fish-shell/tests/string.in

# tests for string builtin
# mostly taken from examples
string length 'hello, world'

string length -q ""; and echo not zero length

string sub --length 2 abcde

string sub -s 2 -l 2 abcde

string sub --start=-2 abcde

string split . example.com

string split -r -m1 / /usr/local/bin/fish

string split '' abc

seq 3 | string join ...

echo ' abc '
string trim ' abc  '

string trim --right --chars=yz xyzzy zany

echo \x07 | string escape

string match '?' a

string match 'a*b' axxb

string match -i 'a??B' Axxb

echo 'ok?' | string match '*\?'

string match -r 'cat|dog|fish' 'nice dog'

string match -r '(\d\d?):(\d\d):(\d\d)' 2:34:56

string match -r '^(\w{2,4})\g1$' papa mud murmur

string match -r -a -n at ratatat

string match -r -i '0x[0-9a-f]{1,8}' 'int magic = 0xBadC0de;'

string replace is was 'blue is my favorite'

string replace 3rd last 1st 2nd 3rd

string replace -a ' ' _ 'spaces to underscores'

string replace -r -a '[^\d.]+' ' ' '0 one two 3.14 four 5x'

string replace -r '(\w+)\s+(\w+)' '$2 $1 $$' 'left right'

string replace -r '\s*newline\s*' '\n' 'put a newline here'

# test some failure cases
string match -r '[' 'a[sd' 2>/dev/null; or echo "invalid expression error"

string invalidarg 2>/dev/null; or echo "invalid argument error"

string length 2>/dev/null; or echo "missing argument returns 0"