1 files changed, 32 insertions, 0 deletions
diff --git a/spec/lib/gitlab/chat/responder_spec.rb b/spec/lib/gitlab/chat/responder_spec.rb
new file mode 100644
index 00000000000..9893689cba9
--- /dev/null
+++ b/spec/lib/gitlab/chat/responder_spec.rb
@@ -0,0 +1,32 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe Gitlab::Chat::Responder do
+  describe '.responder_for' do
+    context 'using a regular build' do
+      it 'returns nil' do
+        build = create(:ci_build)
+
+        expect(described_class.responder_for(build)).to be_nil
+      end
+    end
+
+    context 'using a chat build' do
+      it 'returns the responder for the build' do
+        pipeline = create(:ci_pipeline)
+        build = create(:ci_build, pipeline: pipeline)
+        service = double(:service, chat_responder: Gitlab::Chat::Responder::Slack)
+        chat_name = double(:chat_name, service: service)
+        chat_data = double(:chat_data, chat_name: chat_name)
+
+        allow(pipeline)
+          .to receive(:chat_data)
+          .and_return(chat_data)
+
+        expect(described_class.responder_for(build))
+          .to be_an_instance_of(Gitlab::Chat::Responder::Slack)
+      end
+    end
+  end
+end