xref: /src/tests/usr.bin/compress/t_pr_19722.sh

#	$NetBSD: t_pr_19722.sh,v 1.1 2022/05/22 17:55:08 rillig Exp $
#
# Copyright (c) 2022 The NetBSD Foundation, Inc.
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# https://gnats.netbsd.org/19722
#
# Before TODO:rev from TODO:date, trying to uncompress a nonexistent or
# malformed source file resulted in a truncated target file.


atf_test_case 'no_source_no_target'
no_source_no_target_body()
{

	atf_check \
	    -s 'not-exit:0' \
	    -e 'inline:uncompress: file.Z: No such file or directory\n' \
	    uncompress -f 'file'

	# FIXME: The target file must not be created.
	atf_check cat 'file'
	atf_check test ! -f 'nonexistent.Z'
}


atf_test_case 'no_source_existing_target'
no_source_existing_target_body()
{

	echo 'before' > 'file'

	atf_check \
	    -s 'not-exit:0' \
	    -e 'inline:uncompress: file.Z: No such file or directory\n' \
	    uncompress -f 'file'

	# FIXME: The target file must not be truncated.
	atf_check cat 'file'
}


atf_test_case 'broken_source_existing_target'
broken_source_existing_target_body()
{
	# If the source file is not compressed, preserve the target file.

	echo 'broken' > 'file.Z'
	echo 'before' > 'file'

	atf_check \
	    -s 'not-exit:0' \
	    -e 'inline:uncompress: file.Z: Inappropriate file type or format\n' \
	    uncompress -f 'file.Z'

	# FIXME: Must not be removed, must not be truncated.
	atf_check test ! -f 'file'
}


atf_init_test_cases()
{

	atf_add_test_case no_source_no_target
	atf_add_test_case no_source_existing_target
	atf_add_test_case broken_source_existing_target
}