1 files changed, 66 insertions, 0 deletions
diff --git a/spec/services/import/prepare_service_spec.rb b/spec/services/import/prepare_service_spec.rb
new file mode 100644
index 00000000000..0097198f7a9
--- /dev/null
+++ b/spec/services/import/prepare_service_spec.rb
@@ -0,0 +1,66 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Import::PrepareService do
+  let_it_be(:project) { create(:project) }
+  let_it_be(:user) { create(:user) }
+
+  let(:file) { double }
+  let(:upload_service) { double }
+  let(:uploader) { double }
+  let(:upload) { double }
+
+  let(:service) { described_class.new(project, user, file: file) }
+
+  subject { service.execute }
+
+  context 'when file is uploaded correctly' do
+    let(:upload_id) { 99 }
+
+    before do
+      mock_upload
+    end
+
+    it 'raises NotImplemented error for worker' do
+      expect { subject }.to raise_error(NotImplementedError)
+    end
+
+    context 'when a job is enqueued' do
+      before do
+        worker = double
+
+        allow(service).to receive(:worker).and_return(worker)
+        allow(worker).to receive(:perform_async)
+      end
+
+      it 'raises NotImplemented error for success_message when a job is enqueued' do
+        expect { subject }.to raise_error(NotImplementedError)
+      end
+
+      it 'returns a success respnse when a success_message is implemented' do
+        message = 'It works!'
+
+        allow(service).to receive(:success_message).and_return(message)
+
+        result = subject
+
+        expect(result).to be_success
+        expect(result.message).to eq(message)
+      end
+    end
+  end
+
+  context 'when file upload fails' do
+    before do
+      mock_upload(false)
+    end
+
+    it 'returns an error message' do
+      result = subject
+
+      expect(result[:status]).to eq(:error)
+      expect(result[:message]).to eq('File upload error.')
+    end
+  end
+end