// Assert
        assertFalse(result);
        verify(negotiationResponse).isValid(cifsContext, null);
    }

    @Test
    @DisplayName("Test getSelectedDialect returns SMB1")
    void testGetSelectedDialectSMB1() {
        // Arrange
        when(negotiationResponse.getSelectedDialect()).thenReturn(DialectVersion.SMB1);

        // Act
        DialectVersion dialect = negotiationResponse.getSelectedDialect();

Shinsuke Sugaya <******@****.***> 1755149504 +0900