summaryrefslogtreecommitdiffstats
path: root/tests/tests.sh
blob: 844de5c607cf02195432fb2beaf9daee813c5c2a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
#!/usr/bin/env bash

############################################################################
# bfs                                                                      #
# Copyright (C) 2015-2022 Tavian Barnes <tavianator@tavianator.com>        #
#                                                                          #
# Permission to use, copy, modify, and/or distribute this software for any #
# purpose with or without fee is hereby granted.                           #
#                                                                          #
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES #
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF         #
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR  #
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES   #
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN    #
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF  #
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.           #
############################################################################

set -euP
umask 022

export LC_ALL=C
export TZ=UTC0

export ASAN_OPTIONS="abort_on_error=1:log_to_syslog=0"
export LSAN_OPTIONS="abort_on_error=1:log_to_syslog=0"
export MSAN_OPTIONS="abort_on_error=1:log_to_syslog=0"
export TSAN_OPTIONS="abort_on_error=1:log_to_syslog=0"
export UBSAN_OPTIONS="abort_on_error=1:log_to_syslog=0"

export LS_COLORS=""
unset BFS_COLORS

if [ -t 1 ]; then
    BLD=$'\033[01m'
    RED=$'\033[01;31m'
    GRN=$'\033[01;32m'
    YLW=$'\033[01;33m'
    BLU=$'\033[01;34m'
    MAG=$'\033[01;35m'
    CYN=$'\033[01;36m'
    RST=$'\033[0m'
else
    BLD=
    RED=
    GRN=
    YLW=
    BLU=
    MAG=
    CYN=
    RST=
fi

UNAME=$(uname)

if [ "$UNAME" = Darwin ]; then
    # ASan on macOS likes to report
    #
    #     malloc: nano zone abandoned due to inability to preallocate reserved vm space.
    #
    # to syslog, which as a side effect opens a socket which might take the
    # place of one of the standard streams if the process is launched with it
    # closed.  This environment variable avoids the message.
    export MallocNanoZone=0
fi

if command -v capsh &>/dev/null; then
    if capsh --has-p=cap_dac_override &>/dev/null || capsh --has-p=cap_dac_read_search &>/dev/null; then
	if [ -n "${BFS_TRIED_DROP:-}" ]; then
            cat >&2 <<EOF
${RED}error:${RST} Failed to drop capabilities.
EOF

	    exit 1
	fi

        cat >&2 <<EOF
${YLW}warning:${RST} Running as ${BLD}$(id -un)${RST} is not recommended.  Dropping ${BLD}cap_dac_override${RST} and
${BLD}cap_dac_read_search${RST}.

EOF

        BFS_TRIED_DROP=y exec capsh \
            --drop=cap_dac_override,cap_dac_read_search \
            --caps=cap_dac_override,cap_dac_read_search-eip \
            -- "$0" "$@"
    fi
elif [ "$EUID" -eq 0 ]; then
    UNLESS=
    if [ "$UNAME" = "Linux" ]; then
	UNLESS=" unless ${GRN}capsh${RST} is installed"
    fi

    cat >&2 <<EOF
${RED}error:${RST} These tests expect filesystem permissions to be enforced, and therefore
will not work when run as ${BLD}$(id -un)${RST}${UNLESS}.
EOF
    exit 1
fi

function usage() {
    local pad=$(printf "%*s" ${#0} "")
    cat <<EOF
Usage: ${GRN}$0${RST} [${BLU}--bfs${RST}=${MAG}path/to/bfs${RST}] [${BLU}--posix${RST}] [${BLU}--bsd${RST}] [${BLU}--gnu${RST}] [${BLU}--all${RST}] [${BLU}--sudo${RST}]
       $pad [${BLU}--stop${RST}] [${BLU}--noclean${RST}] [${BLU}--update${RST}] [${BLU}--verbose${RST}[=${BLD}LEVEL${RST}]] [${BLU}--help${RST}]
       $pad [${BLD}TEST${RST} [${BLD}TEST${RST} ...]]

  ${BLU}--bfs${RST}=${MAG}path/to/bfs${RST}
      Set the path to the bfs executable to test (default: ${MAG}./bin/bfs${RST})

  ${BLU}--posix${RST}, ${BLU}--bsd${RST}, ${BLU}--gnu${RST}, ${BLU}--all${RST}
      Choose which test cases to run (default: ${BLU}--all${RST})

  ${BLU}--sudo${RST}
      Run tests that require root

  ${BLU}--stop${RST}
      Stop when the first error occurs

  ${BLU}--noclean${RST}
      Keep the test directories around after the run

  ${BLU}--update${RST}
      Update the expected outputs for the test cases

  ${BLU}--verbose${RST}=${BLD}commands${RST}
      Log the commands that get executed
  ${BLU}--verbose${RST}=${BLD}errors${RST}
      Don't redirect standard error
  ${BLU}--verbose${RST}=${BLD}skipped${RST}
      Log which tests get skipped
  ${BLU}--verbose${RST}=${BLD}tests${RST}
      Log all tests that get run
  ${BLU}--verbose${RST}
      Log everything

  ${BLU}--help${RST}
      This message

  ${BLD}TEST${RST}
      Select individual test cases to run (e.g. ${BLD}posix/basic${RST}, ${BLD}"*exec*"${RST}, ...)
EOF
}

PATTERNS=()
SUDO=
STOP=
CLEAN=yes
UPDATE=
VERBOSE_COMMANDS=
VERBOSE_ERRORS=
VERBOSE_SKIPPED=
VERBOSE_TESTS=

for arg; do
    case "$arg" in
        --bfs=*)
            BFS="${arg#*=}"
            ;;
        --posix)
            PATTERNS+=("posix/*")
            ;;
        --bsd)
            PATTERNS+=("posix/*" "common/*" "bsd/*")
            ;;
        --gnu)
            PATTERNS+=("posix/*" "common/*" "gnu/*")
            ;;
        --all)
            PATTERNS+=("*")
            ;;
        --sudo)
            SUDO=yes
            ;;
        --stop)
            STOP=yes
            ;;
        --noclean)
            CLEAN=
            ;;
        --update)
            UPDATE=yes
            ;;
        --verbose=commands)
            VERBOSE_COMMANDS=yes
            ;;
        --verbose=errors)
            VERBOSE_ERRORS=yes
            ;;
        --verbose=skipped)
            VERBOSE_SKIPPED=yes
            ;;
        --verbose=tests)
            VERBOSE_SKIPPED=yes
            VERBOSE_TESTS=yes
            ;;
        --verbose)
            VERBOSE_COMMANDS=yes
            VERBOSE_ERRORS=yes
            VERBOSE_SKIPPED=yes
            VERBOSE_TESTS=yes
            ;;
        --help)
            usage
            exit 0
            ;;
        -*)
            printf "${RED}error:${RST} Unrecognized option '%s'.\n\n" "$arg" >&2
            usage >&2
            exit 1
            ;;
        *)
            PATTERNS+=("$arg")
            ;;
    esac
done

function _realpath() {
    (
        cd "$(dirname -- "$1")"
        echo "$PWD/$(basename -- "$1")"
    )
}

TESTS=$(_realpath "$(dirname -- "${BASH_SOURCE[0]}")")

if [ "${BUILDDIR-}" ]; then
    BIN=$(_realpath "$BUILDDIR/bin")
else
    BIN=$(_realpath "$TESTS/../bin")
fi
MKSOCK="$BIN/tests/mksock"
XTOUCH="$BIN/tests/xtouch"

# Try to resolve the path to $BFS before we cd, while also supporting
# --bfs="./bin/bfs -S ids"
read -a BFS <<<"${BFS:-$BIN/bfs}"
BFS[0]=$(_realpath "$(command -v "${BFS[0]}")")

# The temporary directory that will hold our test data
TMP=$(mktemp -d "${TMPDIR:-/tmp}"/bfs.XXXXXXXXXX)
chown "$(id -u):$(id -g)" "$TMP"

cd "$TESTS"

if (( ${#PATTERNS[@]} == 0 )); then
    PATTERNS=("*")
fi

TEST_CASES=()
for TEST in {posix,common,bsd,gnu,bfs}/*.sh; do
    TEST="${TEST%.sh}"
    for PATTERN in "${PATTERNS[@]}"; do
        if [[ $TEST == $PATTERN ]]; then
            TEST_CASES+=("$TEST")
            break
        fi
    done
done

if (( ${#TEST_CASES[@]} == 0 )); then
    printf "${RED}error:${RST} No tests matched" >&2
    printf " ${BLD}%s${RST}" "${PATTERNS[@]}" >&2
    printf ".\n\n" >&2
    usage >&2
    exit 1
fi

function clean_scratch() {
    if [ -e "$TMP/scratch" ]; then
        # Try to unmount anything left behind
        if [ "$SUDO" ] && command -v mountpoint &>/dev/null; then
            for path in "$TMP"/scratch/*; do
                if mountpoint -q "$path"; then
                    sudo umount "$path"
                fi
            done
        fi

        # Reset any modified permissions
        chmod -R +rX "$TMP/scratch"

        rm -rf "$TMP/scratch"
    fi

    mkdir "$TMP/scratch"
}

# Clean up temporary directories on exit
function cleanup() {
    # Don't force rm to deal with long paths
    for dir in "$TMP"/deep/*/*; do
        if [ -d "$dir" ]; then
            (cd "$dir" && rm -rf *)
        fi
    done

    # In case a test left anything weird in scratch/
    clean_scratch

    rm -rf "$TMP"
}

if [ "$CLEAN" ]; then
    trap cleanup EXIT
else
    echo "Test files saved to $TMP"
fi

# Creates a simple file+directory structure for tests
function make_basic() {
    "$XTOUCH" -p "$1"/{a,b,c/d,e/f,g/h/,i/}
    "$XTOUCH" -p "$1"/{j/foo,k/foo/bar,l/foo/bar/baz}
    echo baz >"$1/l/foo/bar/baz"
}
make_basic "$TMP/basic"

# Creates a file+directory structure with various permissions for tests
function make_perms() {
    "$XTOUCH" -p -M000 "$1/0"
    "$XTOUCH" -p -M444 "$1/r"
    "$XTOUCH" -p -M222 "$1/w"
    "$XTOUCH" -p -M644 "$1/rw"
    "$XTOUCH" -p -M555 "$1/rx"
    "$XTOUCH" -p -M311 "$1/wx"
    "$XTOUCH" -p -M755 "$1/rwx"
}
make_perms "$TMP/perms"

# Creates a file+directory structure with various symbolic and hard links
function make_links() {
    "$XTOUCH" -p "$1/file"
    ln -s file "$1/symlink"
    ln "$1/file" "$1/hardlink"
    ln -s nowhere "$1/broken"
    ln -s symlink/file "$1/notdir"
    "$XTOUCH" -p "$1/deeply/nested"/{dir/,file}
    ln -s file "$1/deeply/nested/link"
    ln -s nowhere "$1/deeply/nested/broken"
    ln -s deeply/nested "$1/skip"
}
make_links "$TMP/links"

# Creates a file+directory structure with symbolic link loops
function make_loops() {
    "$XTOUCH" -p "$1/file"
    ln -s file "$1/symlink"
    ln -s nowhere "$1/broken"
    ln -s symlink/file "$1/notdir"
    ln -s loop "$1/loop"
    mkdir -p "$1/deeply/nested/dir"
    ln -s ../../deeply "$1/deeply/nested/loop"
    ln -s deeply/nested/loop/nested "$1/skip"
}
make_loops "$TMP/loops"

# Creates a file+directory structure with varying timestamps
function make_times() {
    "$XTOUCH" -p -t "1991-12-14 00:00" "$1/a"
    "$XTOUCH" -p -t "1991-12-14 00:01" "$1/b"
    "$XTOUCH" -p -t "1991-12-14 00:02" "$1/c"
    ln -s a "$1/l"
    "$XTOUCH" -p -h -t "1991-12-14 00:03" "$1/l"
    "$XTOUCH" -p -t "1991-12-14 00:04" "$1"
}
make_times "$TMP/times"

# Creates a file+directory structure with various weird file/directory names
function make_weirdnames() {
    "$XTOUCH" -p "$1/-/a"
    "$XTOUCH" -p "$1/(/b"
    "$XTOUCH" -p "$1/(-/c"
    "$XTOUCH" -p "$1/!/d"
    "$XTOUCH" -p "$1/!-/e"
    "$XTOUCH" -p "$1/,/f"
    "$XTOUCH" -p "$1/)/g"
    "$XTOUCH" -p "$1/.../h"
    "$XTOUCH" -p "$1/\\/i"
    "$XTOUCH" -p "$1/ /j"
    "$XTOUCH" -p "$1/[/k"
}
make_weirdnames "$TMP/weirdnames"

# Creates a very deep directory structure for testing PATH_MAX handling
function make_deep() {
    mkdir -p "$1"

    # $name will be 255 characters, aka _XOPEN_NAME_MAX
    local name="0123456789ABCDEF"
    name="${name}${name}${name}${name}"
    name="${name}${name}${name}${name}"
    name="${name:0:255}"

    # 4 * 256 - 1 == 1023
    local names="$name/$name/$name/$name"

    for i in {0..9} A B C D E F; do
        (
            mkdir "$1/$i"
            cd "$1/$i"

            # 4 * 1024 == 4096 == PATH_MAX
            for _ in {1..4}; do
                mkdir -p "$names"
                cd "$names"
            done

            "$XTOUCH" "$name"
        )
    done
}
make_deep "$TMP/deep"

# Creates a directory structure with many different types, and therefore colors
function make_rainbow() {
    "$XTOUCH" -p "$1/file.txt"
    "$XTOUCH" -p "$1/file.dat"
    "$XTOUCH" -p "$1/star".{gz,tar,tar.gz}
    ln -s file.txt "$1/link.txt"
    "$XTOUCH" -p "$1/mh1"
    ln "$1/mh1" "$1/mh2"
    mkfifo "$1/pipe"
    # TODO: block
    ln -s /dev/null "$1/chardev_link"
    ln -s nowhere "$1/broken"
    "$MKSOCK" "$1/socket"
    "$XTOUCH" -p "$1"/s{u,g,ug}id
    chmod u+s "$1"/su{,g}id
    chmod g+s "$1"/s{u,}gid
    mkdir "$1/ow" "$1"/sticky{,_ow}
    chmod o+w "$1"/*ow
    chmod +t "$1"/sticky*
    "$XTOUCH" -p "$1"/exec.sh
    chmod +x "$1"/exec.sh
}
make_rainbow "$TMP/rainbow"

# Close stdin so bfs doesn't think we're interactive
exec </dev/null

if [ "$VERBOSE_COMMANDS" ]; then
    # dup stdout for verbose logging even when redirected
    exec 3>&1
fi

function bfs_verbose() {
    if [ "$VERBOSE_COMMANDS" ]; then
        if [ -t 3 ]; then
            printf "${GRN}%q${RST} " "${BFS[@]}" >&3

            local expr_started=
            for arg; do
                if [[ $arg == -[A-Z]* ]]; then
                    printf "${CYN}%q${RST} " "$arg" >&3
                elif [[ $arg == [\(!] || $arg == -[ao] || $arg == -and || $arg == -or || $arg == -not ]]; then
                    expr_started=yes
                    printf "${RED}%q${RST} " "$arg" >&3
                elif [[ $expr_started && $arg == [\),] ]]; then
                    printf "${RED}%q${RST} " "$arg" >&3
                elif [[ $arg == -?* ]]; then
                    expr_started=yes
                    printf "${BLU}%q${RST} " "$arg" >&3
                elif [ "$expr_started" ]; then
                    printf "${BLD}%q${RST} " "$arg" >&3
                else
                    printf "${MAG}%q${RST} " "$arg" >&3
                fi
            done
        else
            printf '%q ' "${BFS[@]}" "$@" >&3
        fi
        printf '\n' >&3
    fi
}

function invoke_bfs() {
    bfs_verbose "$@"
    "${BFS[@]}" "$@"
    local status=$?

    # Allow bfs to fail, but not crash
    if ((status > 125)); then
        exit $status
    else
        return $status
    fi
}

# Detect colored diff support
if [ -t 2 ] && diff --color=always /dev/null /dev/null 2>/dev/null; then
    DIFF="diff --color=always"
else
    DIFF="diff"
fi

# Return value when bfs fails
EX_BFS=10
# Return value when a difference is detected
EX_DIFF=20
# Return value when a test is skipped
EX_SKIP=77

function sort_output() {
    sort -o "$OUT" "$OUT"
}

function diff_output() {
    local GOLD="$TESTS/$TEST.out"

    if [ "$UPDATE" ]; then
        cp "$OUT" "$GOLD"
    else
        $DIFF -u "$GOLD" "$OUT" >&2
    fi
}

function bfs_diff() (
    bfs_verbose "$@"

    # Close the dup()'d stdout to make sure we have enough fd's for the process
    # substitution, even with low ulimit -n
    exec 3>&-

    "${BFS[@]}" "$@" | sort >"$OUT"
    local STATUS="${PIPESTATUS[0]}"

    diff_output || return $EX_DIFF

    if [ "$STATUS" -eq 0 ]; then
        return 0
    else
        return $EX_BFS
    fi
)

function skip() {
    exit $EX_SKIP
}

function closefrom() {
    if [ -d /proc/self/fd ]; then
        local fds=/proc/self/fd
    else
        local fds=/dev/fd
    fi

    for fd in "$fds"/*; do
        if [ ! -e "$fd" ]; then
            continue
        fi

        local fd="${fd##*/}"
        if [ "$fd" -ge "$1" ]; then
            eval "exec ${fd}<&-"
        fi
    done
}

function inum() {
    ls -id "$@" | awk '{ print $1 }'
}

function set_acl() {
    case "$UNAME" in
        Darwin)
            chmod +a "$(id -un) allow read,write" "$1"
            ;;
        FreeBSD)
            if [ "$(getconf ACL_NFS4 "$1")" -gt 0 ]; then
                setfacl -m "u:$(id -un):rw::allow" "$1"
            else
                setfacl -m "u:$(id -un):rw" "$1"
            fi
            ;;
        *)
            setfacl -m "u:$(id -un):rw" "$1"
            ;;
    esac
}

function make_xattrs() {
    clean_scratch

    "$XTOUCH" scratch/{normal,xattr,xattr_2}
    ln -s xattr scratch/link
    ln -s normal scratch/xattr_link

    case "$UNAME" in
        Darwin)
            xattr -w bfs_test true scratch/xattr \
                && xattr -w bfs_test_2 true scratch/xattr_2 \
                && xattr -s -w bfs_test true scratch/xattr_link
            ;;
        FreeBSD)
            setextattr user bfs_test true scratch/xattr \
                && setextattr user bfs_test_2 true scratch/xattr_2 \
                && setextattr -h user bfs_test true scratch/xattr_link
            ;;
        *)
            # Linux tmpfs doesn't support the user.* namespace, so we use the security.*
            # namespace, which is writable by root and readable by others
            [ "$SUDO" ] \
                && sudo setfattr -n security.bfs_test scratch/xattr \
                && sudo setfattr -n security.bfs_test_2 scratch/xattr_2 \
                && sudo setfattr -h -n security.bfs_test scratch/xattr_link
            ;;
    esac
}

cd "$TMP"
set +e

BOL='\n'
EOL='\n'

function update_eol() {
    # Bash gets $COLUMNS from stderr, so if it's redirected use tput instead
    local cols="${COLUMNS-}"
    if [ -z "$cols" ]; then
        cols=$(tput cols)
    fi

    # Put the cursor at the last column, then write a space so the next
    # character will wrap
    EOL="\\033[${cols}G "
}

if [ "$VERBOSE_TESTS" ]; then
    BOL=''
elif [ -t 1 ]; then
    BOL='\r\033[K'

    # Workaround for bash 4: checkwinsize is off by default.  We can turn it on,
    # but we also have to explicitly trigger a foreground job to finish so that
    # it will update the window size before we use $COLUMNS
    shopt -s checkwinsize
    (:)

    update_eol
    trap update_eol WINCH
fi

passed=0
failed=0
skipped=0

for TEST in "${TEST_CASES[@]}"; do
    if [[ -t 1 || "$VERBOSE_TESTS" ]]; then
        printf "${BOL}${YLW}%s${RST}${EOL}" "$TEST"
    else
        printf "."
    fi

    OUT="$TMP/$TEST.out"
    mkdir -p "${OUT%/*}"

    if [ "$VERBOSE_ERRORS" ]; then
        (. "$TESTS/$TEST.sh")
    else
        (. "$TESTS/$TEST.sh") 2>"$TMP/stderr"
    fi
    status=$?

    if ((status == 0)); then
        ((++passed))
    elif ((status == EX_SKIP)); then
        ((++skipped))
        if [ "$VERBOSE_SKIPPED" ]; then
            printf "${BOL}${CYN}%s skipped!${RST}\n" "$TEST"
        fi
    else
        ((++failed))
        [ "$VERBOSE_ERRORS" ] || cat "$TMP/stderr" >&2
        printf "${BOL}${RED}%s failed!${RST}\n" "$TEST"
        [ "$STOP" ] && break
    fi
done

printf "${BOL}"

if ((passed > 0)); then
    printf "${GRN}tests passed: %d${RST}\n" "$passed"
fi
if ((skipped > 0)); then
    printf "${CYN}tests skipped: %s${RST}\n" "$skipped"
fi
if ((failed > 0)); then
    printf "${RED}tests failed: %s${RST}\n" "$failed"
    exit 1
fi