more big fat changes

bin/compose

@@ -43,6 +43,7 @@ include pretty
 include parse
 include charm
 include array
+include cla
 
 depends shyaml docker
 
@@ -73,13 +74,6 @@ In compose message, color coding is enforced as such:
 $WHITE$exname$NORMAL reads '/etc/compose.conf' for global variables, and
 '/etc/compose.local.conf' for local host adjustements.
 
-${WHITE}$exname Options${NORMAL}:
-    -h, --help        Print this message and quit
-                      (ignoring any other options)
-    -V, --version     Print current version and quit
-                      (ignoring any other options)
-    -v, --verbose     Be more verbose
-    -d, --debug       Print full debugging information (sets also verbose)
 "
 
 
@@ -330,7 +324,7 @@ fn.exists() {
     declare -F "$1" >/dev/null
 }
 
-str_matches() {
+str_pattern_matches() {
     local str="$1"
     shift
     for pattern in "$@"; do
@@ -339,6 +333,16 @@ str_matches() {
     return 1
 }
 
+
+str_matches() {
+    local str="$1"
+    shift
+    for pattern in "$@"; do
+        [[ "$str" == "$pattern" ]] && return 0
+    done
+    return 1
+}
+
 gen_password() {
     local l=( {a..z} {A..Z} {0..9} ) nl="${#l[@]}" size=${1:-16}
     while ((size--)); do
@@ -1061,7 +1065,7 @@ service_base_docker_image() {
             return 1
         fi
 
-        grep '^FROM' "$service_dockerfile" | xargs echo | cut -f 2 -d " "
+        grep '^FROM' "$service_dockerfile" | xargs printf "%s " | cut -f 2 -d " "
     else
         echo "$service_image"
     fi | tee "$cache_file"
@@ -1195,10 +1199,10 @@ get_ordered_service_dependencies() {
 export -f get_ordered_service_dependencies
 
 run_service_hook () {
-    local services="$1" action="$2" subservices loaded
-
+    local action="$1" service subservice subservices loaded
+    shift
     declare -A loaded
-    for service in $services; do
+    for service in "$@"; do
         subservices=$(get_ordered_service_dependencies "$service") || return 1
         for subservice in $subservices; do
             if [ "${loaded[$subservice]}" ]; then
@@ -1285,7 +1289,7 @@ export -f host_resource_get_git-sub
 
 
 setup_host_resource () {
-    local service="$1" service_def location get cfg
+    local subservice="$1" service_def location get cfg
 
     service_def=$(get_compose_service_def "$subservice") || return 1
     while read-0 location cfg; do
@@ -1312,10 +1316,10 @@ export -f setup_host_resource
 
 
 setup_host_resources () {
-    local services="$1" subservices loaded
+    local service subservices subservice loaded
 
     declare -A loaded
-    for service in $services; do
+    for service in "$@"; do
         subservices=$(get_ordered_service_dependencies "$service") || return 1
         for subservice in $subservices; do
             if [ "${loaded[$subservice]}" ]; then
@@ -1607,14 +1611,14 @@ export -f get_compose_relation_def
 
 
 run_service_relations () {
-    local services="$1" loaded subservices
+    local service services loaded subservices subservice
 
     PROJECT_NAME=$(get_default_project_name) || return 1
 
     export PROJECT_NAME
 
     declare -A loaded
-    subservices=$(get_ordered_service_dependencies $services) || return 1
+    subservices=$(get_ordered_service_dependencies "$@") || return 1
     for service in $subservices; do
 
         # debug "Upping dep's relations of ${DARKYELLOW}$service${NORMAL}:"
@@ -2217,7 +2221,7 @@ get_master_services() {
         fi
         echo "$master_service"
         loaded["$master_service"]=1
-    done | xargs echo
+    done | xargs printf "%s "
     return "${PIPESTATUS[0]}"
 }
 export -f get_master_services
@@ -2232,71 +2236,168 @@ _setup_state_dir() {
 }
 
 
-get_docker_compose_action_help_msg() {
-    local action="$1" cache_file="$CACHEDIR/$FUNCNAME.cache.$(echo "$action"; cat "$(which docker-compose)" | md5_compat)" \
+get_docker_compose_help_msg() {
+    local action="$1" cache_file="$CACHEDIR/$FUNCNAME.cache.$(echo "$1"; cat "$(which docker-compose)" | md5_compat)" \
           docker_compose_help_msg
     if [ -e "$cache_file" ]; then
         cat "$cache_file" &&
         touch "$cache_file" || return 1
         return 0
     fi
-    docker_compose_help_msg=$(docker-compose "$action" --help 2>/dev/null) || return 1
+    docker_compose_help_msg=$(docker-compose $action --help 2>/dev/null) || return 1
     echo "$docker_compose_help_msg" |
         tee "$cache_file" || return 1
 }
 
-get_docker_compose_action_usage() {
-    local action="$1" cache_file="$CACHEDIR/$FUNCNAME.cache.$(echo "$action"; cat "$(which docker-compose)" | md5_compat)" \
+get_docker_compose_usage() {
+    local action="$1" cache_file="$CACHEDIR/$FUNCNAME.cache.$(echo "$1"; cat "$(which docker-compose)" | md5_compat)" \
           docker_compose_help_msg
     if [ -e "$cache_file" ]; then
         cat "$cache_file" &&
         touch "$cache_file" || return 1
         return 0
     fi
-    docker_compose_help_msg=$(get_docker_compose_action_help_msg "$action") || return 1
+    docker_compose_help_msg=$(get_docker_compose_help_msg $action) || return 1
     echo "$docker_compose_help_msg" |
         grep -m 1 "^Usage:" -A 10000 |
         egrep -m 1 "^\$"    -B 10000 |
-        xargs echo |
+        xargs printf "%s " |
         sed -r 's/^Usage: //g' |
         tee "$cache_file" || return 1
 }
 
-get_docker_compose_opts_list() {
-    local action="$1" cache_file="$CACHEDIR/$FUNCNAME.cache.$(echo "$action"; cat "$(which docker-compose)" | md5_compat)" \
+
+get_docker_compose_opts_help() {
+    local action="$1" cache_file="$CACHEDIR/$FUNCNAME.cache.$(echo "$1"; cat "$(which docker-compose)" | md5_compat)" \
           docker_compose_help_msg
     if [ -e "$cache_file" ]; then
         cat "$cache_file" &&
         touch "$cache_file" || return 1
         return 0
     fi
-    docker_compose_help_msg=$(get_docker_compose_action_help_msg "$action") || return 1
-    echo "$docker_compose_help_msg" | grep '^Options:' -A 20000 |
+    docker_compose_opts_help=$(get_docker_compose_help_msg $action) || return 1
+    echo "$docker_compose_opts_help" |
+        grep '^Options:' -A 20000 |
         tail -n +2 |
+        { cat ; echo; } |
+        egrep -m 1 "^\S*\$" -B 10000 |
+        head -n -1 |
+        tee "$cache_file" || return 1
+}
+
+get_docker_compose_commands_help() {
+    local action="$1" cache_file="$CACHEDIR/$FUNCNAME.cache.$(echo "$1"; cat "$(which docker-compose)" | md5_compat)" \
+          docker_compose_help_msg
+    if [ -e "$cache_file" ]; then
+        cat "$cache_file" &&
+        touch "$cache_file" || return 1
+        return 0
+    fi
+    docker_compose_opts_help=$(get_docker_compose_help_msg $action) || return 1
+    echo "$docker_compose_opts_help" |
+        grep '^Commands:' -A 20000 |
+        tail -n +2 |
+        { cat ; echo; } |
+        egrep -m 1 "^\S*\$" -B 10000 |
+        head -n -1 |
+        tee "$cache_file" || return 1
+}
+
+
+get_docker_compose_opts_list() {
+    local action="$1" cache_file="$CACHEDIR/$FUNCNAME.cache.$(echo "$1"; cat "$(which docker-compose)" | md5_compat)" \
+          docker_compose_help_msg
+    if [ -e "$cache_file" ]; then
+        cat "$cache_file" &&
+        touch "$cache_file" || return 1
+        return 0
+    fi
+    docker_compose_opts_help=$(get_docker_compose_opts_help $action) || return 1
+    echo "$docker_compose_opts_help" |
         egrep "^\s+-" |
         sed -r 's/\s+((((-[a-zA-Z]|--[a-zA-Z0-9-]+)( [A-Z=]+|=[^ ]+)?)(, )?)+)\s+.*$/\1/g' |
         tee "$cache_file" || return 1
 }
 
+
+options_parser() {
+    sed -r 's/^(\s+(((-[a-zA-Z]|--[a-zA-Z0-9-]+)([ =]([a-zA-Z_=\"\[]|\])+)?(, | )?)+)\s+)[^ ].*$/\x0\2\x0\0/g'
+    printf "\0"
+}
+
+
+remove_options_in_option_help_msg() {
+   {
+        read-0 null
+        if [ "$null" ]; then
+            err "options parsing error, should start with an option line."
+            return 1
+        fi
+        while read-0 opt full_txt;do
+            multi_opts="$(printf "%s " $opt | multi_opts_filter)"
+            single_opts="$(printf "%s " $opt | single_opts_filter)"
+            for to_remove in "$@"; do
+                str_matches "$to_remove" $multi_opts $single_opts && {
+                    continue 2
+                }
+            done
+            echo -n "$full_txt"
+        done
+    } < <(options_parser)
+}
+
+
+
 _MULTIOPTION_REGEX='^((-[a-zA-Z]|--[a-zA-Z0-9-]+)(, )?)+'
 _MULTIOPTION_REGEX_LINE_FILTER=$_MULTIOPTION_REGEX'(\s|=)'
 
+multi_opts_filter() {
+     egrep "$_MULTIOPTION_REGEX_LINE_FILTER" |
+        sed -r "s/^($_MULTIOPTION_REGEX)(\s|=).*$/\1/g" |
+        tr ',' "\n" | xargs printf "%s "
+}
+
+
+single_opts_filter() {
+    egrep -v "$_MULTIOPTION_REGEX_LINE_FILTER" |
+        tr ',' "\n" | xargs printf "%s "
+}
+
+
 get_docker_compose_multi_opts_list() {
     local action="$1" opts_list
     opts_list=$(get_docker_compose_opts_list "$action") || return 1
-    echo "$opts_list" | egrep "$_MULTIOPTION_REGEX_LINE_FILTER" |
-        sed -r "s/^($_MULTIOPTION_REGEX)(\s|=).*$/\1/g" |
-        tr ',' "\n" | xargs echo
+    echo "$opts_list" | multi_opts_filter
 }
 
 get_docker_compose_single_opts_list() {
     local action="$1" opts_list
     opts_list=$(get_docker_compose_opts_list "$action") || return 1
-    echo "$opts_list" | egrep -v "$_MULTIOPTION_REGEX_LINE_FILTER" |
-        tr ',' "\n" | xargs echo
+    echo "$opts_list" | single_opts_filter
+}
+
+
+display_help() {
+    print_help
+    echo "${WHITE}Options${NORMAL}:"
+    echo "  -h, --help                  Print this message and quit"
+    echo "                              (ignoring any other options)"
+    echo "  -V, --version               Print current version and quit"
+    echo "                              (ignoring any other options)"
+    echo "  --dirs                      Display data dirs and quit"
+    echo "                              (ignoring any other options)"
+    echo "  -v, --verbose               Be more verbose"
+    echo "  -d, --debug                 Print full debugging information (sets also verbose)"
+    echo "  --dry-compose-run           If docker-compose will be run, only print out what"
+    echo "                              command line will be used."
+
+    get_docker_compose_opts_help | remove_options_in_option_help_msg --version --help --verbose |
+        filter_docker_compose_help_message
+    echo
+    echo "${WHITE}Commands${NORMAL} (thanks to docker-compose):"
+    get_docker_compose_commands_help | sed -r "s/  ([a-z]+)(\s+)/  ${DARKCYAN}\1${NORMAL}\2/g"
 }
 
-
 _graph_service() {
     local service="$1" base="$1"
 
@@ -2340,9 +2441,10 @@ _graph_service() {
 
 }
 
+
 _graph_node_service() {
     local service="$1" base="$2" charm="$3"
- 
+
     cat <<EOF
   "$(_graph_node_service_label ${service})" [
      style = "filled, $([ "$subordinate" == "True" ] && echo "dashed" || echo "bold")"
@@ -2412,6 +2514,16 @@ cla_contains () {
     return 1
 }
 
+filter_docker_compose_help_message() {
+    cat - |
+        sed -r "s/docker-compose run/${DARKWHITE}compose${NORMAL} ${DARKCYAN}$action${NORMAL}/g;
+                s/docker-compose.yml/compose.yml/g;
+                s/SERVICES?/${DARKYELLOW}\0${NORMAL}/g;
+                s/^(\s+)\\$/\1${WHITE}\$${NORMAL}/g;
+                s/^(\s+)run/\1${DARKCYAN}$action${NORMAL}/g;
+                s/docker-compose/${DARKWHITE}compose${NORMAL}/g"
+}
+
 graph() {
     local services=("$@")
     declare -A entries
@@ -2471,7 +2583,7 @@ fi
 _setup_state_dir
 mkdir -p "$CACHEDIR" || exit 1
 
-DOCKER_HOST_NET=$(ip addr show docker0 | grep 'inet ' | xargs echo | cut -f 2 -d " ") || {
+DOCKER_HOST_NET=$(ip addr show docker0 | grep 'inet ' | xargs printf "%s " | cut -f 2 -d " ") || {
     die "Couldn't determine docker host net"
 }
 DOCKER_HOST_IP=$(echo "$DOCKER_HOST_NET" | cut -f 1 -d "/")  || {
@@ -2494,31 +2606,38 @@ no_init=
 action=
 stage="main"  ## switches from 'main', to 'action', 'remainder'
 is_docker_compose_action=
-DC_MATCH_MULTI=
-DC_MATCH_SINGLE=
-while [ "$#" != 0 ]; do
+DC_MATCH_MULTI=$(get_docker_compose_multi_opts_list) &&
+    DC_MATCH_SINGLE=$(get_docker_compose_single_opts_list) || return 1
+while read-0 arg; do
     case "$stage" in
         "main")
-            case "$1" in
+            case "$arg" in
                 --help|-h)
                     no_init=true ; no_hooks=true ; no_relations=true
-                    print_help
+                    display_help
                     exit 0
                     ;;
                 --verbose|-v)
                     export VERBOSE=true
+                    compose_opts+=("--verbose")
                     ;;
                 --version|-V)
                     print_version
+                    docker-compose --version
+                    docker --version
                     exit 0
                     ;;
-                -f)
-                    [ -e "$2" ] || die "File $2 doesn't exists"
-                    export DEFAULT_COMPOSE_FILE="$2"
+                -f|--file)
+                    read-0 value
+                    [ -e "$value" ] || die "File $value doesn't exists"
+                    export DEFAULT_COMPOSE_FILE="$value"
+                    compose_opts+=("--file $value")
                     shift
                     ;;
-                -p)
-                    export DEFAULT_PROJECT_NAME="$2"
+                -p|--project-name)
+                    read-0 value
+                    export DEFAULT_PROJECT_NAME="$value"
+                    compose_opts+=("--project-name $value")
                     shift
                     ;;
                 --no-relations)
@@ -2533,6 +2652,7 @@ while [ "$#" != 0 ]; do
                 --debug)
                     export DEBUG=true
                     export VERBOSE=true
+                    #compose_opts+=("--verbose" "--log-level" "DEBUG")
                     ;;
                 --dirs)
                     echo "CACHEDIR: $CACHEDIR"
@@ -2543,12 +2663,22 @@ while [ "$#" != 0 ]; do
                     export DRY_COMPOSE_RUN=true
                     ;;
                 --*|-*)
-                    compose_opts+=("$1")
+                    if str_pattern_matches "$arg" $DC_MATCH_MULTI; then
+                        read-0 value
+                        compose_opts+=("$arg" "$value")
+                        shift;
+                    elif str_pattern_matches "$arg" $DC_MATCH_SINGLE; then
+                        compose_opts+=("$arg")
+                    else
+                        err "Unknown option '$arg'. Please check help:"
+                        display_help
+                        exit 1
+                    fi
                     ;;
                 *)
-                    action="$1"
+                    action="$arg"
                     stage="action"
-                    if DC_USAGE=$(get_docker_compose_action_usage "$action"); then
+                    if DC_USAGE=$(get_docker_compose_usage "$action"); then
                         is_docker_compose_action=true
                         DC_MATCH_MULTI=$(get_docker_compose_multi_opts_list "$action") &&
                             DC_MATCH_SINGLE="$(get_docker_compose_single_opts_list "$action")"
@@ -2569,21 +2699,23 @@ while [ "$#" != 0 ]; do
             esac
             ;;
         "action")   ## Only for docker-compose actions
-            case "$1" in
+            case "$arg" in
                 --help|-h)
                     no_init=true ; no_hooks=true ; no_relations=true
-                    action_opts+=("$1")
+                    action_opts+=("$arg")
                     ;;
                 --*|-*)
                     if [ "$is_docker_compose_action" ]; then
-                        if str_matches "$1" $DC_MATCH_MULTI; then
-                            action_opts+=("$1" "$2")
+                        if str_pattern_matches "$arg" $DC_MATCH_MULTI; then
+                            read-0 value
+                            action_opts+=("$arg" "$value")
                             shift;
-                        elif str_matches "$1" $DC_MATCH_SINGLE; then
-                            action_opts+=("$1")
+                        elif str_pattern_matches "$arg" $DC_MATCH_SINGLE; then
+                            action_opts+=("$arg")
                         else
-                            err "Unknown option '$1'. Please check help."
-                            docker-compose "$action" --help >&2
+                            err "Unknown option '$arg'. Please check '${DARKCYAN}$action${NORMAL}' help:"
+                            docker-compose "$action" --help |
+                                filter_docker_compose_help_message >&2
                             exit 1
                         fi
                     fi
@@ -2591,33 +2723,37 @@ while [ "$#" != 0 ]; do
                 *)
                     # echo "LOOP $1 : pos_arg: $pos_arg_ct // ${pos_args[$pos_arg_ct]}"
                     if [[ "${pos_args[$pos_arg_ct]}" == "[SERVICE...]" ]]; then
-                        services_args+=("$1")
+                        services_args+=("$arg")
                     elif [[ "${pos_args[$pos_arg_ct]}" == "SERVICE" ]]; then
-                        services_args=("$1") || exit 1
+                        services_args=("$arg") || exit 1
                         stage="remainder"
                     else
-                        action_posargs+=("$1")
+                        action_posargs+=("$arg")
                         ((pos_arg_ct++))
                     fi
                     ;;
             esac
             ;;
         "remainder")
-            remainder_args+=("$@")
+            remainder_args+=("$arg")
+            while read-0 arg; do
+                remainder_args+=("$arg")
+            done
             break 3
             ;;
     esac
     shift
-done
+done < <(cla.normalize "$@")
 
 
-[ "${services[*]}" ] && debug "  ${DARKWHITE}Services:$NORMAL ${services[*]}"
+[ "${services_args[*]}" ] && debug "  ${DARKWHITE}Services:$NORMAL ${DARKYELLOW}${services_args[*]}$NORMAL"
 [ "${compose_opts[*]}" ] && debug "  ${DARKWHITE}Main docker-compose opts:$NORMAL ${compose_opts[*]}"
 [ "${action_posargs[*]}" ] && debug "  ${DARKWHITE}Main docker-compose pos args:$NORMAL ${action_posargs[*]}"
 [ "${action_opts[*]}" ] && debug "  ${DARKWHITE}Action $DARKCYAN$action$NORMAL with opts:$NORMAL ${action_opts[*]}"
 [ "${remainder_args[*]}" ] && debug "  ${DARKWHITE}Remainder args:$NORMAL ${remainder_args[*]}"
 
 
+
 ##
 ## Actual code
 ##
@@ -2652,26 +2788,27 @@ charm.sanity_checks || die "Sanity checks about charm-store failed. Please corre
 ##
 
 if [ -z "$is_docker_compose_action" -a "$action" ]; then
-
-    if is_service_action=$(has_service_action "${action_posargs[0]}" "$action"); then
+    action_service=${remainder_args[0]}
+    remainder_args=("${remainder_args[@]:1}")
+    if is_service_action=$(has_service_action "$action_service" "$action"); then
         {
             read-0 action_type
             case "$action_type" in
                 "relation")
                     read-0 _ target_service _target_charm relation_name
-                    debug "Found action $DARKYELLOW${action_posargs[0]}$NORMAL/$DARKBLUE$relation_name$NORMAL/$DARKCYAN$action$NORMAL (in $DARKYELLOW$target_service$NORMAL)"
+                    debug "Found action $DARKYELLOW${action_service}$NORMAL/$DARKBLUE$relation_name$NORMAL/$DARKCYAN$action$NORMAL (in $DARKYELLOW$target_service$NORMAL)"
                     ;;
                 "direct")
-                    debug "Found action $DARKYELLOW${action_posargs[0]}$NORMAL.$DARKCYAN$action$NORMAL"
+                    debug "Found action $DARKYELLOW${action_service}$NORMAL.$DARKCYAN$action$NORMAL"
                     ;;
             esac
-        } < <(has_service_action "${action_posargs[0]}" "$action")
-        services=("${action_posargs[0]}")
+        } < <(has_service_action "$action_service" "$action")
+        services_args=("$action_service")
     else
-        die "Unknown command: It doesn't match any docker-compose commands nor inner charm actions."
+        die "Unknown action '${DARKCYAN}$action$NORMAL': It doesn't match any docker-compose commands nor inner charm actions."
     fi
 else
-    if [ "$action" == "up" -a "${#services_args[@]}" == 0 ]; then
+    if [[ "$action" =~ (up|ps) && "${#services_args[@]}" == 0 ]]; then
         services_args=($(shyaml keys <"$COMPOSE_YML_FILE"))
     fi
     if [ "$action" == "config" ]; then
@@ -2700,7 +2837,7 @@ case "$action" in
         full_init=true
         post_hook=true
         ;;
-    ""|down|restart|logs|config)
+    ""|down|restart|logs|config|ps)
         full_init=
         ;;
     *)
@@ -2710,18 +2847,19 @@ case "$action" in
         ;;
 esac
 
+
 if [ "$full_init" ]; then
     ## init in order
     if [ -z "$no_init" ]; then
         Section setup host resources
-        setup_host_resources "$services" || exit 1
+        setup_host_resources "${services_args[@]}" || exit 1
         Section initialisation
-        run_service_hook "$services" init || exit 1
+        run_service_hook init "${services_args[@]}" || exit 1
     fi
 
     ## Get relations
     if [ -z "$no_relations" ]; then
-        run_service_relations "$services" || exit 1
+        run_service_relations "${services_args[@]}" || exit 1
     fi
 
 fi
@@ -2736,7 +2874,7 @@ export SERVICE_PACK="${services_args[*]}"
 case "$action" in
     up|start|stop|build|run)
         if [[ "$action" == "up" ]] && ! array_member action_opts -d; then  ## force daemon mode for up
-            action_opts=("-d" "${action_opts[@]}")
+            action_opts+=("-d" "${action_opts[@]}")
         fi
         launch_docker_compose "${compose_opts[@]}" "$action" "${action_opts[@]}" "${action_posargs[@]}" "${remainder_args[@]}"
         ;;
@@ -2774,6 +2912,6 @@ case "$action" in
 esac
 
 
-if [ "$post_hook" -a "${#services[@]}" != 0 ]; then
-    run_service_hook "${services[@]}" post_deploy || exit 1
+if [ "$post_hook" -a "${#services_args[@]}" != 0 ]; then
+    run_service_hook post_deploy "${services_args[@]}" || exit 1
 fi

test/test

@@ -1264,4 +1264,219 @@ EOF
     tear_test
 }
 
+
+function test_compose_run_args {
+
+    init_test
+
+    export CHARM_STORE=$test_tmpdir
+    mkdir -p  $test_tmpdir/{www,mysql}
+    cat <<EOF2 > $test_tmpdir/www/metadata.yml
+EOF2
+
+    cat <<EOF2 > $test_tmpdir/mysql/metadata.yml
+EOF2
+
+    cat <<EOF2 > $test_tmpdir/compose.yml
+web_site:
+  charm: www
+EOF2
+
+    export DISABLE_SYSTEM_CONFIG_FILE=true
+
+    assert_list <<EOF
+
+### Testing args passing to docker-compose
+
+## -- simple action
+
+cd "$test_tmpdir"
+out=\$("$tprog" --dry-compose-run run web_site 2>&1 >/dev/null )
+expected="docker-compose run web_site"
+
+[ "\$out" == "\$expected" ] || {
+    echo -e "DIFF:\n\$(diff <(echo "\$out") <(echo "\$expected"))"
+    exit 1
+}
+
+
+## -- simple single dash arg
+
+cd "$test_tmpdir"
+
+out=\$("$tprog" --dry-compose-run run -T web_site 2>&1 >/dev/null )
+expected="docker-compose run -T web_site"
+
+[ "\$out" == "\$expected" ] || {
+    echo -e "DIFF:\n\$(diff <(echo "\$out") <(echo "\$expected"))"
+    exit 1
+}
+
+
+## -- desaggregation of combined single char args
+
+cd "$test_tmpdir"
+
+out=\$("$tprog" --dry-compose-run logs -ft web_site 2>&1 >/dev/null)
+expected="docker-compose logs -f -t web_site"
+
+[ "\$out" == "\$expected" ] || {
+    echo -e "DIFF:\n\$(diff <(echo "\$out") <(echo "\$expected"))"
+    exit 1
+}
+
+
+## -- desaggregation of combined single char option and valued option char
+
+cd "$test_tmpdir"
+
+out=\$("$tprog" --dry-compose-run run -Tv x:y web_site 2>&1 >/dev/null)
+expected="docker-compose run -T -v x:y web_site"
+
+[ "\$out" == "\$expected" ] || {
+    echo -e "DIFF:\n\$(diff <(echo "\$out") <(echo "\$expected"))"
+    exit 1
+}
+
+
+## -- simple unexpected single dash arg
+
+cd "$test_tmpdir"
+
+out=\$("$tprog" --dry-compose-run run -Z web_site 2>&1)
+expected_reg="Unknown option '-Z'"
+
+[[ "\$out" =~ \$expected_reg ]] || {
+    echo -e "Can't find '\$expected_reg' in out:\n\$out"
+    exit 1
+}
+
+## -- simple unexpected single dash arg after expected one
+
+cd "$test_tmpdir"
+
+out=\$("$tprog" --dry-compose-run run -T -Z web_site 2>&1)
+expected_reg="Unknown option '-Z'"
+
+[[ "\$out" =~ \$expected_reg ]] || {
+    echo -e "Can't find '\$expected_reg' in out:\n\$out"
+    exit 1
+}
+
+## -- simple unexpected single dash arg after expected aggregated one
+
+cd "$test_tmpdir"
+
+out=\$("$tprog" --dry-compose-run run -TZ web_site 2>&1)
+expected_reg="Unknown option '-Z'"
+
+[[ "\$out" =~ \$expected_reg ]] || {
+    echo -e "Can't find '\$expected_reg' in out:\n\$out"
+    exit 1
+}
+
+
+## -- multiple services
+
+cd "$test_tmpdir"
+
+out=\$("$tprog" --dry-compose-run logs web_site mysql 2>&1 >/dev/null)
+expected="docker-compose logs web_site mysql"
+
+[ "\$out" == "\$expected" ] || {
+    echo -e "DIFF:\n\$(diff <(echo "\$out") <(echo "\$expected"))"
+    exit 1
+}
+
+## -- single services
+
+cd "$test_tmpdir"
+
+out=\$("$tprog" --dry-compose-run run web_site mysql 2>&1 >/dev/null)
+expected="docker-compose run web_site mysql"
+
+[ "\$out" == "\$expected" ] || {
+    echo -e "DIFF:\n\$(diff <(echo "\$out") <(echo "\$expected"))"
+    exit 1
+}
+
+
+EOF
+
+    tear_test
+}
+
+
+function test_filter_opts {
+
+    src=$(cat <<'EOF'
+-d, --detach
+--name NAME
+--entrypoint CMD
+-e KEY=VAL
+-l, --label KEY=VAL
+-u, --user=""
+--no-deps
+--rm
+-p, --publish=[]
+--service-ports
+--use-aliases
+-v, --volume=[]
+-T
+-w, --workdir=""
+EOF
+       )
+
+    export src
+
+    assert_list <<EOF
+
+### Testing filtering opts
+
+## -- multi_opts_filter should find opts with args
+
+. "$tprog"
+out=\$(echo "\$src" | multi_opts_filter |  tr " " "\n") || exit 12
+expected="--name
+--entrypoint
+-e
+-l
+--label
+-u
+--user
+-p
+--publish
+-v
+--volume
+-w
+--workdir"
+
+[ "\$out" == "\$expected" ] || {
+     echo -e "DIFF:\n\$(diff <(echo "\$out") <(echo "\$expected"))"
+     exit 1
+}
+
+
+## -- single_opts_filter should find opts with args
+
+. "$tprog"
+out=\$(echo "\$src" | single_opts_filter |  tr " " "\n") || exit 12
+expected="-d
+--detach
+--no-deps
+--rm
+--service-ports
+--use-aliases
+-T"
+
+[ "\$out" == "\$expected" ] || {
+     echo -e "DIFF:\n\$(diff <(echo "\$out") <(echo "\$expected"))"
+     exit 1
+}
+
+
+EOF
+
+}
+
 continue_on_error="0" testbench $*