fish-shell/tests/checks/loops.fish
Fabian Homborg ee8ca246f8 Port test8 to littlecheck
This one tests a bunch of separate stuff, so we put it into a few
different files.

The main, new one is "slices.fish", which tests various index expressions.
2020-02-08 15:55:10 +01:00

92 lines
1.7 KiB
Fish

#RUN: %fish %s
function never_runs
while false
end
end
function early_return
while true
return 2
end
end
function runs_once
set -l i 1
while test $i -ne 0 && set i (math $i - 1)
end
end
# this should return 0
never_runs; echo "Empty Loop in Function: $status"
#CHECK: Empty Loop in Function: 0
# this should return 0
runs_once; echo "Runs Once: $status"
#CHECK: Runs Once: 0
# this should return 2
early_return; echo "Early Return: $status"
#CHECK: Early Return: 2
function set_status ; return $argv[1]; end
# The previous status is visible in the loop condition.
# This includes both the incoming status, and the last command in the
# loop body.
set_status 36
while begin
set -l saved $status
echo "Condition Status: $status"
set_status $saved
end
true
end
#CHECK: Condition Status: 36
# The condition status IS visible in the loop body.
set_status 55
while true
echo "Body Status: $status"
break
end
#CHECK: Body Status: 0
# The status of the last command is visible in the loop condition
set_status 13
while begin
set -l saved $status
echo "Condition 2 Status: $saved"
test $saved -ne 5
end
set_status 5
end
#CHECK: Condition 2 Status: 13
#CHECK: Condition 2 Status: 5
# The status of the last command is visible outside the loop
set rem 5 7 11
while [ (count $rem) -gt 0 ]
set_status $rem[1]
set rem $rem[2..-1]
end
echo "Loop Exit Status: $status"
#CHECK: Loop Exit Status: 11
# Empty loops succeed.
false
while false; end
echo "Empty Loop Status: $status"
#CHECK: Empty Loop Status: 0
# Loop control in conditions, should have no output.
for i in 1 2 3
while break; end
echo $i
end
for i in 1 2 3
while continue; end
echo $i
end
if false ; or --help ; end