test: move HandlerHelpers tests to their module

test/supavisor/client_handler_test.exs

@@ -1,50 +1,3 @@
 defmodule Supavisor.ClientHandlerTest do
   use ExUnit.Case, async: true
-
-  alias Supavisor.HandlerHelpers, as: HH
-
-  describe "parse_user_info/1" do
-    test "extracts the external_id from the username" do
-      payload = %{"user" => "test.user.external_id"}
-      {:single, {name, external_id, nil}} = HH.parse_user_info(payload)
-      assert name == "test.user"
-      assert external_id == "external_id"
-    end
-
-    test "username consists only of username" do
-      username = "username"
-      payload = %{"user" => username}
-      {:single, {user, nil, nil}} = HH.parse_user_info(payload)
-      assert username == user
-    end
-
-    test "consist cluster" do
-      username = "some.user.cluster.alias"
-      {t, {u, a, nil}} = HH.parse_user_info(%{"user" => username})
-      assert {t, {u, a, nil}} == {:cluster, {"some.user", "alias", nil}}
-    end
-
-    test "external_id in options" do
-      user = "test.user"
-      external_id = "external_id"
-      payload = %{"options" => %{"reference" => external_id}, "user" => user}
-      {:single, {user1, external_id1, nil}} = HH.parse_user_info(payload)
-      assert user1 == user
-      assert external_id1 == external_id
-    end
-
-    test "unicode in username" do
-      payload = %{"user" => "тестовe.імʼя.external_id"}
-      {:single, {name, external_id, nil}} = HH.parse_user_info(payload)
-      assert name == "тестовe.імʼя"
-      assert external_id == "external_id"
-    end
-
-    test "extracts db_name" do
-      payload = %{"user" => "user", "database" => "postgres_test"}
-      {:single, {name, nil, db_name}} = HH.parse_user_info(payload)
-      assert name == "user"
-      assert db_name == "postgres_test"
-    end
-  end
 end

test/supavisor/handler_helpers_test.exs

@@ -1,4 +1,52 @@
 defmodule Supavisor.HandlerHelpersTest do
-  use ExUnit.Case
-  doctest Supavisor.HandlerHelpers
+  use ExUnit.Case, async: true
+
+  @subject Supavisor.HandlerHelpers
+
+  doctest @subject
+
+  describe "parse_user_info/1" do
+    test "extracts the external_id from the username" do
+      payload = %{"user" => "test.user.external_id"}
+      {:single, {name, external_id, nil}} = @subject.parse_user_info(payload)
+      assert name == "test.user"
+      assert external_id == "external_id"
+    end
+
+    test "username consists only of username" do
+      username = "username"
+      payload = %{"user" => username}
+      {:single, {user, nil, nil}} = @subject.parse_user_info(payload)
+      assert username == user
+    end
+
+    test "consist cluster" do
+      username = "some.user.cluster.alias"
+      {t, {u, a, nil}} = @subject.parse_user_info(%{"user" => username})
+      assert {t, {u, a, nil}} == {:cluster, {"some.user", "alias", nil}}
+    end
+
+    test "external_id in options" do
+      user = "test.user"
+      external_id = "external_id"
+      payload = %{"options" => %{"reference" => external_id}, "user" => user}
+      {:single, {user1, external_id1, nil}} = @subject.parse_user_info(payload)
+      assert user1 == user
+      assert external_id1 == external_id
+    end
+
+    test "unicode in username" do
+      payload = %{"user" => "тестовe.імʼя.external_id"}
+      {:single, {name, external_id, nil}} = @subject.parse_user_info(payload)
+      assert name == "тестовe.імʼя"
+      assert external_id == "external_id"
+    end
+
+    test "extracts db_name" do
+      payload = %{"user" => "user", "database" => "postgres_test"}
+      {:single, {name, nil, db_name}} = @subject.parse_user_info(payload)
+      assert name == "user"
+      assert db_name == "postgres_test"
+    end
+  end
 end