1 files changed, 132 insertions, 0 deletions
diff --git a/libraries/spongycastle/prov/src/test/java/org/spongycastle/jcajce/provider/test/PrivateConstructorTest.java b/libraries/spongycastle/prov/src/test/java/org/spongycastle/jcajce/provider/test/PrivateConstructorTest.java
new file mode 100644
index 000000000..afac7fd27
--- /dev/null
+++ b/libraries/spongycastle/prov/src/test/java/org/spongycastle/jcajce/provider/test/PrivateConstructorTest.java
@@ -0,0 +1,132 @@
+package org.spongycastle.jcajce.provider.test;
+
+import java.lang.reflect.Constructor;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Modifier;
+
+import junit.framework.Assert;
+import junit.framework.TestCase;
+import org.spongycastle.jcajce.provider.digest.GOST3411;
+import org.spongycastle.jcajce.provider.digest.MD2;
+import org.spongycastle.jcajce.provider.digest.MD4;
+import org.spongycastle.jcajce.provider.digest.MD5;
+import org.spongycastle.jcajce.provider.digest.RIPEMD128;
+import org.spongycastle.jcajce.provider.digest.RIPEMD160;
+import org.spongycastle.jcajce.provider.digest.RIPEMD256;
+import org.spongycastle.jcajce.provider.digest.RIPEMD320;
+import org.spongycastle.jcajce.provider.digest.SHA1;
+import org.spongycastle.jcajce.provider.digest.SHA224;
+import org.spongycastle.jcajce.provider.digest.SHA256;
+import org.spongycastle.jcajce.provider.digest.SHA3;
+import org.spongycastle.jcajce.provider.digest.SHA384;
+import org.spongycastle.jcajce.provider.digest.SHA512;
+import org.spongycastle.jcajce.provider.digest.SM3;
+import org.spongycastle.jcajce.provider.digest.Tiger;
+import org.spongycastle.jcajce.provider.digest.Whirlpool;
+import org.spongycastle.jcajce.provider.symmetric.AES;
+import org.spongycastle.jcajce.provider.symmetric.ARC4;
+import org.spongycastle.jcajce.provider.symmetric.Blowfish;
+import org.spongycastle.jcajce.provider.symmetric.CAST5;
+import org.spongycastle.jcajce.provider.symmetric.CAST6;
+import org.spongycastle.jcajce.provider.symmetric.Camellia;
+import org.spongycastle.jcajce.provider.symmetric.ChaCha;
+import org.spongycastle.jcajce.provider.symmetric.DES;
+import org.spongycastle.jcajce.provider.symmetric.DESede;
+import org.spongycastle.jcajce.provider.symmetric.GOST28147;
+import org.spongycastle.jcajce.provider.symmetric.Grain128;
+import org.spongycastle.jcajce.provider.symmetric.Grainv1;
+import org.spongycastle.jcajce.provider.symmetric.HC128;
+import org.spongycastle.jcajce.provider.symmetric.HC256;
+import org.spongycastle.jcajce.provider.symmetric.IDEA;
+import org.spongycastle.jcajce.provider.symmetric.Noekeon;
+import org.spongycastle.jcajce.provider.symmetric.PBEPBKDF2;
+import org.spongycastle.jcajce.provider.symmetric.PBEPKCS12;
+import org.spongycastle.jcajce.provider.symmetric.RC2;
+import org.spongycastle.jcajce.provider.symmetric.RC5;
+import org.spongycastle.jcajce.provider.symmetric.RC6;
+import org.spongycastle.jcajce.provider.symmetric.Rijndael;
+import org.spongycastle.jcajce.provider.symmetric.SEED;
+import org.spongycastle.jcajce.provider.symmetric.Salsa20;
+import org.spongycastle.jcajce.provider.symmetric.Serpent;
+import org.spongycastle.jcajce.provider.symmetric.Skipjack;
+import org.spongycastle.jcajce.provider.symmetric.TEA;
+import org.spongycastle.jcajce.provider.symmetric.Twofish;
+import org.spongycastle.jcajce.provider.symmetric.VMPC;
+import org.spongycastle.jcajce.provider.symmetric.VMPCKSA3;
+import org.spongycastle.jcajce.provider.symmetric.XSalsa20;
+import org.spongycastle.jcajce.provider.symmetric.XTEA;
+
+public class PrivateConstructorTest
+    extends TestCase
+{
+    public void testSymmetric()
+        throws Exception
+    {
+        evilNoConstructionTest(AES.class);
+        evilNoConstructionTest(ARC4.class);
+        evilNoConstructionTest(Blowfish.class);
+        evilNoConstructionTest(Camellia.class);
+        evilNoConstructionTest(CAST5.class);
+        evilNoConstructionTest(CAST6.class);
+        evilNoConstructionTest(DESede.class);
+        evilNoConstructionTest(DES.class);
+        evilNoConstructionTest(GOST28147.class);
+        evilNoConstructionTest(Grain128.class);
+        evilNoConstructionTest(Grainv1.class);
+        evilNoConstructionTest(HC128.class);
+        evilNoConstructionTest(HC256.class);
+        evilNoConstructionTest(IDEA.class);
+        evilNoConstructionTest(Noekeon.class);
+        evilNoConstructionTest(PBEPBKDF2.class);
+        evilNoConstructionTest(PBEPKCS12.class);
+        evilNoConstructionTest(RC2.class);
+        evilNoConstructionTest(RC5.class);
+        evilNoConstructionTest(RC6.class);
+        evilNoConstructionTest(Rijndael.class);
+        evilNoConstructionTest(ChaCha.class);
+        evilNoConstructionTest(Salsa20.class);
+        evilNoConstructionTest(XSalsa20.class);
+        evilNoConstructionTest(SEED.class);
+        evilNoConstructionTest(Serpent.class);
+        evilNoConstructionTest(Skipjack.class);
+        evilNoConstructionTest(TEA.class);
+        evilNoConstructionTest(Twofish.class);
+        evilNoConstructionTest(VMPC.class);
+        evilNoConstructionTest(VMPCKSA3.class);
+        evilNoConstructionTest(XTEA.class);
+    }
+
+    public void testDigest()
+        throws Exception
+    {
+        evilNoConstructionTest(GOST3411.class);
+        evilNoConstructionTest(MD2.class);
+        evilNoConstructionTest(MD4.class);
+        evilNoConstructionTest(MD5.class);
+        evilNoConstructionTest(RIPEMD128.class);
+        evilNoConstructionTest(RIPEMD160.class);
+        evilNoConstructionTest(RIPEMD256.class);
+        evilNoConstructionTest(RIPEMD320.class);
+        evilNoConstructionTest(SHA1.class);
+        evilNoConstructionTest(SHA224.class);
+        evilNoConstructionTest(SHA256.class);
+        evilNoConstructionTest(SHA384.class);
+        evilNoConstructionTest(SHA3.class);
+        evilNoConstructionTest(SHA512.class);
+        evilNoConstructionTest(SM3.class);
+        evilNoConstructionTest(Tiger.class);
+        evilNoConstructionTest(Whirlpool.class);
+    }
+
+    private static void evilNoConstructionTest(Class clazz)
+        throws InvocationTargetException, IllegalAccessException, InstantiationException
+    {
+        Constructor[] constructors = clazz.getDeclaredConstructors();
+        Assert.assertEquals("Class should only have one constructor", 1, constructors.length);
+        Constructor constructor = constructors[0];
+        Assert.assertEquals("Constructor should be private", Modifier.PRIVATE, constructor.getModifiers());
+        Assert.assertFalse("Constructor should be inaccessible", constructor.isAccessible());
+        constructor.setAccessible(true); // don't try this at home
+        Assert.assertEquals("Constructor return type wrong!!", clazz, constructor.newInstance().getClass());
+    }
+}