What are some interesting input tests for a simple string field?

Strings

• Nothing

• Empty field (clear the default value)

• Null character (ASCII 0)

• Whitespace only (tab, space, CR (ASCII 13), ASCII 127)

  •  

  • More available: https://en.wikipedia.org/wiki/Whitespace_character​

• Hyphenated last names

  • Rainbolt-greene

• Strings + Unicode

  • See emjois below

• Unicode like Emjois

  • Names like Chris 💣 (bomb)

  • ​Awesome Unicode

• ​Big List of Naughty Strings​

Uses

• eCommerce fields during checkout

• Forms