o_auth_controller_test.exs
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o_auth_controller_test.exs
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	# Pleroma: A lightweight social networking server
	# 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

	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 [
	store: :cookie,
	key: "_test",
	signing_salt: "cooldude"
	]
	setup do
	clear_config([:instance, :account_activation_required])
	clear_config([:instance, :account_approval_required])
	end

	describe "in OAuth consumer mode, " do
	setup do
	[
	app: insert(:oauth_app),
	conn:
	build_conn()
	\|> Plug.Session.call(Plug.Session.init(@session_opts))
	\|> fetch_session()
	]
	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
	} do
	conn =
	get(
	conn,
	"/oauth/authorize",
	%{
	"response_type" => "code",
	"client_id" => app.client_id,
	"redirect_uri" => OAuthController.default_redirect_uri(app),
	"scope" => "read"
	}
	)

	assert response = html_response(conn, 200)
	assert response =~ "Sign in with Twitter"
	assert response =~ o_auth_path(conn, :prepare_request)
	end

	test "GET /oauth/prepare_request encodes parameters as `state` and redirects", %{
	app: app,
	conn: conn
	} do
	conn =
	get(
	conn,
	"/oauth/prepare_request",
	%{
	"provider" => "twitter",
	"authorization" => %{
	"scope" => "read follow",
	"client_id" => app.client_id,
	"redirect_uri" => OAuthController.default_redirect_uri(app),
	"state" => "a_state"
	}
	}
	)

	assert html_response(conn, 302)

	redirect_query = URI.parse(redirected_to(conn)).query
	assert %{"state" => state_param} = URI.decode_query(redirect_query)
	assert {:ok, state_components} = Poison.decode(state_param)

	expected_client_id = app.client_id
	expected_redirect_uri = app.redirect_uris

	assert %{
	"scope" => "read follow",
	"client_id" => ^expected_client_id,
	"redirect_uri" => ^expected_redirect_uri,
	"state" => "a_state"
	} = state_components
	end

	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" => redirect_uri,
	"state" => ""
	}

	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 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
	user = insert(:user)

	state_params = %{
	"scope" => "read write",
	"client_id" => app.client_id,
	"redirect_uri" => OAuthController.default_redirect_uri(app),
	"state" => "a_state"
	}

	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 =~ user.email
	assert response =~ user.nickname
	end

	test "on authentication error, GET /oauth/<provider>/callback redirects to `redirect_uri`", %{
	app: app,
	conn: conn
	} do
	state_params = %{
	"scope" => Enum.join(app.scopes, " "),
	"client_id" => app.client_id,
	"redirect_uri" => OAuthController.default_redirect_uri(app),
	"state" => ""
	}

	conn =
	conn
	\|> assign(:ueberauth_failure, %{errors: [%{message: "(error description)"}]})
	\|> get(
	"/oauth/twitter/callback",
	%{
	"oauth_token" => "G-5a3AAAAAAAwMH9AAABaektfSM",
	"oauth_verifier" => "QZl8vUqNvXMTKpdmUnGejJxuHG75WWWs",
	"provider" => "twitter",
	"state" => Poison.encode!(state_params)
	}
	)

	assert html_response(conn, 302)
	assert redirected_to(conn) == app.redirect_uris
	assert get_flash(conn, :error) == "Failed to authenticate: (error description)."
	end

	test "GET /oauth/registration_details renders registration details form", %{
	app: app,
	conn: conn
	} do
	conn =
	get(
	conn,
	"/oauth/registration_details",
	%{
	"authorization" => %{
	"scopes" => app.scopes,
	"client_id" => app.client_id,
	"redirect_uri" => OAuthController.default_redirect_uri(app),
	"state" => "a_state",
	"nickname" => nil,
	"email" => "john@doe.com"
	}
	}
	)

	assert response = html_response(conn, 200)
	assert response =~ ~r/name="op" type="submit" value="register"/
	assert response =~ ~r/name="op" type="submit" value="connect"/
	end

	test "with valid params, POST /oauth/register?op=register redirects to `redirect_uri` with `code`",
	%{
	app: app,
	conn: conn
	} do
	registration = insert(:registration, user: nil, info: %{"nickname" => nil, "email" => nil})
	redirect_uri = OAuthController.default_redirect_uri(app)

	conn =
	conn
	\|> put_session(:registration_id, registration.id)
	\|> post(
	"/oauth/register",
	%{
	"op" => "register",
	"authorization" => %{
	"scopes" => app.scopes,
	"client_id" => app.client_id,
	"redirect_uri" => redirect_uri,
	"state" => "a_state",
	"nickname" => "availablenick",
	"email" => "available@email.com"
	}
	}
	)

	assert html_response(conn, 302)
	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 html_response(conn, 401)
	end

	test "with invalid params, POST /oauth/register?op=register renders registration_details page",
	%{
	app: app,
	conn: conn
	} do
	another_user = insert(:user)
	registration = insert(:registration, user: nil, info: %{"nickname" => nil, "email" => nil})

	params = %{
	"op" => "register",
	"authorization" => %{
	"scopes" => app.scopes,
	"client_id" => app.client_id,
	"redirect_uri" => OAuthController.default_redirect_uri(app),
	"state" => "a_state",
	"nickname" => "availablenickname",
	"email" => "available@email.com"
	}
	}

	for {bad_param, bad_param_value} <-
	[{"nickname", another_user.nickname}, {"email", another_user.email}] do
	bad_registration_attrs = %{
	"authorization" => Map.put(params["authorization"], bad_param, bad_param_value)
	}

	bad_params = Map.merge(params, bad_registration_attrs)

	conn =
	conn
	\|> put_session(:registration_id, registration.id)
	\|> post("/oauth/register", bad_params)

	assert html_response(conn, 403) =~ ~r/name="op" type="submit" value="register"/
	assert get_flash(conn, :error) == "Error: #{bad_param} has already been taken."
	end
	end

	test "with valid params, POST /oauth/register?op=connect redirects to `redirect_uri` with `code`",
	%{
	app: app,
	conn: conn
	} do
	user = insert(:user, password_hash: Pbkdf2.hash_pwd_salt("testpassword"))
	registration = insert(:registration, user: nil)
	redirect_uri = OAuthController.default_redirect_uri(app)

	conn =
	conn
	\|> put_session(:registration_id, registration.id)
	\|> post(
	"/oauth/register",
	%{
	"op" => "connect",
	"authorization" => %{
	"scopes" => app.scopes,
	"client_id" => app.client_id,
	"redirect_uri" => redirect_uri,
	"state" => "a_state",
	"name" => user.nickname,
	"password" => "testpassword"
	}
	}
	)

	assert html_response(conn, 302)
	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: Pbkdf2.hash_pwd_salt("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 html_response(conn, 401)
	end

	test "with invalid params, POST /oauth/register?op=connect renders registration_details page",
	%{
	app: app,
	conn: conn
	} do
	user = insert(:user)
	registration = insert(:registration, user: nil)

	params = %{
	"op" => "connect",
	"authorization" => %{
	"scopes" => app.scopes,
	"client_id" => app.client_id,
	"redirect_uri" => OAuthController.default_redirect_uri(app),
	"state" => "a_state",
	"name" => user.nickname,
	"password" => "wrong password"
	}
	}

	conn =
	conn
	\|> put_session(:registration_id, registration.id)
	\|> post("/oauth/register", params)

	assert html_response(conn, 401) =~ ~r/name="op" type="submit" value="connect"/
	assert get_flash(conn, :error) == "Invalid Username/Password"
	end
	end

	describe "GET /oauth/authorize" do
	setup do
	[
	app: insert(:oauth_app, redirect_uris: "https://redirect.url"),
	conn:
	build_conn()
	\|> Plug.Session.call(Plug.Session.init(@session_opts))
	\|> fetch_session()
	]
	end

	test "renders authentication page", %{app: app, conn: conn} do
	conn =
	get(
	conn,
	"/oauth/authorize",
	%{
	"response_type" => "code",
	"client_id" => app.client_id,
	"redirect_uri" => OAuthController.default_redirect_uri(app),
	"scope" => "read"
	}
	)

	assert html_response(conn, 200) =~ ~s(type="submit")
	end

	test "properly handles internal calls with `authorization`-wrapped params", %{
	app: app,
	conn: conn
	} do
	conn =
	get(
	conn,
	"/oauth/authorize",
	%{
	"authorization" => %{
	"response_type" => "code",
	"client_id" => app.client_id,
	"redirect_uri" => OAuthController.default_redirect_uri(app),
	"scope" => "read"
	}
	}
	)

	assert html_response(conn, 200) =~ ~s(type="submit")
	end

	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: app)

	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),
	"scope" => "read",
	"force_login" => "true"
	}
	)

	assert html_response(conn, 200) =~ ~s(type="submit")
	end

	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
	\|> 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: 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) == 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, " <>
	"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 =
	build_conn()
	\|> post("/oauth/authorize", %{
	"authorization" => %{
	"name" => user.nickname,
	"password" => "test",
	"client_id" => app.client_id,
	"redirect_uri" => app.redirect_uris,
	"scope" => "read write",
	"state" => "statepassed"
	}
	})

	result = html_response(conn, 200)

	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
	\|> post("/oauth/authorize", %{
	"authorization" => %{
	"name" => user.nickname,
	"password" => "wrong",
	"client_id" => app.client_id,
	"redirect_uri" => redirect_uri,
	"state" => "statepassed",
	"scope" => Enum.join(app.scopes, " ")
	}
	})
	\|> html_response(:unauthorized)

	# Keep the details
	assert result =~ app.client_id
	assert result =~ redirect_uri

	# Error message
	assert result =~ "Invalid Username/Password"
	end

	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 =
	build_conn()
	\|> post("/oauth/authorize", %{
	"authorization" => %{
	"name" => user.nickname,
	"password" => "test",
	"client_id" => app.client_id,
	"redirect_uri" => redirect_uri,
	"state" => "statepassed",
	"scope" => ""
	}
	})
	\|> html_response(:unauthorized)

	# Keep the details
	assert result =~ app.client_id
	assert result =~ redirect_uri

	# Error message
	assert result =~ "This action is outside the authorized scopes"
	end

	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
	\|> post("/oauth/authorize", %{
	"authorization" => %{
	"name" => user.nickname,
	"password" => "test",
	"client_id" => app.client_id,
	"redirect_uri" => redirect_uri,
	"state" => "statepassed",
	"scope" => "read write follow"
	}
	})
	\|> html_response(:unauthorized)

	# Keep the details
	assert result =~ app.client_id
	assert result =~ redirect_uri

	# Error message
	assert result =~ "This action is outside the authorized scopes"
	end
	end

	describe "POST /oauth/token" do
	test "issues a token for an all-body request" do
	user = insert(:user)
	app = insert(:oauth_app, scopes: ["read", "write"])

	{:ok, auth} = Authorization.create_authorization(app, user, ["write"])

	conn =
	build_conn()
	\|> post("/oauth/token", %{
	"grant_type" => "authorization_code",
	"code" => auth.token,
	"redirect_uri" => OAuthController.default_redirect_uri(app),
	"client_id" => app.client_id,
	"client_secret" => app.client_secret
	})

	assert %{"access_token" => token, "me" => ap_id} = json_response(conn, 200)

	token = Repo.get_by(Token, token: token)
	assert token
	assert token.scopes == auth.scopes
	assert user.ap_id == ap_id
	end

	test "issues a token for `password` grant_type with valid credentials, with full permissions by default" do
	password = "testpassword"
	user = insert(:user, password_hash: Pbkdf2.hash_pwd_salt(password))

	app = insert(:oauth_app, scopes: ["read", "write"])

	# Note: "scope" param is intentionally omitted
	conn =
	build_conn()
	\|> post("/oauth/token", %{
	"grant_type" => "password",
	"username" => user.nickname,
	"password" => password,
	"client_id" => app.client_id,
	"client_secret" => app.client_secret
	})

	assert %{"access_token" => token} = json_response(conn, 200)

	token = Repo.get_by(Token, token: token)
	assert token
	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: Pbkdf2.hash_pwd_salt(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"])

	{:ok, auth} = Authorization.create_authorization(app, user, ["scope1", "scope2"])
	assert auth.scopes == ["scope1", "scope2"]

	app_encoded =
	(URI.encode_www_form(app.client_id) <> ":" <> URI.encode_www_form(app.client_secret))
	\|> Base.encode64()

	conn =
	build_conn()
	\|> put_req_header("authorization", "Basic " <> app_encoded)
	\|> post("/oauth/token", %{
	"grant_type" => "authorization_code",
	"code" => auth.token,
	"redirect_uri" => OAuthController.default_redirect_uri(app)
	})

	assert %{"access_token" => token, "scope" => scope} = json_response(conn, 200)

	assert scope == "scope1 scope2"

	token = Repo.get_by(Token, token: token)
	assert token
	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)

	{:ok, auth} = Authorization.create_authorization(app, user)

	conn =
	build_conn()
	\|> put_req_header("authorization", "Basic JTIxOiVGMCU5RiVBNCVCNwo=")
	\|> post("/oauth/token", %{
	"grant_type" => "authorization_code",
	"code" => auth.token,
	"redirect_uri" => OAuthController.default_redirect_uri(app)
	})

	assert resp = json_response(conn, 400)
	assert %{"error" => _} = resp
	refute Map.has_key?(resp, "access_token")
	end

	test "rejects token exchange for valid credentials belonging to unconfirmed user and confirmation is required" do
	Pleroma.Config.put([:instance, :account_activation_required], true)
	password = "testpassword"

	{:ok, user} =
	insert(:user, password_hash: Pbkdf2.hash_pwd_salt(password))
	\|> User.confirmation_changeset(need_confirmation: true)
	\|> User.update_and_set_cache()

	refute Pleroma.User.account_status(user) == :active

	app = insert(:oauth_app)

	conn =
	build_conn()
	\|> post("/oauth/token", %{
	"grant_type" => "password",
	"username" => user.nickname,
	"password" => password,
	"client_id" => app.client_id,
	"client_secret" => app.client_secret
	})

	assert resp = json_response(conn, 403)
	assert %{"error" => _} = resp
	refute Map.has_key?(resp, "access_token")
	end

	test "rejects token exchange for valid credentials belonging to deactivated user" do
	password = "testpassword"

	user =
	insert(:user,
	password_hash: Pbkdf2.hash_pwd_salt(password),
	deactivated: true
	)

	app = insert(:oauth_app)

	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 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: Pbkdf2.hash_pwd_salt(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: Pbkdf2.hash_pwd_salt(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 token exchange for valid credentials belonging to an unapproved user" do
	password = "testpassword"

	user = insert(:user, password_hash: Pbkdf2.hash_pwd_salt(password), approval_pending: true)

	refute Pleroma.User.account_status(user) == :active

	app = insert(:oauth_app)

	conn =
	build_conn()
	\|> post("/oauth/token", %{
	"grant_type" => "password",
	"username" => user.nickname,
	"password" => password,
	"client_id" => app.client_id,
	"client_secret" => app.client_secret
	})

	assert resp = json_response(conn, 403)
	assert %{"error" => _} = resp
	refute Map.has_key?(resp, "access_token")
	end

	test "rejects an invalid authorization code" do
	app = insert(:oauth_app)

	conn =
	build_conn()
	\|> post("/oauth/token", %{
	"grant_type" => "authorization_code",
	"code" => "Imobviouslyinvalid",
	"redirect_uri" => OAuthController.default_redirect_uri(app),
	"client_id" => app.client_id,
	"client_secret" => app.client_secret
	})

	assert resp = json_response(conn, 400)
	assert %{"error" => _} = json_response(conn, 400)
	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

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