1 files changed, 113 insertions, 1 deletions
diff --git a/spec/models/namespace_spec.rb b/spec/models/namespace_spec.rb
index 69286eff984..81d5ab7a6d3 100644
--- a/spec/models/namespace_spec.rb
+++ b/spec/models/namespace_spec.rb
@@ -404,6 +404,118 @@ describe Namespace do
     let!(:project1) { create(:project_empty_repo, namespace: group) }
     let!(:project2) { create(:project_empty_repo, namespace: child) }
 
-    it { expect(group.all_projects.to_a).to eq([project2, project1]) }
+    it { expect(group.all_projects.to_a).to match_array([project2, project1]) }
+  end
+
+  describe '#share_with_group_lock with subgroups', :nested_groups do
+    context 'when creating a subgroup' do
+      let(:subgroup) { create(:group, parent: root_group )}
+
+      context 'under a parent with "Share with group lock" enabled' do
+        let(:root_group) { create(:group, share_with_group_lock: true) }
+
+        it 'enables "Share with group lock" on the subgroup' do
+          expect(subgroup.share_with_group_lock).to be_truthy
+        end
+      end
+
+      context 'under a parent with "Share with group lock" disabled' do
+        let(:root_group) { create(:group) }
+
+        it 'does not enable "Share with group lock" on the subgroup' do
+          expect(subgroup.share_with_group_lock).to be_falsey
+        end
+      end
+    end
+
+    context 'when enabling the parent group "Share with group lock"' do
+      let(:root_group) { create(:group) }
+      let!(:subgroup) { create(:group, parent: root_group )}
+
+      it 'the subgroup "Share with group lock" becomes enabled' do
+        root_group.update!(share_with_group_lock: true)
+
+        expect(subgroup.reload.share_with_group_lock).to be_truthy
+      end
+    end
+
+    context 'when disabling the parent group "Share with group lock" (which was already enabled)' do
+      let(:root_group) { create(:group, share_with_group_lock: true) }
+
+      context 'and the subgroup "Share with group lock" is enabled' do
+        let(:subgroup) { create(:group, parent: root_group, share_with_group_lock: true )}
+
+        it 'the subgroup "Share with group lock" does not change' do
+          root_group.update!(share_with_group_lock: false)
+
+          expect(subgroup.reload.share_with_group_lock).to be_truthy
+        end
+      end
+
+      context 'but the subgroup "Share with group lock" is disabled' do
+        let(:subgroup) { create(:group, parent: root_group )}
+
+        it 'the subgroup "Share with group lock" does not change' do
+          root_group.update!(share_with_group_lock: false)
+
+          expect(subgroup.reload.share_with_group_lock?).to be_falsey
+        end
+      end
+    end
+
+    # Note: Group transfers are not yet implemented
+    context 'when a group is transferred into a root group' do
+      context 'when the root group "Share with group lock" is enabled' do
+        let(:root_group) { create(:group, share_with_group_lock: true) }
+
+        context 'when the subgroup "Share with group lock" is enabled' do
+          let(:subgroup) { create(:group, share_with_group_lock: true )}
+
+          it 'the subgroup "Share with group lock" does not change' do
+            subgroup.parent = root_group
+            subgroup.save!
+
+            expect(subgroup.share_with_group_lock).to be_truthy
+          end
+        end
+
+        context 'when the subgroup "Share with group lock" is disabled' do
+          let(:subgroup) { create(:group)}
+
+          it 'the subgroup "Share with group lock" becomes enabled' do
+            subgroup.parent = root_group
+            subgroup.save!
+
+            expect(subgroup.share_with_group_lock).to be_truthy
+          end
+        end
+      end
+
+      context 'when the root group "Share with group lock" is disabled' do
+        let(:root_group) { create(:group) }
+
+        context 'when the subgroup "Share with group lock" is enabled' do
+          let(:subgroup) { create(:group, share_with_group_lock: true )}
+
+          it 'the subgroup "Share with group lock" does not change' do
+            subgroup.parent = root_group
+            subgroup.save!
+
+            expect(subgroup.share_with_group_lock).to be_truthy
+          end
+        end
+
+        context 'when the subgroup "Share with group lock" is disabled' do
+          let(:subgroup) { create(:group)}
+
+          it 'the subgroup "Share with group lock" does not change' do
+            subgroup.parent = root_group
+            subgroup.save!
+
+            expect(subgroup.share_with_group_lock).to be_falsey
+          end
+        end
+      end
+    end
   end
 end