mirror of https://github.com/Llewellynvdm/exa.git
Add script to generate awkward testcases
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*~
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target
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testcases
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#!/bin/bash
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# This is a script to generate "awkward" files and directories as test cases,
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# to check that exa can actually handle them: symlinks that point at
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# themselves, directories that you aren't allowed to view, files with strange
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# extended attributes, that sort of thing.
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## -- configuration --
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# Directory that the files should be generated in.
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DIR=testcases
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if [[ -e "$DIR" ]]
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then
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echo "'$DIR' already exists - aborting" >&2
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exit 2
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fi
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# You! Yes, you, the name of the user running this script.
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YOU=`whoami`
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# Someone with *higher* privileges than yourself, such as root.
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ROOT=root
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# A UID that doesn't map to any user on the system.
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INVALID_UID=666
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# A GID that doesn't map to any group on the system.
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INVALID_GID=616
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# List commands as they are run
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# set -x
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# Abort on any error!
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abort() { echo 'Hit an error - aborting' >&2; exit 1; }
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trap 'abort' ERR
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# Get confirmation from the user before running.
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# echo "This script will generate files into the $DIR directory."
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# echo "It requires sudo for the '$ROOT' user."
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# echo "You probably want to edit this file before running it."
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# read -r -p "Continue? [y/N] " response
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# if [[ ! $response =~ ^([yY][eE][sS]|[yY])$ ]]
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# then
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# exit 2
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# fi
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mkdir "$DIR"
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## -- links --
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mkdir "$DIR/links"
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ln -s / "$DIR/links/root"
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ln -s /usr "$DIR/links/usr"
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ln -s nowhere "$DIR/links/broken"
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## -- users and groups --
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mkdir "$DIR/passwd"
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# sudo is needed for these because we technically aren't a member of the
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# groups (because they don't exist), and chown and chgrp are smart enough to
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# disallow it!
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touch "$DIR/passwd/unknown-uid"
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sudo -u "$ROOT" chown $INVALID_UID "$DIR/passwd/unknown-uid"
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touch "$DIR/passwd/unknown-gid"
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sudo -u "$ROOT" chgrp $INVALID_GID "$DIR/passwd/unknown-gid"
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## -- permissions --
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mkdir "$DIR/permissions"
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touch "$DIR/permissions/all-permissions"
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chmod 777 "$DIR/permissions/all-permissions"
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touch "$DIR/permissions/no-permissions"
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chmod 000 "$DIR/permissions/no-permissions"
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mkdir "$DIR/permissions/forbidden-directory"
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chmod 000 "$DIR/permissions/forbidden-directory"
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## -- extended attributes --
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mkdir "$DIR/attributes"
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touch "$DIR/attributes/none"
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touch "$DIR/attributes/one"
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xattr -w greeting hello "$DIR/attributes/one"
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touch "$DIR/attributes/two"
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xattr -w greeting hello "$DIR/attributes/two"
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xattr -w another_greeting hi "$DIR/attributes/two"
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touch "$DIR/attributes/forbidden"
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xattr -w greeting hello "$DIR/attributes/forbidden"
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chmod +a "$YOU deny readextattr" "$DIR/attributes/forbidden"
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mkdir "$DIR/attributes/dirs"
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mkdir "$DIR/attributes/dirs/empty-with-attribute"
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xattr -w greeting hello "$DIR/attributes/dirs/empty-with-attribute"
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mkdir "$DIR/attributes/dirs/full-with-attribute"
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touch "$DIR/attributes/dirs/full-with-attribute/file"
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xattr -w greeting hello "$DIR/attributes/dirs/full-with-attribute"
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mkdir "$DIR/attributes/dirs/full-but-forbidden"
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touch "$DIR/attributes/dirs/full-but-forbidden/file"
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xattr -w greeting hello "$DIR/attributes/dirs/full-but-forbidden"
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chmod 000 "$DIR/attributes/dirs/full-but-forbidden"
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chmod +a "$YOU deny readextattr" "$DIR/attributes/dirs/full-but-forbidden"
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