations+ location: https://github.com/hspec/hspec-expectations library hs-source-dirs:@@ -28,9 +28,31 @@ build-depends: base == 4.* , HUnit+ , call-stack exposed-modules: Test.Hspec.Expectations Test.Hspec.Expectations.Contrib other-modules:+ Test.Hspec.Expectations.Matcher+ Paths_hspec_expectations+ default-language: Haskell2010++test-suite spec+ type: exitcode-stdio-1.0+ main-is: Spec.hs+ hs-source-dirs:+ test+ src+ ghc-options: -Wall+ build-depends:+ base == 4.*+ , HUnit+ , call-stack+ , nanospec+ other-modules:+ Test.Hspec.Expectations.MatcherSpec+ Test.Hspec.ExpectationsSpec+ Test.Hspec.Expectations+ Test.Hspec.Expectations.Contrib Test.Hspec.Expectations.Matcher default-language: Haskell2010
src/Test/Hspec/Expectations.hs view
@@ -1,14 +1,14 @@ {-# LANGUAGE CPP #-}-#if MIN_VERSION_base(4,8,1)-#define HAS_SOURCE_LOCATIONS+{-# LANGUAGE ConstraintKinds #-}+{-# LANGUAGE KindSignatures #-} {-# LANGUAGE ImplicitParams #-}-#endif -- | -- Introductory documentation: <https://github.com/sol/hspec-expectations#readme> module Test.Hspec.Expectations ( -- * Setting expectations Expectation+, HasCallStack , expectationFailure , shouldBe , shouldSatisfy@@ -58,24 +58,24 @@ import Test.Hspec.Expectations.Matcher -#ifdef HAS_SOURCE_LOCATIONS--import GHC.Stack--#define with_loc(NAME, TYPE) NAME :: (?loc :: CallStack) => TYPE-+#if MIN_VERSION_HUnit(1,4,0)+import Data.CallStack (HasCallStack) #else--#define with_loc(NAME, TYPE) NAME :: TYPE-+#if MIN_VERSION_base(4,8,1)+import qualified GHC.Stack as GHC+type HasCallStack = (?loc :: GHC.CallStack)+#else+import GHC.Exts (Constraint)+type HasCallStack = (() :: Constraint) #endif+#endif type Expectation = Test.HUnit.Assertion -with_loc(expectationFailure, String -> Expectation)+expectationFailure :: HasCallStack => String -> Expectation expectationFailure = Test.HUnit.assertFailure -with_loc(expectTrue, String -> Bool -> Expectation)+expectTrue :: HasCallStack => String -> Bool -> Expectation expectTrue msg b = unless b (expectationFailure msg) infix 1 `shouldBe`, `shouldSatisfy`, `shouldStartWith`, `shouldEndWith`, `shouldContain`, `shouldMatchList`, `shouldReturn`, `shouldThrow`@@ -84,62 +84,62 @@ -- | -- @actual \`shouldBe\` expected@ sets the expectation that @actual@ is equal -- to @expected@.-with_loc(shouldBe, (Show a, Eq a) => a -> a -> Expectation)+shouldBe :: (HasCallStack, Show a, Eq a) => a -> a -> Expectation actual `shouldBe` expected = expectTrue ("expected: " ++ show expected ++ "\n but got: " ++ show actual) (actual == expected) -- | -- @v \`shouldSatisfy\` p@ sets the expectation that @p v@ is @True@.-with_loc(shouldSatisfy, (Show a) => a -> (a -> Bool) -> Expectation)+shouldSatisfy :: (HasCallStack, Show a) => a -> (a -> Bool) -> Expectation v `shouldSatisfy` p = expectTrue ("predicate failed on: " ++ show v) (p v) -with_loc(compareWith, (Show a, Eq a) => (a -> a -> Bool) -> String -> a -> a -> Expectation)+compareWith :: (HasCallStack, Show a) => (a -> a -> Bool) -> String -> a -> a -> Expectation compareWith comparator errorDesc result expected = expectTrue errorMsg (comparator expected result) where errorMsg = show result ++ " " ++ errorDesc ++ " " ++ show expected -- | -- @list \`shouldStartWith\` prefix@ sets the expectation that @list@ starts with @prefix@,-with_loc(shouldStartWith, (Show a, Eq a) => [a] -> [a] -> Expectation)+shouldStartWith :: (HasCallStack, Show a, Eq a) => [a] -> [a] -> Expectation shouldStartWith = compareWith isPrefixOf "does not start with" -- | -- @list \`shouldEndWith\` suffix@ sets the expectation that @list@ ends with @suffix@,-with_loc(shouldEndWith, (Show a, Eq a) => [a] -> [a] -> Expectation)+shouldEndWith :: (HasCallStack, Show a, Eq a) => [a] -> [a] -> Expectation shouldEndWith = compareWith isSuffixOf "does not end with" -- | -- @list \`shouldContain\` sublist@ sets the expectation that @sublist@ is contained, -- wholly and intact, anywhere in @list@.-with_loc(shouldContain, (Show a, Eq a) => [a] -> [a] -> Expectation)+shouldContain :: (HasCallStack, Show a, Eq a) => [a] -> [a] -> Expectation shouldContain = compareWith isInfixOf "does not contain" -- | -- @xs \`shouldMatchList\` ys@ sets the expectation that @xs@ has the same -- elements that @ys@ has, possibly in another order-with_loc(shouldMatchList, (Show a, Eq a) => [a] -> [a] -> Expectation)+shouldMatchList :: (HasCallStack, Show a, Eq a) => [a] -> [a] -> Expectation xs `shouldMatchList` ys = maybe (return ()) expectationFailure (matchList xs ys) -- | -- @action \`shouldReturn\` expected@ sets the expectation that @action@ -- returns @expected@.-with_loc(shouldReturn, (Show a, Eq a) => IO a -> a -> Expectation)+shouldReturn :: (HasCallStack, Show a, Eq a) => IO a -> a -> Expectation action `shouldReturn` expected = action >>= (`shouldBe` expected) -- | -- @actual \`shouldNotBe\` notExpected@ sets the expectation that @actual@ is not -- equal to @notExpected@-with_loc(shouldNotBe, (Show a, Eq a) => a -> a -> Expectation)+shouldNotBe :: (HasCallStack, Show a, Eq a) => a -> a -> Expectation actual `shouldNotBe` notExpected = expectTrue ("not expected: " ++ show actual) (actual /= notExpected) -- | -- @v \`shouldNotSatisfy\` p@ sets the expectation that @p v@ is @False@.-with_loc(shouldNotSatisfy, (Show a) => a -> (a -> Bool) -> Expectation)-v `shouldNotSatisfy` p = expectTrue ("predicate succeded on: " ++ show v) ((not . p) v)+shouldNotSatisfy :: (HasCallStack, Show a) => a -> (a -> Bool) -> Expectation+v `shouldNotSatisfy` p = expectTrue ("predicate succeeded on: " ++ show v) ((not . p) v) -- | -- @list \`shouldNotContain\` sublist@ sets the expectation that @sublist@ is not -- contained anywhere in @list@.-with_loc(shouldNotContain, (Show a, Eq a) => [a] -> [a] -> Expectation)+shouldNotContain :: (HasCallStack, Show a, Eq a) => [a] -> [a] -> Expectation list `shouldNotContain` sublist = expectTrue errorMsg ((not . isInfixOf sublist) list) where errorMsg = show list ++ " does contain " ++ show sublist@@ -147,7 +147,7 @@ -- | -- @action \`shouldNotReturn\` notExpected@ sets the expectation that @action@ -- does not return @notExpected@.-with_loc(shouldNotReturn, (Show a, Eq a) => IO a -> a -> Expectation)+shouldNotReturn :: (HasCallStack, Show a, Eq a) => IO a -> a -> Expectation action `shouldNotReturn` notExpected = action >>= (`shouldNotBe` notExpected) -- |@@ -159,7 +159,7 @@ -- @action \`shouldThrow\` selector@ sets the expectation that @action@ throws -- an exception. The precise nature of the expected exception is described -- with a 'Selector'.-with_loc(shouldThrow, Exception e => IO a -> Selector e -> Expectation)+shouldThrow :: (HasCallStack, Exception e) => IO a -> Selector e -> Expectation action `shouldThrow` p = do r <- try action case r of@@ -183,7 +183,11 @@ anyErrorCall = const True errorCall :: String -> Selector ErrorCall+#if MIN_VERSION_base(4,9,0)+errorCall s (ErrorCallWithLocation msg _) = s == msg+#else errorCall s (ErrorCall msg) = s == msg+#endif anyIOException :: Selector IOException anyIOException = const True
+ test/Spec.hs view
@@ -0,0 +1,14 @@+module Main where++import Test.Hspec++import qualified Test.Hspec.ExpectationsSpec+import qualified Test.Hspec.Expectations.MatcherSpec++spec :: Spec+spec = do+ describe "Test.Hspec.ExpectationsSpec" Test.Hspec.ExpectationsSpec.spec+ describe "Test.Hspec.Expectations.MatcherSpec" Test.Hspec.Expectations.MatcherSpec.spec++main :: IO ()+main = hspec spec
+ test/Test/Hspec/Expectations/MatcherSpec.hs view
@@ -0,0 +1,34 @@+module Test.Hspec.Expectations.MatcherSpec (main, spec) where++import Test.Hspec++import Test.Hspec.Expectations.Matcher++main :: IO ()+main = hspec spec++spec :: Spec+spec = do+ describe "matchList" $ do+ it "succeeds if arguments are empty lists" $ do+ matchList [] ([] :: [Int]) `shouldBe` Nothing++ it "succeeds if arguments are equal up to permutation" $ do+ matchList [1, 2, 2, 3] [3, 2, 1, 2 :: Int] `shouldBe` Nothing++ context "when arguments are not equal up to permutation" $ do+ it "shows extra elements" $ do+ [1, 2, 2, 3] `matchList` [1, 2, 3 :: Int] `shouldBe` (Just . unlines) [+ "Actual list is not a permutation of expected list!"+ , " expected list contains: [1, 2, 3]"+ , " actual list contains: [1, 2, 2, 3]"+ , " the extra elements are: [2]"+ ]++ it "shows missing elements" $ do+ [1, 2, 3] `matchList` [1, 2, 2, 3 :: Int] `shouldBe` (Just . unlines) [+ "Actual list is not a permutation of expected list!"+ , " expected list contains: [1, 2, 2, 3]"+ , " actual list contains: [1, 2, 3]"+ , " the missing elements are: [2]"+ ]
+ test/Test/Hspec/ExpectationsSpec.hs view
@@ -0,0 +1,122 @@+{-# LANGUAGE CPP #-}+{-# LANGUAGE ConstraintKinds #-}+{-# LANGUAGE FlexibleContexts #-}+module Test.Hspec.ExpectationsSpec (spec) where++import Control.Exception+import Test.HUnit.Lang+import Test.Hspec (Spec, describe, it)++import Test.Hspec.Expectations hiding (HasCallStack)+import Data.CallStack++expectationFailed :: HasCallStack => String -> HUnitFailure -> Bool+expectationFailed msg (HUnitFailure l m) = m == msg && (fmap setColumn l) == (fmap setColumn location)+ where+ location = case reverse callStack of+ [] -> Nothing+#if MIN_VERSION_HUnit(1,4,0)+ (_, loc) : _ -> Just loc+ location :: Maybe SrcLoc++ setColumn loc_ = loc_{srcLocStartCol = 0, srcLocEndCol = 0}+#else+ (_, loc) : _ -> Just $ Location (srcLocFile loc) (srcLocStartLine loc) 0+ location :: Maybe Location++ setColumn loc_ = loc_{locationColumn = 0}+#endif++spec :: Spec+spec = do+ describe "shouldBe" $ do+ it "succeeds if arguments are equal" $ do+ "foo" `shouldBe` "foo"++ it "fails if arguments are not equal" $ do+ ("foo" `shouldBe` "bar") `shouldThrow` expectationFailed "expected: \"bar\"\n but got: \"foo\""++ describe "shouldSatisfy" $ do+ it "succeeds if value satisfies predicate" $ do+ "" `shouldSatisfy` null++ it "fails if value does not satisfy predicate" $ do+ ("foo" `shouldSatisfy` null) `shouldThrow` expectationFailed "predicate failed on: \"foo\""++ describe "shouldReturn" $ do+ it "succeeds if arguments represent equal values" $ do+ return "foo" `shouldReturn` "foo"++ it "fails if arguments do not represent equal values" $ do+ (return "foo" `shouldReturn` "bar") `shouldThrow` expectationFailed "expected: \"bar\"\n but got: \"foo\""++ describe "shouldStartWith" $ do+ it "succeeds if second is prefix of first" $ do+ "hello world" `shouldStartWith` "hello"++ it "fails if second is not prefix of first" $ do+ ("hello world" `shouldStartWith` "world") `shouldThrow` expectationFailed "\"hello world\" does not start with \"world\""++ describe "shouldEndWith" $ do+ it "succeeds if second is suffix of first" $ do+ "hello world" `shouldEndWith` "world"++ it "fails if second is not suffix of first" $ do+ ("hello world" `shouldEndWith` "hello") `shouldThrow` expectationFailed "\"hello world\" does not end with \"hello\""++ describe "shouldContain" $ do+ it "succeeds if second argument is contained in the first" $ do+ "I'm an hello world message" `shouldContain` "an hello"++ it "fails if first argument does not contain the second" $ do+ ("foo" `shouldContain` "bar") `shouldThrow` expectationFailed "\"foo\" does not contain \"bar\""++ describe "shouldNotBe" $ do+ it "succeeds if arguments are not equal" $ do+ "foo" `shouldNotBe` "bar"++ it "fails if arguments are equal" $ do+ ("foo" `shouldNotBe` "foo") `shouldThrow` expectationFailed "not expected: \"foo\""++ describe "shouldNotSatisfy" $ do+ it "succeeds if value does not satisfy predicate" $ do+ "bar" `shouldNotSatisfy` null++ it "fails if the value does satisfy predicate" $ do+ ("" `shouldNotSatisfy` null) `shouldThrow` expectationFailed "predicate succeeded on: \"\""++ describe "shouldNotReturn" $ do+ it "succeeds if arguments does not represent equal values" $ do+ return "foo" `shouldNotReturn` "bar"++ it "fails if arguments do represent equal values" $ do+ (return "foo" `shouldNotReturn` "foo") `shouldThrow` expectationFailed "not expected: \"foo\""++ describe "shouldNotContain" $ do+ it "succeeds if second argument is not contained in the first" $ do+ "I'm an hello world message" `shouldNotContain` "test"++ it "fails if first argument does contain the second" $ do+ ("foo abc def" `shouldNotContain` "def") `shouldThrow` expectationFailed "\"foo abc def\" does contain \"def\""++ describe "shouldThrow" $ do+ it "can be used to require a specific exception" $ do+ throwIO DivideByZero `shouldThrow` (== DivideByZero)++ it "can be used to require any exception" $ do+ error "foobar" `shouldThrow` anyException++ it "can be used to require an exception of a specific type" $ do+ error "foobar" `shouldThrow` anyErrorCall++ it "can be used to require a specific exception" $ do+ error "foobar" `shouldThrow` errorCall "foobar"++ it "fails, if a required specific exception is not thrown" $ do+ (throwIO Overflow `shouldThrow` (== DivideByZero)) `shouldThrow` expectationFailed "predicate failed on expected exception: ArithException (arithmetic overflow)"++ it "fails, if any exception is required, but no exception is thrown" $ do+ (return () `shouldThrow` anyException) `shouldThrow` expectationFailed "did not get expected exception: SomeException"++ it "fails, if an exception of a specific type is required, but no exception is thrown" $ do+ (return () `shouldThrow` anyErrorCall) `shouldThrow` expectationFailed "did not get expected exception: ErrorCall"