spec/faraday/connection_spec.rb in faraday-2.0.0.alpha.pre.2 vs spec/faraday/connection_spec.rb in faraday-2.0.0.alpha.pre.3

@@ -637,9 +637,30 @@
     context 'assigning a hash' do
       before { Faraday.default_connection_options = { request: { timeout: 10 } } }
 
       it_behaves_like 'default connection options'
     end
+
+    context 'preserving a user_agent assigned via default_conncetion_options' do
+      around do |example|
+        old = Faraday.default_connection_options
+        Faraday.default_connection_options = { headers: { user_agent: 'My Agent 1.2' } }
+        example.run
+        Faraday.default_connection_options = old
+      end
+
+      context 'when url is a Hash' do
+        let(:conn) { Faraday.new(url: 'http://example.co', headers: { 'CustomHeader' => 'CustomValue' }) }
+
+        it { expect(conn.headers).to eq('CustomHeader' => 'CustomValue', 'User-Agent' => 'My Agent 1.2') }
+      end
+
+      context 'when url is a String' do
+        let(:conn) { Faraday.new('http://example.co', headers: { 'CustomHeader' => 'CustomValue' }) }
+
+        it { expect(conn.headers).to eq('CustomHeader' => 'CustomValue', 'User-Agent' => 'My Agent 1.2') }
+      end
+    end
   end
 
   describe 'request params' do
     context 'with simple url' do
       let(:url) { 'http://example.com' }