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# test-simple.bash - Simple TAP test framework for Bash
#
# Copyright (c) 2013 Ingy döt Net
TestSimple_VERSION='0.0.1'
TestSimple.init() {
TestSimple_plan=0
TestSimple_run=0
TestSimple_failed=0
TestSimple_usage='Usage: source test-simple.bash tests <number>'
if [ $# -gt 0 ]; then
[[ $# -eq 2 ]] && [[ "$1" == 'tests' ]] ||
TestSimple.die "$TestSimple_usage"
[[ "$2" =~ ^-?[0-9]+$ ]] ||
TestSimple.die 'Plan must be a number'
[[ $2 -gt 0 ]] ||
TestSimple.die 'Plan must greater then 0'
TestSimple_plan=$2
printf "1..%d\n" $TestSimple_plan
fi
trap TestSimple.END EXIT
}
ok() {
local args=("$@")
local last=$((${#args[@]} - 1))
local label=''
local ending_re='^]]?$'
let TestSimple_run=TestSimple_run+1
(
set +e
local rc=
if [[ $last -gt 0 ]] && [[ ! "${args[$last]}" =~ $ending_re ]]; then
label="${args[$last]}"
unset args[$last]
fi
if [[ ${#args[@]} -eq 1 ]] && [[ "${args[0]}" =~ ^[0-9]+$ ]]; then
rc=${args[0]}
elif [ ${args[0]} == '[[' ]; then
# XXX Currently need eval to support [[. Is there another way?
# Is [[ overkill? So many questons!
eval "${args[@]}" &> /dev/null
rc=$?
else
"${args[@]}" &> /dev/null
rc=$?
fi
if [ $rc -eq 0 ]; then
if [ -n "$label" ]; then
echo "ok $TestSimple_run - $label"
else
echo "ok $TestSimple_run"
fi
else
let TestSimple_failed=TestSimple_failed+1
if [ -n "$label" ]; then
echo "not ok $TestSimple_run - $label"
TestSimple.failure "$label"
else
echo "not ok $TestSimple_run"
TestSimple.failure "$label"
fi
fi
return $rc
)
}
TestSimple_CALL_STACK_LEVEL=1
TestSimple.failure() {
local c=( $(caller $TestSimple_CALL_STACK_LEVEL) )
local file=${c[2]}
local line=${c[0]}
local label="$1"
label=${label:+"'$label'\n# at $file line $line."}
label=${label:-"at $file line $line."}
echo -e "# Failed test $label" >&2
}
TestSimple.END() {
for v in plan run failed; do eval local $v=\$TestSimple_$v; done
if [ $plan -eq 0 ]; then
if [ $run -gt 0 ]; then
echo "# Tests were run but no plan was declared." >&2
fi
else
if [ $run -eq 0 ]; then
echo "# No tests run!" >&2
elif [ $run -ne $plan ]; then
local msg="# Looks like you planned $plan tests but ran $run."
[ $plan -eq 1 ] && msg=${msg/tests/test}
echo "$msg" >&2
fi
fi
local exit_code=0
if [ $TestSimple_failed -gt 0 ]; then
exit_code=$TestSimple_failed
[ $exit_code -gt 254 ] && exit_code=254
local msg="# Looks like you failed $failed tests of $run run."
[ $TestSimple_failed -eq 1 ] && msg=${msg/tests/test}
echo "$msg" >&2
fi
exit $exit_code
}
TestSimple.die() { echo "$@" >&2; trap EXIT; exit 255; }
[[ "${BASH_SOURCE[0]}" != "${0}" ]] && TestSimple.init "$@"
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