added coverage for getPublicData method.

updated test vectors in SLHDSATest following RNG fix.

Author: dghgit

prov/src/test/java/org/bouncycastle/pqc/jcajce/provider/test/MLDSAKeyPairGeneratorTest.java

@@ -9,9 +9,11 @@
 import org.bouncycastle.asn1.ASN1ObjectIdentifier;
 import org.bouncycastle.asn1.nist.NISTObjectIdentifiers;
 import org.bouncycastle.asn1.x509.SubjectPublicKeyInfo;
+import org.bouncycastle.jcajce.interfaces.MLDSAPrivateKey;
+import org.bouncycastle.jcajce.interfaces.MLDSAPublicKey;
 import org.bouncycastle.jcajce.spec.MLDSAParameterSpec;
 import org.bouncycastle.jce.provider.BouncyCastleProvider;
-import org.bouncycastle.pqc.jcajce.provider.BouncyCastlePQCProvider;
+import org.bouncycastle.util.Arrays;
 
 /**
  * KeyFactory/KeyPairGenerator tests for MLDSA with BC provider.
@@ -104,6 +106,7 @@ public void testKeyPairEncoding()
             KeyPair keyPair = kpg.generateKeyPair();
             performKeyPairEncodingTest(keyPair);
             assertEquals(oids[i], SubjectPublicKeyInfo.getInstance(keyPair.getPublic().getEncoded()).getAlgorithm().getAlgorithm());
+            assertTrue(oids[i].toString(), Arrays.areEqual(((MLDSAPublicKey)keyPair.getPublic()).getPublicData(), ((MLDSAPrivateKey)keyPair.getPrivate()).getPublicKey().getPublicData()));
         }
     }
 

prov/src/test/java/org/bouncycastle/pqc/jcajce/provider/test/MLKEMKeyPairGeneratorTest.java

@@ -10,8 +10,11 @@
 import org.bouncycastle.asn1.ASN1ObjectIdentifier;
 import org.bouncycastle.asn1.nist.NISTObjectIdentifiers;
 import org.bouncycastle.asn1.x509.SubjectPublicKeyInfo;
+import org.bouncycastle.jcajce.interfaces.MLKEMPrivateKey;
+import org.bouncycastle.jcajce.interfaces.MLKEMPublicKey;
 import org.bouncycastle.jcajce.spec.MLKEMParameterSpec;
 import org.bouncycastle.jce.provider.BouncyCastleProvider;
+import org.bouncycastle.util.Arrays;
 
 /**
  * KeyFactory/KeyPairGenerator tests for MLKEM with BCPQC provider.
@@ -61,6 +64,7 @@ public void testKeyPairEncoding()
             KeyPair keyPair = kpg.generateKeyPair();
             performKeyPairEncodingTest(keyPair);
             assertEquals(oids[i], SubjectPublicKeyInfo.getInstance(keyPair.getPublic().getEncoded()).getAlgorithm().getAlgorithm());
+            assertTrue(oids[i].toString(), Arrays.areEqual(((MLKEMPublicKey)keyPair.getPublic()).getPublicData(), ((MLKEMPrivateKey)keyPair.getPrivate()).getPublicKey().getPublicData()));
         }
     }
 

prov/src/test/java/org/bouncycastle/pqc/jcajce/provider/test/SLHDSAKeyPairGeneratorTest.java

@@ -13,6 +13,8 @@
 import org.bouncycastle.asn1.ASN1ObjectIdentifier;
 import org.bouncycastle.asn1.nist.NISTObjectIdentifiers;
 import org.bouncycastle.asn1.x509.SubjectPublicKeyInfo;
+import org.bouncycastle.jcajce.interfaces.SLHDSAPrivateKey;
+import org.bouncycastle.jcajce.interfaces.SLHDSAPublicKey;
 import org.bouncycastle.jcajce.spec.SLHDSAParameterSpec;
 import org.bouncycastle.jce.provider.BouncyCastleProvider;
 import org.bouncycastle.util.Arrays;
@@ -150,6 +152,7 @@ public void testKeyPairEncoding()
             KeyPair keyPair = kpg.generateKeyPair();
             performKeyPairEncodingTest(keyPair);
             assertEquals(oids[i], SubjectPublicKeyInfo.getInstance(keyPair.getPublic().getEncoded()).getAlgorithm().getAlgorithm());
+            assertTrue(oids[i].toString(), Arrays.areEqual(((SLHDSAPublicKey)keyPair.getPublic()).getPublicData(), ((SLHDSAPrivateKey)keyPair.getPrivate()).getPublicKey().getPublicData()));
         }
     }