{-# LANGUAGE OverloadedStrings #-}

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module MovieTest (tests) where

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import Test.Tasty
import Test.Tasty.HUnit
import TestHelper

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import qualified Data.Text as T
import Network.API.TheMovieDB
import Network.API.TheMovieDB.Internal.TheMovieDB

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testSearchMovie :: Assertion
testSearchMovie = do
  movies <- fakeTMDB "test/search-good.json" (searchMovies T.empty)
  assertEqual "length" 8 (length movies)

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testMoviePosterURLs :: Assertion
testMoviePosterURLs = do
  cfg   <- fakeTMDB "test/config-good.json" config
  movie <- fakeTMDB "test/movie-good.json" (fetchMovie 0)
  let urls = moviePosterURLs cfg movie
      poster = "http://cf2.imgobject.com/t/p/w92/pTpxQB1N0waaSc3OSn0e9oc8kx9.jpg"
  assertEqual "length" 6 (length urls)
  assertEqual "url" poster (head urls)

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goodMovieFieldsTest :: Assertion
goodMovieFieldsTest = do
  movie <- fakeTMDB "test/movie-good.json" (fetchMovie 0)
  assertEqual "movieID" 105 (movieID movie)
  assertEqual "movieTitle" "Back to the Future" (movieTitle movie)
  assertBool "movieOverview" $ "Eighties teenager" `T.isPrefixOf` movieOverview movie
  assertEqual "movieGenres" 4 (length $ movieGenres movie)
  assertEqual "moviePopularity" 80329.688 $ moviePopularity movie
  assertEqual "moviePosterPath" "/pTpxQB1N0waaSc3OSn0e9oc8kx9.jpg" $ moviePosterPath movie
  assertEqual "movieReleaseDate" (mkDay 1985 7 3) (movieReleaseDate movie)
  assertBool "movieAdult" $ not (movieAdult movie)
  assertEqual "movieIMDB" "tt0088763" $ movieIMDB movie
  assertEqual "movieRunTime" 116 $ movieRunTime movie

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badMovieJSONTest :: Assertion
badMovieJSONTest = do
  result <- runTheMovieDBWithRequestFunction
            (fileRequest "test/movie-bad.json") (fetchMovie 0)

  case result of
    Left (ResponseParseError _ _) -> return ()
    _                             -> assertFailure "JSON should have been bad"

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shouldHaveNetworkErrorTest :: Assertion
shouldHaveNetworkErrorTest = do
  result <- runTheMovieDBWithRequestFunction fakeNetworkError (fetchMovie 0)
  case result of
    Left (ServiceError _) -> return ()
    _                     -> assertFailure "should have network error"

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tests :: TestTree
tests = testGroup "Movies"
  [ testCase "All movie fields are parsed" goodMovieFieldsTest
  , testCase "Failure with bad JSON" badMovieJSONTest
  , testCase "Propagate network failure" shouldHaveNetworkErrorTest
  , testCase "Searching movies" testSearchMovie
  , testCase "Movie poster URLs" testMoviePosterURLs
  ]