Improve error message when does not match in completed form

spec/system/submission_preview_spec.rb

@@ -6,18 +6,54 @@ RSpec.describe 'Submission Preview' do
   let(:template) { create(:template, account:, author: user) }
 
   context 'when not submitted' do
-    let(:submission) { create(:submission, template:, created_by_user: user) }
+    let(:submission) { create(:submission, :with_submitters, template:, created_by_user: user) }
 
-    before do
-      template.submitters.map { |s| create(:submitter, submission:, uuid: s['uuid']) }
+    context 'when user is signed in' do
+      before do
+        sign_in(user)
 
-      sign_in(user)
+        visit submissions_preview_path(slug: submission.slug)
+      end
 
-      visit submissions_preview_path(slug: submission.slug)
+      it 'completes the form' do
+        expect(page).to have_content('Not completed')
+      end
     end
 
-    it 'completes the form' do
-      expect(page).to have_content('Not completed')
+    context 'when user is not signed in' do
+      context 'when submission is not completed' do
+        before do
+          create(:encrypted_config, account:, key: EncryptedConfig::EMAIL_SMTP_KEY, value: '{}')
+
+          submission.submitters.each { |s| s.update(completed_at: 1.day.ago) }
+
+          visit submissions_preview_path(slug: submission.slug)
+        end
+
+        it "sends a copy to the submitter's email" do
+          fill_in 'Email', with: submission.submitters.first.email
+          click_button 'Send copy to Email'
+
+          expect(page).to have_content('Email has been sent.')
+        end
+
+        it 'shows an error for an email not associated with the submission' do
+          fill_in 'Email', with: 'john.due@example.com'
+          click_button 'Send copy to Email'
+
+          expect(page).to have_content('Please enter your email address associated with the completed submission.')
+        end
+      end
+
+      it "doesn't display the email form if SMTP is not configured" do
+        submission.submitters.each { |s| s.update(completed_at: 1.day.ago) }
+
+        visit submissions_preview_path(slug: submission.slug)
+
+        expect(page).to have_content(template.name)
+        expect(page).not_to have_field('Email')
+        expect(page).not_to have_content('Send copy to Email')
+      end
     end
   end
 end