If $TEST_DIRECTORY is specified in the environment, convert the value
to an absolute path to ensure that it remains valid even when 'cd' is
used.
Signed-off-by: NFelipe Contreras <felipe.contreras@gmail.com>
Reviewed-by: NRichard Hansen <rhansen@bbn.com>
Signed-off-by: NRichard Hansen <rhansen@bbn.com>
Signed-off-by: NJunio C Hamano <gitster@pobox.com>