test/lib/troo/cli/thor_fixes_test.rb in troo-0.0.12 vs test/lib/troo/cli/thor_fixes_test.rb in troo-0.0.13

@@ -17,9 +17,11 @@
 
         subject do
           described_class.banner(command, namespace, subcommand)
         end
 
+        it { subject.must_be_instance_of(String) }
+
         context 'when executing a subcommand' do
           let(:package_name) { 'show' }
 
           it 'package_name has a leading space' do
             subject.must_match(/show usage/)