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#!/bin/sh
# simple_test_driver.sh -- shell functions for test scripts
#
# Copyright (C) 2017-2018 Genome Research Ltd.
#
# Author: James Bonfield <jkb@sanger.ac.uk>
# Robert Davies <rmd@sanger.ac.uk>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
# Executes a single test and compares against the expected output
run_test() {
# Expected result: pass (P) / fail (F) / nonzero exit (N)
p="$1"; shift
# File with expected output (empty or '.' if none)
e="$1"; shift
# Test result
r="P"
# Why the test failed
y=""
if [ "x$test_iter" = "x" ]
then
test_iter=1
else
test_iter=`expr $test_iter + 1`
fi
result=`eval ${@+"$@"} 2>_err.tmp > _out.tmp`
if [ $? != 0 ]
then
if [ "$p" != "N" ]
then
# Expected zero exit code, got non-zero
r="F"
y="exit_code"
else
# Expected non-zero exit code and got it
r="P"
fi
elif [ "$p" = "N" ]
then
# Expected non-zero exit code, but got zero
r="F"
y="exit_code"
elif [ "x$e" != "x" -a "$e" != "." ]
then
sed -n 's/.*/&/p' _out.tmp > _out.tmp2
if cmp -s _out.tmp2 "$e"
then
# Output was as expected
r="P"
rm -f _out.tmp _out.tmp2 _err.tmp
else
# Output differed
r="F"
y="output"
fi
else
# Expected zero exit code and got it.
r="P"
rm -f _out.tmp _out.tmp2 _err.tmp
fi
if [ "$r" = "F" ]
then
# Test failed
case "$p" in
[PN])
echo "FAIL : $@"
if [ "x$e" != "x" -a "$e" != "." ]
then
keep_output="FAIL-$e.${test_iter}"
else
keep_output="FAIL.${test_iter}"
fi
mv _out.tmp "${keep_output}.out"
mv _err.tmp "${keep_output}.err"
nufail=`expr $nufail + 1`
if [ "$y" = "exit_code" ]
then
if [ "$p" != "N" ]
then
echo "Got non-zero exit code"
else
echo "Got unexpected zero exit code"
fi
echo "See ${keep_output}.{out,err} for output"
else
echo "Output differed from expected result"
echo "Compare $e ${keep_output}.out"
fi
;;
*)
echo "XFAIL: $@"
nefail=`expr $nefail + 1`
;;
esac
else
# Test passed
case "$p" in
"P")
echo "PASS : $@"
nepass=`expr $nepass + 1`
;;
"N")
echo "PASS : $@ (must exit non-zero)"
nepass=`expr $nepass + 1`
;;
*)
echo "XPASS: $@"
nupass=`expr $nupass + 1`
;;
esac
fi
}
# Reads in a file containing a list of tests and executes them.
# The format for the file is:
# First field:
# INIT = initialisation, not counted in testing
# P = expected to pass (zero return; expected output matches, if present)
# N = expected to return non-zero
# F = expected to fail
#
# Second field (P/N/F only):
# Filename of expected output. If '.', output is not checked
#
# Rest:
# Shell command to execute. The command is executed using `eval` so
# all normal shell substitutions will be done first.
test_driver() {
nupass=0; nepass=0
nufail=0; nefail=0
exec 9<"$1"
while read -r line <&9
do
set -- $line
case $1 in
"#"*) # skip comments
;;
"") # skip blank lines too
;;
"INIT")
shift
eval ${@+"$@"} > /dev/null
if [ $? != 0 ]
then
echo "INIT FAIL: $@"
return 1
fi
;;
*)
p=$1;shift
o=$1;shift
run_test "$p" "$o" ${@+"$@"}
;;
esac
done
exec 9<&-
echo ""
echo "Expected passes: $nepass"
echo "Unexpected passes: $nupass"
echo "Expected failures: $nefail"
echo "Unexpected failures: $nufail"
if [ "$nupass" -gt 0 -o "$nufail" -gt 0 ]
then
return 1
else
return 0
fi
}
|
