1 files changed, 31 insertions, 0 deletions
diff --git a/spec/services/export_csv/base_service_spec.rb b/spec/services/export_csv/base_service_spec.rb
new file mode 100644
index 00000000000..e2b4d4829af
--- /dev/null
+++ b/spec/services/export_csv/base_service_spec.rb
@@ -0,0 +1,31 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe ExportCsv::BaseService, feature_category: :importers do
+  let_it_be(:issue) { create(:issue) }
+  let_it_be(:relation) { Issue.all }
+  let_it_be(:resource_parent) { issue.project }
+
+  subject { described_class.new(relation, resource_parent) }
+
+  describe '#email' do
+    it 'raises NotImplementedError' do
+      user = create(:user)
+
+      expect { subject.email(user) }.to raise_error(NotImplementedError)
+    end
+  end
+
+  describe '#header_to_value_hash' do
+    it 'raises NotImplementedError' do
+      expect { subject.send(:header_to_value_hash) }.to raise_error(NotImplementedError)
+    end
+  end
+
+  describe '#associations_to_preload' do
+    it 'return []' do
+      expect(subject.send(:associations_to_preload)).to eq([])
+    end
+  end
+end