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8f82b36223
Fixes #100 * Upgrade Node Test Runner and Test Files * Avoid Installing Deps in Each Exercise
53 lines
1.6 KiB
Elm
53 lines
1.6 KiB
Elm
port module Main exposing (..)
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import Test.Runner.Node exposing (run)
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import Json.Encode exposing (Value)
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import Test exposing (..)
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import Expect
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import Series exposing (slices)
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tests : Test
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tests =
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describe "Series"
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[ test "slices of one" <|
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\() ->
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Expect.equal (Ok [ [ 0 ], [ 1 ], [ 2 ], [ 3 ], [ 4 ] ])
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(slices 1 "01234")
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, test "slices of two" <|
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\() ->
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Expect.equal (Ok [ [ 9, 7 ], [ 7, 8 ], [ 8, 6 ], [ 6, 7 ], [ 7, 5 ], [ 5, 6 ], [ 6, 4 ] ])
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(slices 2 "97867564")
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, test "slices of three" <|
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\() ->
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Expect.equal (Ok [ [ 9, 7, 8 ], [ 7, 8, 6 ], [ 8, 6, 7 ], [ 6, 7, 5 ], [ 7, 5, 6 ], [ 5, 6, 4 ] ])
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(slices 3 "97867564")
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, test "slices of four" <|
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\() ->
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Expect.equal (Ok [ [ 0, 1, 2, 3 ], [ 1, 2, 3, 4 ] ])
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(slices 4 "01234")
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, test "slices of five" <|
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\() ->
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Expect.equal (Ok [ [ 0, 1, 2, 3, 4 ] ])
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(slices 5 "01234")
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, test "overly long slice" <|
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\() ->
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Expect.equal (Ok [])
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(slices 4 "012")
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, test "overly short slice" <|
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\() ->
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Expect.equal (Err ("Invalid size: 0"))
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(slices 0 "01234")
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, test "input has non numbers" <|
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\() ->
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Expect.equal (Err "could not convert string 'a' to an Int")
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(slices 2 "0123abc")
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]
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main : Program Value
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main =
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run emit tests
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port emit : ( String, Value ) -> Cmd msg
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