elm/exercises/run-length-encoding/tests/Tests.elm
2017-05-28 08:14:40 +02:00

37 lines
1.4 KiB
Elm

module Tests exposing (..)
import Test exposing (..)
import Expect
import RunLengthEncoding exposing (version, decode, encode)
tests : Test
tests =
describe "RunLengthEncoding"
[ test "the solution is for the correct version of the test" <|
\() -> Expect.equal 2 version
, test "encode simple" <|
\() -> Expect.equal "2A3B4C" (encode "AABBBCCCC")
, test "decode simple" <|
\() -> Expect.equal "AABBBCCCC" (decode "2A3B4C")
, test "encode with single values" <|
\() ->
Expect.equal "12WB12W3B24WB"
(encode "WWWWWWWWWWWWBWWWWWWWWWWWWBBBWWWWWWWWWWWWWWWWWWWWWWWWB")
, test "decode with single values" <|
\() ->
Expect.equal "WWWWWWWWWWWWBWWWWWWWWWWWWBBBWWWWWWWWWWWWWWWWWWWWWWWWB"
(decode "12WB12W3B24WB")
, test "(decode (encode (...)) combination" <|
\() ->
Expect.equal "zzz ZZ zZ"
(decode (encode "zzz ZZ zZ"))
, test "decode with a x10 value" <|
\() ->
Expect.equal "WWWWWWWWWW"
(decode "10W")
, test "encode unicode" <|
\() -> Expect.equal "32" (encode "")
, test "decode unicode" <|
\() -> Expect.equal "" (decode "32")
]