1 files changed, 154 insertions, 0 deletions
diff --git a/spec/services/packages/maven/metadata/sync_service_spec.rb b/spec/services/packages/maven/metadata/sync_service_spec.rb
new file mode 100644
index 00000000000..be298e95236
--- /dev/null
+++ b/spec/services/packages/maven/metadata/sync_service_spec.rb
@@ -0,0 +1,154 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe ::Packages::Maven::Metadata::SyncService do
+  using RSpec::Parameterized::TableSyntax
+
+  let_it_be(:project) { create(:project) }
+  let_it_be(:user) { create(:user) }
+  let_it_be_with_reload(:versionless_package_for_versions) { create(:maven_package, name: 'test', version: nil, project: project) }
+  let_it_be_with_reload(:metadata_file_for_versions) { create(:package_file, :xml, package: versionless_package_for_versions) }
+
+  let(:service) { described_class.new(container: project, current_user: user, params: { package_name: versionless_package_for_versions.name }) }
+
+  describe '#execute' do
+    let(:create_versions_xml_service_double) { double(::Packages::Maven::Metadata::CreateVersionsXmlService, execute: create_versions_xml_service_response) }
+    let(:append_package_file_service_double) { double(::Packages::Maven::Metadata::AppendPackageFileService, execute: append_package_file_service_response) }
+
+    let(:create_versions_xml_service_response) { ServiceResponse.success(payload: { changes_exist: true, empty_versions: false, metadata_content: 'test' }) }
+    let(:append_package_file_service_response) { ServiceResponse.success(message: 'New metadata package files created') }
+
+    subject { service.execute }
+
+    before do
+      allow(::Packages::Maven::Metadata::CreateVersionsXmlService)
+        .to receive(:new).with(metadata_content: an_instance_of(ObjectStorage::Concern::OpenFile), package: versionless_package_for_versions).and_return(create_versions_xml_service_double)
+      allow(::Packages::Maven::Metadata::AppendPackageFileService)
+        .to receive(:new).with(metadata_content: an_instance_of(String), package: versionless_package_for_versions).and_return(append_package_file_service_double)
+    end
+
+    context 'permissions' do
+      where(:role, :expected_result) do
+        :anonymous  | :rejected
+        :developer  | :rejected
+        :maintainer | :accepted
+      end
+
+      with_them do
+        if params[:role] == :anonymous
+          let_it_be(:user) { nil }
+        end
+
+        before do
+          project.send("add_#{role}", user) unless role == :anonymous
+        end
+
+        if params[:expected_result] == :rejected
+          it_behaves_like 'returning an error service response', message: 'Not allowed'
+        else
+          it_behaves_like 'returning a success service response', message: 'New metadata package files created'
+        end
+      end
+    end
+
+    context 'with a maintainer' do
+      before do
+        project.add_maintainer(user)
+      end
+
+      context 'with no changes' do
+        let(:create_versions_xml_service_response) { ServiceResponse.success(payload: { changes_exist: false }) }
+
+        before do
+          expect(::Packages::Maven::Metadata::AppendPackageFileService).not_to receive(:new)
+        end
+
+        it_behaves_like 'returning a success service response', message: 'No changes for versions xml'
+      end
+
+      context 'with changes' do
+        let(:create_versions_xml_service_response) { ServiceResponse.success(payload: { changes_exist: true, empty_versions: false, metadata_content: 'new metadata' }) }
+
+        it_behaves_like 'returning a success service response', message: 'New metadata package files created'
+
+        context 'with empty versions' do
+          let(:create_versions_xml_service_response) { ServiceResponse.success(payload: { changes_exist: true, empty_versions: true }) }
+
+          before do
+            expect(service.send(:versionless_package_for_versions)).to receive(:destroy!)
+            expect(::Packages::Maven::Metadata::AppendPackageFileService).not_to receive(:new)
+          end
+
+          it_behaves_like 'returning a success service response', message: 'Versionless package for versions destroyed'
+        end
+      end
+
+      context 'with a too big maven metadata file for versions' do
+        before do
+          metadata_file_for_versions.update!(size: 100.megabytes)
+        end
+
+        it_behaves_like 'returning an error service response', message: 'Metadata file for versions is too big'
+      end
+
+      context 'an error from the create versions xml service' do
+        let(:create_versions_xml_service_response) { ServiceResponse.error(message: 'metadata_content is invalid') }
+
+        before do
+          expect(::Packages::Maven::Metadata::AppendPackageFileService).not_to receive(:new)
+        end
+
+        it_behaves_like 'returning an error service response', message: 'metadata_content is invalid'
+      end
+
+      context 'an error from the append package file service' do
+        let(:append_package_file_service_response) { ServiceResponse.error(message: 'metadata content is not set') }
+
+        it_behaves_like 'returning an error service response', message: 'metadata content is not set'
+      end
+
+      context 'without a package name' do
+        let(:service) { described_class.new(container: project, current_user: user, params: { package_name: nil }) }
+
+        before do
+          expect(::Packages::Maven::Metadata::AppendPackageFileService).not_to receive(:new)
+          expect(::Packages::Maven::Metadata::CreateVersionsXmlService).not_to receive(:new)
+        end
+
+        it_behaves_like 'returning an error service response', message: 'Blank package name'
+      end
+
+      context 'without a versionless package for version' do
+        before do
+          versionless_package_for_versions.update!(version: '2.2.2')
+          expect(::Packages::Maven::Metadata::AppendPackageFileService).not_to receive(:new)
+          expect(::Packages::Maven::Metadata::CreateVersionsXmlService).not_to receive(:new)
+        end
+
+        it_behaves_like 'returning an error service response', message: 'Non existing versionless package'
+      end
+
+      context 'without a metadata package file for versions' do
+        before do
+          versionless_package_for_versions.package_files.update_all(file_name: 'test.txt')
+          expect(::Packages::Maven::Metadata::AppendPackageFileService).not_to receive(:new)
+          expect(::Packages::Maven::Metadata::CreateVersionsXmlService).not_to receive(:new)
+        end
+
+        it_behaves_like 'returning an error service response', message: 'Non existing metadata file for versions'
+      end
+
+      context 'without a project' do
+        let(:service) { described_class.new(container: nil, current_user: user, params: { package_name: versionless_package_for_versions.name }) }
+
+        before do
+          expect(::Packages::Maven::Metadata::AppendPackageFileService).not_to receive(:new)
+          expect(::Packages::Maven::Metadata::CreateVersionsXmlService).not_to receive(:new)
+        end
+
+        it_behaves_like 'returning an error service response', message: 'Not allowed'
+      end
+    end
+  end
+end