Add support for Extended MKCOL (RFC5689)

spec/requests/options_spec.rb

@@ -0,0 +1,51 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+require 'support/request_helpers'
+
+RSpec.describe 'OPTIONS', type: :request do
+  before(:each) do
+    allow(Calligraphy).to receive(:enable_digest_authentication)
+      .and_return(false)
+  end
+
+  context 'when not using extended MKCOL support' do
+    before(:each) do
+      allow_any_instance_of(Calligraphy::FileResource).to receive(
+        :enable_extended_mkcol?
+      ).and_return(false)
+    end
+
+    it 'advertises support for all 3 WebDAV classes' do
+      options '/webdav/special'
+
+      %w[1 2 3].each { |c| expect(response.headers['DAV']).to include(c) }
+    end
+
+    it 'does not advertise support for extended-mkcol' do
+      options '/webdav/special'
+
+      expect(response.headers['DAV']).to_not include('extended-mkcol')
+    end
+  end
+
+  context 'when using extended MKCOL support' do
+    before(:each) do
+      allow_any_instance_of(Calligraphy::FileResource).to receive(
+        :enable_extended_mkcol?
+      ).and_return(true)
+    end
+
+    it 'advertises support for all 3 WebDAV classes' do
+      options '/webdav/special'
+
+      %w[1 2 3].each { |c| expect(response.headers['DAV']).to include(c) }
+    end
+
+    it 'advertises support for extended-mkcol' do
+      options '/webdav/special'
+
+      expect(response.headers['DAV']).to include('extended-mkcol')
+    end
+  end
+end