1 files changed, 86 insertions, 0 deletions

diff --git a/spec/workers/issues/close_worker_spec.rb b/spec/workers/issues/close_worker_spec.rb
new file mode 100644
index 00000000000..41611447db1
--- /dev/null
+++ b/spec/workers/issues/close_worker_spec.rb
@@ -0,0 +1,86 @@
+# frozen_string_literal: true
+
+require "spec_helper"
+
+RSpec.describe Issues::CloseWorker do
+  describe "#perform" do
+    let_it_be(:user) { create(:user) }
+    let_it_be(:project) { create(:project, :public, :repository) }
+    let_it_be(:issue) { create(:issue, project: project, author: user) }
+
+    let(:commit) { project.commit }
+    let(:opts) do
+      { "closed_by" => user&.id, "commit_hash" => commit.to_hash }
+    end
+
+    subject(:worker) { described_class.new }
+
+    describe "#perform" do
+      context "when the user can update the issues" do
+        it "closes the issues" do
+          worker.perform(project.id, issue.id, issue.class.to_s, opts)
+
+          issue.reload
+
+          expect(issue.closed?).to eq(true)
+        end
+
+        it "closes external issues" do
+          external_issue = ExternalIssue.new("foo", project)
+          closer = instance_double(Issues::CloseService, execute: true)
+
+          expect(Issues::CloseService).to receive(:new).with(project: project, current_user: user).and_return(closer)
+          expect(closer).to receive(:execute).with(external_issue, commit: commit)
+
+          worker.perform(project.id, external_issue.id, external_issue.class.to_s, opts)
+        end
+      end
+
+      context "when the user can not update the issues" do
+        it "does not close the issues" do
+          other_user = create(:user)
+          opts = { "closed_by" => other_user.id, "commit_hash" => commit.to_hash }
+
+          worker.perform(project.id, issue.id, issue.class.to_s, opts)
+
+          issue.reload
+
+          expect(issue.closed?).to eq(false)
+        end
+      end
+    end
+
+    shared_examples "when object does not exist" do
+      it "does not call the close issue service" do
+        expect(Issues::CloseService).not_to receive(:new)
+
+        expect { worker.perform(project.id, issue.id, issue.class.to_s, opts) }
+          .not_to raise_exception
+      end
+    end
+
+    context "when the project does not exist" do
+      before do
+        allow(Project).to receive(:find_by_id).with(project.id).and_return(nil)
+      end
+
+      it_behaves_like "when object does not exist"
+    end
+
+    context "when the user does not exist" do
+      before do
+        allow(User).to receive(:find_by_id).with(user.id).and_return(nil)
+      end
+
+      it_behaves_like "when object does not exist"
+    end
+
+    context "when the issue does not exist" do
+      before do
+        allow(Issue).to receive(:find_by_id).with(issue.id).and_return(nil)
+      end
+
+      it_behaves_like "when object does not exist"
+    end
+  end
+end