1 files changed, 27 insertions, 3 deletions
diff --git a/spec/models/label_spec.rb b/spec/models/label_spec.rb
index 696fbf7e0aa..0614ca1e7c9 100644
--- a/spec/models/label_spec.rb
+++ b/spec/models/label_spec.rb
@@ -59,18 +59,42 @@ describe Label, models: true do
     context 'using id' do
       it 'returns a String reference to the object' do
         expect(label.to_reference).to eq "~#{label.id}"
-        expect(label.to_reference(double('project'))).to eq "~#{label.id}"
       end
     end
 
     context 'using name' do
       it 'returns a String reference to the object' do
-        expect(label.to_reference(:name)).to eq %(~"#{label.name}")
+        expect(label.to_reference(format: :name)).to eq %(~"#{label.name}")
       end
 
       it 'uses id when name contains double quote' do
         label = create(:label, name: %q{"irony"})
-        expect(label.to_reference(:name)).to eq "~#{label.id}"
+        expect(label.to_reference(format: :name)).to eq "~#{label.id}"
+      end
+    end
+
+    context 'using invalid format' do
+      it 'raises error' do
+        expect { label.to_reference(format: :invalid) }
+          .to raise_error StandardError, /Unknown format/
+      end
+    end
+
+    context 'cross project reference' do
+      let(:project) { create(:project) }
+
+      context 'using name' do
+        it 'returns cross reference with label name' do
+          expect(label.to_reference(project, format: :name))
+            .to eq %Q(#{label.project.to_reference}~"#{label.name}")
+        end
+      end
+
+      context 'using id' do
+        it 'returns cross reference with label id' do
+          expect(label.to_reference(project, format: :id))
+            .to eq %Q(#{label.project.to_reference}~#{label.id})
+        end
       end
     end
   end