}

        void keyServer(URI uri) {
            builder.addKeyServer(uri)
        }

        void keyRingFormat(String keyRingFormat) {
            builder.setKeyringFormat(keyRingFormat);
        }

        void trust(String group, String name = null, String version = null, String fileName = null, boolean regex = false, String reason = null) {

            } else if (inVerifySignatures) {
                builder.setVerifySignatures(readBoolean(ch, start, length));
            } else if (inKeyRingFormat) {
                builder.setKeyringFormat(new String(ch, start, length));
            }
        }

        private boolean readBoolean(char[] ch, int start, int length) {
            return Boolean.parseBoolean(new String(ch, start, length));
        }

    private boolean useKeyServers = true;
    private final List<String> topLevelComments = new ArrayList<>();
    private DependencyVerificationConfiguration.KeyringFormat keyringFormat = null;

    public void setKeyringFormat(String newKeyringFormat) {
        this.keyringFormat = parseKeyringFormat(newKeyringFormat);
    }

    private DependencyVerificationConfiguration.KeyringFormat parseKeyringFormat(String keyringFormat) {

   </components>
</verification-metadata>
"""
        and:
        validateAgainstSchemasSince("1.3")
    }

    def "can declare keyring format"() {
        when:
        builder.setKeyringFormat("armored")
        serialize()

        then:
        contents == """<?xml version="1.0" encoding="UTF-8"?>
<verification-metadata>
   <configuration>
      <verify-metadata>true</verify-metadata>