set -e
T=$(mktemp -d "${TMPDIR:-/tmp}/sh-test.XXXXXX")
trap 'rm -rf "$T"' 0

cd -P "$T"
D=$(pwd)

mkdir a a/1 b b/1 b/2

CDPATH=$D/a:
# Basic test.
cd 1 >/dev/null
[ "$(pwd)" = "$D/a/1" ]
# Test that the current directory is not checked before CDPATH.
cd "$D/b"
cd 1 >/dev/null
[ "$(pwd)" = "$D/a/1" ]
# Test not using a CDPATH entry.
cd "$D/b"
cd 2
[ "$(pwd)" = "$D/b/2" ]