Update RuleForm inputs to use GlFormInput and GlFormGroup

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

 <script>
+import { GlFormGroup, GlFormInput } from '@gitlab/ui';
 import { groupBy, isNumber } from 'lodash';
 import { mapState, mapActions } from 'vuex';
 import { isSafeURL } from '~/lib/utils/url_utility';
@@ -27,10 +28,12 @@ function mapServerResponseToValidationErrors(messages) {
 
 export default {
   components: {
+    ApproverTypeSelect,
     ApproversList,
     ApproversSelect,
     BranchesSelect,
-    ApproverTypeSelect,
+    GlFormGroup,
+    GlFormInput,
   },
   mixins: [glFeatureFlagsMixin()],
   props: {
@@ -95,7 +98,9 @@ export default {
     invalidApprovalGateUrl() {
       if (this.serverValidationErrors.includes('External url has already been taken')) {
         return this.$options.i18n.validations.externalUrlTaken;
-      } else if (!this.externalUrl || !isSafeURL(this.externalUrl)) {
+      }
+
+      if (!this.externalUrl || !isSafeURL(this.externalUrl)) {
         return this.$options.i18n.validations.invalidUrl;
       }
 
@@ -266,7 +271,7 @@ export default {
      * - Single rule?
      * - Multi rule?
      */
-    submit() {
+    async submit() {
       let submission;
 
       this.serverValidationErrors = [];
@@ -275,16 +280,18 @@ export default {
       const valid = this.isExternalApprovalRule ? this.isValidExternalApprovalRule : this.isValid;
 
       if (!valid) {
-        submission = Promise.resolve();
+        submission = Promise.resolve;
       } else if (this.isFallbackSubmission) {
-        submission = this.submitFallback();
+        submission = this.submitFallback;
       } else if (!this.isMultiSubmission) {
-        submission = this.submitSingleRule();
+        submission = this.submitSingleRule;
       } else {
-        submission = this.submitRule();
+        submission = this.submitRule;
       }
 
-      submission.catch((failureResponse) => {
+      try {
+        await submission();
+      } catch (failureResponse) {
         if (this.isExternalApprovalRule) {
           this.serverValidationErrors = failureResponse?.response?.data?.message || [];
         } else {
@@ -292,9 +299,7 @@ export default {
             failureResponse?.response?.data?.message || {},
           );
         }
-      });
-
-      return submission;
+      }
     },
     /**
      * Submit the rule, by either put-ing or post-ing.
@@ -304,10 +309,13 @@ export default {
         const data = this.externalRuleSubmissionData;
         return data.id ? this.putExternalApprovalRule(data) : this.postExternalApprovalRule(data);
       }
+
       const data = this.submissionData;
+
       if (!this.settings.allowMultiRule && this.settings.prefix === 'mr-edit') {
         return data.id ? this.putRule(data) : this.postRegularRule(data);
       }
+
       return data.id ? this.putRule(data) : this.postRule(data);
     },
     /**
@@ -416,59 +424,66 @@ export default {
 
 <template>
   <form novalidate @submit.prevent.stop="submit">
-    <div v-if="showName" class="form-group gl-form-group">
-      <label class="col-form-label">{{ $options.i18n.form.nameLabel }}</label>
-      <input
+    <gl-form-group
+      v-if="showName"
+      :label="$options.i18n.form.nameLabel"
+      :description="$options.i18n.form.nameDescription"
+      :state="isValidName"
+      :invalid-feedback="invalidName"
+      data-testid="name-group"
+    >
+      <gl-form-input
         v-model="name"
-        :class="{ 'is-invalid': !isValidName }"
         :disabled="isNameDisabled"
-        class="gl-form-input form-control"
-        name="name"
-        type="text"
+        :state="isValidName"
         data-qa-selector="rule_name_field"
+        data-testid="name"
       />
-      <span class="invalid-feedback">{{ isValidName ? '' : invalidName }}</span>
-      <small class="form-text text-gl-muted">
-        {{ $options.i18n.form.nameDescription }}
-      </small>
-    </div>
-    <div v-if="showProtectedBranch" class="form-group gl-form-group">
-      <label class="col-form-label">{{ $options.i18n.form.protectedBranchLabel }}</label>
+    </gl-form-group>
+    <gl-form-group
+      v-if="showProtectedBranch"
+      :label="$options.i18n.form.protectedBranchLabel"
+      :description="$options.i18n.form.protectedBranchDescription"
+      :state="isValidBranches"
+      :invalid-feedback="invalidBranches"
+      data-testid="branches-group"
+    >
       <branches-select
         v-model="branchesToAdd"
         :project-id="settings.projectId"
         :is-invalid="!isValidBranches"
         :init-rule="rule"
       />
-      <span class="invalid-feedback">{{ isValidBranches ? '' : invalidBranches }}</span>
-      <small class="form-text text-gl-muted">
-        {{ $options.i18n.form.protectedBranchDescription }}
-      </small>
-    </div>
-    <div v-if="showApproverTypeSelect" class="form-group gl-form-group">
-      <label class="col-form-label">{{ $options.i18n.form.approvalTypeLabel }}</label>
+    </gl-form-group>
+    <gl-form-group v-if="showApproverTypeSelect" :label="$options.i18n.form.approvalTypeLabel">
       <approver-type-select
         v-model="ruleType"
         :approver-type-options="$options.approverTypeOptions"
       />
-    </div>
-    <div v-if="!isExternalApprovalRule" class="form-group gl-form-group">
-      <label class="col-form-label">{{ $options.i18n.form.approvalsRequiredLabel }}</label>
-      <input
+    </gl-form-group>
+    <template v-if="!isExternalApprovalRule">
+      <gl-form-group
+        :label="$options.i18n.form.approvalsRequiredLabel"
+        :state="isValidApprovalsRequired"
+        :invalid-feedback="invalidApprovalsRequired"
+        data-testid="approvals-required-group"
+      >
+        <gl-form-input
           v-model.number="approvalsRequired"
-        :class="{ 'is-invalid': !isValidApprovalsRequired }"
-        class="gl-form-input form-control mw-6em"
-        name="approvals_required"
-        type="number"
+          :state="isValidApprovalsRequired"
           :min="minApprovalsRequired"
+          class="mw-6em"
+          type="number"
+          data-testid="approvals-required"
           data-qa-selector="approvals_required_field"
         />
-      <span class="invalid-feedback">{{
-        isValidApprovalsRequired ? '' : invalidApprovalsRequired
-      }}</span>
-    </div>
-    <div v-if="!isExternalApprovalRule" class="form-group gl-form-group">
-      <label class="col-form-label">{{ $options.i18n.form.approversLabel }}</label>
+      </gl-form-group>
+      <gl-form-group
+        :label="$options.i18n.form.approversLabel"
+        :state="isValidApprovers"
+        :invalid-feedback="invalidApprovers"
+        data-testid="approvers-group"
+      >
         <approvers-select
           v-model="approversToAdd"
           :project-id="settings.projectId"
@@ -477,25 +492,24 @@ export default {
           :is-invalid="!isValidApprovers"
           data-qa-selector="member_select_field"
         />
-      <span class="invalid-feedback">{{ isValidApprovers ? '' : invalidApprovers }}</span>
-    </div>
-    <div v-if="isExternalApprovalRule" class="form-group gl-form-group">
-      <label class="col-form-label">{{ approvalGateLabel }}</label>
-      <input
+      </gl-form-group>
+    </template>
+    <gl-form-group
+      v-if="isExternalApprovalRule"
+      :label="approvalGateLabel"
+      :description="$options.i18n.form.approvalGateDescription"
+      :state="isValidApprovalGateUrl"
+      :invalid-feedback="invalidApprovalGateUrl"
+      data-testid="approval-gate-url-group"
+    >
+      <gl-form-input
         v-model="externalUrl"
-        :class="{ 'is-invalid': !isValidApprovalGateUrl }"
-        class="gl-form-input form-control"
-        name="approval_gate_url"
+        :state="isValidApprovalGateUrl"
         type="url"
         data-qa-selector="external_url_field"
+        data-testid="approval-gate-url"
       />
-      <span class="invalid-feedback">{{
-        isValidApprovalGateUrl ? '' : invalidApprovalGateUrl
-      }}</span>
-      <small class="form-text text-gl-muted">
-        {{ $options.i18n.form.approvalGateDescription }}
-      </small>
-    </div>
+    </gl-form-group>
     <div v-if="!isExternalApprovalRule" class="bordered-box overflow-auto h-12em">
       <approvers-list v-model="approvers" />
     </div>

ee/spec/features/merge_request/user_edits_approval_rules_mr_spec.rb

@@ -62,7 +62,9 @@ RSpec.describe 'Merge request > User edits MR with approval rules', :js do
 
     click_button "Add approval rule"
 
-    fill_in "name", with: rule_name
+    within_fieldset('Rule name') do
+      fill_in with: rule_name
+    end
 
     add_approval_rule_member('user', approver.name)
 

ee/spec/features/merge_request/user_sets_approvers_spec.rb

@@ -228,9 +228,11 @@ RSpec.describe 'Merge request > User sets approvers', :js do
         find('.merge-request').click_on 'Edit'
         open_modal
 
-        expect(page).to have_field 'approvals_required', exact: 2
+        within_fieldset('Approvals required') do
+          expect(find_field.value).to eq '2'
 
-        fill_in 'approvals_required', with: '3'
+          fill_in with: '3'
+        end
 
         click_button 'Update approval rule'
         click_on('Save changes')
@@ -245,7 +247,9 @@ RSpec.describe 'Merge request > User sets approvers', :js do
 
         open_modal
 
-        expect(page).to have_field 'approvals_required', exact: 3
+        within_fieldset('Approvals required') do
+          expect(find_field.value).to eq '3'
+        end
       end
     end
   end