test/jdk/java/security/Signature/NONEwithRSA.java
changeset 47216 71c04702a3d5
parent 30046 cf2c86e1819e
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/java/security/Signature/NONEwithRSA.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,91 @@
+/*
+ * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * @test
+ * @bug 4955844
+ * @summary ensure that the NONEwithRSA adapter works correctly
+ * @author Andreas Sterbenz
+ * @key randomness
+ */
+
+import java.util.*;
+
+import java.security.*;
+
+import javax.crypto.*;
+
+public class NONEwithRSA {
+
+    public static void main(String[] args) throws Exception {
+//      showProvider(Security.getProvider("SUN"));
+        Random random = new Random();
+        byte[] b = new byte[16];
+        random.nextBytes(b);
+
+        KeyPairGenerator kpg = KeyPairGenerator.getInstance("RSA");
+        kpg.initialize(512);
+        KeyPair kp = kpg.generateKeyPair();
+
+        Signature sig = Signature.getInstance("NONEwithRSA");
+        sig.initSign(kp.getPrivate());
+        System.out.println("Provider: " + sig.getProvider());
+        sig.update(b);
+        byte[] sb = sig.sign();
+
+        sig.initVerify(kp.getPublic());
+        sig.update(b);
+        if (sig.verify(sb) == false) {
+            throw new Exception("verification failed");
+        }
+
+        Cipher c = Cipher.getInstance("RSA/ECB/PKCS1Padding");
+        c.init(Cipher.DECRYPT_MODE, kp.getPublic());
+        byte[] dec = c.doFinal(sb);
+        if (Arrays.equals(dec, b) == false) {
+            throw new Exception("decryption failed");
+        }
+
+        sig = Signature.getInstance("NONEwithRSA", "SunJCE");
+        sig.initSign(kp.getPrivate());
+        sig = Signature.getInstance("NONEwithRSA", Security.getProvider("SunJCE"));
+        sig.initSign(kp.getPrivate());
+
+        try {
+            Signature.getInstance("NONEwithRSA", "SUN");
+            throw new Exception("call succeeded");
+        } catch (NoSuchAlgorithmException e) {
+            e.printStackTrace();
+        }
+
+        System.out.println("OK");
+    }
+
+    private static void showProvider(Provider p) {
+        System.out.println(p);
+        for (Iterator t = p.getServices().iterator(); t.hasNext(); ) {
+            System.out.println(t.next());
+        }
+    }
+
+}