1 files changed, 76 insertions, 0 deletions
diff --git a/spec/services/packages/nuget/create_dependency_service_spec.rb b/spec/services/packages/nuget/create_dependency_service_spec.rb
new file mode 100644
index 00000000000..268c8837e25
--- /dev/null
+++ b/spec/services/packages/nuget/create_dependency_service_spec.rb
@@ -0,0 +1,76 @@
+# frozen_string_literal: true
+require 'spec_helper'
+
+RSpec.describe Packages::Nuget::CreateDependencyService do
+  let_it_be(:package, reload: true) { create(:nuget_package) }
+
+  describe '#execute' do
+    RSpec.shared_examples 'creating dependencies, links and nuget metadata for' do |expected_dependency_names, dependency_count, dependency_link_count|
+      let(:dependencies_with_metadata) { dependencies.select { |dep| dep[:target_framework].present? } }
+
+      it 'creates dependencies, links and nuget metadata' do
+        expect { subject }
+          .to change { Packages::Dependency.count }.by(dependency_count)
+          .and change { Packages::DependencyLink.count }.by(dependency_link_count)
+          .and change { Packages::Nuget::DependencyLinkMetadatum.count }.by(dependencies_with_metadata.size)
+        expect(expected_dependency_names).to contain_exactly(*dependency_names)
+        expect(package.dependency_links.map(&:dependency_type).uniq).to contain_exactly('dependencies')
+
+        dependencies_with_metadata.each do |dependency|
+          name = dependency[:name]
+          version_pattern = service.send(:version_or_empty_string, dependency[:version])
+          metadatum = package.dependency_links.joins(:dependency)
+                                              .find_by(packages_dependencies: { name: name, version_pattern: version_pattern })
+                                              .nuget_metadatum
+          expect(metadatum.target_framework).to eq dependency[:target_framework]
+        end
+      end
+    end
+
+    let_it_be(:dependencies) do
+      [
+        { name: 'Moqi', version: '2.5.6' },
+        { name: 'Castle.Core' },
+        { name: 'Test.Dependency', version: '2.3.7', target_framework: '.NETStandard2.0' },
+        { name: 'Newtonsoft.Json', version: '12.0.3', target_framework: '.NETStandard2.0' }
+      ]
+    end
+
+    let(:dependency_names) { package.dependency_links.flat_map(&:dependency).map(&:name) }
+    let(:service) { described_class.new(package, dependencies) }
+
+    subject { service.execute }
+
+    it_behaves_like 'creating dependencies, links and nuget metadata for', %w(Castle.Core Moqi Newtonsoft.Json Test.Dependency), 4, 4
+
+    context 'with existing dependencies' do
+      let_it_be(:exisiting_dependency) { create(:packages_dependency, name: 'Moqi', version_pattern: '2.5.6') }
+
+      it_behaves_like 'creating dependencies, links and nuget metadata for', %w(Castle.Core Moqi Newtonsoft.Json Test.Dependency), 3, 4
+    end
+
+    context 'with dependencies with no target framework' do
+      let_it_be(:dependencies) do
+        [
+          { name: 'Moqi', version: '2.5.6' },
+          { name: 'Castle.Core' },
+          { name: 'Test.Dependency', version: '2.3.7' },
+          { name: 'Newtonsoft.Json', version: '12.0.3' }
+        ]
+      end
+
+      it_behaves_like 'creating dependencies, links and nuget metadata for', %w(Castle.Core Moqi Newtonsoft.Json Test.Dependency), 4, 4
+    end
+
+    context 'with empty dependencies' do
+      let_it_be(:dependencies) { [] }
+
+      it 'is a no op' do
+        expect(service).not_to receive(:create_dependency_links)
+        expect(service).not_to receive(:create_dependency_link_metadata)
+
+        subject
+      end
+    end
+  end
+end