Disallow EPP domain:update/transfer/delete if a domain has "deleteCandidate" status

#355

spec/requests/epp/domain/delete/discarded_spec.rb

@@ -0,0 +1,48 @@
+require 'rails_helper'
+
+RSpec.describe 'EPP domain:delete' do
+  let(:request_xml) { <<-XML
+    <?xml version="1.0" encoding="UTF-8" standalone="no"?>
+    <epp xmlns="https://epp.tld.ee/schema/epp-ee-1.0.xsd">
+      <command>
+        <delete>
+          <domain:delete xmlns:domain="https://epp.tld.ee/schema/domain-eis-1.0.xsd">
+            <domain:name>test.com</domain:name>
+          </domain:delete>
+        </delete>
+        <extension>
+          <eis:extdata xmlns:eis="https://epp.tld.ee/schema/eis-1.0.xsd">
+            <eis:legalDocument type="pdf">dGVzdCBmYWlsCg==</eis:legalDocument>
+          </eis:extdata>
+        </extension>
+      </command>
+    </epp>
+  XML
+  }
+
+  subject(:response_xml) { Nokogiri::XML(response.body) }
+  subject(:response_code) { response_xml.xpath('//xmlns:result').first['code'] }
+  subject(:response_description) { response_xml.css('result msg').text }
+
+  before :example do
+    sign_in_to_epp_area
+  end
+
+  context 'when domain is not discarded' do
+    let!(:domain) { create(:domain, name: 'test.com') }
+
+    it 'returns epp code of 1001' do
+      post '/epp/command/delete', frame: request_xml
+      expect(response_code).to eq('1001'), "Expected EPP code of 1001, got #{response_code} (#{response_description})"
+    end
+  end
+
+  context 'when domain is discarded' do
+    let!(:domain) { create(:domain_discarded, name: 'test.com') }
+
+    it 'returns epp code of 2105' do
+      post '/epp/command/delete', frame: request_xml
+      expect(response_code).to eq('2105'), "Expected EPP code of 2105, got #{response_code} (#{response_description})"
+    end
+  end
+end