Re: [PATCH 03/13] fstests: refactor test boilerplate code

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On 08 Jun 2021 at 22:49, Darrick J. Wong wrote:
> From: Darrick J. Wong <djwong@xxxxxxxxxx>
>
> Create two new helper functions to deal with boilerplate test code:
>
> A helper function to set the seq and seqnum variables.  We will expand
> on this in the next patch so that fstests can autogenerate group files
> from now on.
>
> A helper function to register cleanup code that will run if the test
> exits or trips over a standard range of signals.
>

Looks good to me.

Reviewed-by: Chandan Babu R <chandanrlinux@xxxxxxxxx>

> Signed-off-by: Darrick J. Wong <djwong@xxxxxxxxxx>
> ---
>  common/preamble |   49 +++++++++++++++++++++++++++++++++++++++++++++++++
>  new             |   33 ++++++++++++---------------------
>  2 files changed, 61 insertions(+), 21 deletions(-)
>  create mode 100644 common/preamble
>
>
> diff --git a/common/preamble b/common/preamble
> new file mode 100644
> index 00000000..63f66957
> --- /dev/null
> +++ b/common/preamble
> @@ -0,0 +1,49 @@
> +#!/bin/bash
> +# SPDX-License-Identifier: GPL-2.0
> +# Copyright (c) 2021 Oracle.  All Rights Reserved.
> +
> +# Boilerplate fstests functionality
> +
> +# Standard cleanup function.  Individual tests should override this.
> +_cleanup()
> +{
> +	cd /
> +	rm -f $tmp.*
> +}
> +
> +# Install the supplied cleanup code as a signal handler for HUP, INT, QUIT,
> +# TERM, or when the test exits.  Extra signals can be specified as subsequent
> +# parameters.
> +_register_cleanup()
> +{
> +	local cleanup="$1"
> +	shift
> +
> +	test -n "$cleanup" && cleanup="${cleanup}; "
> +	trap "${cleanup}exit \$status" EXIT HUP INT QUIT TERM $*
> +}
> +# Initialize the global seq, seqres, here, tmp, and status variables to their
> +# defaults.  Group memberships are the only arguments to this helper.
> +_begin_fstest()
> +{
> +	if [ -n "$seq" ]; then
> +		echo "_begin_fstest can only be called once!"
> +		exit 1
> +	fi
> +
> +	seq=`basename $0`
> +	seqres=$RESULT_DIR/$seq
> +	echo "QA output created by $seq"
> +
> +	here=`pwd`
> +	tmp=/tmp/$$
> +	status=1	# failure is the default!
> +
> +	_register_cleanup _cleanup
> +
> +	. ./common/rc
> +
> +	# remove previous $seqres.full before test
> +	rm -f $seqres.full
> +
> +}
> diff --git a/new b/new
> index 357983d9..16e7c782 100755
> --- a/new
> +++ b/new
> @@ -153,27 +153,18 @@ cat <<End-of-File >$tdir/$id
>  #
>  # what am I here for?
>  #
> -seq=\`basename \$0\`
> -seqres=\$RESULT_DIR/\$seq
> -echo "QA output created by \$seq"
> -
> -here=\`pwd\`
> -tmp=/tmp/\$\$
> -status=1	# failure is the default!
> -trap "_cleanup; exit \\\$status" 0 1 2 3 15
> -
> -_cleanup()
> -{
> -	cd /
> -	rm -f \$tmp.*
> -}
> -
> -# get standard environment, filters and checks
> -. ./common/rc
> -. ./common/filter
> -
> -# remove previous \$seqres.full before test
> -rm -f \$seqres.full
> +. ./common/preamble
> +_begin_fstest group list here
> +
> +# Override the default cleanup function.
> +# _cleanup()
> +# {
> +# 	cd /
> +# 	rm -f \$tmp.*
> +# }
> +
> +# Import common functions.
> +# . ./common/filter
>  
>  # real QA test starts here
>  


-- 
chandan



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