dhall-haskell/tests/Parser.hs
Gabriel Gonzalez eae931f0e1
Use shouldParse instead of shouldPass (#275)
`shouldParse` is preferable because it only parses the code and does not
attempt to type-check the code
2018-02-17 17:34:46 -08:00

142 lines
4.9 KiB
Haskell

{-# LANGUAGE OverloadedStrings #-}
module Parser where
import Data.Text (Text)
import Test.Tasty (TestTree)
import qualified Control.Exception
import qualified Data.Text
import qualified Data.Text.Lazy.IO
import qualified Dhall.Parser
import qualified Test.Tasty
import qualified Test.Tasty.HUnit
parserTests :: TestTree
parserTests =
Test.Tasty.testGroup "parser tests"
[ Test.Tasty.testGroup "whitespace"
[ shouldParse
"prefix/suffix"
"./tests/parser/whitespace.dhall"
, shouldParse
"block comment"
"./tests/parser/blockComment.dhall"
, shouldParse
"nested block comment"
"./tests/parser/nestedBlockComment.dhall"
, shouldParse
"line comment"
"./tests/parser/lineComment.dhall"
, shouldParse
"Unicode comment"
"./tests/parser/unicodeComment.dhall"
, shouldParse
"whitespace buffet"
"./tests/parser/whitespaceBuffet.dhall"
, shouldParse
"label"
"./tests/parser/label.dhall"
, shouldParse
"quoted label"
"./tests/parser/quotedLabel.dhall"
, shouldParse
"double quoted string"
"./tests/parser/doubleQuotedString.dhall"
, shouldParse
"Unicode double quoted string"
"./tests/parser/unicodeDoubleQuotedString.dhall"
, shouldParse
"escaped double quoted string"
"./tests/parser/escapedDoubleQuotedString.dhall"
, shouldParse
"interpolated double quoted string"
"./tests/parser/interpolatedDoubleQuotedString.dhall"
, shouldParse
"single quoted string"
"./tests/parser/singleQuotedString.dhall"
, shouldParse
"escaped single quoted string"
"./tests/parser/escapedSingleQuotedString.dhall"
, shouldParse
"interpolated single quoted string"
"./tests/parser/interpolatedSingleQuotedString.dhall"
, shouldParse
"double"
"./tests/parser/double.dhall"
, shouldParse
"natural"
"./tests/parser/natural.dhall"
, shouldParse
"identifier"
"./tests/parser/identifier.dhall"
, shouldParse
"paths"
"./tests/parser/paths.dhall"
, shouldParse
"path termination"
"./tests/parser/pathTermination.dhall"
, shouldParse
"urls"
"./tests/parser/urls.dhall"
, shouldParse
"environmentVariables"
"./tests/parser/environmentVariables.dhall"
, shouldParse
"lambda"
"./tests/parser/lambda.dhall"
, shouldParse
"if then else"
"./tests/parser/ifThenElse.dhall"
, shouldParse
"let"
"./tests/parser/let.dhall"
, shouldParse
"forall"
"./tests/parser/forall.dhall"
, shouldParse
"function type"
"./tests/parser/functionType.dhall"
, shouldParse
"operators"
"./tests/parser/operators.dhall"
, shouldParse
"annotations"
"./tests/parser/annotations.dhall"
, shouldParse
"merge"
"./tests/parser/merge.dhall"
, shouldParse
"constructors"
"./tests/parser/constructors.dhall"
, shouldParse
"fields"
"./tests/parser/fields.dhall"
, shouldParse
"record"
"./tests/parser/record.dhall"
, shouldParse
"union"
"./tests/parser/union.dhall"
, shouldParse
"list"
"./tests/parser/list.dhall"
, shouldParse
"builtins"
"./tests/parser/builtins.dhall"
, shouldParse
"large expression"
"./tests/parser/largeExpression.dhall"
, shouldParse
"names that begin with reserved identifiers"
"./tests/parser/reservedPrefix.dhall"
]
]
shouldParse :: Text -> FilePath -> TestTree
shouldParse name path = Test.Tasty.HUnit.testCase (Data.Text.unpack name) (do
text <- Data.Text.Lazy.IO.readFile path
case Dhall.Parser.exprFromText mempty text of
Left err -> Control.Exception.throwIO err
Right _ -> return () )