Add prevent approval by committers checkbox

- Add a new checkbox to group settings > MR approval
- Update the group approvals store to handle the new setting
- Update specs for new setting

ee/app/assets/javascripts/approvals/components/approval_settings.vue

@@ -38,10 +38,14 @@ export default {
     preventMrApprovalRuleEditDocsAnchor: 'editing--overriding-approval-rules-per-merge-request',
     requireUserPasswordDocsAnchor: 'require-authentication-when-approving-a-merge-request',
     removeApprovalsOnPushDocsAnchor: 'resetting-approvals-on-push',
+    preventCommittersApprovalAnchor: 'prevent-approval-of-merge-requests-by-their-committers',
   },
   i18n: {
     authorApprovalLabel: __('Prevent MR approvals by the author.'),
     preventMrApprovalRuleEditLabel: __('Prevent users from modifying MR approval rules.'),
+    preventCommittersApprovalLabel: __(
+      'Prevent approval of merge requests by merge request committers.',
+    ),
     requireUserPasswordLabel: __('Require user password for approvals.'),
     removeApprovalsOnPushLabel: __(
       'Remove all approvals in a merge request when new commits are pushed to its source branch.',
@@ -78,6 +82,12 @@ export default {
         :anchor="$options.links.removeApprovalsOnPushDocsAnchor"
         data-testid="remove-approvals-on-push"
       />
+      <approval-settings-checkbox
+        v-model="settings.preventCommittersApproval"
+        :label="$options.i18n.preventCommittersApprovalLabel"
+        :anchor="$options.links.preventCommittersApprovalAnchor"
+        data-testid="prevent-committers-approval"
+      />
     </gl-form-group>
     <gl-button type="submit" variant="success" category="primary" :disabled="isLoading">
       {{ $options.i18n.saveChanges }}

ee/app/assets/javascripts/approvals/stores/modules/group_settings/actions.js

@@ -29,6 +29,7 @@ export const updateSettings = ({ commit, state }, endpoint) => {
     allow_overrides_to_approver_list_per_merge_request: !state.settings.preventMrApprovalRuleEdit,
     require_password_to_approve: state.settings.requireUserPassword,
     retain_approvals_on_push: !state.settings.removeApprovalsOnPush,
+    allow_committer_approval: !state.settings.preventCommittersApproval,
   };
 
   commit(types.REQUEST_UPDATE_SETTINGS);

ee/app/assets/javascripts/approvals/stores/modules/group_settings/mutations.js

@@ -9,6 +9,7 @@ export default {
     state.settings.preventMrApprovalRuleEdit = !data.allow_overrides_to_approver_list_per_merge_request;
     state.settings.requireUserPassword = data.require_password_to_approve;
     state.settings.removeApprovalsOnPush = !data.retain_approvals_on_push;
+    state.settings.preventCommittersApproval = !data.allow_committer_approval;
     state.isLoading = false;
   },
   [types.RECEIVE_SETTINGS_ERROR](state) {
@@ -22,6 +23,7 @@ export default {
     state.settings.preventMrApprovalRuleEdit = !data.allow_overrides_to_approver_list_per_merge_request;
     state.settings.requireUserPassword = data.require_password_to_approve;
     state.settings.removeApprovalsOnPush = !data.retain_approvals_on_push;
+    state.settings.preventCommittersApproval = !data.allow_committer_approval;
     state.isLoading = false;
   },
   [types.UPDATE_SETTINGS_ERROR](state) {

ee/spec/frontend/approvals/components/approval_settings_spec.js

@@ -52,6 +52,7 @@ describe('ApprovalSettings', () => {
   describe.each`
     testid                             | setting                        | label                                                                                          | anchor
     ${'prevent-author-approval'}       | ${'preventAuthorApproval'}     | ${'Prevent MR approvals by the author.'}                                                       | ${'allowing-merge-request-authors-to-approve-their-own-merge-requests'}
+    ${'prevent-committers-approval'}   | ${'preventCommittersApproval'} | ${'Prevent approval of merge requests by merge request committers.'}                           | ${'prevent-approval-of-merge-requests-by-their-committers'}
     ${'prevent-mr-approval-rule-edit'} | ${'preventMrApprovalRuleEdit'} | ${'Prevent users from modifying MR approval rules.'}                                           | ${'editing--overriding-approval-rules-per-merge-request'}
     ${'require-user-password'}         | ${'requireUserPassword'}       | ${'Require user password for approvals.'}                                                      | ${'require-authentication-when-approving-a-merge-request'}
     ${'remove-approvals-on-push'}      | ${'removeApprovalsOnPush'}     | ${'Remove all approvals in a merge request when new commits are pushed to its source branch.'} | ${'resetting-approvals-on-push'}

ee/spec/frontend/approvals/stores/modules/group_settings/actions_spec.js

@@ -74,6 +74,7 @@ describe('EE approvals group settings module actions', () => {
       state = {
         settings: {
           preventAuthorApproval: false,
+          preventCommittersApproval: false,
           preventMrApprovalRuleEdit: false,
           requireUserPassword: false,
           removeApprovalsOnPush: false,
@@ -85,6 +86,7 @@ describe('EE approvals group settings module actions', () => {
       it('dispatches the request and updates payload', () => {
         const data = {
           allow_author_approval: true,
+          allow_committer_approval: true,
           allow_overrides_to_approver_list_per_merge_request: true,
           require_password_to_approve: true,
           retain_approvals_on_push: true,

ee/spec/frontend/approvals/stores/modules/group_settings/mutations_spec.js

@@ -20,12 +20,14 @@ describe('Group settings store mutations', () => {
     it('updates settings', () => {
       mutations.RECEIVE_SETTINGS_SUCCESS(state, {
         allow_author_approval: true,
+        allow_committer_approval: true,
         allow_overrides_to_approver_list_per_merge_request: true,
         require_password_to_approve: true,
         retain_approvals_on_push: true,
       });
 
       expect(state.settings.preventAuthorApproval).toBe(false);
+      expect(state.settings.preventCommittersApproval).toBe(false);
       expect(state.settings.preventMrApprovalRuleEdit).toBe(false);
       expect(state.settings.requireUserPassword).toBe(true);
       expect(state.settings.removeApprovalsOnPush).toBe(false);

locale/gitlab.pot

@@ -23477,6 +23477,9 @@ msgstr ""
 msgid "Prevent adding new members to project membership within this group"
 msgstr ""
 
+msgid "Prevent approval of merge requests by merge request committers."
+msgstr ""
+
 msgid "Prevent environment from auto-stopping"
 msgstr ""