1 files changed, 33 insertions, 0 deletions
diff --git a/spec/services/packages/rubygems/create_dependencies_service_spec.rb b/spec/services/packages/rubygems/create_dependencies_service_spec.rb
new file mode 100644
index 00000000000..b6e12b1cc61
--- /dev/null
+++ b/spec/services/packages/rubygems/create_dependencies_service_spec.rb
@@ -0,0 +1,33 @@
+# frozen_string_literal: true
+require 'spec_helper'
+
+RSpec.describe Packages::Rubygems::CreateDependenciesService do
+  include RubygemsHelpers
+
+  let_it_be(:package) { create(:rubygems_package) }
+  let_it_be(:package_file) { create(:package_file, :gem) }
+  let_it_be(:gem) { gem_from_file(package_file.file) }
+  let_it_be(:gemspec) { gem.spec }
+
+  let(:service) { described_class.new(package, gemspec) }
+
+  describe '#execute' do
+    subject { service.execute }
+
+    it 'creates dependencies', :aggregate_failures do
+      expect { subject }.to change { Packages::Dependency.count }.by(4)
+
+      gemspec.dependencies.each do |dependency|
+        persisted_dependency = Packages::Dependency.find_by(name: dependency.name)
+
+        expect(persisted_dependency.version_pattern).to eq dependency.requirement.to_s
+      end
+    end
+
+    it 'links dependencies to the package' do
+      expect { subject }.to change { package.dependency_links.count }.by(4)
+
+      expect(package.dependency_links.first).to be_dependencies
+    end
+  end
+end