wasp/waspc/e2e-test/Common.hs

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module Common
( ProjectRoot,
E2eTestDir,
GoldensDir,
getE2eTestDir,
getTestOutputsDir,
getProjectRootPath,
)
where
import Control.Monad (unless)
import StrongPath (Abs, Dir, Path', Rel, reldir, (</>))
import qualified StrongPath as SP
import System.Directory (getCurrentDirectory)
import System.FilePath (takeFileName)
-- The "waspc" directory.
data ProjectRoot
data E2eTestDir
data GoldensDir
getProjectRootPath :: IO (Path' Abs (Dir ProjectRoot))
getProjectRootPath = do
-- NOTE: Stack/Cabal launches `stack test` from root of the project, so this should always be some absolute path to waspc.
absCwd <- getCurrentDirectory
-- Just a little extra safeguard here since we are doing destructive file ops.
unless (takeFileName absCwd == "waspc") (error "Expecting test process to be invoked from waspc dir")
SP.parseAbsDir absCwd
e2eTestDirInProjectRoot :: Path' (Rel ProjectRoot) (Dir E2eTestDir)
e2eTestDirInProjectRoot = [reldir|e2e-test|]
getE2eTestDir :: IO (Path' Abs (Dir E2eTestDir))
getE2eTestDir = (</> e2eTestDirInProjectRoot) <$> getProjectRootPath
testOutputsDirInE2eTest :: Path' (Rel E2eTestDir) (Dir GoldensDir)
testOutputsDirInE2eTest = [reldir|test-outputs|]
getTestOutputsDir :: IO (Path' Abs (Dir GoldensDir))
getTestOutputsDir = (</> testOutputsDirInE2eTest) <$> getE2eTestDir