#!/bin/bash

. $TF_DIR/include/common.sh

tf_enum_subtests() {
    #
    # Stub: enumerate subtests
    #
    tf_warn "implement tf_enum_subtests()!"
    return $TF_ES_ERROR
}

tf_name2cmd() {
    #
    # Stub: expand test name to test command
    #
    tf_warn "implement tf_name2cmd()!"
    return $TF_ES_ERROR
}

tf_do_subtest() {
    #
    # Run single subtest inc. setup/cleanup if present
    #
    local subtname=$1       # this subtest name
    local ses=0             # subtest exit status
    local tcmd=""           # test command
    local setup=true        # setup command
    local cleanup=true      # cleanup command
    test -f TF_SETUP   && setup=". TF_SETUP"
    test -f TF_CLEANUP && cleanup=". TF_CLEANUP"
    if $setup;
    then
        tcmd="$(tf_name2cmd $subtname)"
        tf_debug "tcmd='$tcmd'"
        $tcmd; ses=$?
    else
        tf_warn "setup phase failed, skipping: $subtname"
        ses=$TF_ES_ERROR
    fi
    if ! $cleanup;
    then
        tf_warn "cleanup phase failed: $subtname"
        ses=$TF_ES_PANIC
    fi
    return $ses
}

tf_do_subtests() {
    #
    # Run all subtests and return highest status
    #
    local es=0              # final exit status ("worst" of subtests)
    local subtname=""       # one subtest name
    local tes=""            # one subtest exit status
    local enumd=TF_ENUMERATED_SUBTESTS
    local fltrd=TF_FILTERED_SUBTESTS
    tf_enum_subtests >$enumd    || { tf_warn "error enumerating subtests"; return $TF_ES_BAILOUT; }
    test -s $enumd              || { tf_warn "no subtests enumerated";     return $TF_ES_BAILOUT; }
    grep -e "$TF_FILTER_SUBTEST" $enumd > $fltrd
    test -s $fltrd  || tf_debug "TF_FILTER_SUBTEST ate everything: $TF_FILTER_SUBTEST"
    for subtname in $(<$fltrd);
    do
        export TF_SUBTNAME=$subtname
        tf_think "::: $TF_TNAME::$TF_SUBTNAME"
        tf_do_subtest "$TF_SUBTNAME";
        tes=$?
        test $tes -gt $es            && es=$tes
        test $tes -gt $TF_ES_OK      && tf_warn "!!! $TF_TNAME::$TF_SUBTNAME ($tes)"
        test $tes -gt $TF_ES_BAILOUT && break
    done
    return $es
}