Files
colorredstderr-mirror/tests/lib.sh
Simon Ruderich 7108005fff tests: Use <STDERR< and >STDERR> as markers.
Increases contrast to "stderr" output string.
2013-06-02 23:41:31 +02:00

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# Library for the test suite.
# Copyright (C) 2013 Simon Ruderich
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Allow running the script directly without running `make check`.
test "x$builddir" = x && builddir=.
test "x$EGREP" = x && EGREP='grep -E'
# In case we are called with LD_PRELOAD already set.
unset LD_PRELOAD
# Clean locale for reproducible tests.
LC_ALL=C
unset LANGUAGE
die() {
echo "$@" >&2
exit 1
}
get_library_path() {
# Get name of the real library file from libtool's .la file.
dlname=`$EGREP "^dlname='" "$builddir/../src/libcoloredstderr.la"` \
|| die 'dlname not found'
dlname=`echo "$dlname" | sed "s/^dlname='//; s/'$//"`
library="$builddir/../src/.libs/$dlname"
test -e "$library" || die "'$library' not found"
echo "`pwd`/$library"
}
library=`get_library_path`
force_write=1
run_test() {
printf '%s' "Running test '$*' .. "
testcase="$1"
expected="$2"
shift
shift
(
# Standard setup.
LD_PRELOAD="$library"
COLORED_STDERR_FDS=2,
export LD_PRELOAD
export COLORED_STDERR_FDS
# Change pre/post strings for simpler testing.
COLORED_STDERR_PRE='>STDERR>'
COLORED_STDERR_POST='<STDERR<'
export COLORED_STDERR_PRE
export COLORED_STDERR_POST
# And force writes to a file (unless we are testing the force).
if test "x$force_write" != x; then
COLORED_STDERR_FORCE_WRITE=1
export COLORED_STDERR_FORCE_WRITE
fi
"$testcase" > output 2>&1
)
diff -u "$expected" output \
|| die 'failed!'
rm output
echo 'passed.'
}
test_script() {
run_test "$srcdir/$1" "$srcdir/$1.expected"
}
test_program() {
run_test "$builddir/$1" "$srcdir/$1.expected"
}