OASIS TC Open Repository: Manages TOSCA profiles, tests, and templates that are maintained by the TOSCA community. They are intended to be used as examples to help developers get started with TOSCA and to test compliance of TOSCA implementations with the standard.
Test for a node type with only the required keynames. See https://github.com/oasis-open/tosca-test-assertions/blob/master/Parser-Validator/3.6.6-capability_types-02-valid-required-only.yml to get started.