Add test to verify exception behavior when parsing signature of versi…

…on 0x99
pgpainless · Apr 22, 2024 · e45b4ad · e45b4ad
1 parent 194c089
commit e45b4ad
Showing 1 changed file with 19 additions and 1 deletion.
diff --git a/pg/src/test/java/org/bouncycastle/bcpg/test/SignaturePacketTest.java b/pg/src/test/java/org/bouncycastle/bcpg/test/SignaturePacketTest.java
@@ -12,7 +12,6 @@
 import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
-import java.lang.reflect.Array;
 
 public class SignaturePacketTest extends SimpleTest
 {
@@ -28,6 +27,7 @@ public void performTest()
     {
         testParseV6Signature();
         testParseV4Ed25519LegacySignature();
+        testParseUnknownVersionSignaturePacket();
     }
 
     private void testParseV6Signature()
@@ -132,6 +132,24 @@ private void testParseV4Ed25519LegacySignature() throws IOException {
                 Arrays.areEqual(encSigPacket, bOut.toByteArray()));
     }
 
+    private void testParseUnknownVersionSignaturePacket()
+    {
+        // Hex-encoded signature with version 0x99
+        byte[] encSigPacket = Hex.decode("885e990016080006050255f95f95000a09108cfde12197965a9af62200ff56f90cca98e2102637bd983fdb16c131dfd27ed82bf4dde5606e0d756aed33660100d09c4fa11527f038e0f57f2201d82f2ea2c9033265fa6ceb489e854bae61b404");
+        ByteArrayInputStream bIn = new ByteArrayInputStream(encSigPacket);
+        BCPGInputStream pIn = new BCPGInputStream(bIn);
+        Exception ex = testException("unsupported version: 153",
+                "UnsupportedPacketVersionException",
+                new TestExceptionOperation() {
+                    @Override
+                    public void operation() throws Exception {
+                        SignaturePacket sig = (SignaturePacket) pIn.readPacket();
+                    }
+                });
+        isTrue("Parsing SignaturePacket of version 0x99 MUST throw UnsupportedPacketVersionException.",
+                ex != null);
+    }
+
     public static void main(String[] args)
     {
         runTest(new SignaturePacketTest());