8048356: SecureRandom default provider tests

Reviewed-by: wetmore

test/java/security/SecureRandom/DefaultProvider.java

+/*
+ * Copyright (c) 2015, 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.
+ */
+
+import static java.lang.System.out;
+import java.security.NoSuchAlgorithmException;
+import java.security.SecureRandom;
+
+/**
+ * @test
+ * @bug 8048356
+ * @summary Assert default provider used on all OS for SecureRandom
+ */
+public class DefaultProvider {
+
+    private static final String OS_NAME = System.getProperty("os.name");
+    private static final String SUNOS = "SunOS";
+    private static final String WINDOWS = "Windows";
+
+    public static void main(String[] args) throws NoSuchAlgorithmException {
+        out.println("Operating System: " + OS_NAME);
+
+        /* Test default provider used with constructor */
+        out.println("TEST: Default provider with constructor");
+        SecureRandom secureRandom = new SecureRandom();
+        String provider = secureRandom.getProvider().getName();
+        if (OS_NAME.startsWith(SUNOS)) {
+            if (!provider.startsWith("SunPKCS11-")) {
+                throw new RuntimeException("Unexpected provider name: "
+                        + provider);
+            }
+        } else if (!provider.equals("SUN")) {
+            throw new RuntimeException("Unexpected provider name: "
+                    + provider);
+        }
+        out.println("Passed, default provider with constructor: " + provider);
+
+        /* Test default provider with getInstance(String algorithm) */
+        out.println("TEST: SHA1PRNG supported on all platforms by SUN provider");
+        String algorithm = "SHA1PRNG";
+        provider = "SUN";
+
+        SecureRandom instance = SecureRandom.getInstance(algorithm);
+        assertInstance(instance, algorithm, provider);
+        out.println("Passed.");
+
+        if (!OS_NAME.startsWith(WINDOWS)) {
+            out.println("TEST: NativePRNG supported on all platforms"
+                    + "(except Windows), by SUN provider");
+            algorithm = "NativePRNG";
+            provider = "SUN";
+        } else {
+            out.println(
+                    "TEST: Windows-PRNG supported on windows by SunMSCAPI provider");
+            algorithm = "Windows-PRNG";
+            provider = "SunMSCAPI";
+        }
+        instance = SecureRandom.getInstance(algorithm);
+        assertInstance(instance, algorithm, provider);
+        out.println("Passed.");
+
+        if (OS_NAME.startsWith(SUNOS)) {
+            out.println(
+                    "TEST: PKCS11 is supported on Solaris by SunPKCS11 provider");
+            algorithm = "PKCS11";
+            provider = "SunPKCS11-Solaris";
+            instance = SecureRandom.getInstance(algorithm);
+            assertInstance(instance, algorithm, provider);
+            out.println("Passed.");
+        }
+    }
+
+    private static void assertInstance(SecureRandom instance,
+            String expectedAlgorithm,
+            String expectedProvider) {
+        if (instance != null) {
+            if (!expectedAlgorithm.equalsIgnoreCase(instance.getAlgorithm())) {
+                throw new RuntimeException("Expected algorithm:"
+                        + expectedAlgorithm + " actual: " + instance.getAlgorithm());
+            }
+
+            if (!expectedProvider.equalsIgnoreCase(instance.getProvider().getName())) {
+                throw new RuntimeException("Expected provider: "
+                        + expectedProvider + " actual: "
+                        + instance.getProvider().getName());
+            }
+        } else {
+            throw new RuntimeException("Secure instance is not created");
+        }
+    }
+}