Add tests for UserController, Accounts, Generators.

test/link_shortener_web/controllers/api/v1/user_controller_test.exs

@@ -0,0 +1,46 @@
+defmodule LinkShortenerWeb.Api.V1.UserControllerTest do
+  use LinkShortenerWeb.ConnCase
+
+  import LinkShortener.AccountsFixtures
+
+  alias LinkShortener.Accounts.User
+
+  @create_attrs %{
+    email: "some_email@mail.com",
+    password: "some password"
+  }
+
+  @update_attrs %{
+    email: "some updated email",
+    password: "some updated password"
+  }
+
+  @invalid_attrs %{
+    email: nil,
+    encrypted_password: nil
+  }
+
+  setup %{conn: conn} do
+    {:ok, conn: put_req_header(conn, "accept", "application/json")}
+  end
+
+  describe "create user" do
+    test "renders user when data is valid", %{conn: conn} do
+      conn = post(conn, Routes.v1_user_path(conn, :create), user: @create_attrs)
+      assert %{
+	"email" => "some_email@mail.com",
+	"token" => token
+      } = json_response(conn, 201)
+    end
+
+    test "renders errors when data is invalid", %{conn: conn} do
+      conn = post(conn, Routes.v1_user_path(conn, :create), user: @invalid_attrs)
+      assert json_response(conn, 422)["errors"] != %{}
+    end
+  end
+
+  defp create_user(_) do
+    user = user_fixture()
+    %{user: user}
+  end
+end