Add tests for login

test/controllers/auth_controller_test.exs

@@ -81,4 +81,54 @@ defmodule MatrixServerWeb.AuthControllerTest do
       assert %{"errcode" => "M_INVALID_USERNAME"} = json_response(conn, 400)
     end
   end
+
+  @basic_params %{
+    "type" => "m.login.password",
+    "identifier" => %{
+      "type" => "m.id.user",
+      "user" => "sneed"
+    },
+    "password" => "lemmein"
+  }
+
+  describe "login endpoint" do
+    test "renders the list of login types", %{conn: conn} do
+      conn = get(conn, Routes.auth_path(Endpoint, :login))
+
+      assert %{"flows" => flows} = json_response(conn, 200)
+      assert is_list(flows)
+    end
+
+    test "logs a user in with password and matrix user id", %{conn: conn} do
+      Factory.insert(:account, localpart: "sneed", password_hash: Bcrypt.hash_pwd_salt("lemmein"))
+      conn = post_json(conn, Routes.auth_path(Endpoint, :login), @basic_params)
+
+      assert %{"user_id" => _, "access_token" => _, "device_id" => _} = json_response(conn, 200)
+
+      conn =
+        recycle(conn)
+        |> post_json(Routes.auth_path(Endpoint, :login), %{
+          @basic_params
+          | "identifier" => %{"type" => "m.id.user", "user" => MatrixServer.get_mxid("sneed")}
+        })
+
+      assert %{"user_id" => _, "access_token" => _, "device_id" => _} = json_response(conn, 200)
+    end
+
+    test "handles unknown matrix user id", %{conn: conn} do
+      conn = post_json(conn, Routes.auth_path(Endpoint, :login), @basic_params)
+
+      assert %{"errcode" => "M_FORBIDDEN"} = json_response(conn, 400)
+    end
+
+    test "handles wrong password", %{conn: conn} do
+      Factory.insert(:account, localpart: "sneed", password_hash: Bcrypt.hash_pwd_salt("surprise"))
+      conn = post_json(conn, Routes.auth_path(Endpoint, :login), @basic_params)
+
+      assert %{"errcode" => "M_FORBIDDEN"} = json_response(conn, 400)
+    end
+
+    # TODO: Test display name
+    # TODO: Test device recycling
+  end
 end