add project import spec

spec/requests/api/project_import_spec.rb

+require 'spec_helper'
+
+describe API::ProjectImport do
+  let(:export_path) { "#{Dir.tmpdir}/project_export_spec" }
+  let(:user) { create(:user) }
+  let(:file) { File.join(Rails.root, 'spec', 'features', 'projects', 'import_export', 'test_project_export.tar.gz') }
+  let(:namespace){ create(:group) }
+  before do
+    allow_any_instance_of(Gitlab::ImportExport).to receive(:storage_path).and_return(export_path)
+
+    group.add_owner(user)
+  end
+
+  after do
+    FileUtils.rm_rf(export_path, secure: true)
+  end
+
+  it 'schedules an import' do
+    expect_any_instance_of(Project).to receive(:import_schedule)
+
+    post "/projects/import", file: file, namespace: namespace.full_path
+
+    expect(project.status).to eq('started')
+  end
+end