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# ensure that builtins that produce no output can still truncate files
# (bug PCA almost reintroduced!)
echo "Testing that builtins can truncate files"
echo abc > /tmp/file_truncation_test.txt
cat /tmp/file_truncation_test.txt
echo -n > /tmp/file_truncation_test.txt
cat /tmp/file_truncation_test.txt
# Test events.
# This pattern caused a crash; github issue #449
set -g var before
function test1 --on-event test
set -g var $var:test1
functions -e test2
end
function test2 --on-event test
# this should not run, as test2 gets removed before it has a chance of running
set -g var $var:test2a
end
emit test
echo $var
function test3 --on-event test3
echo received event test3 with args: $argv
end
emit test3 foo bar
# test empty argument
emit
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