Change modal error message for restricted emails

app/assets/javascripts/invite_members/components/invite_members_modal.vue

@@ -11,9 +11,10 @@ import {
   GlFormInput,
   GlFormCheckboxGroup,
 } from '@gitlab/ui';
-import { partition, isString } from 'lodash';
+import { partition, isString, unescape } from 'lodash';
 import Api from '~/api';
 import ExperimentTracking from '~/experimentation/experiment_tracking';
+import { sanitize } from '~/lib/dompurify';
 import { BV_SHOW_MODAL } from '~/lib/utils/constants';
 import { s__, sprintf } from '~/locale';
 import {
@@ -293,7 +294,7 @@ export default {
       };
     },
     conditionallyShowToastSuccess(response) {
-      const message = responseMessageFromSuccess(response);
+      const message = this.unescapeMsg(responseMessageFromSuccess(response));
 
       if (message === '') {
         this.showToastMessageSuccess();
@@ -309,13 +310,17 @@ export default {
       this.closeModal();
     },
     showInvalidFeedbackMessage(response) {
+      const message = this.unescapeMsg(responseMessageFromError(response));
+
       this.isLoading = false;
-      this.invalidFeedbackMessage =
-        responseMessageFromError(response) || this.$options.labels.invalidFeedbackMessageDefault;
+      this.invalidFeedbackMessage = message || this.$options.labels.invalidFeedbackMessageDefault;
     },
     handleMembersTokenSelectClear() {
       this.invalidFeedbackMessage = '';
     },
+    unescapeMsg(message) {
+      return unescape(sanitize(message, { ALLOWED_TAGS: [] }));
+    },
   },
   labels: {
     members: {

app/assets/javascripts/invite_members/utils/response_message_parser.js

@@ -18,7 +18,10 @@ function responseMessageStringForMultiple(message) {
   return message.includes(':');
 }
 function responseMessageStringFirstPart(message) {
-  return message.split(' and ')[0];
+  const firstPart = message.split(':')[1];
+  const firstMsg = firstPart.split(/ and [\w-]*$/)[0].trim();
+
+  return firstMsg;
 }
 
 export function responseMessageFromError(response) {

app/models/concerns/restricted_signup.rb

@@ -7,15 +7,49 @@ module RestrictedSignup
   def validate_admin_signup_restrictions(email)
     return if allowed_domain?(email)
 
+    error_type = fetch_error_type(email)
+
+    return unless error_type.present?
+
+    [
+      signup_email_invalid_message,
+      error_message[created_by_key][error_type]
+    ].join(' ')
+  end
+
+  def fetch_error_type(email)
     if allowlist_present?
-      return _('domain is not authorized for sign-up.')
+      :allowlist
     elsif denied_domain?(email)
-      return _('is not from an allowed domain.')
+      :denylist
     elsif restricted_email?(email)
-      return _('is not allowed. Try again with a different email address, or contact your GitLab admin.')
+      :restricted
     end
+  end
+
+  def error_message
+    {
+      admin: {
+        allowlist: html_escape_once(_("Go to the 'Admin area > Sign-up restrictions', and check 'Allowed domains for sign-ups'.")).html_safe,
+        denylist: html_escape_once(_("Go to the 'Admin area > Sign-up restrictions', and check the 'Domain denylist'.")).html_safe,
+        restricted: html_escape_once(_("Go to the 'Admin area > Sign-up restrictions', and check 'Email restrictions for sign-ups'.")).html_safe,
+        group_setting: html_escape_once(_("Go to the group’s 'Settings > General' page, and check 'Restrict membership by email domain'.")).html_safe
+      },
+      nonadmin: {
+        allowlist: error_nonadmin,
+        denylist: error_nonadmin,
+        restricted: error_nonadmin,
+        group_setting: error_nonadmin
+      }
+    }
+  end
+
+  def error_nonadmin
+    _("Check with your administrator.")
+  end
 
-    nil
+  def created_by_key
+    created_by&.can_admin_all_resources? ? :admin : :nonadmin
   end
 
   def denied_domain?(email)

app/models/member.rb

@@ -448,6 +448,14 @@ class Member < ApplicationRecord
     errors.add(:user, error) if error
   end
 
+  def signup_email_invalid_message
+    if source_type == 'Project'
+      _("is not allowed for this project.")
+    else
+      _("is not allowed for this group.")
+    end
+  end
+
   def update_highest_role?
     return unless user_id.present?
 

app/models/user.rb

@@ -2102,6 +2102,10 @@ class User < ApplicationRecord
     errors.add(:email, error) if error
   end
 
+  def signup_email_invalid_message
+    _('is not allowed for sign-up.')
+  end
+
   def check_username_format
     return if username.blank? || Mime::EXTENSION_LOOKUP.keys.none? { |type| username.end_with?(".#{type}") }
 

config/locales/en.yml

@@ -10,6 +10,9 @@ en:
         target: Target issue
       group:
         path: Group URL
+      member:
+        user: "The member's email address"
+        invite_email: "The member's email address"
       project/error_tracking_setting:
         token: "Auth Token"
         project: "Project"

ee/app/models/ee/member.rb

@@ -103,8 +103,11 @@ module EE
     end
 
     def email_does_not_match_any_allowed_domains(email)
-      n_("email does not match the allowed domain of %{email_domains}", "email does not match the allowed domains: %{email_domains}", group_allowed_email_domains.size) %
-        { email_domains: group_allowed_email_domains.map(&:domain).join(', ') }
+      msg_1 = signup_email_invalid_message
+
+      msg_2 = error_message[created_by_key][:group_setting]
+
+      [msg_1, msg_2].join(' ')
     end
 
     def matches_at_least_one_group_allowed_email_domain?(email)

ee/spec/controllers/groups/group_members_controller_spec.rb

@@ -189,7 +189,7 @@ RSpec.describe Groups::GroupMembersController do
             post :request_access, params: { group_id: group }
 
             expect(controller).to set_flash.to "Your request for access could not be processed: "\
-              "User email 'unverified@gitlab.com' is not a verified email."
+              "The member's email address email 'unverified@gitlab.com' is not a verified email."
             expect(response).to redirect_to(group_path(group))
             expect(group.requesters.exists?(user_id: requesting_user)).to be_falsey
             expect(group.users).not_to include requesting_user

ee/spec/models/group_member_spec.rb

@@ -12,7 +12,7 @@ RSpec.describe GroupMember do
       let(:source) { group }
       let(:nested_source) { create(:group, parent: group) }
 
-      it_behaves_like 'member group domain validations'
+      it_behaves_like 'member group domain validations', 'group'
     end
 
     describe 'access level inclusion' do

ee/spec/models/project_member_spec.rb

@@ -95,7 +95,7 @@ RSpec.describe ProjectMember do
     let(:subgroup) { create(:group, parent: group) }
     let(:nested_source) { create(:project, namespace: subgroup) }
 
-    it_behaves_like 'member group domain validations'
+    it_behaves_like 'member group domain validations', 'project'
 
     it 'does not validate personal projects' do
       unconfirmed_gitlab_user = create(:user, :unconfirmed, email: 'unverified@gitlab.com')

ee/spec/requests/api/invitations_spec.rb

@@ -21,40 +21,37 @@ RSpec.describe API::Invitations, 'EE Invitations' do
     end
   end
 
-  shared_examples 'admin signup restrictions email error' do
-    context 'when restricted by admin signup restriction - denylist' do
-      before do
-        stub_application_setting(domain_denylist_enabled: true)
-        stub_application_setting(domain_denylist: ['example.org'])
-      end
-
-      # this response code should be changed to 4xx: https://gitlab.com/gitlab-org/gitlab/-/issues/321706
-      it_behaves_like 'restricted email error', 'User is not from an allowed domain.', :created
+  shared_examples 'admin signup restrictions email error - denylist' do |message, code|
+    before do
+      stub_application_setting(domain_denylist_enabled: true)
+      stub_application_setting(domain_denylist: ['example.org'])
     end
 
-    context 'when restricted by admin signup restriction - allowlist' do
-      before do
-        stub_application_setting(domain_allowlist: ['example.com'])
-      end
+    it_behaves_like 'restricted email error', message, code
+  end
 
-      # this response code should be changed to 4xx: https://gitlab.com/gitlab-org/gitlab/-/issues/321706
-      it_behaves_like 'restricted email error', 'User domain is not authorized for sign-up.', :created
+  shared_examples 'admin signup restrictions email error - allowlist' do |message, code|
+    before do
+      stub_application_setting(domain_allowlist: ['example.com'])
     end
 
-    context 'when restricted by admin signup restriction - email restrictions' do
-      before do
-        stub_application_setting(email_restrictions_enabled: true)
-        stub_application_setting(email_restrictions: '([\+]|\b(\w*example.org\w*)\b)')
-      end
+    it_behaves_like 'restricted email error', message, code
+  end
 
-      # this response code should be changed to 4xx: https://gitlab.com/gitlab-org/gitlab/-/issues/321706
-      it_behaves_like 'restricted email error', 'User is not allowed. Try again with a different email address, or contact your GitLab admin.', :created
+  shared_examples 'admin signup restrictions email error - email restrictions' do |message, code|
+    before do
+      stub_application_setting(email_restrictions_enabled: true)
+      stub_application_setting(email_restrictions: '([\+]|\b(\w*example.org\w*)\b)')
     end
+
+    it_behaves_like 'restricted email error', message, code
   end
 
   describe 'POST /groups/:id/invitations' do
+    it_behaves_like 'admin signup restrictions email error - denylist', "The member's email address is not allowed for this group. Go to the 'Admin area > Sign-up restrictions', and check the 'Domain denylist'.", :created
     context 'when the group is restricted by admin signup restrictions' do
-      it_behaves_like 'admin signup restrictions email error'
+      it_behaves_like 'admin signup restrictions email error - allowlist', "The member's email address is not allowed for this group. Go to the 'Admin area > Sign-up restrictions', and check 'Allowed domains for sign-ups'.", :created
+      it_behaves_like 'admin signup restrictions email error - email restrictions', "The member's email address is not allowed for this group. Go to the 'Admin area > Sign-up restrictions', and check 'Email restrictions for sign-ups'.", :created
     end
 
     context 'when the group is restricted by group signup restriction - allowed domains for signup' do
@@ -63,8 +60,7 @@ RSpec.describe API::Invitations, 'EE Invitations' do
         create(:allowed_email_domain, group: group, domain: 'example.com')
       end
 
-      # this response code should be changed to 4xx: https://gitlab.com/gitlab-org/gitlab/-/issues/321706
-      it_behaves_like 'restricted email error', "Invite email email does not match the allowed domain of example.com", :success
+      it_behaves_like 'restricted email error', "The member's email address is not allowed for this group. Go to the group’s 'Settings > General' page, and check 'Restrict membership by email domain'.", :success
     end
   end
 
@@ -74,7 +70,11 @@ RSpec.describe API::Invitations, 'EE Invitations' do
     let(:url) { "/projects/#{project.id}/invitations" }
 
     context 'when the project is restricted by admin signup restrictions' do
-      it_behaves_like 'admin signup restrictions email error'
+      it_behaves_like 'admin signup restrictions email error - denylist', "The member's email address is not allowed for this project. Go to the 'Admin area > Sign-up restrictions', and check the 'Domain denylist'.", :created
+      context 'when the group is restricted by admin signup restrictions' do
+        it_behaves_like 'admin signup restrictions email error - allowlist', "The member's email address is not allowed for this project. Go to the 'Admin area > Sign-up restrictions', and check 'Allowed domains for sign-ups'.", :created
+        it_behaves_like 'admin signup restrictions email error - email restrictions', "The member's email address is not allowed for this project. Go to the 'Admin area > Sign-up restrictions', and check 'Email restrictions for sign-ups'.", :created
+      end
     end
   end
 end

ee/spec/requests/groups/group_members_controller_spec.rb

@@ -53,7 +53,7 @@ RSpec.describe Groups::GroupMembersController do
         it 'returns error message' do
           subject
 
-          expect(json_response).to eq({ 'message' => "User email does not match the allowed domain of gitlab.com" })
+          expect(json_response['message']).to eq("The member's email address is not allowed for this group. Check with your administrator.")
         end
       end
     end

ee/spec/support/shared_examples/models/member_shared_examples.rb

@@ -53,7 +53,7 @@ RSpec.shared_examples 'member validations' do
   end
 end
 
-RSpec.shared_examples 'member group domain validations' do
+RSpec.shared_examples 'member group domain validations' do |source_type|
   context 'validates group domain limitations' do
     let(:group) { create(:group) }
     let(:gitlab_user) { create(:user, email: 'test@gitlab.com') }
@@ -77,11 +77,20 @@ RSpec.shared_examples 'member group domain validations' do
         expect(build(member_type, source: source, user: acme_user)).to be_valid
       end
 
-      it 'shows proper error message' do
+      it 'shows proper error message when not invited by admin' do
         member = build(member_type, source: source, user: gmail_user)
+        allow(member).to receive_message_chain(:created_by, :can_admin_all_resources?).and_return(false)
 
         expect(member).to be_invalid
-        expect(member.errors[:user]).to include("email does not match the allowed domains: gitlab.com, acme.com")
+        expect(member.errors[:user]).to include("is not allowed for this #{source_type}. Check with your administrator.")
+      end
+
+      it 'shows proper error message when invited by admin' do
+        member = build(member_type, source: source, user: gmail_user)
+        allow(member).to receive_message_chain(:created_by, :can_admin_all_resources?).and_return(true)
+
+        expect(member).to be_invalid
+        expect(member.errors[:user]).to include("is not allowed for this #{source_type}. Go to the group’s 'Settings > General' page, and check 'Restrict membership by email domain'.")
       end
 
       it 'shows proper error message for single domain limitation' do
@@ -89,7 +98,7 @@ RSpec.shared_examples 'member group domain validations' do
         member = build(member_type, source: source, user: gmail_user)
 
         expect(member).to be_invalid
-        expect(member.errors[:user]).to include("email does not match the allowed domain of gitlab.com")
+        expect(member.errors[:user]).to include("is not allowed for this #{source_type}. Check with your administrator.")
       end
 
       it 'invited email must match at least one of the allowed domain emails' do

locale/gitlab.pot

@@ -6546,6 +6546,9 @@ msgstr ""
 msgid "Check the elasticsearch.log file to debug why the migration was halted and make any changes before retrying the migration. When you fix the cause of the failure, click \"Retry migration\", and the migration will be scheduled to be retried in the background."
 msgstr ""
 
+msgid "Check with your administrator."
+msgstr ""
+
 msgid "Check your Docker images for known vulnerabilities."
 msgstr ""
 
@@ -15823,9 +15826,21 @@ msgstr ""
 msgid "Go to snippets"
 msgstr ""
 
+msgid "Go to the 'Admin area > Sign-up restrictions', and check 'Allowed domains for sign-ups'."
+msgstr ""
+
+msgid "Go to the 'Admin area > Sign-up restrictions', and check 'Email restrictions for sign-ups'."
+msgstr ""
+
+msgid "Go to the 'Admin area > Sign-up restrictions', and check the 'Domain denylist'."
+msgstr ""
+
 msgid "Go to the activity feed"
 msgstr ""
 
+msgid "Go to the group’s 'Settings > General' page, and check 'Restrict membership by email domain'."
+msgstr ""
+
 msgid "Go to the milestone list"
 msgstr ""
 
@@ -40034,9 +40049,6 @@ msgstr ""
 msgid "does not have a supported extension. Only %{extension_list} are supported"
 msgstr ""
 
-msgid "domain is not authorized for sign-up."
-msgstr ""
-
 msgid "download it"
 msgstr ""
 
@@ -40054,11 +40066,6 @@ msgstr ""
 msgid "email '%{email}' is not a verified email."
 msgstr ""
 
-msgid "email does not match the allowed domain of %{email_domains}"
-msgid_plural "email does not match the allowed domains: %{email_domains}"
-msgstr[0] ""
-msgstr[1] ""
-
 msgid "enabled"
 msgstr ""
 
@@ -40272,16 +40279,19 @@ msgstr ""
 msgid "is not a valid X509 certificate."
 msgstr ""
 
-msgid "is not allowed since the group is not top-level group."
+msgid "is not allowed for sign-up."
 msgstr ""
 
-msgid "is not allowed. Try again with a different email address, or contact your GitLab admin."
+msgid "is not allowed for this group."
 msgstr ""
 
-msgid "is not allowed. We do not currently support project-level iterations"
+msgid "is not allowed for this project."
 msgstr ""
 
-msgid "is not from an allowed domain."
+msgid "is not allowed since the group is not top-level group."
+msgstr ""
+
+msgid "is not allowed. We do not currently support project-level iterations"
 msgstr ""
 
 msgid "is not in the group enforcing Group Managed Account"

spec/frontend/invite_members/components/invite_members_modal_spec.js

@@ -242,7 +242,7 @@ describe('InviteMembersModal', () => {
     };
 
     const expectedEmailRestrictedError =
-      "email 'email@example.com' does not match the allowed domains: example1.org";
+      "The member's email address is not allowed for this project. Go to the Admin area > Sign-up restrictions, and check Allowed domains for sign-ups.";
     const expectedSyntaxError = 'email contains an invalid email address';
 
     it('calls the API with the expected focus data when an areas_of_focus checkbox is clicked', () => {
@@ -421,7 +421,7 @@ describe('InviteMembersModal', () => {
           await waitForPromises();
 
           expect(membersFormGroupInvalidFeedback()).toBe(
-            "root: User email 'admin@example.com' does not match the allowed domain of example2.com",
+            "The member's email address is not allowed for this project. Go to the Admin area > Sign-up restrictions, and check Allowed domains for sign-ups.",
           );
           expect(findMembersSelect().props('validationState')).toBe(false);
         });

spec/frontend/invite_members/mock_data/api_responses.js

@@ -9,7 +9,7 @@ const INVITATIONS_API_ERROR_EMAIL_INVALID = {
 const INVITATIONS_API_EMAIL_RESTRICTED = {
   message: {
     'email@example.com':
-      "Invite email 'email@example.com' does not match the allowed domains: example1.org",
+      "The member's email address is not allowed for this project. Go to the Admin area > Sign-up restrictions, and check Allowed domains for sign-ups.",
   },
   status: 'error',
 };
@@ -17,9 +17,9 @@ const INVITATIONS_API_EMAIL_RESTRICTED = {
 const INVITATIONS_API_MULTIPLE_EMAIL_RESTRICTED = {
   message: {
     'email@example.com':
-      "Invite email email 'email@example.com' does not match the allowed domains: example1.org",
+      "The member's email address is not allowed for this project. Go to the Admin area > Sign-up restrictions, and check Allowed domains for sign-ups.",
     'email4@example.com':
-      "Invite email email 'email4@example.com' does not match the allowed domains: example1.org",
+      "The member's email address is not allowed for this project. Go to the Admin area > Sign-up restrictions, and check the Domain denylist.",
   },
   status: 'error',
 };
@@ -36,7 +36,11 @@ const MEMBERS_API_MEMBER_ALREADY_EXISTS = {
 };
 
 const MEMBERS_API_SINGLE_USER_RESTRICTED = {
-  message: { user: ["email 'email@example.com' does not match the allowed domains: example1.org"] },
+  message: {
+    user: [
+      "The member's email address is not allowed for this project. Go to the Admin area > Sign-up restrictions, and check Allowed domains for sign-ups.",
+    ],
+  },
 };
 
 const MEMBERS_API_SINGLE_USER_ACCESS_LEVEL = {
@@ -49,7 +53,7 @@ const MEMBERS_API_SINGLE_USER_ACCESS_LEVEL = {
 
 const MEMBERS_API_MULTIPLE_USERS_RESTRICTED = {
   message:
-    "root: User email 'admin@example.com' does not match the allowed domain of example2.com and user18: User email 'user18@example.org' does not match the allowed domain of example2.com",
+    "root: The member's email address is not allowed for this project. Go to the Admin area > Sign-up restrictions, and check Allowed domains for sign-ups. and user18: The member's email address is not allowed for this project. Go to the Admin area > Sign-up restrictions, and check the Domain denylist. and john_doe31: The member's email address is not allowed for this project. Go to the Admin area > Sign-up restrictions, and check Email restrictions for sign-ups.",
   status: 'error',
 };
 

spec/frontend/invite_members/utils/response_message_parser_spec.js

@@ -2,18 +2,20 @@ import {
   responseMessageFromSuccess,
   responseMessageFromError,
 } from '~/invite_members/utils/response_message_parser';
+import { membersApiResponse, invitationsApiResponse } from '../mock_data/api_responses';
 
 describe('Response message parser', () => {
-  const expectedMessage = 'expected display message';
+  const expectedMessage = 'expected display and message.';
 
   describe('parse message from successful response', () => {
     const exampleKeyedMsg = { 'email@example.com': expectedMessage };
+    const exampleFirstPartMultiple = 'username1: expected display and message.';
     const exampleUserMsgMultiple =
-      ' and username1: id not found and username2: email is restricted';
+      ' and username2: id not found and restricted email. and username3: email is restricted.';
 
     it.each([
       [[{ data: { message: expectedMessage } }]],
-      [[{ data: { message: expectedMessage + exampleUserMsgMultiple } }]],
+      [[{ data: { message: exampleFirstPartMultiple + exampleUserMsgMultiple } }]],
       [[{ data: { error: expectedMessage } }]],
       [[{ data: { message: [expectedMessage] } }]],
       [[{ data: { message: exampleKeyedMsg } }]],
@@ -33,4 +35,24 @@ describe('Response message parser', () => {
       expect(responseMessageFromError(errorResponse)).toBe(expectedMessage);
     });
   });
+
+  describe('displaying only the first error when a response has messages for multiple users', () => {
+    const expected =
+      "The member's email address is not allowed for this project. Go to the Admin area > Sign-up restrictions, and check Allowed domains for sign-ups.";
+
+    it.each([
+      [[{ data: membersApiResponse.MULTIPLE_USERS_RESTRICTED }]],
+      [[{ data: invitationsApiResponse.MULTIPLE_EMAIL_RESTRICTED }]],
+      [[{ data: invitationsApiResponse.EMAIL_RESTRICTED }]],
+    ])(`returns "${expectedMessage}" from success response: %j`, (restrictedResponse) => {
+      expect(responseMessageFromSuccess(restrictedResponse)).toBe(expected);
+    });
+
+    it.each([[{ response: { data: membersApiResponse.SINGLE_USER_RESTRICTED } }]])(
+      `returns "${expectedMessage}" from error response: %j`,
+      (singleRestrictedResponse) => {
+        expect(responseMessageFromError(singleRestrictedResponse)).toBe(expected);
+      },
+    );
+  });
 });

spec/models/member_spec.rb

@@ -65,6 +65,8 @@ RSpec.describe Member do
     end
 
     context 'with admin signup restrictions' do
+      let(:expected_message) { _('is not allowed for this group. Check with your administrator.') }
+
       context 'when allowed domains for signup is enabled' do
         before do
           stub_application_setting(domain_allowlist: ['example.com'])
@@ -74,7 +76,7 @@ RSpec.describe Member do
           member = build(:group_member, :invited, invite_email: 'info@gitlab.com')
 
           expect(member).not_to be_valid
-          expect(member.errors.messages[:user].first).to eq(_('domain is not authorized for sign-up.'))
+          expect(member.errors.messages[:user].first).to eq(expected_message)
         end
       end
 
@@ -88,7 +90,7 @@ RSpec.describe Member do
           member = build(:group_member, :invited, invite_email: 'denylist@example.org')
 
           expect(member).not_to be_valid
-          expect(member.errors.messages[:user].first).to eq(_('is not from an allowed domain.'))
+          expect(member.errors.messages[:user].first).to eq(expected_message)
         end
       end
 
@@ -102,7 +104,7 @@ RSpec.describe Member do
           member = build(:group_member, :invited, invite_email: 'info@gitlab.com')
 
           expect(member).not_to be_valid
-          expect(member.errors.messages[:user].first).to eq(_('is not allowed. Try again with a different email address, or contact your GitLab admin.'))
+          expect(member.errors.messages[:user].first).to eq(expected_message)
         end
       end
     end

spec/models/user_spec.rb

@@ -494,6 +494,8 @@ RSpec.describe User do
     end
 
     describe 'email' do
+      let(:expected_error) { _('is not allowed for sign-up. Check with your administrator.') }
+
       context 'when no signup domains allowed' do
         before do
           stub_application_setting(domain_allowlist: [])
@@ -537,7 +539,7 @@ RSpec.describe User do
         it 'rejects example@test.com' do
           user = build(:user, email: "example@test.com")
           expect(user).to be_invalid
-          expect(user.errors.messages[:email].first).to eq(_('domain is not authorized for sign-up.'))
+          expect(user.errors.messages[:email].first).to eq(expected_error)
         end
       end
 
@@ -554,13 +556,13 @@ RSpec.describe User do
         it 'rejects info@test.example.com' do
           user = build(:user, email: "info@test.example.com")
           expect(user).to be_invalid
-          expect(user.errors.messages[:email].first).to eq(_('domain is not authorized for sign-up.'))
+          expect(user.errors.messages[:email].first).to eq(expected_error)
         end
 
         it 'rejects example@test.com' do
           user = build(:user, email: "example@test.com")
           expect(user).to be_invalid
-          expect(user.errors.messages[:email].first).to eq(_('domain is not authorized for sign-up.'))
+          expect(user.errors.messages[:email].first).to eq(expected_error)
         end
 
         it 'accepts example@test.com when added by another user' do
@@ -598,7 +600,7 @@ RSpec.describe User do
           it 'rejects info@example.com' do
             user = build(:user, email: 'info@example.com')
             expect(user).not_to be_valid
-            expect(user.errors.messages[:email].first).to eq(_('is not from an allowed domain.'))
+            expect(user.errors.messages[:email].first).to eq(expected_error)
           end
 
           it 'accepts info@example.com when added by another user' do
@@ -632,7 +634,7 @@ RSpec.describe User do
           it 'rejects info@example.com' do
             user = build(:user, email: 'info@example.com')
             expect(user).not_to be_valid
-            expect(user.errors.messages[:email].first).to eq(_('domain is not authorized for sign-up.'))
+            expect(user.errors.messages[:email].first).to eq(expected_error)
           end
         end
       end
@@ -673,7 +675,7 @@ RSpec.describe User do
             user = build(:user, email: 'info@gitlab.com')
 
             expect(user).not_to be_valid
-            expect(user.errors.messages[:email].first).to eq(_('is not allowed. Try again with a different email address, or contact your GitLab admin.'))
+            expect(user.errors.messages[:email].first).to eq(expected_error)
           end
 
           it 'does accept a valid email address' do

spec/services/members/create_service_spec.rb

@@ -80,7 +80,7 @@ RSpec.describe Members::CreateService, :aggregate_failures, :clean_gitlab_redis_
 
     it 'does not add a member' do
       expect(execute_service[:status]).to eq(:error)
-      expect(execute_service[:message]).to eq('Invite email has already been taken')
+      expect(execute_service[:message]).to eq("The member's email address has already been taken")
       expect(OnboardingProgress.completed?(source.namespace, :user_added)).to be(false)
     end
   end

spec/services/members/invite_service_spec.rb

@@ -150,7 +150,7 @@ RSpec.describe Members::InviteService, :aggregate_failures, :clean_gitlab_redis_
       expect_to_create_members(count: 1)
       expect(result[:status]).to eq(:error)
       expect(result[:message][invited_member.invite_email])
-        .to eq("Invite email has already been taken")
+        .to eq("The member's email address has already been taken")
       expect(project.users).to include project_user
     end
   end