diff --git a/test/java/foundation/pEp/jniadapter/test/jni135/Makefile b/test/java/foundation/pEp/jniadapter/test/jni135/Makefile
new file mode 100644
index 0000000..2298b54
--- /dev/null
+++ b/test/java/foundation/pEp/jniadapter/test/jni135/Makefile
@@ -0,0 +1,37 @@
+	include ../../../../../../../Makefile.conf
+include ../Makefile.conf
+
+TEST_UNIT_NAME=jni135
+
+JAVA_CLASSES = \
+ 	TestAlice.class \
+ 	../utils/AdapterBaseTestContext.class \
+ 	../utils/AdapterTestUtils.class \
+ 	../utils/TestCallbacks.class
+
+.PHONY: pitytest compile alice test clean
+
+all: alice compile
+
+pitytest:
+	$(MAKE) -C $(PITYTEST_DIR)
+
+alice: compile clean-pep-home-alice
+	cd $(JAVA_CWD);pwd;HOME=$(JAVA_PEP_HOME_DIR_ALICE) $(JAVA) $(JAVA_PKG_BASENAME).$(TEST_UNIT_NAME).TestAlice
+
+compile: $(JAVA_CLASSES) pitytest
+
+%.class: %.java
+	cd $(JAVA_CWD);javac -cp $(CLASSPATH) $(JAVA_PKG_BASEPATH)/$(TEST_UNIT_NAME)/$<
+
+clean:
+	rm -f $(JAVA_CLASSES)
+	rm -f *.class
+	rm -f *.log
+	rm -Rf .gnupg
+	rm -Rf .lldb
+
+clean-pep-home: clean-pep-home-alice
+
+clean-pep-home-alice:
+	rm -rf $(PEP_HOME_DIR_ALICE)/.pEp
diff --git a/test/java/foundation/pEp/jniadapter/test/jni135/TestAlice.java b/test/java/foundation/pEp/jniadapter/test/jni135/TestAlice.java
new file mode 100644
index 0000000..bc6ef98
--- /dev/null
+++ b/test/java/foundation/pEp/jniadapter/test/jni135/TestAlice.java
@@ -0,0 +1,87 @@
+package foundation.pEp.jniadapter.test.jni135;
+
+import foundation.pEp.jniadapter.Blob;
+import foundation.pEp.jniadapter.Message;
+import foundation.pEp.jniadapter.decrypt_message_Return;
+import foundation.pEp.jniadapter.test.utils.AdapterBaseTestContext;
+import foundation.pEp.jniadapter.test.utils.AdapterTestUtils;
+import foundation.pEp.pitytest.TestSuite;
+import foundation.pEp.pitytest.TestUnit;
+import foundation.pEp.pitytest.utils.TestUtils;
+
+import java.lang.ref.WeakReference;
+import java.util.Arrays;
+import java.util.Vector;
+
+import static foundation.pEp.pitytest.TestLogger.log;
+import static foundation.pEp.pitytest.TestLogger.logH2;
+
+class Jni135TestContext extends AdapterBaseTestContext {
+    @Override
+    public AdapterBaseTestContext init() throws Throwable {
+        super.init();
+        return this;
+    }
+}
+
+class TestAlice {
+    public static void gc() {
+//        log("gc start");
+        Object obj = new Object();
+        WeakReference ref = new WeakReference<Object>(obj);
+        obj = null;
+        while (ref.get() != null) {
+            System.gc();
+        }
+//        log("gc end");
+    }
+
+    public static void main(String[] args) throws Exception {
+        TestSuite.getDefault().setVerbose(true);
+        TestSuite.getDefault().setTestColor(TestUtils.TermColor.GREEN);
+//        TestUtils.readKey();
+        AdapterBaseTestContext jni135Ctx = new Jni135TestContext();
+
+        new TestUnit<AdapterBaseTestContext>("setDir() == getDir() ", new Jni135TestContext(), ctx -> {
+            ctx.alice = ctx.engine.myself(ctx.alice);
+            ctx.bob = ctx.engine.myself(ctx.bob);
+
+            while (true) {
+                Message msg1Plain = AdapterTestUtils.makeNewTestMessage(ctx.alice, ctx.bob, Message.Direction.Outgoing);
+                Blob bigBlob = AdapterTestUtils.makeNewTestBlob(100000, "atti1", "text/plain");
+                Vector atts = new Vector<Blob>();
+                atts.add(bigBlob);
+                msg1Plain.setAttachments(atts);
+
+//                log(new String(bigBlob.data));
+                logH2("msg plain", TestUtils.TermColor.CYAN);
+                log(AdapterTestUtils.msgToString(msg1Plain, false));
+//                log("plain:     " + msg1Plain.getId());
+                Message msg1Enc = ctx.engine.encrypt_message(msg1Plain, null, Message.EncFormat.PEP);
+
+//                logH2("msg encrypted", TestUtils.TermColor.CYAN);
+//                log(AdapterTestUtils.msgToString(msg1Enc, false));
+//                log("encrypted: " + msg1Enc.getId());
+
+                decrypt_message_Return decRet = ctx.engine.decrypt_message(msg1Enc, null, 0);
+                assert decRet != null : "could not decrypt message";
+                if (decRet != null) {
+                    logH2("msg decrypted", TestUtils.TermColor.CYAN);
+                    log(AdapterTestUtils.msgToString(decRet.dst, false));
+//                    log("decrypted: " + decRet.dst.getId());
+//                    assert new String(decRet.dst.getAttachments().get(0).data).equals(new String(bigBlob.data)) : "attachments decrypted dont equal original";
+                    assert decRet.dst.getLongmsg().equals(msg1Plain.getLongmsg()) : "attachments decrypted dont equal original";
+                }
+
+                msg1Plain = null;
+                msg1Enc = null;
+                decRet = null;
+                gc();
+            }
+        });
+
+        TestSuite.getDefault().run();
+    }
+}
+
+