feat(V): roman numerals 5

antonydenyer · Nov 16, 2017 · b427555 · b427555
1 parent 9dcb82d
commit b427555
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diff --git a/lib/roman.ex b/lib/roman.ex
@@ -1,4 +1,7 @@
 defmodule Roman do
+  def to_roman(number) when number == 5 do
+    "V"
+  end
 
   def to_roman(number) when number == 4 do
     "IV"

diff --git a/test/roman_test.exs b/test/roman_test.exs
@@ -15,4 +15,8 @@ defmodule RomanTest do
     assert Roman.to_roman(4) == "IV"
   end
 
+  test "five is V" do
+    assert Roman.to_roman(5) == "V"
+  end
+
 end