test/tracing/span_context_test.rb in instana-1.197.0.pre1 vs test/tracing/span_context_test.rb in instana-1.197.0.pre2

@@ -9,11 +9,10 @@
     assert_equal({trace_id: 'trace', span_id: 'span'}, subject.to_hash)
   end
 
   def test_invalid
     subject = Instana::SpanContext.new(nil, nil)
-    assert subject.trace_parent_header.empty?
-    assert subject.trace_state_header.empty?
+    refute subject.valid?
   end
 
   def test_flags_level_zero
     subject = Instana::SpanContext.new('trace', 'span', 0)
     assert_equal '00-000000000000000000000000000trace-000000000000span-00', subject.trace_parent_header