1 files changed, 38 insertions, 0 deletions
diff --git a/spec/services/issuable/destroy_service_spec.rb b/spec/services/issuable/destroy_service_spec.rb
new file mode 100644
index 00000000000..d74d98c6079
--- /dev/null
+++ b/spec/services/issuable/destroy_service_spec.rb
@@ -0,0 +1,38 @@
+require 'spec_helper'
+
+describe Issuable::DestroyService do
+  let(:user) { create(:user) }
+  let(:project) { create(:project) }
+
+  subject(:service) { described_class.new(project, user) }
+
+  describe '#execute' do
+    context 'when issuable is an issue' do
+      let!(:issue) { create(:issue, project: project, author: user) }
+
+      it 'destroys the issue' do
+        expect { service.execute(issue) }.to change { project.issues.count }.by(-1)
+      end
+
+      it 'updates open issues count cache' do
+        expect_any_instance_of(Projects::OpenIssuesCountService).to receive(:refresh_cache)
+
+        service.execute(issue)
+      end
+    end
+
+    context 'when issuable is a merge request' do
+      let!(:merge_request) { create(:merge_request, target_project: project, source_project: project, author: user) }
+
+      it 'destroys the merge request' do
+        expect { service.execute(merge_request) }.to change { project.merge_requests.count }.by(-1)
+      end
+
+      it 'updates open merge requests count cache' do
+        expect_any_instance_of(Projects::OpenMergeRequestsCountService).to receive(:refresh_cache)
+
+        service.execute(merge_request)
+      end
+    end
+  end
+end