StackTraceElement firstElement = stackTrace[0];
        assertEquals(this.getClass().getName(), firstElement.getClassName());
        assertEquals("test_stackTracePresent", firstElement.getMethodName());
    }

    public void test_multipleExceptionScenarios() {
        // Test multiple realistic exception scenarios

        // Scenario 1: Command not found

        assertNotNull(stackTrace);
        assertTrue(stackTrace.length > 0);
        // The first element should be from this test method
        assertEquals("test_stackTrace", stackTrace[0].getMethodName());
    }

    public void test_serialization() {
        // Test that the exception has proper serialVersionUID
        DataStoreException exception = new DataStoreException("Serialization test");

        // Should contain this test method in stack trace
        boolean foundTestMethod = false;
        for (StackTraceElement element : exception.getStackTrace()) {
            if (element.getMethodName().contains("testStackTracePreservation")) {
                foundTestMethod = true;
                break;
            }
        }
        assertTrue(foundTestMethod);
    }

    @Test

        for (StackTraceElement element : stack) {
            String className = element.getClassName();
            if (className.startsWith("jcifs.smb") && !className.contains("Exception")) {
                return element.getMethodName();
            }
        }
        return "unknown";
    }

    private long extractNtStatus(Throwable cause) {
        if (cause instanceof SmbException) {

        StackTraceElement firstElement = stackTrace[0];
        assertEquals(this.getClass().getName(), firstElement.getClassName());
        assertEquals("test_stackTrace", firstElement.getMethodName());
    }

    /**
     * Test stack trace with cause
     */
    public void test_stackTraceWithCause() {
        Exception cause = new IllegalArgumentException("Cause exception");

        for (int i = s; i < e; i++) {
            final StackTraceElement se = stackTrace[i];

            if (i == s && SmbTreeImpl.class.getName().equals(se.getClassName()) && "close".equals(se.getMethodName())) {
                s++;
                continue;
            }

            if (se.getClassName().startsWith("org.junit.runners.")) {
                e = i - 4;
                break;
            }

    assertThat(e.getStackTrace()[index - 1].getMethodName()).isEqualTo("get");
  }

  private static int findStackFrame(ExecutionException e, String clazz, String method) {
    StackTraceElement[] elements = e.getStackTrace();
    for (int i = 0; i < elements.length; i++) {
      StackTraceElement element = elements[i];
      if (element.getClassName().equals(clazz) && element.getMethodName().equals(method)) {
        return i;

    assertThat(e.getStackTrace()[index - 1].getMethodName()).isEqualTo("get");
  }

  private static int findStackFrame(ExecutionException e, String clazz, String method) {
    StackTraceElement[] elements = e.getStackTrace();
    for (int i = 0; i < elements.length; i++) {
      StackTraceElement element = elements[i];
      if (element.getClassName().equals(clazz) && element.getMethodName().equals(method)) {
        return i;