"""
            repositories {
                ivy {
                    url "${ivyHttpRepo.uri}"
                }
            }
        """
    }

    void setMetadataSupplierClass(String clazz) {
        buildFile << supplierDeclaration(clazz)
    }

    String supplierDeclaration(String clazz) {
        """

                    throw new NullPointerException("meh: error from custom rule")
                }
                details.result.status = 'release'
            }
          }
"""
        setMetadataSupplierClass('MP')

        when:
        repositoryInteractions {
            'group:projectA' {
                expectVersionListing()
                '1.2' {
                    expectGetMetadata()