fix: consumer_version_selectors are silently discarded

lib/pact/provider/base_verifier.rb

@@ -215,15 +215,15 @@ def configure_verification_source(handle, c_provider_version_tags, c_provider_ve
             PactFfi::Verifier.add_file_source(handle, @pact_config.pact_uri)
           end
         else
-          logger.info("[verifier] using pact broker url #{@pact_config.broker_url} with consumer selectors: #{JSON.dump(consumer_selectors)} as a verification source") # rubocop:disable Layout/LineLength
-          consumer_selectors = [] if consumer_selectors.nil?
-          filters = consumer_selectors.map do |selector|
+          selectors = consumer_selectors || []
+          logger.info("[verifier] using pact broker url #{@pact_config.broker_url} with consumer selectors: #{JSON.dump(selectors)} as a verification source") # rubocop:disable Layout/LineLength
+          filters = selectors.map do |selector|
             FFI::MemoryPointer.from_string(JSON.dump(selector).to_s)
           end
           filters_ptr = FFI::MemoryPointer.new(:pointer, filters.size + 1)
           filters_ptr.write_array_of_pointer(filters)
           PactFfi::Verifier.broker_source_with_selectors(handle, @pact_config.pact_broker_proxy_url,
-                                                         @pact_config.broker_username, @pact_config.broker_password, @pact_config.broker_token, bool_to_int(@pact_config.enable_pending), @pact_config.include_wip_pacts_since, c_provider_version_tags, c_provider_version_tags_size, @pact_config.provider_version_branch, filters_ptr, consumer_selectors.size, c_consumer_version_tags, c_consumer_version_tags_size) # rubocop:disable Layout/LineLength
+                                                         @pact_config.broker_username, @pact_config.broker_password, @pact_config.broker_token, bool_to_int(@pact_config.enable_pending), @pact_config.include_wip_pacts_since, c_provider_version_tags, c_provider_version_tags_size, @pact_config.provider_version_branch, filters_ptr, selectors.size, c_consumer_version_tags, c_consumer_version_tags_size) # rubocop:disable Layout/LineLength
         end
       end
 

spec/lib/provider/base_verifier_spec.rb

@@ -74,6 +74,35 @@
     end
   end
 
+  describe '#configure_verification_source' do
+    let(:consumer_version_selectors) do
+      [
+        { 'branch' => 'main' },
+        { 'deployedOrReleased' => true }
+      ]
+    end
+    let(:config) do
+      Pact::Provider::PactConfig::Base.new(
+        provider_name: 'provider',
+        opts: {
+          broker_url: 'http://broker.example',
+          consumer_version_selectors: consumer_version_selectors
+        }
+      )
+    end
+    let(:handle) { Object.new }
+
+    subject(:verifier) { described_class.new(config) }
+
+    it 'passes configured consumer version selectors to the broker source' do
+      expect(PactFfi::Verifier).to receive(:broker_source_with_selectors) do |*_args|
+        expect(_args[11]).to eq(consumer_version_selectors.size)
+      end
+
+      verifier.send(:configure_verification_source, handle, nil, 0, nil, 0)
+    end
+  end
+
   describe '#ensure_provider_has_matching_pacts!' do
     let(:provider_name) { 'expected-provider' }
     let(:opts) { { fail_if_no_pacts_found: fail_if_no_pacts_found } }