elm/exercises/phone-number/PhoneNumberTests.elm

28 lines
1.5 KiB
Elm

module PhoneNumberTest where
-- TODO - remove example inclusion once Problem sets are ready to go live or CI is set up.
import PhoneNumberExample exposing (getNumber, printPretty)
import ElmTest.Test exposing (test, Test, suite)
import ElmTest.Assertion exposing (assert, assertEqual)
import ElmTest.Runner.Element exposing (runDisplay)
tests : Test
tests = suite "PhoneNumber test suite"
[
test "cleans number" (assertEqual "1234567890" (getNumber "(123) 456-7890")),
test "cleans number with dots" (assertEqual "1234567890" (getNumber "123.456.7890")),
test "valid when 11 digits and first is 1" (assertEqual "1234567890" (getNumber "11234567890")),
test "invalid when 11 digits" (assertEqual "0000000000" (getNumber "21234567890")),
test "invalid when 9 digits" (assertEqual "0000000000" (getNumber "123456789")),
test "invalid when 12 digits" (assertEqual "0000000000" (getNumber "123456789012")),
test "invalid when empty" (assertEqual "0000000000" (getNumber "")),
test "invalid when no digits present" (assertEqual "0000000000" (getNumber " (-) ")),
test "valid with leading characters" (assertEqual "1234567890" (getNumber "my number is 123 456 7890")),
test "valid with trailing characters" (assertEqual "1234567890" (getNumber "123 456 7890 - bob")),
test "pretty print" (assertEqual "(123) 456-7890" (printPretty "1234567890")),
test "pretty print with full us phone number" (assertEqual "(123) 456-7890" (printPretty "11234567890"))
]
main = runDisplay tests