Test failures with Ruby 3.0

[dleidert]

We see these test failures with Ruby 3.0

Finished in 0.617611s, 422.5960 runs/s, 2833.4978 assertions/s.

  1) Failure:
MetamodelFromEcoreTest#test_has_attr [/<<PKGBUILDDIR>>/test/metamodel_builder_test.rb:229]:
Expected /In (\w+::)+SimpleClass : Can not use a Symbol\(:someSymbol\) where a \[true,false\] is expected/ to match "In MetamodelFromEcoreTest::MetamodelFromEcore::SimpleClass : Can not use a Symbol(someSymbol)(:someSymbol) where a [true,false] is expected".

  2) Failure:
MetamodelFromEcoreTest#test_many_to_many [/<<PKGBUILDDIR>>/test/metamodel_builder_test.rb:619]:
Expected /In (\w+::)+BClassMM : Can not use a Symbol\(:notaaclass\) where a (\w+::)+AClassMM is expected/ to match "In MetamodelFromEcoreTest::MetamodelFromEcore::BClassMM : Can not use a Symbol(notaaclass)(:notaaclass) where a MetamodelFromEcoreTest::MetamodelFromEcore::AClassMM is expected".

  3) Failure:
MetamodelBuilderTest#test_many_to_many [/<<PKGBUILDDIR>>/test/metamodel_builder_test.rb:619]:
Expected /In (\w+::)+BClassMM : Can not use a Symbol\(:notaaclass\) where a (\w+::)+AClassMM is expected/ to match "In MetamodelBuilderTest::TestMetamodel::BClassMM : Can not use a Symbol(notaaclass)(:notaaclass) where a MetamodelBuilderTest::TestMetamodel::AClassMM is expected".

  4) Failure:
MetamodelBuilderTest#test_has_attr [/<<PKGBUILDDIR>>/test/metamodel_builder_test.rb:229]:
Expected /In (\w+::)+SimpleClass : Can not use a Symbol\(:someSymbol\) where a \[true,false\] is expected/ to match "In MetamodelBuilderTest::TestMetamodel::SimpleClass : Can not use a Symbol(someSymbol)(:someSymbol) where a [true,false] is expected".

261 runs, 1750 assertions, 4 failures, 0 errors, 0 skips
ERROR: Test "ruby3.0" failed. Exiting.

[dleidert]

In Ruby 3.0 the Symbol class got a name method: https://ruby-doc.org/core-3.0.0/Symbol.html#method-i-name