test/HUnit.hs

   1 {-# LANGUAGE OverloadedStrings #-}
   2 module HUnit where
   3
   4 import Test.Tasty
   5 import Test.Tasty.HUnit
   6
   7 import Data.Foldable (Foldable(..))
   8 import Data.Function (($), (.))
   9 import Data.Functor ((<$>))
  10 import Data.Int (Int)
  11 import Data.Maybe (Maybe(..))
  12 import Data.Monoid (Monoid(..))
  13 import Data.Ord (Ord(..))
  14 import Data.Semigroup (Semigroup(..))
  15 import Data.String (String, IsString(..))
  16 import Prelude ((+))
  17 import Text.Show (Show(..))
  18 import qualified Data.List as List
  19
  20 import Symantic.Document.API
  21 import Symantic.Document.Plain
  22 import Symantic.Document.AnsiText
  23
  24 -- * Tests
  25 hunits :: TestTree
  26 hunits = testGroup "HUnit" $
  27  [ hunitPlain
  28  ]
  29
  30 hunitPlain :: TestTree
  31 hunitPlain = testList "Plain"
  32  [ newline ==> "\n"
  33  , "hello\nworld" ==> "hello\nworld"
  34  , 10`maxWidth` breakpoints ["hello", "world"] ==> "helloworld"
  35  ,  9`maxWidth` breakpoints ["hello", "world"] ==> "hello\nworld"
  36  ,  6`maxWidth` breakpoints ["he", "ll", "o!"] ==> "hello!"
  37  ,  6`maxWidth` breakpoints ["he", "ll", "o!", "wo", "rl", "d!"] ==> "hello!\nworld!"
  38  ,  5`maxWidth` breakpoints ["hello", "world"] ==> "hello\nworld"
  39  ,  5`maxWidth` breakpoints ["he", "llo", "world"] ==> "hello\nworld"
  40  ,  5`maxWidth` breakpoints ["he", "ll", "o!"] ==> "hell\no!"
  41  ,  4`maxWidth` breakpoints ["hello", "world"] ==> "hello\nworld"
  42  ,  4`maxWidth` breakpoints ["he", "ll", "o!"] ==> "hell\no!"
  43  ,  4`maxWidth` breakpoints ["he", "llo", "world"] ==> "he\nllo\nworld"
  44  ,  4`maxWidth` breakpoints ["he", "llo", "w", "orld"] ==> "he\nllow\norld"
  45  ,  4`maxWidth` breakpoints ["he", "ll", "o!", "wo", "rl", "d!"] ==> "hell\no!wo\nrld!"
  46  ,  3`maxWidth` breakpoints ["hello", "world"] ==> "hello\nworld"
  47  ,  3`maxWidth` breakpoints ["he", "ll"] ==> "he\nll"
  48  ,  3`maxWidth` breakpoints ["he", "ll", "o!"] ==> "he\nll\no!"
  49  ,  1`maxWidth` breakpoints ["he", "ll", "o!"] ==> "he\nll\no!"
  50  ,  4`maxWidth` mconcat ["__", align $ breakpoints ["he", "ll", "o!", "wo", "rl", "d!"]]
  51     ==> "__he\n  ll\n  o!\n  wo\n  rl\n  d!"
  52  ,  6`maxWidth` mconcat ["__", align $ breakpoints ["he", "ll", "o!", "wo", "rl", "d!"]]
  53     ==> "__hell\n  o!wo\n  rld!"
  54  , 16`maxWidth` mconcat ["__", listHorV ["hello", "world"]] ==> "__[hello, world]"
  55  ,  4`maxWidth` mconcat ["__", listHorV ["hello", "world"]] ==> "__[ hello\n  , world\n  ]"
  56  , 11`maxWidth` breakspaces ["hello", "world"] ==> "hello world"
  57  , 10`maxWidth` breakspaces ["hello", "world"] ==> "hello\nworld"
  58  ,  6`maxWidth` breakspaces ["hel", "lo", "wo", "rld"] ==> "hel lo\nwo rld"
  59  ,  6`maxWidth` breakspaces ["hel", "lo", "wo", "rld", "HEL", "LO", "WO", "RLD"] ==> "hel lo\nwo rld\nHEL LO\nWO RLD"
  60  ,  5`maxWidth` breakspaces ["hello", "world"] ==> "hello\nworld"
  61  , 19`maxWidth` fun (fun $ fun $ fun $ fun $ listHorV ["abcdefg", "abcdefg"])
  62    ==> "function(function(\n    function(\n      function(\n        function(\n          [ abcdefg\n          , abcdefg\n          ]\n          )\n        )\n      )\n    ))"
  63  , 19`maxWidth` fun (fun $ fun $ fun $ fun $ listHorV ["abcdefgh", "abcdefgh"])
  64    ==> "function(\n  function(\n    function(\n      function(\n        function(\n          [ abcdefgh\n          , abcdefgh\n          ]\n          )\n        )\n      )\n    )\n  )"
  65  , 7`maxWidth` ("hello"<>breakspace<>"world") ==> "hello\nworld"
  66  , 7`maxWidth` ("hello "<>"world") ==> "hello\nworld"
  67  , "  "<> "hello\nworld\n!" ==> "  hello\nworld\n!"
  68  , "__"<>align "hello\nworld\n!" ==> "__hello\n  world\n  !"
  69  , hang 2 "hello\nworld\n!" ==> "hello\n  world\n  !"
  70  , hang 2 "hello\nworld\n!"<>"\nhello\n!" ==> "hello\n  world\n  !\nhello\n!"
  71  , "let " <> align (catV $
  72              (\(name, typ) -> fill 6 name <+> "::" <+> typ)
  73              <$> [ ("abcdef","Doc")
  74                  , ("abcde","Int -> Doc -> Doc")
  75                  , ("abcdefghi","Doc") ])
  76    ==> "let abcdef :: Doc\n    abcde  :: Int -> Doc -> Doc\n    abcdefghi :: Doc"
  77  , "let " <> align (catV $
  78              (\(name, typ) -> breakfill 6 name <> " ::" <+> typ)
  79              <$> [ ("abcdef","Doc")
  80                  , ("abcde","Int -> Doc -> Doc")
  81                  , ("abcdefghi","Doc") ])
  82    ==> "let abcdef :: Doc\n    abcde  :: Int -> Doc -> Doc\n    abcdefghi\n           :: Doc"
  83  , "let " <> align (catV $
  84              (\(name, typ) -> breakfill 6 name <> " ::" <+> typ)
  85              <$> [("abcdefghi","Doc ->\nDoc")])
  86    ==> "let abcdefghi\n           :: Doc ->\n    Doc"
  87  , "let " <> align (catV $
  88              (\(name, typ) -> breakfill 6 name <> align (" ::" <+> typ))
  89              <$> [("abcdefghi","Doc ->\nDoc")])
  90    ==> "let abcdefghi\n           :: Doc ->\n          Doc"
  91  , 10 `maxWidth` "1 2 3 4 5 6 7 8 9 10 11 12 13 14 15" ==> "1 2 3 4 5\n6 7 8 9 10\n11 12 13\n14 15"
  92  , 10 `maxWidth` "a b "<>"12"<>align (" 34 5")                 ==> "a b 12 34\n      5"
  93  , 10 `maxWidth` "a b "<>"12"<>align (" 34" <> align "")       ==> "a b 12 34"
  94  , 10 `maxWidth` "a b "<>"12"<>align (" 34" <> align " ")      ==> "a b 12 34 "
  95  , 10 `maxWidth` "a b "<>"12"<>align (" 34" <> align " 5")     ==> "a b 12 34\n         5"
  96  , 10 `maxWidth` "a b "<>"12"<>align (" 34" <> align " 56")    ==> "a b 12\n      34\n        56"
  97  , 10 `maxWidth` "a b "<>"12"<>align (" 34" <> align " 567")   ==> "a b\n12 34 567"
  98  , 10 `maxWidth` "a b "<>"12"<>align (" 34" <> align " 5678")  ==> "a b\n12 34 5678"
  99  , 10 `maxWidth` "a b "<>"12"<>align (" 34" <> align " 56789") ==> "a b\n12 34\n     56789"
 100  , 10 `maxWidth` ("1234567890" <> " ") <> "1" ==> "1234567890\n1"
 101  , 10 `maxWidth` nestedAlign  6 ==> "1 2 3 4 5\n         6"
 102  , 10 `maxWidth` nestedAlign  7 ==> "1 2 3 4\n       5\n        6\n         7"
 103  , 10 `maxWidth` nestedAlign  8 ==> "1 2 3\n     4\n      5\n       6\n        7\n         8"
 104  , 10 `maxWidth` nestedAlign  9 ==> "1 2\n   3\n    4\n     5\n      6\n       7\n        8\n         9"
 105  , 10 `maxWidth` nestedAlign 10 ==> "1\n 2\n  3\n   4\n    5\n     6\n      7\n       8\n        9\n         10"
 106  -- justify justifies
 107  , 10 `maxWidth` justify "1 2 3 4 5 6" ==> "1 2  3 4 5\n6"
 108  -- justify compress spaces
 109  , 10 `maxWidth` justify "1 2 3 4  5 6" ==> "1 2  3 4 5\n6"
 110  -- justify does not overflow the alignment
 111  , 10 `maxWidth` justify (nestedAlign 6) ==> "1 2 3 4 5\n         6"
 112  , 10 `maxWidth` justify ("a b\n" <> nestedAlign 2) ==> "a        b\n1 2"
 113  , 10 `maxWidth` justify (bold ("12 34 56 78 "<> underline "90" <> " 123 456  789"))
 114    ==> "\ESC[1m12  34  56\n78 \ESC[4m90\ESC[0;1m  123\n456 789\ESC[0m"
 115  -- breakspace backtracking is bounded by the removable indentation
 116  -- (hence it can actually wrap a few words in reasonable time).
 117  , 80 `maxWidth`
 118   "Lorem ipsum dolor sit amet,  Nulla nec tortor. Donec id elit quis purus\
 119   \ consectetur consequat. Nam congue semper tellus. Sed erat dolor,\
 120   \ dapibus sit amet, venenatis ornare, ultrices ut, nisi. Aliquam ante.\
 121   \ Suspendisse scelerisque dui nec velit. Duis augue augue, gravida euismod,\
 122   \ vulputate ac, facilisis id, sem. Morbi in orci. Nulla purus lacus,\
 123   \ pulvinar vel, malesuada ac, mattis nec, quam. Nam molestie scelerisque\
 124   \ quam. Nullam feugiat cursus lacus.orem ipsum dolor sit amet, consectetur\
 125   \ adipiscing elit. Donec libero risus, commodo vitae, pharetra mollis,\
 126   \ posuere eu, pede. Nulla nec tortor. Donec id elit quis purus consectetur\
 127   \ consequat. Nam congue semper tellus. Sed erat dolor, dapibus sit\
 128   \ amet, venenatis ornare, ultrices ut, nisi. Aliquam ante. Suspendisse\
 129   \ scelerisque dui nec velit. Duis augue augue, gravida euismod, vulputate ac,\
 130   \ facilisis id, sem. Morbi in orci. Nulla purus lacus, pulvinar vel,\
 131   \ malesuada ac, mattis nec, quam. Nam molestie scelerisque quam.\
 132   \ Nullam feugiat cursus lacus.orem ipsum dolor sit amet, consectetur\
 133   \ adipiscing elit. Donec libero risus, commodo vitae, pharetra mollis,\
 134   \ posuere eu, pede. Nulla nec tortor. Donec id elit quis purus consectetur\
 135   \ consequat. Nam congue semper tellus. Sed erat dolor, dapibus sit amet,\
 136   \ venenatis ornare, ultrices ut, nisi. Aliquam ante. Suspendisse\
 137   \ scelerisque dui nec velit. Duis augue augue, gravida euismod, vulputate ac,\
 138   \ facilisis id, sem. Morbi in orci. Nulla purus lacus, pulvinar vel,\
 139   \ malesuada ac, mattis nec, quam. Nam molestie scelerisque quam. Nullam\
 140   \ feugiat cursus lacus.orem ipsum dolor sit amet, consectetur adipiscing\
 141   \ elit. Donec libero risus, commodo vitae, pharetra mollis, posuere eu, pede.\
 142   \ Nulla nec tortor. Donec id elit quis purus consectetur consequat. Nam\
 143   \ congue semper tellus. Sed erat dolor, dapibus sit amet, venenatis ornare,\
 144   \ ultrices ut, nisi."
 145   ==> "Lorem ipsum dolor sit amet,  Nulla nec tortor. Donec id elit quis\
 146   \ purus\nconsectetur consequat. Nam congue semper tellus. Sed erat dolor, dapibus\
 147   \ sit\namet, venenatis ornare, ultrices ut, nisi. Aliquam ante. Suspendisse\
 148   \ scelerisque\ndui nec velit. Duis augue augue, gravida euismod, vulputate ac,\
 149   \ facilisis id,\nsem. Morbi in orci. Nulla purus lacus, pulvinar vel, malesuada\
 150   \ ac, mattis nec,\nquam. Nam molestie scelerisque quam. Nullam feugiat cursus\
 151   \ lacus.orem ipsum\ndolor sit amet, consectetur adipiscing elit. Donec libero\
 152   \ risus, commodo vitae,\npharetra mollis, posuere eu, pede. Nulla nec tortor.\
 153   \ Donec id elit quis purus\nconsectetur consequat. Nam congue semper tellus. Sed\
 154   \ erat dolor, dapibus sit\namet, venenatis ornare, ultrices ut, nisi. Aliquam\
 155   \ ante. Suspendisse scelerisque\ndui nec velit. Duis augue augue, gravida\
 156   \ euismod, vulputate ac, facilisis id,\nsem. Morbi in orci. Nulla purus lacus,\
 157   \ pulvinar vel, malesuada ac, mattis nec,\nquam. Nam molestie scelerisque quam.\
 158   \ Nullam feugiat cursus lacus.orem ipsum\ndolor sit amet, consectetur adipiscing\
 159   \ elit. Donec libero risus, commodo vitae,\npharetra mollis, posuere eu, pede.\
 160   \ Nulla nec tortor. Donec id elit quis purus\nconsectetur consequat. Nam congue\
 161   \ semper tellus. Sed erat dolor, dapibus sit\namet, venenatis ornare, ultrices\
 162   \ ut, nisi. Aliquam ante. Suspendisse scelerisque\ndui nec velit. Duis augue\
 163   \ augue, gravida euismod, vulputate ac, facilisis id,\nsem. Morbi in orci. Nulla\
 164   \ purus lacus, pulvinar vel, malesuada ac, mattis nec,\nquam. Nam molestie\
 165   \ scelerisque quam. Nullam feugiat cursus lacus.orem ipsum\ndolor sit amet,\
 166   \ consectetur adipiscing elit. Donec libero risus, commodo vitae,\npharetra\
 167   \ mollis, posuere eu, pede. Nulla nec tortor. Donec id elit quis\
 168   \ purus\nconsectetur consequat. Nam congue semper tellus. Sed erat dolor, dapibus\
 169   \ sit\namet, venenatis ornare, ultrices ut, nisi."
 170  , 80 `maxWidth` justify
 171   "Lorem ipsum dolor sit amet,  Nulla nec tortor. Donec id elit quis purus\
 172   \ consectetur consequat. Nam congue semper tellus. Sed erat dolor,\
 173   \ dapibus sit amet, venenatis ornare, ultrices ut, nisi. Aliquam ante.\
 174   \ Suspendisse scelerisque dui nec velit. Duis augue augue, gravida euismod,\
 175   \ vulputate ac, facilisis id, sem. Morbi in orci. Nulla purus lacus,\
 176   \ pulvinar vel, malesuada ac, mattis nec, quam. Nam molestie scelerisque\
 177   \ quam. Nullam feugiat cursus lacus.orem ipsum dolor sit amet, consectetur\
 178   \ adipiscing elit. Donec libero risus, commodo vitae, pharetra mollis,\
 179   \ posuere eu, pede. Nulla nec tortor. Donec id elit quis purus consectetur\
 180   \ consequat. Nam congue semper tellus. Sed erat dolor, dapibus sit\
 181   \ amet, venenatis ornare, ultrices ut, nisi. Aliquam ante. Suspendisse\
 182   \ scelerisque dui nec velit. Duis augue augue, gravida euismod, vulputate ac,\
 183   \ facilisis id, sem. Morbi in orci. Nulla purus lacus, pulvinar vel,\
 184   \ malesuada ac, mattis nec, quam. Nam molestie scelerisque quam.\
 185   \ Nullam feugiat cursus lacus.orem ipsum dolor sit amet, consectetur\
 186   \ adipiscing elit. Donec libero risus, commodo vitae, pharetra mollis,\
 187   \ posuere eu, pede. Nulla nec tortor. Donec id elit quis purus consectetur\
 188   \ consequat. Nam congue semper tellus. Sed erat dolor, dapibus sit amet,\
 189   \ venenatis ornare, ultrices ut, nisi. Aliquam ante. Suspendisse\
 190   \ scelerisque dui nec velit. Duis augue augue, gravida euismod, vulputate ac,\
 191   \ facilisis id, sem. Morbi in orci. Nulla purus lacus, pulvinar vel,\
 192   \ malesuada ac, mattis nec, quam. Nam molestie scelerisque quam. Nullam\
 193   \ feugiat cursus lacus.orem ipsum dolor sit amet, consectetur adipiscing\
 194   \ elit. Donec libero risus, commodo vitae, pharetra mollis, posuere eu, pede.\
 195   \ Nulla nec tortor. Donec id elit quis purus consectetur consequat. Nam\
 196   \ congue semper tellus. Sed erat dolor, dapibus sit amet, venenatis ornare,\
 197   \ ultrices ut, nisi."
 198   ==> "Lorem ipsum  dolor sit  amet,  Nulla  nec  tortor.  Donec  id  elit  quis  purus\n\
 199   \consectetur consequat.  Nam congue  semper tellus.  Sed erat  dolor, dapibus sit\n\
 200   \amet, venenatis ornare, ultrices ut, nisi. Aliquam ante. Suspendisse scelerisque\n\
 201   \dui nec  velit. Duis  augue augue,  gravida euismod, vulputate ac, facilisis id,\n\
 202   \sem. Morbi  in orci.  Nulla purus lacus, pulvinar vel, malesuada ac, mattis nec,\n\
 203   \quam. Nam  molestie scelerisque  quam. Nullam  feugiat cursus  lacus.orem  ipsum\n\
 204   \dolor sit  amet, consectetur adipiscing elit. Donec libero risus, commodo vitae,\n\
 205   \pharetra mollis,  posuere eu,  pede. Nulla  nec tortor. Donec id elit quis purus\n\
 206   \consectetur consequat.  Nam congue  semper tellus.  Sed erat  dolor, dapibus sit\n\
 207   \amet, venenatis ornare, ultrices ut, nisi. Aliquam ante. Suspendisse scelerisque\n\
 208   \dui nec  velit. Duis  augue augue,  gravida euismod, vulputate ac, facilisis id,\n\
 209   \sem. Morbi  in orci.  Nulla purus lacus, pulvinar vel, malesuada ac, mattis nec,\n\
 210   \quam. Nam  molestie scelerisque  quam. Nullam  feugiat cursus  lacus.orem  ipsum\n\
 211   \dolor sit  amet, consectetur adipiscing elit. Donec libero risus, commodo vitae,\n\
 212   \pharetra mollis,  posuere eu,  pede. Nulla  nec tortor. Donec id elit quis purus\n\
 213   \consectetur consequat.  Nam congue  semper tellus.  Sed erat  dolor, dapibus sit\n\
 214   \amet, venenatis ornare, ultrices ut, nisi. Aliquam ante. Suspendisse scelerisque\n\
 215   \dui nec  velit. Duis  augue augue,  gravida euismod, vulputate ac, facilisis id,\n\
 216   \sem. Morbi  in orci.  Nulla purus lacus, pulvinar vel, malesuada ac, mattis nec,\n\
 217   \quam. Nam  molestie scelerisque  quam. Nullam  feugiat cursus  lacus.orem  ipsum\n\
 218   \dolor sit  amet, consectetur adipiscing elit. Donec libero risus, commodo vitae,\n\
 219   \pharetra mollis,  posuere eu,  pede. Nulla  nec tortor. Donec id elit quis purus\n\
 220   \consectetur consequat.  Nam congue  semper tellus.  Sed erat  dolor, dapibus sit\n\
 221   \amet, venenatis ornare, ultrices ut, nisi."
 222  ]
 223         where
 224         (==>) :: IsString d => d ~ String => AnsiText (Plain d) -> d -> Assertion; infix 0 ==>
 225         p ==> exp = got @?= exp
 226                 where got = runPlain $ runAnsiText p
 227
 228 testList :: String -> [Assertion] -> TestTree
 229 testList n as = testGroup n $ List.zipWith testCase (show <$> [1::Int ..]) as
 230
 231 breakpoints :: Wrappable d => Monoid d => [d] -> d
 232 breakpoints = intercalate breakpoint
 233
 234 breakspaces :: Wrappable d => Monoid d => [d] -> d
 235 breakspaces = intercalate breakspace
 236
 237 infix 1 `maxWidth`
 238 maxWidth :: Wrappable d => Width -> d -> d
 239 maxWidth = setWidth . Just
 240
 241 nestedAlign ::
 242  From (Line String) d =>
 243  Spaceable d => Indentable d => Wrappable d =>
 244  Int -> d
 245 nestedAlign n = go 1
 246         where
 247         go i =
 248                 from (Line (show i)) <>
 249                 (if n <= i then mempty
 250                 else align (breakspace <> go (i+1)))
 251
 252 listHorV :: IsString d => Indentable d => Wrappable d => [d] -> d
 253 listHorV [] = "[]"
 254 listHorV [d] = "["<>d<>"]"
 255 listHorV ds =
 256         breakalt
 257          ("[" <> intercalate ("," <> space) ds <> "]")
 258          (align $ "[" <> space
 259                  <> foldr1 (\a acc -> a <> newline <> "," <> space <> acc) ds
 260                  <> newline <> "]")
 261
 262 fun :: IsString d => Indentable d => Wrappable d => d -> d
 263 fun d = "function(" <> incrIndent 2 (breakalt d (newline<>d<>newline)) <> ")"