summaryrefslogtreecommitdiff
path: root/test/integration/framework
blob: 8efe473307b0b0a70dcd9af2201c6df065040421 (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
#!/bin/sh -- # no runable script, just for vi

# we all like colorful messages
CERROR="" # red
CWARNING="" # yellow
CMSG="" # green
CINFO="" # light blue
CDEBUG="" # blue
CNORMAL="" # default system console color
CDONE="" # green
CPASS="" # green
CFAIL="" # red
CCMD="" # pink

msgdie() { echo "${CERROR}E: $1${CNORMAL}" >&2; exit 1; }
msgwarn() { echo "${CWARNING}W: $1${CNORMAL}" >&2; }
msgmsg() { echo "${CMSG}$1${CNORMAL}" >&2; }
msginfo() { echo "${CINFO}I: $1${CNORMAL}" >&2; }
msgdebug() { echo "${CDEBUG}D: $1${CNORMAL}" >&2; }
msgdone() { echo "${CDONE}DONE${CNORMAL}" >&2; }
msgnwarn() { echo -n "${CWARNING}W: $1${CNORMAL}" >&2; }
msgnmsg() { echo -n "${CMSG}$1${CNORMAL}" >&2; }
msgninfo() { echo -n "${CINFO}I: $1${CNORMAL}" >&2; }
msgndebug() { echo -n "${CDEBUG}D: $1${CNORMAL}" >&2; }
msgtest() { echo -n "${CINFO}$1 ${CCMD}$(echo "$2" | sed -e 's/^aptc/apt-c/' -e 's/^aptg/apt-g/' -e 's/^aptf/apt-f/')${CINFO} …${CNORMAL} " >&2; }
msgpass() { echo "${CPASS}PASS${CNORMAL}" >&2; }
msgskip() { echo "${CWARNING}SKIP${CNORMAL}" >&2; }
msgfail() { echo "${CFAIL}FAIL${CNORMAL}" >&2; }

# enable / disable Debugging
MSGLEVEL=${MSGLEVEL:-3}
if [ $MSGLEVEL -le 0 ]; then
	msgdie() { true; }
fi
if [ $MSGLEVEL -le 1 ]; then
	msgwarn() { true; }
	msgnwarn() { true; }
fi
if [ $MSGLEVEL -le 2 ]; then
	msgmsg() { true; }
	msgnmsg() { true; }
fi
if [ $MSGLEVEL -le 3 ]; then
	msginfo() { true; }
	msgninfo() { true; }
fi
if [ $MSGLEVEL -le 4 ]; then
	msgdebug() { true; }
	msgndebug() { true; }
fi
msgdone() {
	if [ "$1" = "debug" -a $MSGLEVEL -le 4 ] ||
	   [ "$1" = "info" -a $MSGLEVEL -le 3 ] ||
	   [ "$1" = "msg" -a $MSGLEVEL -le 2 ] ||
	   [ "$1" = "warn" -a $MSGLEVEL -le 1 ] ||
	   [ "$1" = "die" -a $MSGLEVEL -le 0 ]; then
		true;
	else
		echo "${CDONE}DONE${CNORMAL}" >&2;
	fi
}

runapt() {
	msgdebug "Executing: ${CCMD}$*${CDEBUG} "
	if [ -f ./aptconfig.conf ]; then
		APT_CONFIG=aptconfig.conf LD_LIBRARY_PATH=${BUILDDIRECTORY} ${BUILDDIRECTORY}/$*
	else
		LD_LIBRARY_PATH=${BUILDDIRECTORY} ${BUILDDIRECTORY}/$*
	fi
}
aptconfig() { runapt apt-config $*; }
aptcache() { runapt apt-cache $*; }
aptget() { runapt apt-get $*; }
aptftparchive() { runapt apt-ftparchive $*; }

setupenvironment() {
	TMPWORKINGDIRECTORY=$(mktemp -d)
	local TESTDIR=$(readlink -f $(dirname $0))
	msgninfo "Preparing environment for ${CCMD}$0${CINFO} in ${TMPWORKINGDIRECTORY}… "
	BUILDDIRECTORY="${TESTDIR}/../../build/bin"
	test -x "${BUILDDIRECTORY}/apt-get" || msgdie "You need to build tree first"
	local OLDWORKINGDIRECTORY=$(pwd)
	CURRENTTRAP="cd /; rm -rf $TMPWORKINGDIRECTORY; cd $OLDWORKINGDIRECTORY"
	trap "$CURRENTTRAP" 0 HUP INT QUIT ILL ABRT FPE SEGV PIPE TERM
	cd $TMPWORKINGDIRECTORY
	mkdir rootdir aptarchive keys
	cd rootdir
	mkdir -p etc/apt/apt.conf.d etc/apt/sources.list.d etc/apt/trusted.gpg.d etc/apt/preferences.d var/cache
	mkdir -p var/log/apt var/lib/apt
	mkdir -p var/lib/dpkg/info var/lib/dpkg/updates var/lib/dpkg/triggers
	local STATUSFILE=$(echo "$(basename $0)" | sed 's/^test-/status-/')
	if [ -f "${TESTDIR}/${STATUSFILE}" ]; then
		cp "${TESTDIR}/${STATUSFILE}" var/lib/dpkg/status
	else
		touch var/lib/dpkg/status
	fi
	touch var/lib/dpkg/available
	mkdir -p usr/lib/apt
	ln -s ${BUILDDIRECTORY}/methods usr/lib/apt/methods
	cd ..
	local PACKAGESFILE=$(echo "$(basename $0)" | sed 's/^test-/Packages-/')
	if [ -f "${TESTDIR}/${PACKAGESFILE}" ]; then
		cp "${TESTDIR}/${PACKAGESFILE}" aptarchive/Packages
	else
		touch aptarchive/Packages
	fi
	cp $(find $TESTDIR -name '*.pub' -o -name '*.sec') keys/
	ln -s ${TMPWORKINGDIRECTORY}/keys/joesixpack.pub rootdir/etc/apt/trusted.gpg.d/joesixpack.gpg
	echo "Dir \"${TMPWORKINGDIRECTORY}/rootdir\";" > aptconfig.conf
	echo "Debug::NoLocking \"true\";" >> aptconfig.conf
	echo "APT::Get::Show-User-Simulation-Note \"false\";" >> aptconfig.conf
	echo "Dir::Bin::dpkg \"fakeroot\";" >> aptconfig.conf
	echo "DPKG::options:: \"dpkg\";" >> aptconfig.conf
	echo "DPKG::options:: \"--root=${TMPWORKINGDIRECTORY}/rootdir\";" >> aptconfig.conf
	echo "DPKG::options:: \"--force-not-root\";" >> aptconfig.conf
	echo "DPKG::options:: \"--force-bad-path\";" >> aptconfig.conf
	echo "DPKG::options:: \"--log=${TMPWORKINGDIRECTORY}/rootdir/var/log/dpkg.log\";" >> aptconfig.conf
	export LC_ALL=C
	msgdone "info"
}

configarchitecture() {
	local CONFFILE=rootdir/etc/apt/apt.conf.d/01multiarch.conf
	echo "APT::Architecture \"$1\";" > $CONFFILE
	shift
	while [ -n "$1" ]; do
		echo "APT::Architectures:: \"$1\";" >> $CONFFILE
		shift
	done
}

setupsimplenativepackage() {
	local NAME="$1"
	local ARCH="$2"
	local VERSION="$3"
	local RELEASE="${4:-unstable}"
	local DEPENDENCIES="$5"
	local DESCRIPTION="$6"
	local SECTION="${7:-others}"
	local DISTSECTION
	if [ "$SECTION" = "$(echo "$SECTION" | cut -d'/' -f 2)" ]; then
		DISTSECTION="main"
	else
		DISTSECTION="$(echo "$SECTION" | cut -d'/' -f 1)"
	fi
	local BUILDDIR=incoming/${NAME}-${VERSION}
	mkdir -p ${BUILDDIR}/debian/source
	cd ${BUILDDIR}
	echo "* most suckless software product ever" > FEATURES
	test -e debian/copyright || echo "Copyleft by Joe Sixpack $(date +%Y)" > debian/copyright
	test -e debian/changelog || echo "$NAME ($VERSION) $RELEASE; urgency=low

  * Initial release

 -- Joe Sixpack <joe@example.org>  $(date -R)" > debian/changelog
	test -e debian/control || echo "Source: $NAME
Section: $SECTION
Priority: optional
Maintainer: Joe Sixpack <joe@example.org>
Build-Depends: debhelper (>= 7)
Standards-Version: 3.9.1

Package: $NAME
Architecture: $ARCH" > debian/control
	test -z "$DEPENDENCIES" || echo "$DEPENDENCIES" >> debian/control
	if [ -z "$DESCRIPTION" ]; then
		echo "Description: an autogenerated dummy ${NAME}=${VERSION}/${RELEASE}
 If you find such a package installed on your system,
 YOU did something horribly wrong! They are autogenerated
 und used only by testcases for APT and surf no other propose…" >> debian/control
	else
		echo "Description: $DESCRIPTION" >> debian/control
	fi
	test -e debian/compat || echo "7" > debian/compat
	test -e debian/source/format || echo "3.0 (native)" > debian/source/format
	test -e debian/rules || cp /usr/share/doc/debhelper/examples/rules.tiny debian/rules
	cd - > /dev/null
}

buildsimplenativepackage() {
	local NAME="$1"
	local ARCH="$2"
	local VERSION="$3"
	local RELEASE="${4:-unstable}"
	local DEPENDENCIES="$5"
	local DESCRIPTION="$6"
	local SECTION="${7:-others}"
	local DISTSECTION
	if [ "$SECTION" = "$(echo "$SECTION" | cut -d'/' -f 2)" ]; then
		DISTSECTION="main"
	else
		DISTSECTION="$(echo "$SECTION" | cut -d'/' -f 1)"
	fi
	setupsimplenativepackage "$NAME" "$ARCH" "$VERSION" "$RELEASE" "$DEPENDENCIES" "$DESCRIPTION" "$SECTION"
	buildpackage "incoming/${NAME}-${VERSION}" "$RELEASE" "$DISTSECTION"
	rm -rf "incoming/${NAME}-${VERSION}"
}

buildpackage() {
	local BUILDDIR=$1
	local RELEASE=$2
	local SECTION=$3
	msgninfo "Build package $(echo "$BUILDDIR" | grep -o '[^/]*$') for ${RELEASE} in ${SECTION}… "
	cd $BUILDDIR
	if [ "$ARCH" = "all" ]; then
		ARCH="$(dpkg-architecture -qDEB_HOST_ARCH 2> /dev/null)"
	fi
	local BUILT="$(dpkg-buildpackage -uc -us -a$ARCH 2> /dev/null)"
	local PKGS="$( echo "$BUILT" | grep '^dpkg-deb: building package' | cut -d'/' -f 2 | sed -e "s#'\.##")"
	local SRCS="$( echo "$BUILT" | grep '^dpkg-source: info: building' | grep -o '[a-z0-9._-]*$')"
	cd - > /dev/null
	for PKG in $PKGS; do
		echo "pool/${PKG}" >> ${TMPWORKINGDIRECTORY}/incoming/${RELEASE}.${SECTION}.pkglist
	done
	for SRC in $SRCS; do
		echo "pool/${SRC}" >> ${TMPWORKINGDIRECTORY}/incoming/${RELEASE}.${SECTION}.srclist
	done
	msgdone "info"
}

buildaptarchive() {
	if [ -d incoming ]; then
		buildaptarchivefromincoming $*
	else
		buildaptarchivefromfiles $*
	fi
}

createaptftparchiveconfig() {
	local ARCHS="$(find pool/ -name '*.deb' | grep -oE '_[a-z0-9-]+\.deb$' | sort | uniq | sed -e '/^_all.deb$/ d' -e 's#^_\([a-z0-9-]*\)\.deb$#\1#' | tr '\n' ' ')"
	echo -n 'Dir {
	ArchiveDir "' >> ftparchive.conf
	echo -n $(readlink -f .) >> ftparchive.conf
	echo -n '";
	CacheDir "' >> ftparchive.conf
	echo -n $(readlink -f ..) >> ftparchive.conf
	echo -n '";
	FileListDir "' >> ftparchive.conf
	echo -n $(readlink -f pool/) >> ftparchive.conf
	echo -n '";
};
Default {
	Packages::Compress ". gzip bzip2 lzma";
	Sources::Compress ". gzip bzip2 lzma";
	Contents::Compress ". gzip bzip2 lzma";
};
TreeDefault {
	Directory "pool/";
	SrcDirectory "pool/";
};
APT {
	FTPArchive {
		Release {
			Origin "joesixpack";
			Label "apttestcases";
			Suite "unstable";
			Description "repository with dummy packages";
			Architectures "' >> ftparchive.conf
	echo -n "$ARCHS" >> ftparchive.conf
	echo 'source";
		};
	};
};' >> ftparchive.conf
	for DIST in $(find ./pool/ -maxdepth 1 -name '*.pkglist' -type f | cut -d'/' -f 3 | cut -d'.' -f 1 | sort | uniq); do
		echo -n 'tree "dists/' >> ftparchive.conf
		echo -n "$DIST" >> ftparchive.conf
		echo -n '" {
	Architectures "' >> ftparchive.conf
		echo -n "$ARCHS" >> ftparchive.conf
		echo -n 'source";
	FileList "' >> ftparchive.conf
		echo -n "${DIST}.\$(SECTION).pkglist" >> ftparchive.conf
		echo -n '";
	SourceFileList "' >> ftparchive.conf
		echo -n "${DIST}.\$(SECTION).srclist" >> ftparchive.conf
		echo -n '";
	Sections "' >> ftparchive.conf
		echo -n "$(find ./pool/ -maxdepth 1 -name "${DIST}.*.pkglist" -type f | cut -d'/' -f 3 | cut -d'.' -f 2 | sort | uniq | tr '\n' ' ')" >> ftparchive.conf
		echo '";
};' >> ftparchive.conf
	done
}

buildaptftparchivedirectorystructure() {
	local DISTS="$(grep -i '^tree ' ftparchive.conf | cut -d'/' -f 2 | sed -e 's#".*##')"
	for DIST in $DISTS; do
		local SECTIONS="$(grep -i -A 5 "dists/$DIST" ftparchive.conf | grep -i 'Sections' | cut -d'"' -f 2)"
		for SECTION in $SECTIONS; do
			local ARCHS="$(grep -A 5 "dists/$DIST" ftparchive.conf | grep Architectures | cut -d'"' -f 2 | sed -e 's#source##')"
			for ARCH in $ARCHS; do
				mkdir -p dists/${DIST}/${SECTION}/binary-${ARCH}
			done
			mkdir -p dists/${DIST}/${SECTION}/source
			mkdir -p dists/${DIST}/${SECTION}/i18n
		done
	done
}

buildaptarchivefromincoming() {
	msginfo "Build APT archive for ${CCMD}$0${CINFO} based on incoming packages…"
	cd aptarchive
	[ -e pool ] || ln -s ../incoming pool
	[ -e ftparchive.conf ] || createaptftparchiveconfig
	[ -e dists ] || buildaptftparchivedirectorystructure
	msgninfo "\tGenerate Packages, Sources and Contents files… "
	aptftparchive -qq generate ftparchive.conf
	msgdone "info"
	msgninfo "\tGenerate Release files… "
	for dir in $(find ./dists -mindepth 1 -maxdepth 1 -type d); do
		aptftparchive -qq release $dir -o APT::FTPArchive::Release::Codename="$(echo "$dir" | cut -d'/' -f 3)" | sed -e '/0 Release$/ d' > $dir/Release # remove the self reference
	done
	cd - > /dev/null
	msgdone "info"
}

buildaptarchivefromfiles() {
	msginfo "Build APT archive for ${CCMD}$0${CINFO} based on prebuild files…"
	cd aptarchive
	if [ -f Packages ]; then
		msgninfo "\tPackages file… "
		cat Packages | gzip > Packages.gz
		cat Packages | bzip2 > Packages.bz2
		cat Packages | lzma > Packages.lzma
		msgdone "info"
	fi
	if [ -f Sources ]; then
		msgninfo "\tSources file… "
		cat Sources | gzip > Sources.gz
		cat Sources | bzip2 > Sources.bz2
		cat Sources | lzma > Sources.lzma
		msgdone "info"
	fi
	msgninfo "\tRelease file… "
	aptftparchive -qq release . | sed -e '/0 Release$/ d' > Release # remove the self reference
	msgdone "info"
	cd ..
}

setupdistsaptarchive() {
	local APTARCHIVE=$(readlink -f ./aptarchive)
	rm -f root/etc/apt/sources.list.d/apt-test-*-deb.list
	rm -f root/etc/apt/sources.list.d/apt-test-*-deb-src.list
	for DISTS in $(find ./aptarchive/dists/ -mindepth 1 -maxdepth 1 -type d | cut -d'/' -f 4); do
		SECTIONS=$(find ./aptarchive/dists/${DISTS}/ -mindepth 1 -maxdepth 1 -type d | cut -d'/' -f 5 | tr '\n' ' ')
		msgninfo "\tadd deb and deb-src sources.list lines for ${CCMD}${DISTS} ${SECTIONS}${CINFO}… "
		echo "deb file://$APTARCHIVE $DISTS $SECTIONS" > rootdir/etc/apt/sources.list.d/apt-test-${DISTS}-deb.list
		echo "deb-src file://$APTARCHIVE $DISTS $SECTIONS" > rootdir/etc/apt/sources.list.d/apt-test-${DISTS}-deb-src.list
		msgdone "info"
	done
}

setupflataptarchive() {
	local APTARCHIVE=$(readlink -f ./aptarchive)
	if [ -f ${APTARCHIVE}/Packages ]; then
		msgninfo "\tadd deb sources.list line… "
		echo "deb file://$APTARCHIVE /" > rootdir/etc/apt/sources.list.d/apt-test-archive-deb.list
		msgdone "info"
	else
		rm -f rootdir/etc/apt/sources.list.d/apt-test-archive-deb.list
	fi
	if [ -f ${APTARCHIVE}/Sources ]; then
		msgninfo "\tadd deb-src sources.list line… "
		echo "deb-src file://$APTARCHIVE /" > rootdir/etc/apt/sources.list.d/apt-test-archive-deb-src.list
		msgdone "info"
	else
		rm -f rootdir/etc/apt/sources.list.d/apt-test-archive-deb-src.list
	fi
}

setupaptarchive() {
	buildaptarchive
	if [ -e aptarchive/dists ]; then
		setupdistsaptarchive
	else
		setupflataptarchive
	fi
	signreleasefiles
	msgninfo "\tSync APT's cache with the archive… "
	aptget update -qq
	msgdone "info"
}

signreleasefiles() {
	local SIGNER="${1:-Joe Sixpack}"
	msgninfo "\tSign archive with $SIGNER key… "
	local SECKEYS=""
	for KEY in $(find keys/ -name '*.sec'); do
		SECKEYS="$SECKEYS --secret-keyring $KEY"
	done
	local PUBKEYS=""
	for KEY in $(find keys/ -name '*.pub'); do
		PUBKEYS="$PUBKEYS --keyring $KEY"
	done
	for RELEASE in $(find aptarchive/ -name Release); do
		gpg --yes --no-default-keyring $SECKEYS $PUBKEYS --default-key "$SIGNER" -abs -o ${RELEASE}.gpg ${RELEASE}
	done
	msgdone "info"
}

changetowebserver() {
	if which weborf > /dev/null; then
		weborf -xb aptarchive/ 2>&1 > /dev/null &
		CURRENTTRAP="kill $(ps | grep weborf | sed -e 's#^[ ]*##' | cut -d' ' -f 1); $CURRENTTRAP"
		trap "$CURRENTTRAP" 0 HUP INT QUIT ILL ABRT FPE SEGV PIPE TERM
		local APTARCHIVE="file://$(readlink -f ./aptarchive)"
		for LIST in $(find rootdir/etc/apt/sources.list.d/ -name 'apt-test-*.list'); do
			sed -i $LIST -e "s#$APTARCHIVE#http://localhost:8080/#"
		done
		return 0
	fi
	return 1
}

checkdiff() {
	local DIFFTEXT="$($(which diff) -u $* | sed -e '/^---/ d' -e '/^+++/ d' -e '/^@@/ d')"
	if [ -n "$DIFFTEXT" ]; then
		echo
		echo "$DIFFTEXT"
		return 1
	else
		return 0
	fi
}

testfileequal() {
	local FILE="$1"
	shift
	msgtest "Test for correctness of file" "$FILE"
	if [ -z "$*" ]; then
		echo -n "" | checkdiff $FILE - && msgpass || msgfail
	else
		echo "$*" | checkdiff $FILE - && msgpass || msgfail
	fi
}

testequal() {
	local COMPAREFILE=$(mktemp)
	echo "$1" > $COMPAREFILE
	shift
	msgtest "Test for equality of" "$*"
	$* 2>&1 | checkdiff $COMPAREFILE - && msgpass || msgfail
	rm $COMPAREFILE
}

testequalor2() {
	local COMPAREFILE1=$(mktemp)
	local COMPAREFILE2=$(mktemp)
	local COMPAREAGAINST=$(mktemp)
	echo "$1" > $COMPAREFILE1
	echo "$2" > $COMPAREFILE2
	shift 2
	msgtest "Test for equality OR of" "$*"
	$* 2>&1 1> $COMPAREAGAINST
	(checkdiff $COMPAREFILE1 $COMPAREAGAINST 1> /dev/null ||
		checkdiff $COMPAREFILE2 $COMPAREAGAINST 1> /dev/null) && msgpass ||
		( echo "\n${CINFO}Diff against OR 1${CNORMAL}" "$(checkdiff $COMPAREFILE1 $COMPAREAGAINST)" \
		       "\n${CINFO}Diff against OR 2${CNORMAL}" "$(checkdiff $COMPAREFILE2 $COMPAREAGAINST)" &&
		  msgfail )
	rm $COMPAREFILE1 $COMPAREFILE2 $COMPAREAGAINST
}

testshowvirtual() {
	local VIRTUAL="N: Can't select versions from package '$1' as it purely virtual"
	local PACKAGE="$1"
	shift
	while [ -n "$1" ]; do
		VIRTUAL="${VIRTUAL}
N: Can't select versions from package '$1' as it purely virtual"
		PACKAGE="${PACKAGE} $1"
		shift
	done
	msgtest "Test for virtual packages" "apt-cache show $PACKAGE"
	VIRTUAL="${VIRTUAL}
N: No packages found"
	local COMPAREFILE=$(mktemp)
	local ARCH=$(dpkg-architecture -qDEB_HOST_ARCH_CPU)
	eval `apt-config shell ARCH APT::Architecture`
	echo "$VIRTUAL" | sed -e "s/:$ARCH//" -e 's/:all//' > $COMPAREFILE
	aptcache show $PACKAGE 2>&1 | checkdiff $COMPAREFILE - && msgpass || msgfail
	rm $COMPAREFILE
}

testnopackage() {
	msgtest "Test for non-existent packages" "apt-cache show $*"
	local SHOWPKG="$(aptcache show $* 2>&1 | grep '^Package: ')"
	if [ -n "$SHOWPKG" ]; then
		echo
		echo "$SHOWPKG"
		msgfail
		return 1
	fi
	msgpass
}