If you just want to know if a usb cable can safely delivery a certain current, then a cheap multimeter might do.
If you want to test whether a cable will work with a certain protocol at a certain data rate, just plug it in and see if it works. Because the alternative method[1] costs hundreds of thousands of dollars.
If you want to test whether a cable will work with a certain protocol at a certain data rate, just plug it in and see if it works. Because the alternative method[1] costs hundreds of thousands of dollars.
[1]https://www.keysight.com/ca/en/products/bit-error-ratio-test...