1 files changed, 66 insertions, 0 deletions
diff --git a/spec/presenters/packages/nuget/packages_metadata_presenter_spec.rb b/spec/presenters/packages/nuget/packages_metadata_presenter_spec.rb
new file mode 100644
index 00000000000..b2bcdf8f03d
--- /dev/null
+++ b/spec/presenters/packages/nuget/packages_metadata_presenter_spec.rb
@@ -0,0 +1,66 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Packages::Nuget::PackagesMetadataPresenter do
+  include_context 'with expected presenters dependency groups'
+
+  let_it_be(:project) { create(:project) }
+  let_it_be(:packages) { create_list(:nuget_package, 5, :with_metadatum, name: 'Dummy.Package', project: project) }
+  let_it_be(:presenter) { described_class.new(packages) }
+
+  describe '#count' do
+    subject { presenter.count }
+
+    it {is_expected.to eq 1}
+  end
+
+  describe '#items' do
+    let(:tag_names) { %w(tag1 tag2) }
+
+    subject { presenter.items }
+
+    before do
+      packages.each do |pkg|
+        tag_names.each { |tag| create(:packages_tag, package: pkg, name: tag) }
+
+        create_dependencies_for(pkg)
+      end
+    end
+
+    it 'returns an array' do
+      items = subject
+
+      expect(items).to be_a Array
+      expect(items.size).to eq 1
+    end
+
+    it 'returns a summary structure' do
+      item = subject.first
+
+      expect(item).to be_a Hash
+      %i[json_url lower_version upper_version].each { |field| expect(item[field]).not_to be_blank }
+      expect(item[:packages_count]).to eq packages.count
+      expect(item[:packages]).to be_a Array
+      expect(item[:packages].size).to eq packages.count
+    end
+
+    it 'returns the catalog entries' do
+      item = subject.first
+
+      item[:packages].each do |pkg|
+        expect(pkg).to be_a Hash
+        %i[json_url archive_url catalog_entry].each { |field| expect(pkg[field]).not_to be_blank }
+        catalog_entry = pkg[:catalog_entry]
+        %i[json_url archive_url package_name package_version].each { |field| expect(catalog_entry[field]).not_to be_blank }
+        %i[authors summary].each { |field| expect(catalog_entry[field]).to be_blank }
+        expect(catalog_entry[:dependency_groups]).to eq(expected_dependency_groups(project.id, catalog_entry[:package_name], catalog_entry[:package_version]))
+        expect(catalog_entry[:tags].split(::Packages::Tag::NUGET_TAGS_SEPARATOR)).to contain_exactly('tag1', 'tag2')
+
+        %i[project_url license_url icon_url].each do |field|
+          expect(catalog_entry.dig(:metadatum, field)).not_to be_blank
+        end
+      end
+    end
+  end
+end