B04read.ztst   [plain text]


# Tests for the read builtin

# Tested elsewhere:
#  reading from a coprocess  A01grammar, A04redirect

# Not tested:
#  -c/-l/-n (options for compctl functions)
#  -q/-s (needs a tty)

%test

 read <<<'hello world'
 print $REPLY
0:basic read command
>hello world

 read -A <<<'hello world'
 print $reply[2]
0:array read
>world

 read -k3 -u0 <<<foo:bar
 print $REPLY
0:read specified number of chars
>foo

 for char in y Y n N X $'\n'; do
   read -q -u0 <<<$char
   print $?
 done
0:read yes or no, default no
>0
>0
>1
>1
>1
>1

 read -d: <<<foo:bar
 print $REPLY
0:read up to delimiter
>foo

 print foo:bar|IFS=: read -A
 print $reply
0:use different, IFS separator to array
>foo bar

 print -z hello world; read -z
 print $REPLY
0:read from editor buffer stack
>hello world

 unset REPLY
 read -E <<<hello
 print $REPLY
0:read with echoing and assigning
>hello
>hello

 unset REPLY
 read -e <<<hello
 print $REPLY
0:read with echoing but assigning disabled
>hello
>

 read -e -t <<<hello
0:read with test first
>hello

 SECONDS=0
 read -e -t 5 <<<hello
 print $SECONDS
0:read with timeout (no waiting should occur)
>hello
>0

 print -n 'Testing the\0null hypothesis\0' |
 while read -d $'\0' line; do print $line; done
0:read with null delimiter
>Testing the
>null hypothesis

# Note that trailing NULLs are not stripped even if they are in
# $IFS; only whitespace characters contained in $IFS are stripped.
 print -n $'Aaargh, I hate nulls.\0\0\0' | read line
 print ${#line}
0:read with trailing metafied characters
>24