@Override
  public void addTestTag(TestTag tag) {
    testTags.add(tag);
  }
Tells if any of the methods associated with this feature has the specified
name in bytecode.

@param name a method name in bytecode
@return <tt>true</tt iff any of the methods associated with this feature
has the specified name in bytecode
spock-core/src/main/java/org/spockframework/runtime/model/FeatureInfo.java