Merge branch 'issue/209' into 'develop'
[akkoma] / test / web / oauth / oauth_controller_test.exs
index 6e96537ecc9759834aa5dc10287ad71902303c55..7a107584d61fdad35b7ee4264e2ac579b1dba279 100644 (file)
@@ -1,15 +1,17 @@
 # Pleroma: A lightweight social networking server
-# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Web.OAuth.OAuthControllerTest do
   use Pleroma.Web.ConnCase
   import Pleroma.Factory
-  import Mock
 
-  alias Pleroma.Registration
+  alias Pleroma.MFA
+  alias Pleroma.MFA.TOTP
   alias Pleroma.Repo
+  alias Pleroma.User
   alias Pleroma.Web.OAuth.Authorization
+  alias Pleroma.Web.OAuth.OAuthController
   alias Pleroma.Web.OAuth.Token
 
   @session_opts [
@@ -17,17 +19,10 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
     key: "_test",
     signing_salt: "cooldude"
   ]
+  setup do: clear_config([:instance, :account_activation_required])
 
   describe "in OAuth consumer mode, " do
     setup do
-      oauth_consumer_strategies_path = [:auth, :oauth_consumer_strategies]
-      oauth_consumer_strategies = Pleroma.Config.get(oauth_consumer_strategies_path)
-      Pleroma.Config.put(oauth_consumer_strategies_path, ~w(twitter facebook))
-
-      on_exit(fn ->
-        Pleroma.Config.put(oauth_consumer_strategies_path, oauth_consumer_strategies)
-      end)
-
       [
         app: insert(:oauth_app),
         conn:
@@ -37,6 +32,8 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
       ]
     end
 
+    setup do: clear_config([:auth, :oauth_consumer_strategies], ~w(twitter facebook))
+
     test "GET /oauth/authorize renders auth forms, including OAuth consumer form", %{
       app: app,
       conn: conn
@@ -48,7 +45,7 @@ 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 +68,7 @@ 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"
             }
           }
@@ -97,64 +94,65 @@ 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" => ""
       }
 
-      with_mock Pleroma.Web.Auth.Authenticator,
-        get_registration: fn _ -> {:ok, registration} end do
-        conn =
-          get(
-            conn,
-            "/oauth/twitter/callback",
-            %{
-              "oauth_token" => "G-5a3AAAAAAAwMH9AAABaektfSM",
-              "oauth_verifier" => "QZl8vUqNvXMTKpdmUnGejJxuHG75WWWs",
-              "provider" => "twitter",
-              "state" => Poison.encode!(state_params)
-            }
-          )
+      conn =
+        conn
+        |> assign(:ueberauth_auth, %{provider: registration.provider, uid: registration.uid})
+        |> get(
+          "/oauth/twitter/callback",
+          %{
+            "oauth_token" => "G-5a3AAAAAAAwMH9AAABaektfSM",
+            "oauth_verifier" => "QZl8vUqNvXMTKpdmUnGejJxuHG75WWWs",
+            "provider" => "twitter",
+            "state" => Poison.encode!(state_params)
+          }
+        )
 
-        assert response = html_response(conn, 302)
-        assert redirected_to(conn) =~ ~r/#{app.redirect_uris}\?code=.+/
-      end
+      assert response = html_response(conn, 302)
+      assert redirected_to(conn) =~ ~r/#{redirect_uri}\?code=.+/
     end
 
     test "with user-unbound registration, GET /oauth/<provider>/callback renders registration_details page",
          %{app: app, conn: conn} do
-      registration = insert(:registration, user: nil)
+      user = insert(:user)
 
       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"
       }
 
-      with_mock Pleroma.Web.Auth.Authenticator,
-        get_registration: fn _ -> {:ok, registration} end do
-        conn =
-          get(
-            conn,
-            "/oauth/twitter/callback",
-            %{
-              "oauth_token" => "G-5a3AAAAAAAwMH9AAABaektfSM",
-              "oauth_verifier" => "QZl8vUqNvXMTKpdmUnGejJxuHG75WWWs",
-              "provider" => "twitter",
-              "state" => Poison.encode!(state_params)
-            }
-          )
+      conn =
+        conn
+        |> assign(:ueberauth_auth, %{
+          provider: "twitter",
+          uid: "171799000",
+          info: %{nickname: user.nickname, email: user.email, name: user.name, description: nil}
+        })
+        |> get(
+          "/oauth/twitter/callback",
+          %{
+            "oauth_token" => "G-5a3AAAAAAAwMH9AAABaektfSM",
+            "oauth_verifier" => "QZl8vUqNvXMTKpdmUnGejJxuHG75WWWs",
+            "provider" => "twitter",
+            "state" => Poison.encode!(state_params)
+          }
+        )
 
-        assert response = html_response(conn, 200)
-        assert response =~ ~r/name="op" type="submit" value="register"/
-        assert response =~ ~r/name="op" type="submit" value="connect"/
-        assert response =~ Registration.email(registration)
-        assert response =~ Registration.nickname(registration)
-      end
+      assert response = html_response(conn, 200)
+      assert response =~ ~r/name="op" type="submit" value="register"/
+      assert response =~ ~r/name="op" type="submit" value="connect"/
+      assert response =~ user.email
+      assert response =~ user.nickname
     end
 
     test "on authentication error, GET /oauth/<provider>/callback redirects to `redirect_uri`", %{
@@ -164,7 +162,7 @@ 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 +196,7 @@ 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 +215,7 @@ 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 +227,7 @@ 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 +236,36 @@ 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 +281,7 @@ 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 +313,7 @@ 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 +325,7 @@ 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 +334,37 @@ 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 +380,7 @@ 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 +416,7 @@ 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 +436,7 @@ 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"
             }
           }
@@ -388,7 +447,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
 
     test "renders authentication page if user is already authenticated but `force_login` is tru-ish",
          %{app: app, conn: conn} do
-      token = insert(:oauth_token, app_id: app.id)
+      token = insert(:oauth_token, app: app)
 
       conn =
         conn
@@ -398,7 +457,7 @@ 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"
           }
@@ -407,8 +466,35 @@ 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
-      token = insert(:oauth_token, app_id: app.id)
+    test "renders authentication page if user is already authenticated but user request with another client",
+         %{
+           app: app,
+           conn: conn
+         } do
+      token = insert(:oauth_token, app: app)
+
+      conn =
+        conn
+        |> put_session(:oauth_token, token.token)
+        |> get(
+          "/oauth/authorize",
+          %{
+            "response_type" => "code",
+            "client_id" => "another_client_id",
+            "redirect_uri" => OAuthController.default_redirect_uri(app),
+            "scope" => "read"
+          }
+        )
+
+      assert html_response(conn, 200) =~ ~s(type="submit")
+    end
+
+    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: app)
 
       conn =
         conn
@@ -418,18 +504,119 @@ 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),
+            "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: app)
+
+      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) == "https://redirect.url"
+      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: app)
+
+      conn =
+        conn
+        |> put_session(:oauth_token, token.token)
+        |> get(
+          "/oauth/authorize",
+          %{
+            "response_type" => "code",
+            "client_id" => app.client_id,
+            "redirect_uri" => "urn:ietf:wg:oauth:2.0:oob",
+            "scope" => "read"
+          }
+        )
+
+      assert html_response(conn, 200) =~ "Authorization exists"
     end
   end
 
   describe "POST /oauth/authorize" do
-    test "redirects with oauth authorization" do
-      user = insert(:user)
+    test "redirects with oauth authorization, " <>
+           "granting requested app-supported scopes to both admin- and non-admin users" do
+      app_scopes = ["read", "write", "admin", "secret_scope"]
+      app = insert(:oauth_app, scopes: app_scopes)
+      redirect_uri = OAuthController.default_redirect_uri(app)
+
+      non_admin = insert(:user, is_admin: false)
+      admin = insert(:user, is_admin: true)
+      scopes_subset = ["read:subscope", "write", "admin"]
+
+      # In case scope param is missing, expecting _all_ app-supported scopes to be granted
+      for user <- [non_admin, admin],
+          {requested_scopes, expected_scopes} <-
+            %{scopes_subset => scopes_subset, nil: app_scopes} do
+        conn =
+          post(
+            build_conn(),
+            "/oauth/authorize",
+            %{
+              "authorization" => %{
+                "name" => user.nickname,
+                "password" => "test",
+                "client_id" => app.client_id,
+                "redirect_uri" => redirect_uri,
+                "scope" => requested_scopes,
+                "state" => "statepassed"
+              }
+            }
+          )
+
+        target = redirected_to(conn)
+        assert target =~ redirect_uri
+
+        query = URI.parse(target).query |> URI.query_decoder() |> Map.new()
+
+        assert %{"state" => "statepassed", "code" => code} = query
+        auth = Repo.get_by(Authorization, token: code)
+        assert auth
+        assert auth.scopes == expected_scopes
+      end
+    end
+
+    test "redirect to on two-factor auth page" do
+      otp_secret = TOTP.generate_secret()
+
+      user =
+        insert(:user,
+          multi_factor_authentication_settings: %MFA.Settings{
+            enabled: true,
+            totp: %MFA.Settings.TOTP{secret: otp_secret, confirmed: true}
+          }
+        )
+
       app = insert(:oauth_app, scopes: ["read", "write", "follow"])
 
       conn =
@@ -445,20 +632,19 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
           }
         })
 
-      target = redirected_to(conn)
-      assert target =~ app.redirect_uris
+      result = html_response(conn, 200)
 
-      query = URI.parse(target).query |> URI.query_decoder() |> Map.new()
-
-      assert %{"state" => "statepassed", "code" => code} = query
-      auth = Repo.get_by(Authorization, token: code)
-      assert auth
-      assert auth.scopes == ["read", "write"]
+      mfa_token = Repo.get_by(MFA.Token, user_id: user.id)
+      assert result =~ app.redirect_uris
+      assert result =~ "statepassed"
+      assert result =~ mfa_token.token
+      assert result =~ "Two-factor authentication"
     end
 
     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 +653,7 @@ 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, " ")
           }
@@ -476,24 +662,25 @@ 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"
     end
 
-    test "returns 401 for missing scopes", %{conn: conn} do
-      user = insert(:user)
-      app = insert(:oauth_app)
+    test "returns 401 for missing scopes" do
+      user = insert(:user, is_admin: false)
+      app = insert(:oauth_app, scopes: ["read", "write", "admin"])
+      redirect_uri = OAuthController.default_redirect_uri(app)
 
       result =
-        conn
+        build_conn()
         |> post("/oauth/authorize", %{
           "authorization" => %{
             "name" => user.nickname,
             "password" => "test",
             "client_id" => app.client_id,
-            "redirect_uri" => app.redirect_uris,
+            "redirect_uri" => redirect_uri,
             "state" => "statepassed",
             "scope" => ""
           }
@@ -502,15 +689,16 @@ 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"
     end
 
-    test "returns 401 for scopes beyond app scopes", %{conn: conn} do
+    test "returns 401 for scopes beyond app scopes hierarchy", %{conn: conn} do
       user = insert(:user)
       app = insert(:oauth_app, scopes: ["read", "write"])
+      redirect_uri = OAuthController.default_redirect_uri(app)
 
       result =
         conn
@@ -519,7 +707,7 @@ 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 +716,7 @@ 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 +735,7 @@ 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
         })
@@ -584,6 +772,46 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
       assert token.scopes == app.scopes
     end
 
+    test "issues a mfa token for `password` grant_type, when MFA enabled" do
+      password = "testpassword"
+      otp_secret = TOTP.generate_secret()
+
+      user =
+        insert(:user,
+          password_hash: Comeonin.Pbkdf2.hashpwsalt(password),
+          multi_factor_authentication_settings: %MFA.Settings{
+            enabled: true,
+            totp: %MFA.Settings.TOTP{secret: otp_secret, confirmed: true}
+          }
+        )
+
+      app = insert(:oauth_app, scopes: ["read", "write"])
+
+      response =
+        build_conn()
+        |> post("/oauth/token", %{
+          "grant_type" => "password",
+          "username" => user.nickname,
+          "password" => password,
+          "client_id" => app.client_id,
+          "client_secret" => app.client_secret
+        })
+        |> json_response(403)
+
+      assert match?(
+               %{
+                 "supported_challenge_types" => "totp",
+                 "mfa_token" => _,
+                 "error" => "mfa_required"
+               },
+               response
+             )
+
+      token = Repo.get_by(MFA.Token, token: response["mfa_token"])
+      assert token.user_id == user.id
+      assert token.authorization_id
+    end
+
     test "issues a token for request with HTTP basic auth client credentials" do
       user = insert(:user)
       app = insert(:oauth_app, scopes: ["scope1", "scope2", "scope3"])
@@ -601,7 +829,7 @@ 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 +841,27 @@ 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 +874,7 @@ 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)
@@ -634,24 +883,15 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
     end
 
     test "rejects token exchange for valid credentials belonging to unconfirmed user and confirmation is required" do
-      setting = Pleroma.Config.get([:instance, :account_activation_required])
-
-      unless setting do
-        Pleroma.Config.put([:instance, :account_activation_required], true)
-        on_exit(fn -> Pleroma.Config.put([:instance, :account_activation_required], setting) end)
-      end
-
+      Pleroma.Config.put([:instance, :account_activation_required], true)
       password = "testpassword"
-      user = insert(:user, password_hash: Comeonin.Pbkdf2.hashpwsalt(password))
-      info_change = Pleroma.User.Info.confirmation_changeset(user.info, :unconfirmed)
 
       {:ok, user} =
-        user
-        |> Ecto.Changeset.change()
-        |> Ecto.Changeset.put_embed(:info, info_change)
-        |> Repo.update()
+        insert(:user, password_hash: Comeonin.Pbkdf2.hashpwsalt(password))
+        |> User.confirmation_changeset(need_confirmation: true)
+        |> User.update_and_set_cache()
 
-      refute Pleroma.User.auth_active?(user)
+      refute Pleroma.User.account_status(user) == :active
 
       app = insert(:oauth_app)
 
@@ -676,12 +916,12 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
       user =
         insert(:user,
           password_hash: Comeonin.Pbkdf2.hashpwsalt(password),
-          info: %{deactivated: true}
+          deactivated: true
         )
 
       app = insert(:oauth_app)
 
-      conn =
+      resp =
         build_conn()
         |> post("/oauth/token", %{
           "grant_type" => "password",
@@ -690,10 +930,69 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
           "client_id" => app.client_id,
           "client_secret" => app.client_secret
         })
+        |> json_response(403)
 
-      assert resp = json_response(conn, 403)
-      assert %{"error" => _} = resp
-      refute Map.has_key?(resp, "access_token")
+      assert resp == %{
+               "error" => "Your account is currently disabled",
+               "identifier" => "account_is_disabled"
+             }
+    end
+
+    test "rejects token exchange for user with password_reset_pending set to true" do
+      password = "testpassword"
+
+      user =
+        insert(:user,
+          password_hash: Comeonin.Pbkdf2.hashpwsalt(password),
+          password_reset_pending: true
+        )
+
+      app = insert(:oauth_app, scopes: ["read", "write"])
+
+      resp =
+        build_conn()
+        |> post("/oauth/token", %{
+          "grant_type" => "password",
+          "username" => user.nickname,
+          "password" => password,
+          "client_id" => app.client_id,
+          "client_secret" => app.client_secret
+        })
+        |> json_response(403)
+
+      assert resp == %{
+               "error" => "Password reset is required",
+               "identifier" => "password_reset_required"
+             }
+    end
+
+    test "rejects token exchange for user with confirmation_pending set to true" do
+      Pleroma.Config.put([:instance, :account_activation_required], true)
+      password = "testpassword"
+
+      user =
+        insert(:user,
+          password_hash: Comeonin.Pbkdf2.hashpwsalt(password),
+          confirmation_pending: true
+        )
+
+      app = insert(:oauth_app, scopes: ["read", "write"])
+
+      resp =
+        build_conn()
+        |> post("/oauth/token", %{
+          "grant_type" => "password",
+          "username" => user.nickname,
+          "password" => password,
+          "client_id" => app.client_id,
+          "client_secret" => app.client_secret
+        })
+        |> json_response(403)
+
+      assert resp == %{
+               "error" => "Your login is missing a confirmed e-mail address",
+               "identifier" => "missing_confirmed_email"
+             }
     end
 
     test "rejects an invalid authorization code" do
@@ -704,7 +1003,7 @@ 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 +1013,193 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
       refute Map.has_key?(resp, "access_token")
     end
   end
+
+  describe "POST /oauth/token - refresh token" do
+    setup do: clear_config([:oauth2, :issue_new_refresh_token])
+
+    test "issues a new access token with keep fresh token" do
+      Pleroma.Config.put([:oauth2, :issue_new_refresh_token], 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([:oauth2, :issue_new_refresh_token], 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