busybox/testsuite/readlink.tests
Denys Vlasenko 10ad622dc2 Spelling fixes in comments, documentation, tests and examples
By klemens <ka7@github.com>

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-04-17 16:13:32 +02:00

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#!/bin/sh
# Readlink tests.
# Copyright 2006 by Natanael Copa <n@tanael.org>
# Licensed under GPLv2, see file LICENSE in this source tree.
. ./testing.sh
TESTDIR=readlink_testdir
TESTFILE="$TESTDIR/testfile"
TESTLINK="testlink"
FAILLINK="$TESTDIR/$TESTDIR/testlink"
# create the dir and test files
mkdir -p "./$TESTDIR"
touch "./$TESTFILE"
ln -s "./$TESTFILE" "./$TESTLINK"
testing "readlink on a file" "readlink ./$TESTFILE" "" "" ""
testing "readlink on a link" "readlink ./$TESTLINK" "./$TESTFILE\n" "" ""
optional FEATURE_READLINK_FOLLOW
# shell's $PWD may leave symlinks unresolved.
# "pwd" may be a built-in and have the same problem.
# External pwd _can't_ have that problem (current dir on Unix is physical).
pwd=`which pwd`
pwd=`$pwd`
testing "readlink -f on a file" "readlink -f ./$TESTFILE" "$pwd/$TESTFILE\n" "" ""
testing "readlink -f on a link" "readlink -f ./$TESTLINK" "$pwd/$TESTFILE\n" "" ""
testing "readlink -f on an invalid link" "readlink -f ./$FAILLINK" "" "" ""
testing "readlink -f on a weird dir" "readlink -f $TESTDIR/../$TESTFILE" "$pwd/$TESTFILE\n" "" ""
# clean up
rm -r "$TESTLINK" "$TESTDIR"
exit $((FAILCOUNT <= 255 ? FAILCOUNT : 255))