lib/basic_signup_whitelist.ex

@@ -1,18 +1,10 @@
 defmodule BasicSignupWhitelist do
   @moduledoc """
-  Checks if an email address is allowed based on the SIGNUP_ALLOWED_EMAILS env variable.
+  Documentation for `BasicSignupWhitelist`.
   """
 
   @doc """
-  Checks if an email address is allowed based on the SIGNUP_ALLOWED_EMAILS env variable.
+  false
-
-  Rules:
-    - Returns true if ALLOWED_EMAILS == "*" (all emails allowed)
-    - Returns true if email matches any entry in the comma-separated list
-    - Returns false if:
-        * Environment variable doesn't exist
-        * Environment variable is empty string
-        * Email not found in whitelist
 
   ## Examples
 

test/fun_core/basic_signup_whitelist_test.exs

@@ -1,57 +0,0 @@
-defmodule FunCore.BasicSignupWhitelistTest do
-  use ExUnit.Case
-
-  defp normalize(email) do
-    email |> String.trim() |> String.downcase()
-  end
-
-  defp addresses_as_list(addresses_str) do
-    addresses_str
-    |> String.split(",")
-    |> Enum.map(&normalize/1)
-  end
-
-  def mail_whitelisted_fun(signups_allowed, email_received) do
-    case signups_allowed do
-      nil -> false
-      "*" -> true
-      list_str -> normalize(email_received) in addresses_as_list(list_str)
-    end
-  end
-
-  test "addresses_as_list" do
-    assert addresses_as_list("joe@example.com, jane@example.com") == [
-             "joe@example.com",
-             "jane@example.com"
-           ]
-  end
-
-  test "jane in list" do
-    lst = addresses_as_list("joe@example.com, jane@example.com")
-    assert "jane@example.com" in lst
-  end
-
-  describe "Not whitelisted when allowed list is" do
-    test "not set" do
-      refute(mail_whitelisted_fun(nil, "joe@example.com"))
-    end
-
-    test "empty" do
-      refute(mail_whitelisted_fun("j", "joe@example.com"))
-    end
-  end
-
-  describe "Whitelisted when" do
-    test "*" do
-      assert(mail_whitelisted_fun("*", "jane@example.com"))
-    end
-
-    test "Multiple set and one match" do
-      assert(mail_whitelisted_fun("joe@example.com, jane@example.com", "jane@example.com"))
-    end
-
-    test "Matches with different casings" do
-      assert(mail_whitelisted_fun("joe@Example.com, jane@example.com", "Joe@example.com"))
-    end
-  end
-end