@@ -11,7 +11,7 @@ module Tests.Properties
11import Control.Applicative ((<$>), (<*>))
11import Control.Applicative ((<$>), (<*>))
12import Control.Arrow ((***), second)
12import Control.Arrow ((***), second)
13import Data.Bits ((.&.))
13import Data.Bits ((.&.))
14−import Data.Char (chr, isDigit, isHexDigit, isLower, isSpace, isLetter, isUpper, ord)
14+import Data.Char (chr, isDigit, isHexDigit, isLower, isSpace, isUpper, ord)
15import Data.Int (Int8, Int16, Int32, Int64)
15import Data.Int (Int8, Int16, Int32, Int64)
16import Data.Monoid (Monoid(..))
16import Data.Monoid (Monoid(..))
17import Data.String (IsString(fromString))
17import Data.String (IsString(fromString))
@@ -23,7 +23,6 @@ import Data.Text.Internal.Search (indices)
23import Data.Text.Lazy.Read as TL
23import Data.Text.Lazy.Read as TL
24import Data.Text.Read as T
24import Data.Text.Read as T
25import Data.Word (Word, Word8, Word16, Word32, Word64)
25import Data.Word (Word, Word8, Word16, Word32, Word64)
26−import Data.Maybe (mapMaybe)
27import Numeric (showEFloat, showFFloat, showGFloat, showHex)
26import Numeric (showEFloat, showFFloat, showGFloat, showHex)
28import Prelude hiding (replicate)
27import Prelude hiding (replicate)
29import Test.Framework (Test, testGroup)
28import Test.Framework (Test, testGroup)
@@ -31,7 +30,6 @@ import Test.Framework.Providers.QuickCheck2 (testProperty)
31import Test.QuickCheck hiding ((.&.))
30import Test.QuickCheck hiding ((.&.))
32import Test.QuickCheck.Monadic
31import Test.QuickCheck.Monadic
33import Test.QuickCheck.Property (Property(..))
32import Test.QuickCheck.Property (Property(..))
34−import Test.QuickCheck.Unicode (char)
35import Tests.QuickCheckUtils
33import Tests.QuickCheckUtils
36import Tests.Utils
34import Tests.Utils
37import Text.Show.Functions ()
35import Text.Show.Functions ()
@@ -39,7 +37,6 @@ import qualified Control.Exception as Exception
39import qualified Data.Bits as Bits (shiftL, shiftR)
37import qualified Data.Bits as Bits (shiftL, shiftR)
40import qualified Data.ByteString as B
38import qualified Data.ByteString as B
41import qualified Data.ByteString.Lazy as BL
39import qualified Data.ByteString.Lazy as BL
42−import qualified Data.Char as C
43import qualified Data.List as L
40import qualified Data.List as L
44import qualified Data.Text as T
41import qualified Data.Text as T
45import qualified Data.Text.Encoding as E
42import qualified Data.Text.Encoding as E
@@ -63,10 +60,10 @@ t_pack_unpack = (T.unpack . T.pack) `eq` id
63tl_pack_unpack = (TL.unpack . TL.pack) `eq` id
60tl_pack_unpack = (TL.unpack . TL.pack) `eq` id
64t_stream_unstream = (S.unstream . S.stream) `eq` id
61t_stream_unstream = (S.unstream . S.stream) `eq` id
65tl_stream_unstream = (SL.unstream . SL.stream) `eq` id
62tl_stream_unstream = (SL.unstream . SL.stream) `eq` id
66−t_reverse_stream t = (S.reverse . S.reverseStream) t === t
63+t_reverse_stream t = (S.reverse . S.reverseStream) t == t
67−t_singleton c = [c] === (T.unpack . T.singleton) c
64+t_singleton c = [c] == (T.unpack . T.singleton) c
68−tl_singleton c = [c] === (TL.unpack . TL.singleton) c
65+tl_singleton c = [c] == (TL.unpack . TL.singleton) c
69−tl_unstreamChunks x = f 11 x === f 1000 x
66+tl_unstreamChunks x = f 11 x == f 1000 x
70 where f n = SL.unstreamChunks n . S.streamList
67 where f n = SL.unstreamChunks n . S.streamList
71tl_chunk_unchunk = (TL.fromChunks . TL.toChunks) `eq` id
68tl_chunk_unchunk = (TL.fromChunks . TL.toChunks) `eq` id
72tl_from_to_strict = (TL.fromStrict . TL.toStrict) `eq` id
69tl_from_to_strict = (TL.fromStrict . TL.toStrict) `eq` id
@@ -77,13 +74,13 @@ encodeL1 = B.pack . map (fromIntegral . fromEnum) . T.unpack
77encodeLazyL1 :: TL.Text -> BL.ByteString
74encodeLazyL1 :: TL.Text -> BL.ByteString
78encodeLazyL1 = BL.fromChunks . map encodeL1 . TL.toChunks
75encodeLazyL1 = BL.fromChunks . map encodeL1 . TL.toChunks
80−t_ascii t = E.decodeASCII (E.encodeUtf8 a) === a
77+t_ascii t = E.decodeASCII (E.encodeUtf8 a) == a
81 where a = T.map (\c -> chr (ord c `mod` 128)) t
78 where a = T.map (\c -> chr (ord c `mod` 128)) t
82−tl_ascii t = EL.decodeASCII (EL.encodeUtf8 a) === a
79+tl_ascii t = EL.decodeASCII (EL.encodeUtf8 a) == a
83 where a = TL.map (\c -> chr (ord c `mod` 128)) t
80 where a = TL.map (\c -> chr (ord c `mod` 128)) t
84−t_latin1 t = E.decodeLatin1 (encodeL1 a) === a
81+t_latin1 t = E.decodeLatin1 (encodeL1 a) == a
85 where a = T.map (\c -> chr (ord c `mod` 256)) t
82 where a = T.map (\c -> chr (ord c `mod` 256)) t
86−tl_latin1 t = EL.decodeLatin1 (encodeLazyL1 a) === a
83+tl_latin1 t = EL.decodeLatin1 (encodeLazyL1 a) == a
87 where a = TL.map (\c -> chr (ord c `mod` 256)) t
84 where a = TL.map (\c -> chr (ord c `mod` 256)) t
88t_utf8 = forAll genUnicode $ (E.decodeUtf8 . E.encodeUtf8) `eq` id
85t_utf8 = forAll genUnicode $ (E.decodeUtf8 . E.encodeUtf8) `eq` id
89t_utf8' = forAll genUnicode $ (E.decodeUtf8' . E.encodeUtf8) `eq` (id . Right)
86t_utf8' = forAll genUnicode $ (E.decodeUtf8' . E.encodeUtf8) `eq` (id . Right)
@@ -114,7 +111,7 @@ t_utf8_undecoded = forAll genUnicode $ \t ->
114 let b = E.encodeUtf8 t
111 let b = E.encodeUtf8 t
115 ls = concatMap (leftover . E.encodeUtf8 . T.singleton) . T.unpack $ t
112 ls = concatMap (leftover . E.encodeUtf8 . T.singleton) . T.unpack $ t
116 leftover = (++ [B.empty]) . init . tail . B.inits
113 leftover = (++ [B.empty]) . init . tail . B.inits
117− in (map snd . feedChunksOf 1 E.streamDecodeUtf8) b === ls
114+ in (map snd . feedChunksOf 1 E.streamDecodeUtf8) b == ls
119data Badness = Solo | Leading | Trailing
116data Badness = Solo | Leading | Trailing
120 deriving (Eq, Show)
117 deriving (Eq, Show)
@@ -204,8 +201,8 @@ t_mconcat = unsquare $
204 mconcat `eq` (unpackS . mconcat . L.map T.pack)
201 mconcat `eq` (unpackS . mconcat . L.map T.pack)
205tl_mconcat = unsquare $
202tl_mconcat = unsquare $
206 mconcat `eq` (unpackS . mconcat . L.map TL.pack)
203 mconcat `eq` (unpackS . mconcat . L.map TL.pack)
207−t_mempty = mempty === (unpackS (mempty :: T.Text))
204+t_mempty = mempty == (unpackS (mempty :: T.Text))
208−tl_mempty = mempty === (unpackS (mempty :: TL.Text))
205+tl_mempty = mempty == (unpackS (mempty :: TL.Text))
209t_IsString = fromString `eqP` (T.unpack . fromString)
206t_IsString = fromString `eqP` (T.unpack . fromString)
210tl_IsString = fromString `eqP` (TL.unpack . fromString)
207tl_IsString = fromString `eqP` (TL.unpack . fromString)
@@ -329,19 +326,6 @@ t_toUpper_upper t = p (T.toUpper t) >= p t
329 where p = T.length . T.filter isUpper
326 where p = T.length . T.filter isUpper
330tl_toUpper_upper t = p (TL.toUpper t) >= p t
327tl_toUpper_upper t = p (TL.toUpper t) >= p t
331 where p = TL.length . TL.filter isUpper
328 where p = TL.length . TL.filter isUpper
332−t_toTitle_title t = all (<= 1) (caps w)
333− where caps = fmap (T.length . T.filter isUpper) . T.words . T.toTitle
334− -- TIL: there exist uppercase-only letters
335− w = T.filter (\c -> if C.isUpper c then C.toLower c /= c else True) t
336−t_toTitle_1stNotLower = and . notLow . T.toTitle . T.filter stable
337− where notLow = mapMaybe (fmap (not . isLower) . (T.find isLetter)) . T.words
338− -- Surprise! The Spanish/Portuguese ordinal indicators changed
339− -- from category Ll (letter, lowercase) to Lo (letter, other)
341− -- Oh, and there exist lowercase-only letters (see previous test)
342− stable c = if isLower c
343− then C.toUpper c /= c
344− else c /= '\170' && c /= '\186'
346justifyLeft k c xs = xs ++ L.replicate (k - length xs) c
330justifyLeft k c xs = xs ++ L.replicate (k - length xs) c
347justifyRight m n xs = L.replicate (m - length xs) n ++ xs
331justifyRight m n xs = L.replicate (m - length xs) n ++ xs
@@ -530,20 +514,12 @@ s_takeWhile p = L.takeWhile p `eqP` (unpackS . S.takeWhile p)
530s_takeWhile_s p = L.takeWhile p `eqP` (unpackS . S.unstream . S.takeWhile p)
514s_takeWhile_s p = L.takeWhile p `eqP` (unpackS . S.unstream . S.takeWhile p)
531sf_takeWhile q p = (L.takeWhile p . L.filter q) `eqP`
515sf_takeWhile q p = (L.takeWhile p . L.filter q) `eqP`
532 (unpackS . S.takeWhile p . S.filter q)
516 (unpackS . S.takeWhile p . S.filter q)
535− d <- suchThat char (/= c)
537t_takeWhile p = L.takeWhile p `eqP` (unpackS . T.takeWhile p)
517t_takeWhile p = L.takeWhile p `eqP` (unpackS . T.takeWhile p)
538tl_takeWhile p = L.takeWhile p `eqP` (unpackS . TL.takeWhile p)
518tl_takeWhile p = L.takeWhile p `eqP` (unpackS . TL.takeWhile p)
539t_takeWhileEnd p = (L.reverse . L.takeWhile p . L.reverse) `eqP`
519t_takeWhileEnd p = (L.reverse . L.takeWhile p . L.reverse) `eqP`
540 (unpackS . T.takeWhileEnd p)
520 (unpackS . T.takeWhileEnd p)
541−t_takeWhileEnd_null t = forAll noMatch $ \(c,d) -> T.null $
542− T.takeWhileEnd (==d) (T.snoc t c)
543tl_takeWhileEnd p = (L.reverse . L.takeWhile p . L.reverse) `eqP`
521tl_takeWhileEnd p = (L.reverse . L.takeWhile p . L.reverse) `eqP`
544 (unpackS . TL.takeWhileEnd p)
522 (unpackS . TL.takeWhileEnd p)
545−tl_takeWhileEnd_null t = forAll noMatch $ \(c,d) -> TL.null $
546− TL.takeWhileEnd (==d) (TL.snoc t c)
547s_dropWhile p = L.dropWhile p `eqP` (unpackS . S.dropWhile p)
523s_dropWhile p = L.dropWhile p `eqP` (unpackS . S.dropWhile p)
548s_dropWhile_s p = L.dropWhile p `eqP` (unpackS . S.unstream . S.dropWhile p)
524s_dropWhile_s p = L.dropWhile p `eqP` (unpackS . S.unstream . S.dropWhile p)
549sf_dropWhile q p = (L.dropWhile p . L.filter q) `eqP`
525sf_dropWhile q p = (L.dropWhile p . L.filter q) `eqP`
@@ -744,7 +720,7 @@ tl_indices (NotEmpty s) = lazyIndices s `eq` S.indices s
744 conc = T.concat . TL.toChunks
720 conc = T.concat . TL.toChunks
745t_indices_occurs = unsquare $ \(NotEmpty t) ts ->
721t_indices_occurs = unsquare $ \(NotEmpty t) ts ->
746 let s = T.intercalate t ts
722 let s = T.intercalate t ts
747− in Slow.indices t s === indices t s
723+ in Slow.indices t s == indices t s
749-- Bit shifts.
725-- Bit shifts.
750shiftL w = forAll (choose (0,width-1)) $ \k -> Bits.shiftL w k == U.shiftL w k
726shiftL w = forAll (choose (0,width-1)) $ \k -> Bits.shiftL w k == U.shiftL w k
@@ -836,18 +812,18 @@ tb_formatRealFloat_double (a::Double) = tb_formatRealFloat a
836-- Reading.
812-- Reading.
838t_decimal (n::Int) s =
814t_decimal (n::Int) s =
839− T.signed T.decimal (T.pack (show n) `T.append` t) === Right (n,t)
815+ T.signed T.decimal (T.pack (show n) `T.append` t) == Right (n,t)
840 where t = T.dropWhile isDigit s
816 where t = T.dropWhile isDigit s
841tl_decimal (n::Int) s =
817tl_decimal (n::Int) s =
842− TL.signed TL.decimal (TL.pack (show n) `TL.append` t) === Right (n,t)
818+ TL.signed TL.decimal (TL.pack (show n) `TL.append` t) == Right (n,t)
843 where t = TL.dropWhile isDigit s
819 where t = TL.dropWhile isDigit s
844t_hexadecimal m s ox =
820t_hexadecimal m s ox =
845− T.hexadecimal (T.concat [p, T.pack (showHex n ""), t]) === Right (n,t)
821+ T.hexadecimal (T.concat [p, T.pack (showHex n ""), t]) == Right (n,t)
846 where t = T.dropWhile isHexDigit s
822 where t = T.dropWhile isHexDigit s
847 p = if ox then "0x" else ""
823 p = if ox then "0x" else ""
848 n = getPositive m :: Int
824 n = getPositive m :: Int
849tl_hexadecimal m s ox =
825tl_hexadecimal m s ox =
850− TL.hexadecimal (TL.concat [p, TL.pack (showHex n ""), t]) === Right (n,t)
826+ TL.hexadecimal (TL.concat [p, TL.pack (showHex n ""), t]) == Right (n,t)
851 where t = TL.dropWhile isHexDigit s
827 where t = TL.dropWhile isHexDigit s
852 p = if ox then "0x" else ""
828 p = if ox then "0x" else ""
853 n = getPositive m :: Int
829 n = getPositive m :: Int
@@ -891,11 +867,11 @@ tl_write_read_line e m b t = write_read head TL.filter TL.hPutStrLn
892t_dropWord16 m t = dropWord16 m t `T.isSuffixOf` t
868t_dropWord16 m t = dropWord16 m t `T.isSuffixOf` t
893t_takeWord16 m t = takeWord16 m t `T.isPrefixOf` t
869t_takeWord16 m t = takeWord16 m t `T.isPrefixOf` t
894−t_take_drop_16 m t = T.append (takeWord16 n t) (dropWord16 n t) === t
870+t_take_drop_16 m t = T.append (takeWord16 n t) (dropWord16 n t) == t
895 where n = small m
871 where n = small m
896t_use_from t = monadicIO $ assert . (==t) =<< run (useAsPtr t fromPtr)
872t_use_from t = monadicIO $ assert . (==t) =<< run (useAsPtr t fromPtr)
898−t_copy t = T.copy t === t
874+t_copy t = T.copy t == t
900-- Regression tests.
876-- Regression tests.
901s_filter_eq s = S.filter p t == S.streamList (filter p s)
877s_filter_eq s = S.filter p t == S.streamList (filter p s)
@@ -1054,9 +1030,7 @@ tests =
1054 testProperty "tl_toLower_lower" tl_toLower_lower,
1030 testProperty "tl_toLower_lower" tl_toLower_lower,
1055 testProperty "t_toUpper_length" t_toUpper_length,
1031 testProperty "t_toUpper_length" t_toUpper_length,
1056 testProperty "t_toUpper_upper" t_toUpper_upper,
1032 testProperty "t_toUpper_upper" t_toUpper_upper,
1057− testProperty "tl_toUpper_upper" tl_toUpper_upper,
1033+ testProperty "tl_toUpper_upper" tl_toUpper_upper
1058− testProperty "t_toTitle_title" t_toTitle_title,
1059− testProperty "t_toTitle_1stNotLower" t_toTitle_1stNotLower
1062 testGroup "justification" [
1036 testGroup "justification" [
@@ -1173,9 +1147,7 @@ tests =
1173 testProperty "t_takeWhile" t_takeWhile,
1147 testProperty "t_takeWhile" t_takeWhile,
1174 testProperty "tl_takeWhile" tl_takeWhile,
1148 testProperty "tl_takeWhile" tl_takeWhile,
1175 testProperty "t_takeWhileEnd" t_takeWhileEnd,
1149 testProperty "t_takeWhileEnd" t_takeWhileEnd,
1176− testProperty "t_takeWhileEnd_null" t_takeWhileEnd_null,
1177 testProperty "tl_takeWhileEnd" tl_takeWhileEnd,
1150 testProperty "tl_takeWhileEnd" tl_takeWhileEnd,
1178− testProperty "tl_takeWhileEnd_null" tl_takeWhileEnd_null,
1179 testProperty "sf_dropWhile" sf_dropWhile,
1151 testProperty "sf_dropWhile" sf_dropWhile,
1180 testProperty "s_dropWhile" s_dropWhile,
1152 testProperty "s_dropWhile" s_dropWhile,
1181 testProperty "s_dropWhile_s" s_dropWhile_s,
1153 testProperty "s_dropWhile_s" s_dropWhile_s,