1 files changed, 115 insertions, 0 deletions
diff --git a/spec/requests/api/graphql/group/data_transfer_spec.rb b/spec/requests/api/graphql/group/data_transfer_spec.rb
new file mode 100644
index 00000000000..b7c038afa54
--- /dev/null
+++ b/spec/requests/api/graphql/group/data_transfer_spec.rb
@@ -0,0 +1,115 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe 'group data transfers', feature_category: :source_code_management do
+  include GraphqlHelpers
+
+  let_it_be(:current_user) { create(:user) }
+  let_it_be(:group) { create(:group) }
+  let_it_be(:project_1) { create(:project, group: group) }
+  let_it_be(:project_2) { create(:project, group: group) }
+
+  let(:fields) do
+    <<~QUERY
+    #{all_graphql_fields_for('GroupDataTransfer'.classify)}
+    QUERY
+  end
+
+  let(:query) do
+    graphql_query_for(
+      'group',
+      { fullPath: group.full_path },
+      query_graphql_field('DataTransfer', params, fields)
+    )
+  end
+
+  let(:from) { Date.new(2022, 1, 1) }
+  let(:to) { Date.new(2023, 1, 1) }
+  let(:params) { { from: from, to: to } }
+  let(:egress_data) do
+    graphql_data.dig('group', 'dataTransfer', 'egressNodes', 'nodes')
+  end
+
+  before do
+    create(:project_data_transfer, project: project_1, date: '2022-01-01', repository_egress: 1)
+    create(:project_data_transfer, project: project_1, date: '2022-02-01', repository_egress: 2)
+    create(:project_data_transfer, project: project_2, date: '2022-02-01', repository_egress: 4)
+  end
+
+  subject { post_graphql(query, current_user: current_user) }
+
+  context 'with anonymous access' do
+    let_it_be(:current_user) { nil }
+
+    before do
+      subject
+    end
+
+    it_behaves_like 'a working graphql query'
+
+    it 'returns no data' do
+      expect(graphql_data_at(:group, :data_transfer)).to be_nil
+      expect(graphql_errors).to be_nil
+    end
+  end
+
+  context 'with authorized user but without enough permissions' do
+    before do
+      group.add_developer(current_user)
+      subject
+    end
+
+    it_behaves_like 'a working graphql query'
+
+    it 'returns empty results' do
+      expect(graphql_data_at(:group, :data_transfer)).to be_nil
+      expect(graphql_errors).to be_nil
+    end
+  end
+
+  context 'when user has enough permissions' do
+    before do
+      group.add_owner(current_user)
+    end
+
+    context 'when data_transfer_monitoring_mock_data is NOT enabled' do
+      before do
+        stub_feature_flags(data_transfer_monitoring_mock_data: false)
+        subject
+      end
+
+      it 'returns real results' do
+        expect(response).to have_gitlab_http_status(:ok)
+
+        expect(egress_data.count).to eq(2)
+
+        expect(egress_data.first.keys).to match_array(
+          %w[date totalEgress repositoryEgress artifactsEgress packagesEgress registryEgress]
+        )
+
+        expect(egress_data.pluck('repositoryEgress')).to match_array(%w[1 6])
+      end
+
+      it_behaves_like 'a working graphql query'
+    end
+
+    context 'when data_transfer_monitoring_mock_data is enabled' do
+      before do
+        stub_feature_flags(data_transfer_monitoring_mock_data: true)
+        subject
+      end
+
+      it 'returns mock results' do
+        expect(response).to have_gitlab_http_status(:ok)
+
+        expect(egress_data.count).to eq(12)
+        expect(egress_data.first.keys).to match_array(
+          %w[date totalEgress repositoryEgress artifactsEgress packagesEgress registryEgress]
+        )
+      end
+
+      it_behaves_like 'a working graphql query'
+    end
+  end
+end