//***********Test the relationship of G0 and F command************************
//case1
//F command value is null or invalid    
//N10 G90 G0 X10  Y10 Z10  

//case2 
//Active G0 and F in one line 
N20 G90 G0 X0  Y0 Z0  F1000

//case3 
//Set speed value in single line before active G0
N30 F200
N30 G91 G0 X101 Y10 Z101 

//case4
//Test the effective velocity
N30 F200
N30 G91 G0 X10  Y10 Z10  F55 
N30 G90 G0 X10  Y10 Z10 

//case5
//Set F value is bigger than limits value (100mm/min)
N50 G91 G0 X10  Y10 Z10  F200

//***********Test the relationship of G0 and G90/G91 command***************
//case6 
//Missing G90/G91 at the beginning of NC program
//Default G90
N60 G0 X10  Y10 Z10  F50

//case7 
//Write G0  in single line
N30 G0 
N30 G90 X10  Y10 Z10 
N30 G91 X10  Y10 Z10 

//case8 
//Write G0  together with other command
N30 G0 G90 X10  Y10 Z10 
N30 G91 X10  Y20 Z10 G0 

//***********Test alias G0/G00/G000 command************************
//case9 
//Alias G00/G000 test
N30 G00 G90 X10  Y10 Z10 
N30 G91 X10  Y20 Z10 G000