assertTrue(str.contains("capabilities="));
        assertTrue(str.contains("serverTime="));
    }

    @Test
    @DisplayName("Should validate negotiate contexts correctly for SMB 3.1.1")
    void testCheckNegotiateContexts() throws Exception {
        // Given valid response with contexts
        setResponseAsReceived(response);
        setPrivateField(response, "dialectRevision", 0x0311);