1 files changed, 65 insertions, 0 deletions
diff --git a/spec/workers/jira_connect/sync_branch_worker_spec.rb b/spec/workers/jira_connect/sync_branch_worker_spec.rb
new file mode 100644
index 00000000000..2da3ea9d256
--- /dev/null
+++ b/spec/workers/jira_connect/sync_branch_worker_spec.rb
@@ -0,0 +1,65 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe JiraConnect::SyncBranchWorker do
+  describe '#perform' do
+    let_it_be(:project) { create(:project, :repository) }
+    let(:project_id) { project.id }
+    let(:branch_name) { 'master' }
+    let(:commit_shas) { %w(b83d6e3 5a62481) }
+
+    subject { described_class.new.perform(project_id, branch_name, commit_shas) }
+
+    def expect_jira_sync_service_execute(args)
+      expect_next_instance_of(JiraConnect::SyncService) do |instance|
+        expect(instance).to receive(:execute).with(args)
+      end
+    end
+
+    it 'calls JiraConnect::SyncService#execute' do
+      expect_jira_sync_service_execute(
+        branches: [instance_of(Gitlab::Git::Branch)],
+        commits: project.commits_by(oids: commit_shas)
+      )
+
+      subject
+    end
+
+    context 'without branch name' do
+      let(:branch_name) { nil }
+
+      it 'calls JiraConnect::SyncService#execute' do
+        expect_jira_sync_service_execute(
+          branches: nil,
+          commits: project.commits_by(oids: commit_shas)
+        )
+
+        subject
+      end
+    end
+
+    context 'without commits' do
+      let(:commit_shas) { nil }
+
+      it 'calls JiraConnect::SyncService#execute' do
+        expect_jira_sync_service_execute(
+          branches: [instance_of(Gitlab::Git::Branch)],
+          commits: nil
+        )
+
+        subject
+      end
+    end
+
+    context 'when project no longer exists' do
+      let(:project_id) { non_existing_record_id }
+
+      it 'does not call JiraConnect::SyncService' do
+        expect(JiraConnect::SyncService).not_to receive(:new)
+
+        subject
+      end
+    end
+  end
+end