Token_lib (Tests\Libraries\Token_lib)
 [x] Render returns input string when no tokens
 [x] Render handles string with percent not in date format
 [x] Render handles invalid date format percent dash percent
 [x] Render handles invalid date format percent y percent q percent bad
 [x] Render handles string with percent a percent
 [x] Render handles extremely long string
 [x] Render handles string with multiple percent symbols
 [x] Render handles string with only percent symbol
 [x] Render preserves text with valid date tokens and no other tokens
 [x] Render handles empty string
 [x] Scan extracts tokens
 [x] Scan extracts tokens with length
 [x] Scan returns empty array for no tokens
 [x] Render handles consecutive percent signs
 [x] Render handles escaped percent signs
 [x] Render handles unclosed braces
 [x] Render handles unopened braces
 [x] Render handles very long string with date
 [x] Render handles multiple dates
 [x] Render handles valid year format
 [x] Render handles valid month format
 [x] Render handles valid day format
 [x] Render handles full date format
 [x] Render handles percent b
 [x] Render handles percent a
 [x] Render handles complex percent format
 [x] Render does not replace invalid format specifiers
 [x] Render replaces timezone format
 [x] Scan works with mixed content