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*/
/** * @test * @bug 8228613 8246613 8248505 * @summary Ensure that the default SecureRandom algo used is based * on the registration ordering, and falls to next provider * if none are found * @modules java.base/sun.security.provider
*/ publicclass DefaultAlgo {
publicstaticvoid main(String[] args) throws Exception {
String[] algos = { "A", "B", "C" };
test3rdParty(algos); // reverse the order and re-check
String[] algosReversed = { "C", "B", "A" };
test3rdParty(algosReversed);
}
privatestaticvoid test3rdParty(String[] algos) {
Provider[] provs = { new SampleLegacyProvider(algos), new SampleServiceProvider(algos), new CustomProvider(algos)
}; for (Provider p : provs) {
checkDefault(p, algos);
}
}
// validate the specified SecureRandom obj to be from the specified // provider and matches the specified algorithm privatestaticvoid validate(SecureRandom sr, String pName, String algo) { if (!sr.getProvider().getName().equals(pName)) { thrownew RuntimeException("Failed provider check, exp: " +
pName + ", got " + sr.getProvider().getName());
} if (!sr.getAlgorithm().equals(algo)) { thrownew RuntimeException("Failed algo check, exp: " +
algo + ", got " + sr.getAlgorithm());
}
}
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