40 lines
763 B
Bash
40 lines
763 B
Bash
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#!/bin/bash
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# exit immediately if any command returns non-zero exit code
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set -e
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# print commands as they are executed by the shell interpreter
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set -x
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# set locale
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export LANG=C
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export LC_ALL=C
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locale
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# print basic info about `tree`
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rpm -q tree
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command -v tree
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tree --version
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ldd /usr/bin/tree
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# create a testing directory tree
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rm -rf dir-tree
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mkdir dir-tree
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(
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set +x
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cd dir-tree
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for level in {1..16}; do
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subdir=subdir-l${level}
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touch {A,Z,a,z}-regular
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ln -s a-regular symlink
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ln -s $subdir dir-symlink
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ln -s .. parent-dir-symlink
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ln -s / root-dir-symlink
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ln -s invalid danglging-symlink
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mkdir -p $subdir
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cd $subdir
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done
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)
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tree dir-tree > tree.out
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diff -u tree.{exp,out}
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