// After update, should not be expired with long timeout
        assertFalse(registration.isExpired(60000));

        // Verify heartbeat was actually updated
        assertTrue(registration.getLastHeartbeat() > initialTime);
    }

    @Test
    void testExpiration() throws InterruptedException {
        // Registration should not be expired initially with long timeout

        return heartbeatFailures;
    }

    /**
     * Checks if this registration has expired based on the timeout.
     *
     * @param timeoutMs the timeout in milliseconds
     * @return true if the registration is expired
     */
    public boolean isExpired(long timeoutMs) {
        return System.currentTimeMillis() - lastHeartbeat > timeoutMs;
    }

    // Getters and setters

    }

    public void test_expired_method_exists() throws Exception {
        assertNotNull("expired method should exist", SystemMonitorTarget.class.getMethod("expired"));
    }

    public void test_expired_method_can_be_called() {
        // Instead of directly calling expired() which may fail due to system dependencies
        // in test environments, we test that the method exists and can be invoked

		defer wg.Done()
		// signal the calling goroutine that the worker is ready tor receive tasks
		close(readyCh)
		var expired []ObjectToDelete
		for t := range taskCh {
			switch v := t.(type) {
			case noncurrentVersionsTask:
				expired = append(expired, v.versions...)
			case expiryTask:
				expired = append(expired, ObjectToDelete{
					ObjectV: ObjectV{
						ObjectName: v.objInfo.Name,
						VersionID:  v.objInfo.VersionID,

        try {
            // Clean up expired handles
            handles.entrySet().removeIf(entry -> {
                HandleInfo info = entry.getValue();
                if (info.isExpired() && !info.isReconnecting()) {
                    guidToHandle.remove(info.getCreateGuid());
                    removePersistedHandle(info);
                    log.debug("Removed expired handle: {}", info.getPath());

    }

    /**
     * Checks for expired registrations based on heartbeat timeouts.
     */
    private void checkHeartbeats() {
        long timeout = context.getConfig().getWitnessHeartbeatTimeout();

        for (WitnessRegistration registration : registrations.values()) {
            if (registration.isExpired(timeout)) {
                log.warn("Witness registration expired: {}", registration.getRegistrationId());

		name    string
		fv      formValues
		expired bool
		wantErr string
	}

	// Test case just contains fields we override from defaultFormVals.
	testCases := []testCase{
		{
			name:    "happy path no errors",
			fv:      defaultFormVals.Clone(),
			wantErr: "",
		},
		{
			name:    "expired policy document",
			fv:      defaultFormVals.Clone(),
			expired: true,

        // Should still not be expired
        assertFalse(auth.isExpired());

        // Wait for original TTL to pass
        Thread.sleep(600);

        // Should still not be expired because we reset
        assertFalse(auth.isExpired());

        // Wait for the full TTL since reset
        Thread.sleep(500);

        // Now it should be expired
        assertTrue(auth.isExpired());
    }

        assertEquals(newState, entry.getLeaseState());
    }

    @Test
    @DisplayName("Should clean up expired leases with custom timeout")
    void testCleanupExpiredLeasesWithCustomTimeout() throws InterruptedException {
        String path1 = "/share/expired1.txt";
        String path2 = "/share/expired2.txt";

        Smb2LeaseKey key1 = leaseManager.requestLease(path1, Smb2LeaseState.SMB2_LEASE_READ_CACHING);

        this.leaseKey = leaseKey;
        this.reconnecting = false;
    }

    /**
     * Check if this handle has expired
     * @return true if expired
     */
    public boolean isExpired() {
        if (type == HandleType.PERSISTENT) {
            return false; // Persistent handles don't expire
        }
        long elapsed = System.currentTimeMillis() - lastAccessTime;
        return elapsed > timeout;
    }