X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=test%2Fweb%2Foauth%2Foauth_controller_test.exs;h=aae34804d24dba8bbae27896009964383e6d460e;hb=03c4ea44add180454e071be935ed2150216cac88;hp=6e96537ecc9759834aa5dc10287ad71902303c55;hpb=6ad8ddfd290f0239956874ccc9dc181167e84647;p=akkoma

diff --git a/test/web/oauth/oauth_controller_test.exs b/test/web/oauth/oauth_controller_test.exs
index 6e96537ec..aae34804d 100644
--- a/test/web/oauth/oauth_controller_test.exs
+++ b/test/web/oauth/oauth_controller_test.exs
@@ -10,8 +10,10 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
   alias Pleroma.Registration
   alias Pleroma.Repo
   alias Pleroma.Web.OAuth.Authorization
+  alias Pleroma.Web.OAuth.OAuthController
   alias Pleroma.Web.OAuth.Token
 
+  @oauth_config_path [:oauth2, :issue_new_refresh_token]
   @session_opts [
     store: :cookie,
     key: "_test",
@@ -48,7 +50,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
           %{
             "response_type" => "code",
             "client_id" => app.client_id,
-            "redirect_uri" => app.redirect_uris,
+            "redirect_uri" => OAuthController.default_redirect_uri(app),
             "scope" => "read"
           }
         )
@@ -71,7 +73,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
             "authorization" => %{
               "scope" => "read follow",
               "client_id" => app.client_id,
-              "redirect_uri" => app.redirect_uris,
+              "redirect_uri" => OAuthController.default_redirect_uri(app),
               "state" => "a_state"
             }
           }
@@ -97,11 +99,12 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
     test "with user-bound registration, GET /oauth/<provider>/callback redirects to `redirect_uri` with `code`",
          %{app: app, conn: conn} do
       registration = insert(:registration)
+      redirect_uri = OAuthController.default_redirect_uri(app)
 
       state_params = %{
         "scope" => Enum.join(app.scopes, " "),
         "client_id" => app.client_id,
-        "redirect_uri" => app.redirect_uris,
+        "redirect_uri" => redirect_uri,
         "state" => ""
       }
 
@@ -120,7 +123,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
           )
 
         assert response = html_response(conn, 302)
-        assert redirected_to(conn) =~ ~r/#{app.redirect_uris}\?code=.+/
+        assert redirected_to(conn) =~ ~r/#{redirect_uri}\?code=.+/
       end
     end
 
@@ -131,7 +134,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
       state_params = %{
         "scope" => "read write",
         "client_id" => app.client_id,
-        "redirect_uri" => app.redirect_uris,
+        "redirect_uri" => OAuthController.default_redirect_uri(app),
         "state" => "a_state"
       }
 
@@ -164,7 +167,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
       state_params = %{
         "scope" => Enum.join(app.scopes, " "),
         "client_id" => app.client_id,
-        "redirect_uri" => app.redirect_uris,
+        "redirect_uri" => OAuthController.default_redirect_uri(app),
         "state" => ""
       }
 
@@ -198,7 +201,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
             "authorization" => %{
               "scopes" => app.scopes,
               "client_id" => app.client_id,
-              "redirect_uri" => app.redirect_uris,
+              "redirect_uri" => OAuthController.default_redirect_uri(app),
               "state" => "a_state",
               "nickname" => nil,
               "email" => "john@doe.com"
@@ -217,6 +220,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
            conn: conn
          } do
       registration = insert(:registration, user: nil, info: %{"nickname" => nil, "email" => nil})
+      redirect_uri = OAuthController.default_redirect_uri(app)
 
       conn =
         conn
@@ -228,7 +232,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
             "authorization" => %{
               "scopes" => app.scopes,
               "client_id" => app.client_id,
-              "redirect_uri" => app.redirect_uris,
+              "redirect_uri" => redirect_uri,
               "state" => "a_state",
               "nickname" => "availablenick",
               "email" => "available@email.com"
@@ -237,7 +241,36 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
         )
 
       assert response = html_response(conn, 302)
-      assert redirected_to(conn) =~ ~r/#{app.redirect_uris}\?code=.+/
+      assert redirected_to(conn) =~ ~r/#{redirect_uri}\?code=.+/
+    end
+
+    test "with unlisted `redirect_uri`, POST /oauth/register?op=register results in HTTP 401",
+         %{
+           app: app,
+           conn: conn
+         } do
+      registration = insert(:registration, user: nil, info: %{"nickname" => nil, "email" => nil})
+      unlisted_redirect_uri = "http://cross-site-request.com"
+
+      conn =
+        conn
+        |> put_session(:registration_id, registration.id)
+        |> post(
+          "/oauth/register",
+          %{
+            "op" => "register",
+            "authorization" => %{
+              "scopes" => app.scopes,
+              "client_id" => app.client_id,
+              "redirect_uri" => unlisted_redirect_uri,
+              "state" => "a_state",
+              "nickname" => "availablenick",
+              "email" => "available@email.com"
+            }
+          }
+        )
+
+      assert response = html_response(conn, 401)
     end
 
     test "with invalid params, POST /oauth/register?op=register renders registration_details page",
@@ -253,7 +286,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
         "authorization" => %{
           "scopes" => app.scopes,
           "client_id" => app.client_id,
-          "redirect_uri" => app.redirect_uris,
+          "redirect_uri" => OAuthController.default_redirect_uri(app),
           "state" => "a_state",
           "nickname" => "availablenickname",
           "email" => "available@email.com"
@@ -285,6 +318,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
          } do
       user = insert(:user, password_hash: Comeonin.Pbkdf2.hashpwsalt("testpassword"))
       registration = insert(:registration, user: nil)
+      redirect_uri = OAuthController.default_redirect_uri(app)
 
       conn =
         conn
@@ -296,7 +330,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
             "authorization" => %{
               "scopes" => app.scopes,
               "client_id" => app.client_id,
-              "redirect_uri" => app.redirect_uris,
+              "redirect_uri" => redirect_uri,
               "state" => "a_state",
               "name" => user.nickname,
               "password" => "testpassword"
@@ -305,7 +339,37 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
         )
 
       assert response = html_response(conn, 302)
-      assert redirected_to(conn) =~ ~r/#{app.redirect_uris}\?code=.+/
+      assert redirected_to(conn) =~ ~r/#{redirect_uri}\?code=.+/
+    end
+
+    test "with unlisted `redirect_uri`, POST /oauth/register?op=connect results in HTTP 401`",
+         %{
+           app: app,
+           conn: conn
+         } do
+      user = insert(:user, password_hash: Comeonin.Pbkdf2.hashpwsalt("testpassword"))
+      registration = insert(:registration, user: nil)
+      unlisted_redirect_uri = "http://cross-site-request.com"
+
+      conn =
+        conn
+        |> put_session(:registration_id, registration.id)
+        |> post(
+          "/oauth/register",
+          %{
+            "op" => "connect",
+            "authorization" => %{
+              "scopes" => app.scopes,
+              "client_id" => app.client_id,
+              "redirect_uri" => unlisted_redirect_uri,
+              "state" => "a_state",
+              "name" => user.nickname,
+              "password" => "testpassword"
+            }
+          }
+        )
+
+      assert response = html_response(conn, 401)
     end
 
     test "with invalid params, POST /oauth/register?op=connect renders registration_details page",
@@ -321,7 +385,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
         "authorization" => %{
           "scopes" => app.scopes,
           "client_id" => app.client_id,
-          "redirect_uri" => app.redirect_uris,
+          "redirect_uri" => OAuthController.default_redirect_uri(app),
           "state" => "a_state",
           "name" => user.nickname,
           "password" => "wrong password"
@@ -357,7 +421,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
           %{
             "response_type" => "code",
             "client_id" => app.client_id,
-            "redirect_uri" => app.redirect_uris,
+            "redirect_uri" => OAuthController.default_redirect_uri(app),
             "scope" => "read"
           }
         )
@@ -377,7 +441,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
             "authorization" => %{
               "response_type" => "code",
               "client_id" => app.client_id,
-              "redirect_uri" => app.redirect_uris,
+              "redirect_uri" => OAuthController.default_redirect_uri(app),
               "scope" => "read"
             }
           }
@@ -398,7 +462,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
           %{
             "response_type" => "code",
             "client_id" => app.client_id,
-            "redirect_uri" => app.redirect_uris,
+            "redirect_uri" => OAuthController.default_redirect_uri(app),
             "scope" => "read",
             "force_login" => "true"
           }
@@ -407,7 +471,61 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
       assert html_response(conn, 200) =~ ~s(type="submit")
     end
 
-    test "redirects to app if user is already authenticated", %{app: app, conn: conn} do
+    test "with existing authentication and non-OOB `redirect_uri`, redirects to app with `token` and `state` params",
+         %{
+           app: app,
+           conn: conn
+         } do
+      token = insert(:oauth_token, app_id: app.id)
+
+      conn =
+        conn
+        |> put_session(:oauth_token, token.token)
+        |> get(
+          "/oauth/authorize",
+          %{
+            "response_type" => "code",
+            "client_id" => app.client_id,
+            "redirect_uri" => OAuthController.default_redirect_uri(app),
+            "state" => "specific_client_state",
+            "scope" => "read"
+          }
+        )
+
+      assert URI.decode(redirected_to(conn)) ==
+               "https://redirect.url?access_token=#{token.token}&state=specific_client_state"
+    end
+
+    test "with existing authentication and unlisted non-OOB `redirect_uri`, redirects without credentials",
+         %{
+           app: app,
+           conn: conn
+         } do
+      unlisted_redirect_uri = "http://cross-site-request.com"
+      token = insert(:oauth_token, app_id: app.id)
+
+      conn =
+        conn
+        |> put_session(:oauth_token, token.token)
+        |> get(
+          "/oauth/authorize",
+          %{
+            "response_type" => "code",
+            "client_id" => app.client_id,
+            "redirect_uri" => unlisted_redirect_uri,
+            "state" => "specific_client_state",
+            "scope" => "read"
+          }
+        )
+
+      assert redirected_to(conn) == unlisted_redirect_uri
+    end
+
+    test "with existing authentication and OOB `redirect_uri`, redirects to app with `token` and `state` params",
+         %{
+           app: app,
+           conn: conn
+         } do
       token = insert(:oauth_token, app_id: app.id)
 
       conn =
@@ -418,12 +536,12 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
           %{
             "response_type" => "code",
             "client_id" => app.client_id,
-            "redirect_uri" => app.redirect_uris,
+            "redirect_uri" => "urn:ietf:wg:oauth:2.0:oob",
             "scope" => "read"
           }
         )
 
-      assert redirected_to(conn) == "https://redirect.url"
+      assert html_response(conn, 200) =~ "Authorization exists"
     end
   end
 
@@ -431,6 +549,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
     test "redirects with oauth authorization" do
       user = insert(:user)
       app = insert(:oauth_app, scopes: ["read", "write", "follow"])
+      redirect_uri = OAuthController.default_redirect_uri(app)
 
       conn =
         build_conn()
@@ -439,14 +558,14 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
             "name" => user.nickname,
             "password" => "test",
             "client_id" => app.client_id,
-            "redirect_uri" => app.redirect_uris,
+            "redirect_uri" => redirect_uri,
             "scope" => "read write",
             "state" => "statepassed"
           }
         })
 
       target = redirected_to(conn)
-      assert target =~ app.redirect_uris
+      assert target =~ redirect_uri
 
       query = URI.parse(target).query |> URI.query_decoder() |> Map.new()
 
@@ -459,6 +578,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
     test "returns 401 for wrong credentials", %{conn: conn} do
       user = insert(:user)
       app = insert(:oauth_app)
+      redirect_uri = OAuthController.default_redirect_uri(app)
 
       result =
         conn
@@ -467,7 +587,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
             "name" => user.nickname,
             "password" => "wrong",
             "client_id" => app.client_id,
-            "redirect_uri" => app.redirect_uris,
+            "redirect_uri" => redirect_uri,
             "state" => "statepassed",
             "scope" => Enum.join(app.scopes, " ")
           }
@@ -476,7 +596,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
 
       # Keep the details
       assert result =~ app.client_id
-      assert result =~ app.redirect_uris
+      assert result =~ redirect_uri
 
       # Error message
       assert result =~ "Invalid Username/Password"
@@ -485,6 +605,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
     test "returns 401 for missing scopes", %{conn: conn} do
       user = insert(:user)
       app = insert(:oauth_app)
+      redirect_uri = OAuthController.default_redirect_uri(app)
 
       result =
         conn
@@ -493,7 +614,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
             "name" => user.nickname,
             "password" => "test",
             "client_id" => app.client_id,
-            "redirect_uri" => app.redirect_uris,
+            "redirect_uri" => redirect_uri,
             "state" => "statepassed",
             "scope" => ""
           }
@@ -502,7 +623,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
 
       # Keep the details
       assert result =~ app.client_id
-      assert result =~ app.redirect_uris
+      assert result =~ redirect_uri
 
       # Error message
       assert result =~ "This action is outside the authorized scopes"
@@ -511,6 +632,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
     test "returns 401 for scopes beyond app scopes", %{conn: conn} do
       user = insert(:user)
       app = insert(:oauth_app, scopes: ["read", "write"])
+      redirect_uri = OAuthController.default_redirect_uri(app)
 
       result =
         conn
@@ -519,7 +641,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
             "name" => user.nickname,
             "password" => "test",
             "client_id" => app.client_id,
-            "redirect_uri" => app.redirect_uris,
+            "redirect_uri" => redirect_uri,
             "state" => "statepassed",
             "scope" => "read write follow"
           }
@@ -528,7 +650,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
 
       # Keep the details
       assert result =~ app.client_id
-      assert result =~ app.redirect_uris
+      assert result =~ redirect_uri
 
       # Error message
       assert result =~ "This action is outside the authorized scopes"
@@ -547,7 +669,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
         |> post("/oauth/token", %{
           "grant_type" => "authorization_code",
           "code" => auth.token,
-          "redirect_uri" => app.redirect_uris,
+          "redirect_uri" => OAuthController.default_redirect_uri(app),
           "client_id" => app.client_id,
           "client_secret" => app.client_secret
         })
@@ -601,7 +723,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
         |> post("/oauth/token", %{
           "grant_type" => "authorization_code",
           "code" => auth.token,
-          "redirect_uri" => app.redirect_uris
+          "redirect_uri" => OAuthController.default_redirect_uri(app)
         })
 
       assert %{"access_token" => token, "scope" => scope} = json_response(conn, 200)
@@ -613,6 +735,27 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
       assert token.scopes == ["scope1", "scope2"]
     end
 
+    test "issue a token for client_credentials grant type" do
+      app = insert(:oauth_app, scopes: ["read", "write"])
+
+      conn =
+        build_conn()
+        |> post("/oauth/token", %{
+          "grant_type" => "client_credentials",
+          "client_id" => app.client_id,
+          "client_secret" => app.client_secret
+        })
+
+      assert %{"access_token" => token, "refresh_token" => refresh, "scope" => scope} =
+               json_response(conn, 200)
+
+      assert token
+      token_from_db = Repo.get_by(Token, token: token)
+      assert token_from_db
+      assert refresh
+      assert scope == "read write"
+    end
+
     test "rejects token exchange with invalid client credentials" do
       user = insert(:user)
       app = insert(:oauth_app)
@@ -625,7 +768,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
         |> post("/oauth/token", %{
           "grant_type" => "authorization_code",
           "code" => auth.token,
-          "redirect_uri" => app.redirect_uris
+          "redirect_uri" => OAuthController.default_redirect_uri(app)
         })
 
       assert resp = json_response(conn, 400)
@@ -643,7 +786,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
 
       password = "testpassword"
       user = insert(:user, password_hash: Comeonin.Pbkdf2.hashpwsalt(password))
-      info_change = Pleroma.User.Info.confirmation_changeset(user.info, :unconfirmed)
+      info_change = Pleroma.User.Info.confirmation_changeset(user.info, need_confirmation: true)
 
       {:ok, user} =
         user
@@ -704,7 +847,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
         |> post("/oauth/token", %{
           "grant_type" => "authorization_code",
           "code" => "Imobviouslyinvalid",
-          "redirect_uri" => app.redirect_uris,
+          "redirect_uri" => OAuthController.default_redirect_uri(app),
           "client_id" => app.client_id,
           "client_secret" => app.client_secret
         })
@@ -714,4 +857,199 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
       refute Map.has_key?(resp, "access_token")
     end
   end
+
+  describe "POST /oauth/token - refresh token" do
+    setup do
+      oauth_token_config = Pleroma.Config.get(@oauth_config_path)
+
+      on_exit(fn ->
+        Pleroma.Config.get(@oauth_config_path, oauth_token_config)
+      end)
+    end
+
+    test "issues a new access token with keep fresh token" do
+      Pleroma.Config.put(@oauth_config_path, true)
+      user = insert(:user)
+      app = insert(:oauth_app, scopes: ["read", "write"])
+
+      {:ok, auth} = Authorization.create_authorization(app, user, ["write"])
+      {:ok, token} = Token.exchange_token(app, auth)
+
+      response =
+        build_conn()
+        |> post("/oauth/token", %{
+          "grant_type" => "refresh_token",
+          "refresh_token" => token.refresh_token,
+          "client_id" => app.client_id,
+          "client_secret" => app.client_secret
+        })
+        |> json_response(200)
+
+      ap_id = user.ap_id
+
+      assert match?(
+               %{
+                 "scope" => "write",
+                 "token_type" => "Bearer",
+                 "expires_in" => 600,
+                 "access_token" => _,
+                 "refresh_token" => _,
+                 "me" => ^ap_id
+               },
+               response
+             )
+
+      refute Repo.get_by(Token, token: token.token)
+      new_token = Repo.get_by(Token, token: response["access_token"])
+      assert new_token.refresh_token == token.refresh_token
+      assert new_token.scopes == auth.scopes
+      assert new_token.user_id == user.id
+      assert new_token.app_id == app.id
+    end
+
+    test "issues a new access token with new fresh token" do
+      Pleroma.Config.put(@oauth_config_path, false)
+      user = insert(:user)
+      app = insert(:oauth_app, scopes: ["read", "write"])
+
+      {:ok, auth} = Authorization.create_authorization(app, user, ["write"])
+      {:ok, token} = Token.exchange_token(app, auth)
+
+      response =
+        build_conn()
+        |> post("/oauth/token", %{
+          "grant_type" => "refresh_token",
+          "refresh_token" => token.refresh_token,
+          "client_id" => app.client_id,
+          "client_secret" => app.client_secret
+        })
+        |> json_response(200)
+
+      ap_id = user.ap_id
+
+      assert match?(
+               %{
+                 "scope" => "write",
+                 "token_type" => "Bearer",
+                 "expires_in" => 600,
+                 "access_token" => _,
+                 "refresh_token" => _,
+                 "me" => ^ap_id
+               },
+               response
+             )
+
+      refute Repo.get_by(Token, token: token.token)
+      new_token = Repo.get_by(Token, token: response["access_token"])
+      refute new_token.refresh_token == token.refresh_token
+      assert new_token.scopes == auth.scopes
+      assert new_token.user_id == user.id
+      assert new_token.app_id == app.id
+    end
+
+    test "returns 400 if we try use access token" do
+      user = insert(:user)
+      app = insert(:oauth_app, scopes: ["read", "write"])
+
+      {:ok, auth} = Authorization.create_authorization(app, user, ["write"])
+      {:ok, token} = Token.exchange_token(app, auth)
+
+      response =
+        build_conn()
+        |> post("/oauth/token", %{
+          "grant_type" => "refresh_token",
+          "refresh_token" => token.token,
+          "client_id" => app.client_id,
+          "client_secret" => app.client_secret
+        })
+        |> json_response(400)
+
+      assert %{"error" => "Invalid credentials"} == response
+    end
+
+    test "returns 400 if refresh_token invalid" do
+      app = insert(:oauth_app, scopes: ["read", "write"])
+
+      response =
+        build_conn()
+        |> post("/oauth/token", %{
+          "grant_type" => "refresh_token",
+          "refresh_token" => "token.refresh_token",
+          "client_id" => app.client_id,
+          "client_secret" => app.client_secret
+        })
+        |> json_response(400)
+
+      assert %{"error" => "Invalid credentials"} == response
+    end
+
+    test "issues a new token if token expired" do
+      user = insert(:user)
+      app = insert(:oauth_app, scopes: ["read", "write"])
+
+      {:ok, auth} = Authorization.create_authorization(app, user, ["write"])
+      {:ok, token} = Token.exchange_token(app, auth)
+
+      change =
+        Ecto.Changeset.change(
+          token,
+          %{valid_until: NaiveDateTime.add(NaiveDateTime.utc_now(), -86_400 * 30)}
+        )
+
+      {:ok, access_token} = Repo.update(change)
+
+      response =
+        build_conn()
+        |> post("/oauth/token", %{
+          "grant_type" => "refresh_token",
+          "refresh_token" => access_token.refresh_token,
+          "client_id" => app.client_id,
+          "client_secret" => app.client_secret
+        })
+        |> json_response(200)
+
+      ap_id = user.ap_id
+
+      assert match?(
+               %{
+                 "scope" => "write",
+                 "token_type" => "Bearer",
+                 "expires_in" => 600,
+                 "access_token" => _,
+                 "refresh_token" => _,
+                 "me" => ^ap_id
+               },
+               response
+             )
+
+      refute Repo.get_by(Token, token: token.token)
+      token = Repo.get_by(Token, token: response["access_token"])
+      assert token
+      assert token.scopes == auth.scopes
+      assert token.user_id == user.id
+      assert token.app_id == app.id
+    end
+  end
+
+  describe "POST /oauth/token - bad request" do
+    test "returns 500" do
+      response =
+        build_conn()
+        |> post("/oauth/token", %{})
+        |> json_response(500)
+
+      assert %{"error" => "Bad request"} == response
+    end
+  end
+
+  describe "POST /oauth/revoke - bad request" do
+    test "returns 500" do
+      response =
+        build_conn()
+        |> post("/oauth/revoke", %{})
+        |> json_response(500)
+
+      assert %{"error" => "Bad request"} == response
+    end
+  end
 end