1 files changed, 112 insertions, 0 deletions
diff --git a/spec/lib/gitlab/github_import/importer/issue_event_importer_spec.rb b/spec/lib/gitlab/github_import/importer/issue_event_importer_spec.rb
new file mode 100644
index 00000000000..da32a3b3766
--- /dev/null
+++ b/spec/lib/gitlab/github_import/importer/issue_event_importer_spec.rb
@@ -0,0 +1,112 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Gitlab::GithubImport::Importer::IssueEventImporter, :clean_gitlab_redis_cache do
+  let(:importer) { described_class.new(issue_event, project, client) }
+
+  let(:project) { create(:project) }
+  let(:client) { instance_double('Gitlab::GithubImport::Client') }
+  let(:user) { create(:user) }
+  let(:issue) { create(:issue, project: project) }
+
+  let(:issue_event) do
+    Gitlab::GithubImport::Representation::IssueEvent.from_json_hash(
+      'id' => 6501124486,
+      'node_id' => 'CE_lADOHK9fA85If7x0zwAAAAGDf0mG',
+      'url' => 'https://api.github.com/repos/elhowm/test-import/issues/events/6501124486',
+      'actor' => { 'id' => actor_id, 'login' => 'alice' },
+      'event' => event_name,
+      'commit_id' => '570e7b2abdd848b95f2f578043fc23bd6f6fd24d',
+      'commit_url' =>
+        'https://api.github.com/repos/octocat/Hello-World/commits/570e7b2abdd848b95f2f578043fc23bd6f6fd24d',
+      'created_at' => '2022-04-26 18:30:53 UTC',
+      'performed_via_github_app' => nil
+    )
+  end
+
+  let(:actor_id) { user.id }
+  let(:event_name) { 'closed' }
+
+  shared_examples 'triggers specific event importer' do |importer_class|
+    it importer_class.name do
+      specific_importer = double(importer_class.name) # rubocop:disable RSpec/VerifiedDoubles
+
+      expect(importer_class)
+        .to receive(:new).with(project, user.id)
+        .and_return(specific_importer)
+      expect(specific_importer).to receive(:execute).with(issue_event)
+
+      importer.execute
+    end
+  end
+
+  describe '#execute' do
+    before do
+      allow_next_instance_of(Gitlab::GithubImport::UserFinder) do |finder|
+        allow(finder).to receive(:author_id_for)
+          .with(issue_event, author_key: :actor)
+          .and_return(user.id, true)
+      end
+
+      issue_event.attributes[:issue_db_id] = issue.id
+    end
+
+    context "when it's closed issue event" do
+      let(:event_name) { 'closed' }
+
+      it_behaves_like 'triggers specific event importer',
+                      Gitlab::GithubImport::Importer::Events::Closed
+    end
+
+    context "when it's reopened issue event" do
+      let(:event_name) { 'reopened' }
+
+      it_behaves_like 'triggers specific event importer',
+                      Gitlab::GithubImport::Importer::Events::Reopened
+    end
+
+    context "when it's labeled issue event" do
+      let(:event_name) { 'labeled' }
+
+      it_behaves_like 'triggers specific event importer',
+                      Gitlab::GithubImport::Importer::Events::ChangedLabel
+    end
+
+    context "when it's unlabeled issue event" do
+      let(:event_name) { 'unlabeled' }
+
+      it_behaves_like 'triggers specific event importer',
+                      Gitlab::GithubImport::Importer::Events::ChangedLabel
+    end
+
+    context "when it's renamed issue event" do
+      let(:event_name) { 'renamed' }
+
+      it_behaves_like 'triggers specific event importer',
+                      Gitlab::GithubImport::Importer::Events::Renamed
+    end
+
+    context "when it's cross-referenced issue event" do
+      let(:event_name) { 'cross-referenced' }
+
+      it_behaves_like 'triggers specific event importer',
+                      Gitlab::GithubImport::Importer::Events::CrossReferenced
+    end
+
+    context "when it's unknown issue event" do
+      let(:event_name) { 'fake' }
+
+      it 'logs warning and skips' do
+        expect(Gitlab::GithubImport::Logger).to receive(:debug)
+          .with(
+            message: 'UNSUPPORTED_EVENT_TYPE',
+            event_type: issue_event.event,
+            event_github_id: issue_event.id
+          )
+
+        importer.execute
+      end
+    end
+  end
+end