Guest accounts feature (#11428)

* MM-14139: Creating permissions for invite/promote/demote guests (#10778)

* MM-14139: Creating permissions for invite/promote/demote guests

* Fixing tests

* Adding invite guest api endpoint (#10792)

* Adding invite guest api endpoint

* Adding i18n

* Adding some tests

* WIP

* Migrating Token.Extra info to bigger size (2048)

* Fixing tests

* Adding client function for invite guests

* Adding send guests invites tests

* Renaming file from guest to guest_invite

* Adding Promote/Demote users from/to guest endpoints (#10791)

* Adding Promote/Demote users from/to guest endpoints

* Adding i18n translations

* Adding the client functions

* Using getQueryBuilder function

* Addressing PR review comments

* Adding default channels to users on promte from guest (#10851)

* Adding default channels to users on promte from guest

* Addressing PR review comments

* Fixing merge problems

* Sending websockets events on promote/demote (#11403)

* Sending websockets events on promote/demote

* Fixing merge problems

* Fixing govet shadowing problem

* Fixing feature branch tests

* Avoiding leaking users data through websockets for guest accounts (#11489)

* Avoiding leaking users data through websockets for guest accounts

* Adding tests and fixing code error

* Fixing i18n

* Allow to enable/disable guests and other extra config settings (#11481)

* Allow to enable/disable guests and other extra config settings

* Fixing tests and moving license and config validation to api level

* Update api4/role_test.go

Co-Authored-By: George Goldberg <george@gberg.me>

* Update api4/role_test.go

Co-Authored-By: George Goldberg <george@gberg.me>

* Fixing typo

* fixing tests

* Managing correctly the guest channel leave behavior (#11578)

* MM-15134: Removing guests from teams or system on leave channels if needed

* WIP

* No deactivating the guest user when leave the last team

* Adding a couple of tests

* Fixing shadow variables

* Fixing tests

* fixing tests

* fixing shadow variables

* Adding guest counts for channel stats (#11646)

* Adding guest counts for channel stats

* Adding tests

* Fixing tests

* Fixing guest domain restrictions (#11660)

* Adding needed migration for the database

* Fixing migration

app/session_test.go

@@ -123,3 +123,57 @@ func TestGetSessionIdleTimeoutInMinutes(t *testing.T) {
 	_, err = th.App.GetSession(session.Token)
 	assert.Nil(t, err)
 }
+
+func TestUpdateSessionOnPromoteDemote(t *testing.T) {
+	th := Setup(t).InitBasic()
+	defer th.TearDown()
+
+	th.App.SetLicense(model.NewTestLicense())
+
+	t.Run("Promote Guest to User updates the session", func(t *testing.T) {
+		guest := th.CreateGuest()
+
+		session, err := th.App.CreateSession(&model.Session{UserId: guest.Id, Props: model.StringMap{model.SESSION_PROP_IS_GUEST: "true"}})
+		require.Nil(t, err)
+
+		rsession, err := th.App.GetSession(session.Token)
+		require.Nil(t, err)
+		assert.Equal(t, "true", rsession.Props[model.SESSION_PROP_IS_GUEST])
+
+		err = th.App.PromoteGuestToUser(guest, th.BasicUser.Id)
+		require.Nil(t, err)
+
+		rsession, err = th.App.GetSession(session.Token)
+		require.Nil(t, err)
+		assert.Equal(t, "false", rsession.Props[model.SESSION_PROP_IS_GUEST])
+
+		th.App.ClearSessionCacheForUser(session.UserId)
+
+		rsession, err = th.App.GetSession(session.Token)
+		require.Nil(t, err)
+		assert.Equal(t, "false", rsession.Props[model.SESSION_PROP_IS_GUEST])
+	})
+
+	t.Run("Demote User to Guest updates the session", func(t *testing.T) {
+		user := th.CreateUser()
+
+		session, err := th.App.CreateSession(&model.Session{UserId: user.Id, Props: model.StringMap{model.SESSION_PROP_IS_GUEST: "false"}})
+		require.Nil(t, err)
+
+		rsession, err := th.App.GetSession(session.Token)
+		require.Nil(t, err)
+		assert.Equal(t, "false", rsession.Props[model.SESSION_PROP_IS_GUEST])
+
+		err = th.App.DemoteUserToGuest(user)
+		require.Nil(t, err)
+
+		rsession, err = th.App.GetSession(session.Token)
+		require.Nil(t, err)
+		assert.Equal(t, "true", rsession.Props[model.SESSION_PROP_IS_GUEST])
+
+		th.App.ClearSessionCacheForUser(session.UserId)
+		rsession, err = th.App.GetSession(session.Token)
+		require.Nil(t, err)
+		assert.Equal(t, "true", rsession.Props[model.SESSION_PROP_IS_GUEST])
+	})
+}