#!/bin/bash

usage() {
    echo "Usage: $0 tests-dir xml-out"
}

xml_out=$2
if [ -z "$xml_out" ]; then
  xml_out=/dev/null
fi
printf '<?xml version="1.0" encoding="UTF-8"?>\n' > "$xml_out"
printf '<testsuites name="tools.tests">\n' >> "$xml_out"
printf ' <testsuite name="tools.tests">\n' >> "$xml_out"
failed=
for dir in "$1"/*; do
    [ -d "$dir" ] || continue
    echo "Running test in $dir"
    printf '  <testcase name="%s">\n' "$dir" >> "$xml_out"
    ret=
    for f in "$dir"/*; do
        [ -f "$f" ] || continue
        [ -x "$f" ] || continue
        "$f" 2>&1 | tee /tmp/out
        ret=$?
        if [ "$ret" -ne 0 ]; then
            echo "FAILED: $ret"
            failed+=" $dir"
            printf '   <failure type="failure" message="binary %s exited with code %d">\n' "$f" "$ret" >> "$xml_out"
            # TODO: could use xml escaping... but current tests seems to
            # produce sane output
            cat /tmp/out >> "$xml_out"
            printf '   </failure>\n' >> "$xml_out"
        else
            echo "PASSED"
        fi
    done
    if [ -z "$ret" ]; then
        printf '   <skipped type="skipped" message="no executable test found in %s"/>\n' "$dir" >> "$xml_out"
    fi
    printf '  </testcase>\n' >> "$xml_out"
done
printf ' </testsuite>\n' >> "$xml_out"
printf '</testsuites>\n' >> "$xml_out"

if [ -n "$failed" ]; then
    exit 1
fi