Add test for chat integration deployment events

spec/models/integrations/microsoft_teams_spec.rb

@@ -3,6 +3,17 @@
 require 'spec_helper'
 
 RSpec.describe Integrations::MicrosoftTeams do
+  it_behaves_like "chat integration", "Microsoft Teams" do
+    let(:client) { ::MicrosoftTeams::Notifier }
+    let(:client_arguments) { webhook_url }
+
+    let(:payload) do
+      {
+        summary: be_present
+      }
+    end
+  end
+
   let(:chat_integration) { described_class.new }
   let(:webhook_url) { 'https://example.gitlab.com/' }
 

spec/support/shared_examples/models/chat_integration_shared_examples.rb

@@ -71,7 +71,7 @@ RSpec.shared_examples "chat integration" do |integration_name|
       it "does not call #{integration_name} API" do
         result = subject.execute(sample_data)
 
-        expect(result).to be(false)
+        expect(result).to be_falsy
         expect(WebMock).not_to have_requested(:post, webhook_url)
       end
     end
@@ -355,5 +355,11 @@ RSpec.shared_examples "chat integration" do |integration_name|
         end
       end
     end
+
+    context 'deployment events' do
+      let(:sample_data) { Gitlab::DataBuilder::Deployment.build(create(:deployment), Time.now) }
+
+      it_behaves_like "untriggered #{integration_name} integration"
+    end
   end
 end