{- -----------------------------------------------------------------------------
Copyright 2020-2021 Kevin P. Barry

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
----------------------------------------------------------------------------- -}

-- Author: Kevin P. Barry [ta0kira@gmail.com]

module Test.Parser (tests) where

import Control.Monad (when)

import Base.CompilerError
import Base.TrackedErrors
import Parser.Common
import Parser.TextParser
import Test.Common


tests :: [IO (TrackedErrors ())]
tests :: [IO (TrackedErrors ())]
tests = [
    forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs TextParser Char
stringChar String
"\\'" Char
'\'',
    forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs TextParser Char
stringChar String
"\\\"" Char
'"',
    forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs TextParser Char
stringChar String
"\\?" Char
'?',
    forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs TextParser Char
stringChar String
"\\\\" Char
'\\',
    forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs TextParser Char
stringChar String
"\\a" Char
'\a',
    forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs TextParser Char
stringChar String
"\\b" Char
'\b',
    forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs TextParser Char
stringChar String
"\\f" Char
'\f',
    forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs TextParser Char
stringChar String
"\\n" Char
'\n',
    forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs TextParser Char
stringChar String
"\\r" Char
'\r',
    forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs TextParser Char
stringChar String
"\\t" Char
'\t',
    forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs TextParser Char
stringChar String
"\\v" Char
'\v',
    forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs TextParser Char
stringChar String
"\n" Char
'\n',
    forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs TextParser Char
stringChar String
"\\x0A" Char
'\n',
    forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs TextParser Char
stringChar String
"\\012" Char
'\n',
    forall a. Show a => TextParser a -> String -> IO (TrackedErrors ())
checkParseFail TextParser Char
stringChar String
"\"",
    forall a. Show a => TextParser a -> String -> IO (TrackedErrors ())
checkParseFail TextParser Char
stringChar String
"\\q",
    forall a. Show a => TextParser a -> String -> IO (TrackedErrors ())
checkParseFail TextParser Char
stringChar String
"\\00",
    forall a. Show a => TextParser a -> String -> IO (TrackedErrors ())
checkParseFail TextParser Char
stringChar String
"\\x0",

    forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs TextParser String
regexChar String
"\\\\" String
"\\\\",
    forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs TextParser String
regexChar String
"\\n" String
"\\n",
    forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs TextParser String
regexChar String
"\n" String
"\n",
    forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs TextParser String
regexChar String
"\\\"" String
"\"",
    forall a. Show a => TextParser a -> String -> IO (TrackedErrors ())
checkParseFail TextParser String
regexChar String
"\"",

    forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs (String -> TextParser ()
keyword String
"keyword" forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> forall (m :: * -> *) a. MonadPlus m => m a -> m [a]
some forall e s (m :: * -> *).
(MonadParsec e s m, Token s ~ Char) =>
m (Token s)
asciiChar) String
"keyword   string" String
"string",
    forall a. Show a => TextParser a -> String -> IO (TrackedErrors ())
checkParseFail (String -> TextParser ()
keyword String
"keyword" forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> forall (m :: * -> *) a. MonadPlus m => m a -> m [a]
some forall e s (m :: * -> *).
(MonadParsec e s m, Token s ~ Char) =>
m (Token s)
asciiChar) String
"keywordstring",
    forall a. Show a => TextParser a -> String -> IO (TrackedErrors ())
checkParseFail (String -> TextParser ()
keyword String
"keyword" forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> forall (m :: * -> *) a. MonadPlus m => m a -> m [a]
some forall e s (m :: * -> *).
(MonadParsec e s m, Token s ~ Char) =>
m (Token s)
asciiChar) String
"keyword_string",
    forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs
      ((forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap forall a b. a -> Either a b
Left forall a b. (a -> b) -> a -> b
$ String -> TextParser ()
keyword String
"keyword" forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> forall (m :: * -> *) a. MonadPlus m => m a -> m [a]
some forall e s (m :: * -> *).
(MonadParsec e s m, Token s ~ Char) =>
m (Token s)
asciiChar) forall (f :: * -> *) a. Alternative f => f a -> f a -> f a
<|> (forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap forall a b. b -> Either a b
Right forall a b. (a -> b) -> a -> b
$ forall (m :: * -> *) a. MonadPlus m => m a -> m [a]
some forall e s (m :: * -> *).
(MonadParsec e s m, Token s ~ Char) =>
m (Token s)
asciiChar))
      String
"keywordstring"
      (forall a b. b -> Either a b
Right String
"keywordstring"),

    forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs (String -> TextParser String
operator String
">>??!" forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> forall (m :: * -> *) a. MonadPlus m => m a -> m [a]
many forall e s (m :: * -> *).
(MonadParsec e s m, Token s ~ Char) =>
m (Token s)
asciiChar) String
">>??!   !!" String
"!!",
    forall a. Show a => TextParser a -> String -> IO (TrackedErrors ())
checkParseFail (String -> TextParser String
operator String
">>??!" forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> forall (m :: * -> *) a. MonadPlus m => m a -> m [a]
many forall e s (m :: * -> *).
(MonadParsec e s m, Token s ~ Char) =>
m (Token s)
asciiChar) String
">>??!!!"
  ]

checkParsesAs :: (Eq a, Show a) => TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs :: forall a.
(Eq a, Show a) =>
TextParser a -> String -> a -> IO (TrackedErrors ())
checkParsesAs TextParser a
p String
s a
m = forall (m :: * -> *) a. Monad m => a -> m a
return forall a b. (a -> b) -> a -> b
$ do
  let parsed :: TrackedErrors a
parsed = forall a. TextParser a -> String -> String -> TrackedErrors a
readSingleWith TextParser a
p String
"(string)" String
s
  forall {m :: * -> *} {a}.
ErrorContextM m =>
TrackedErrorsT Identity a -> m ()
check TrackedErrors a
parsed
  a
e <- TrackedErrors a
parsed
  forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (a
e forall a. Eq a => a -> a -> Bool
/= a
m) forall a b. (a -> b) -> a -> b
$
    forall (m :: * -> *) a. ErrorContextM m => String -> m a
compilerErrorM forall a b. (a -> b) -> a -> b
$ forall a. Show a => a -> String
show String
s forall a. [a] -> [a] -> [a]
++ String
" does not parse as " forall a. [a] -> [a] -> [a]
++ forall a. Show a => a -> String
show a
m forall a. [a] -> [a] -> [a]
++ String
":\n" forall a. [a] -> [a] -> [a]
++ forall a. Show a => a -> String
show a
e
  where
    check :: TrackedErrorsT Identity a -> m ()
check TrackedErrorsT Identity a
c
      | forall (t :: (* -> *) -> * -> *) a.
(ErrorContextT t, ErrorContextM (t Identity)) =>
t Identity a -> Bool
isCompilerError TrackedErrorsT Identity a
c = forall (m :: * -> *) a. ErrorContextM m => String -> m a
compilerErrorM forall a b. (a -> b) -> a -> b
$ String
"Parse '" forall a. [a] -> [a] -> [a]
++ String
s forall a. [a] -> [a] -> [a]
++ String
"':\n" forall a. [a] -> [a] -> [a]
++ forall a. Show a => a -> String
show (forall a. TrackedErrors a -> CompilerMessage
getCompilerError TrackedErrorsT Identity a
c)
      | Bool
otherwise = forall (m :: * -> *) a. Monad m => a -> m a
return ()

checkParseFail :: Show a => TextParser a -> String -> IO (TrackedErrors ())
checkParseFail :: forall a. Show a => TextParser a -> String -> IO (TrackedErrors ())
checkParseFail TextParser a
p String
s = do
  let parsed :: TrackedErrors a
parsed = forall a. TextParser a -> String -> String -> TrackedErrors a
readSingleWith TextParser a
p String
"(string)" String
s
  forall (m :: * -> *) a. Monad m => a -> m a
return forall a b. (a -> b) -> a -> b
$ forall {m :: * -> *} {a}.
(ErrorContextM m, Show a) =>
TrackedErrorsT Identity a -> m ()
check TrackedErrors a
parsed
  where
    check :: TrackedErrorsT Identity a -> m ()
check TrackedErrorsT Identity a
c
      | forall (t :: (* -> *) -> * -> *) a.
(ErrorContextT t, ErrorContextM (t Identity)) =>
t Identity a -> Bool
isCompilerError TrackedErrorsT Identity a
c = forall (m :: * -> *) a. Monad m => a -> m a
return ()
      | Bool
otherwise = forall (m :: * -> *) a. ErrorContextM m => String -> m a
compilerErrorM forall a b. (a -> b) -> a -> b
$ String
"Parse '" forall a. [a] -> [a] -> [a]
++ String
s forall a. [a] -> [a] -> [a]
++ String
"': Expected failure but got\n" forall a. [a] -> [a] -> [a]
++
                                     forall a. Show a => a -> String
show (forall a. TrackedErrors a -> a
getCompilerSuccess TrackedErrorsT Identity a
c) forall a. [a] -> [a] -> [a]
++ String
"\n"