presto-verifier/src/main/java/io/prestosql/verifier/VerifierConfig.java/VerifierConfig/getShadowTestTablePrefix
class VerifierConfig:    public QualifiedName getShadowTestTablePrefix()
    {
        return QualifiedName.of(Arrays.stream(shadowTestTablePrefix.split("\\."))
                .map(Identifier::new)
                .collect(Collectors.toList()));
    }