test/integration/framework

   1 #!/bin/sh -- # no runable script, just for vi
   2
   3 # we all like colorful messages
   4 CERROR="\e[1;31m" # red
   5 CWARNING="\e[1;33m" # yellow
   6 CMSG="\e[1;32m" # green
   7 CINFO="\e[1;96m" # light blue
   8 CDEBUG="\e[1;94m" # blue
   9 CNORMAL="\e[0;39m" # default system console color
  10 CDONE="\e[1;32m" # green
  11 CPASS="\e[1;32m" # green
  12 CFAIL="\e[1;31m" # red
  13 CCMD="\e[1;35m" # pink
  14
  15 msgdie() { echo "${CERROR}E: $1${CNORMAL}" >&2; exit 1; }
  16 msgwarn() { echo "${CWARNING}W: $1${CNORMAL}" >&2; }
  17 msgmsg() { echo "${CMSG}$1${CNORMAL}" >&2; }
  18 msginfo() { echo "${CINFO}I: $1${CNORMAL}" >&2; }
  19 msgdebug() { echo "${CDEBUG}D: $1${CNORMAL}" >&2; }
  20 msgdone() { echo "${CDONE}DONE${CNORMAL}" >&2; }
  21 msgnwarn() { echo -n "${CWARNING}W: $1${CNORMAL}" >&2; }
  22 msgnmsg() { echo -n "${CMSG}$1${CNORMAL}" >&2; }
  23 msgninfo() { echo -n "${CINFO}I: $1${CNORMAL}" >&2; }
  24 msgndebug() { echo -n "${CDEBUG}D: $1${CNORMAL}" >&2; }
  25 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} …${CNORMAL} " >&2; }
  26 msgpass() { echo "${CPASS}PASS${CNORMAL}" >&2; }
  27 msgskip() { echo "${CWARNING}SKIP${CNORMAL}" >&2; }
  28 msgfail() { echo "${CFAIL}FAIL${CNORMAL}" >&2; }
  29
  30 # enable / disable Debugging
  31 MSGLEVEL=${MSGLEVEL:-3}
  32 if [ $MSGLEVEL -le 0 ]; then
  33         msgdie() { true; }
  34 fi
  35 if [ $MSGLEVEL -le 1 ]; then
  36         msgwarn() { true; }
  37         msgnwarn() { true; }
  38 fi
  39 if [ $MSGLEVEL -le 2 ]; then
  40         msgmsg() { true; }
  41         msgnmsg() { true; }
  42 fi
  43 if [ $MSGLEVEL -le 3 ]; then
  44         msginfo() { true; }
  45         msgninfo() { true; }
  46 fi
  47 if [ $MSGLEVEL -le 4 ]; then
  48         msgdebug() { true; }
  49         msgndebug() { true; }
  50 fi
  51 msgdone() {
  52         if [ "$1" = "debug" -a $MSGLEVEL -le 4 ] ||
  53            [ "$1" = "info" -a $MSGLEVEL -le 3 ] ||
  54            [ "$1" = "msg" -a $MSGLEVEL -le 2 ] ||
  55            [ "$1" = "warn" -a $MSGLEVEL -le 1 ] ||
  56            [ "$1" = "die" -a $MSGLEVEL -le 0 ]; then
  57                 true;
  58         else
  59                 echo "${CDONE}DONE${CNORMAL}" >&2;
  60         fi
  61 }
  62
  63 runapt() {
  64         msgdebug "Executing: ${CCMD}$*${CDEBUG} "
  65         if [ -f ./aptconfig.conf ]; then
  66                 APT_CONFIG=aptconfig.conf LD_LIBRARY_PATH=${BUILDDIRECTORY} ${BUILDDIRECTORY}/$*
  67         elif [ -f ../aptconfig.conf ]; then
  68                 APT_CONFIG=../aptconfig.conf LD_LIBRARY_PATH=${BUILDDIRECTORY} ${BUILDDIRECTORY}/$*
  69         else
  70                 LD_LIBRARY_PATH=${BUILDDIRECTORY} ${BUILDDIRECTORY}/$*
  71         fi
  72 }
  73 aptconfig() { runapt apt-config $*; }
  74 aptcache() { runapt apt-cache $*; }
  75 aptget() { runapt apt-get $*; }
  76 aptftparchive() { runapt apt-ftparchive $*; }
  77 aptkey() { runapt apt-key $*; }
  78 dpkg() {
  79         $(which dpkg) --root=${TMPWORKINGDIRECTORY}/rootdir --force-not-root --force-bad-path --log=${TMPWORKINGDIRECTORY}/rootdir/var/log/dpkg.log $*
  80 }
  81
  82 setupenvironment() {
  83         TMPWORKINGDIRECTORY=$(mktemp -d)
  84         local TESTDIR=$(readlink -f $(dirname $0))
  85         msgninfo "Preparing environment for ${CCMD}$(basename $0)${CINFO} in ${TMPWORKINGDIRECTORY}… "
  86         BUILDDIRECTORY="${TESTDIR}/../../build/bin"
  87         test -x "${BUILDDIRECTORY}/apt-get" || msgdie "You need to build tree first"
  88         local OLDWORKINGDIRECTORY=$(pwd)
  89         CURRENTTRAP="cd /; rm -rf $TMPWORKINGDIRECTORY; cd $OLDWORKINGDIRECTORY"
  90         trap "$CURRENTTRAP" 0 HUP INT QUIT ILL ABRT FPE SEGV PIPE TERM
  91         cd $TMPWORKINGDIRECTORY
  92         mkdir rootdir aptarchive keys
  93         cd rootdir
  94         mkdir -p etc/apt/apt.conf.d etc/apt/sources.list.d etc/apt/trusted.gpg.d etc/apt/preferences.d
  95         mkdir -p var/cache var/lib var/log
  96         mkdir -p var/lib/dpkg/info var/lib/dpkg/updates var/lib/dpkg/triggers
  97         local STATUSFILE=$(echo "$(basename $0)" | sed -e 's/^test-/status-/' -e 's/^skip-/status-/')
  98         if [ -f "${TESTDIR}/${STATUSFILE}" ]; then
  99                 cp "${TESTDIR}/${STATUSFILE}" var/lib/dpkg/status
 100         else
 101                 touch var/lib/dpkg/status
 102         fi
 103         touch var/lib/dpkg/available
 104         mkdir -p usr/lib/apt
 105         ln -s ${BUILDDIRECTORY}/methods usr/lib/apt/methods
 106         cd ..
 107         local PACKAGESFILE=$(echo "$(basename $0)" | sed -e 's/^test-/Packages-/' -e 's/^skip-/Packages-/')
 108         if [ -f "${TESTDIR}/${PACKAGESFILE}" ]; then
 109                 cp "${TESTDIR}/${PACKAGESFILE}" aptarchive/Packages
 110         else
 111                 touch aptarchive/Packages
 112         fi
 113         cp $(find $TESTDIR -name '*.pub' -o -name '*.sec') keys/
 114         ln -s ${TMPWORKINGDIRECTORY}/keys/joesixpack.pub rootdir/etc/apt/trusted.gpg.d/joesixpack.gpg
 115         echo "Dir \"${TMPWORKINGDIRECTORY}/rootdir\";" > aptconfig.conf
 116         echo "Dir::state::status \"${TMPWORKINGDIRECTORY}/rootdir/var/lib/dpkg/status\";" >> aptconfig.conf
 117         echo "Debug::NoLocking \"true\";" >> aptconfig.conf
 118         echo "APT::Get::Show-User-Simulation-Note \"false\";" >> aptconfig.conf
 119         echo "Dir::Bin::dpkg \"fakeroot\";" >> aptconfig.conf
 120         echo "DPKG::options:: \"dpkg\";" >> aptconfig.conf
 121         echo "DPKG::options:: \"--root=${TMPWORKINGDIRECTORY}/rootdir\";" >> aptconfig.conf
 122         echo "DPKG::options:: \"--force-not-root\";" >> aptconfig.conf
 123         echo "DPKG::options:: \"--force-bad-path\";" >> aptconfig.conf
 124         echo "DPKG::options:: \"--log=${TMPWORKINGDIRECTORY}/rootdir/var/log/dpkg.log\";" >> aptconfig.conf
 125         export LC_ALL=C
 126         msgdone "info"
 127 }
 128
 129 configarchitecture() {
 130         local CONFFILE=rootdir/etc/apt/apt.conf.d/01multiarch.conf
 131         echo "APT::Architecture \"$1\";" > $CONFFILE
 132         shift
 133         while [ -n "$1" ]; do
 134                 echo "APT::Architectures:: \"$1\";" >> $CONFFILE
 135                 shift
 136         done
 137 }
 138
 139 setupsimplenativepackage() {
 140         local NAME="$1"
 141         local ARCH="$2"
 142         local VERSION="$3"
 143         local RELEASE="${4:-unstable}"
 144         local DEPENDENCIES="$5"
 145         local DESCRIPTION="$6"
 146         local SECTION="${7:-others}"
 147         local DISTSECTION
 148         if [ "$SECTION" = "$(echo "$SECTION" | cut -d'/' -f 2)" ]; then
 149                 DISTSECTION="main"
 150         else
 151                 DISTSECTION="$(echo "$SECTION" | cut -d'/' -f 1)"
 152         fi
 153         local BUILDDIR=incoming/${NAME}-${VERSION}
 154         mkdir -p ${BUILDDIR}/debian/source
 155         cd ${BUILDDIR}
 156         echo "* most suckless software product ever" > FEATURES
 157         test -e debian/copyright || echo "Copyleft by Joe Sixpack $(date +%Y)" > debian/copyright
 158         test -e debian/changelog || echo "$NAME ($VERSION) $RELEASE; urgency=low
 159
 160   * Initial release
 161
 162  -- Joe Sixpack <joe@example.org>  $(date -R)" > debian/changelog
 163         test -e debian/control || echo "Source: $NAME
 164 Section: $SECTION
 165 Priority: optional
 166 Maintainer: Joe Sixpack <joe@example.org>
 167 Build-Depends: debhelper (>= 7)
 168 Standards-Version: 3.9.1
 169
 170 Package: $NAME
 171 Architecture: $ARCH" > debian/control
 172         test -z "$DEPENDENCIES" || echo "$DEPENDENCIES" >> debian/control
 173         if [ -z "$DESCRIPTION" ]; then
 174                 echo "Description: an autogenerated dummy ${NAME}=${VERSION}/${RELEASE}
 175  If you find such a package installed on your system,
 176  YOU did something horribly wrong! They are autogenerated
 177  und used only by testcases for APT and surf no other propose…" >> debian/control
 178         else
 179                 echo "Description: $DESCRIPTION" >> debian/control
 180         fi
 181         test -e debian/compat || echo "7" > debian/compat
 182         test -e debian/source/format || echo "3.0 (native)" > debian/source/format
 183         test -e debian/rules || cp /usr/share/doc/debhelper/examples/rules.tiny debian/rules
 184         cd - > /dev/null
 185 }
 186
 187 buildsimplenativepackage() {
 188         local NAME="$1"
 189         local ARCH="$2"
 190         local VERSION="$3"
 191         local RELEASE="${4:-unstable}"
 192         local DEPENDENCIES="$5"
 193         local DESCRIPTION="$6"
 194         local SECTION="${7:-others}"
 195         local DISTSECTION
 196         if [ "$SECTION" = "$(echo "$SECTION" | cut -d'/' -f 2)" ]; then
 197                 DISTSECTION="main"
 198         else
 199                 DISTSECTION="$(echo "$SECTION" | cut -d'/' -f 1)"
 200         fi
 201         setupsimplenativepackage "$NAME" "$ARCH" "$VERSION" "$RELEASE" "$DEPENDENCIES" "$DESCRIPTION" "$SECTION"
 202         buildpackage "incoming/${NAME}-${VERSION}" "$RELEASE" "$DISTSECTION"
 203         rm -rf "incoming/${NAME}-${VERSION}"
 204 }
 205
 206 buildpackage() {
 207         local BUILDDIR=$1
 208         local RELEASE=$2
 209         local SECTION=$3
 210         msgninfo "Build package $(echo "$BUILDDIR" | grep -o '[^/]*$') for ${RELEASE} in ${SECTION}… "
 211         cd $BUILDDIR
 212         if [ "$ARCH" = "all" ]; then
 213                 ARCH="$(dpkg-architecture -qDEB_HOST_ARCH 2> /dev/null)"
 214         fi
 215         local BUILT="$(dpkg-buildpackage -uc -us -a$ARCH 2> /dev/null)"
 216         local PKGS="$( echo "$BUILT" | grep '^dpkg-deb: building package' | cut -d'/' -f 2 | sed -e "s#'\.##")"
 217         local SRCS="$( echo "$BUILT" | grep '^dpkg-source: info: building' | grep -o '[a-z0-9._+~-]*$')"
 218         cd - > /dev/null
 219         for PKG in $PKGS; do
 220                 echo "pool/${PKG}" >> ${TMPWORKINGDIRECTORY}/incoming/${RELEASE}.${SECTION}.pkglist
 221         done
 222         for SRC in $SRCS; do
 223                 echo "pool/${SRC}" >> ${TMPWORKINGDIRECTORY}/incoming/${RELEASE}.${SECTION}.srclist
 224         done
 225         msgdone "info"
 226 }
 227
 228 buildaptarchive() {
 229         if [ -d incoming ]; then
 230                 buildaptarchivefromincoming $*
 231         else
 232                 buildaptarchivefromfiles $*
 233         fi
 234 }
 235
 236 createaptftparchiveconfig() {
 237         local ARCHS="$(find pool/ -name '*.deb' | grep -oE '_[a-z0-9-]+\.deb$' | sort | uniq | sed -e '/^_all.deb$/ d' -e 's#^_\([a-z0-9-]*\)\.deb$#\1#' | tr '\n' ' ')"
 238         if [ -z "$ARCHS" ]; then
 239                 # the pool is empty, so we will operate on faked packages - let us use the configured archs
 240                 ARCHS="$(aptconfig dump | grep APT::Architecture | cut -d'"' -f 2 | sed '/^$/ d' | sort | uniq | tr '\n' ' ')"
 241         fi
 242         echo -n 'Dir {
 243         ArchiveDir "' >> ftparchive.conf
 244         echo -n $(readlink -f .) >> ftparchive.conf
 245         echo -n '";
 246         CacheDir "' >> ftparchive.conf
 247         echo -n $(readlink -f ..) >> ftparchive.conf
 248         echo -n '";
 249         FileListDir "' >> ftparchive.conf
 250         echo -n $(readlink -f pool/) >> ftparchive.conf
 251         echo -n '";
 252 };
 253 Default {
 254         Packages::Compress ". gzip bzip2 lzma";
 255         Sources::Compress ". gzip bzip2 lzma";
 256         Contents::Compress ". gzip bzip2 lzma";
 257 };
 258 TreeDefault {
 259         Directory "pool/";
 260         SrcDirectory "pool/";
 261 };
 262 APT {
 263         FTPArchive {
 264                 Release {
 265                         Origin "joesixpack";
 266                         Label "apttestcases";
 267                         Suite "unstable";
 268                         Description "repository with dummy packages";
 269                         Architectures "' >> ftparchive.conf
 270         echo -n "$ARCHS" >> ftparchive.conf
 271         echo 'source";
 272                 };
 273         };
 274 };' >> ftparchive.conf
 275         for DIST in $(find ./pool/ -maxdepth 1 -name '*.pkglist' -type f | cut -d'/' -f 3 | cut -d'.' -f 1 | sort | uniq); do
 276                 echo -n 'tree "dists/' >> ftparchive.conf
 277                 echo -n "$DIST" >> ftparchive.conf
 278                 echo -n '" {
 279         Architectures "' >> ftparchive.conf
 280                 echo -n "$ARCHS" >> ftparchive.conf
 281                 echo -n 'source";
 282         FileList "' >> ftparchive.conf
 283                 echo -n "${DIST}.\$(SECTION).pkglist" >> ftparchive.conf
 284                 echo -n '";
 285         SourceFileList "' >> ftparchive.conf
 286                 echo -n "${DIST}.\$(SECTION).srclist" >> ftparchive.conf
 287                 echo -n '";
 288         Sections "' >> ftparchive.conf
 289                 echo -n "$(find ./pool/ -maxdepth 1 -name "${DIST}.*.pkglist" -type f | cut -d'/' -f 3 | cut -d'.' -f 2 | sort | uniq | tr '\n' ' ')" >> ftparchive.conf
 290                 echo '";
 291 };' >> ftparchive.conf
 292         done
 293 }
 294
 295 buildaptftparchivedirectorystructure() {
 296         local DISTS="$(grep -i '^tree ' ftparchive.conf | cut -d'/' -f 2 | sed -e 's#".*##')"
 297         for DIST in $DISTS; do
 298                 local SECTIONS="$(grep -i -A 5 "dists/$DIST" ftparchive.conf | grep -i 'Sections' | cut -d'"' -f 2)"
 299                 for SECTION in $SECTIONS; do
 300                         local ARCHS="$(grep -A 5 "dists/$DIST" ftparchive.conf | grep Architectures | cut -d'"' -f 2 | sed -e 's#source##')"
 301                         for ARCH in $ARCHS; do
 302                                 mkdir -p dists/${DIST}/${SECTION}/binary-${ARCH}
 303                         done
 304                         mkdir -p dists/${DIST}/${SECTION}/source
 305                         mkdir -p dists/${DIST}/${SECTION}/i18n
 306                 done
 307         done
 308 }
 309
 310 buildaptarchivefromincoming() {
 311         msginfo "Build APT archive for ${CCMD}$(basename $0)${CINFO} based on incoming packages…"
 312         cd aptarchive
 313         [ -e pool ] || ln -s ../incoming pool
 314         [ -e ftparchive.conf ] || createaptftparchiveconfig
 315         [ -e dists ] || buildaptftparchivedirectorystructure
 316         msgninfo "\tGenerate Packages, Sources and Contents files… "
 317         aptftparchive -qq generate ftparchive.conf
 318         msgdone "info"
 319         msgninfo "\tGenerate Release files… "
 320         for dir in $(find ./dists -mindepth 1 -maxdepth 1 -type d); do
 321                 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
 322         done
 323         cd - > /dev/null
 324         msgdone "info"
 325 }
 326
 327 buildaptarchivefromfiles() {
 328         msginfo "Build APT archive for ${CCMD}$(basename $0)${CINFO} based on prebuild files…"
 329         cd aptarchive
 330         if [ -f Packages ]; then
 331                 msgninfo "\tPackages file… "
 332                 cat Packages | gzip > Packages.gz
 333                 cat Packages | bzip2 > Packages.bz2
 334                 cat Packages | lzma > Packages.lzma
 335                 msgdone "info"
 336         fi
 337         if [ -f Sources ]; then
 338                 msgninfo "\tSources file… "
 339                 cat Sources | gzip > Sources.gz
 340                 cat Sources | bzip2 > Sources.bz2
 341                 cat Sources | lzma > Sources.lzma
 342                 msgdone "info"
 343         fi
 344         msgninfo "\tRelease file… "
 345         aptftparchive -qq release . | sed -e '/0 Release$/ d' > Release # remove the self reference
 346         msgdone "info"
 347         cd ..
 348 }
 349
 350 setupdistsaptarchive() {
 351         local APTARCHIVE=$(readlink -f ./aptarchive)
 352         rm -f root/etc/apt/sources.list.d/apt-test-*-deb.list
 353         rm -f root/etc/apt/sources.list.d/apt-test-*-deb-src.list
 354         for DISTS in $(find ./aptarchive/dists/ -mindepth 1 -maxdepth 1 -type d | cut -d'/' -f 4); do
 355                 SECTIONS=$(find ./aptarchive/dists/${DISTS}/ -mindepth 1 -maxdepth 1 -type d | cut -d'/' -f 5 | tr '\n' ' ')
 356                 msgninfo "\tadd deb and deb-src sources.list lines for ${CCMD}${DISTS} ${SECTIONS}${CINFO}… "
 357                 echo "deb file://$APTARCHIVE $DISTS $SECTIONS" > rootdir/etc/apt/sources.list.d/apt-test-${DISTS}-deb.list
 358                 echo "deb-src file://$APTARCHIVE $DISTS $SECTIONS" > rootdir/etc/apt/sources.list.d/apt-test-${DISTS}-deb-src.list
 359                 msgdone "info"
 360         done
 361 }
 362
 363 setupflataptarchive() {
 364         local APTARCHIVE=$(readlink -f ./aptarchive)
 365         if [ -f ${APTARCHIVE}/Packages ]; then
 366                 msgninfo "\tadd deb sources.list line… "
 367                 echo "deb file://$APTARCHIVE /" > rootdir/etc/apt/sources.list.d/apt-test-archive-deb.list
 368                 msgdone "info"
 369         else
 370                 rm -f rootdir/etc/apt/sources.list.d/apt-test-archive-deb.list
 371         fi
 372         if [ -f ${APTARCHIVE}/Sources ]; then
 373                 msgninfo "\tadd deb-src sources.list line… "
 374                 echo "deb-src file://$APTARCHIVE /" > rootdir/etc/apt/sources.list.d/apt-test-archive-deb-src.list
 375                 msgdone "info"
 376         else
 377                 rm -f rootdir/etc/apt/sources.list.d/apt-test-archive-deb-src.list
 378         fi
 379 }
 380
 381 setupaptarchive() {
 382         buildaptarchive
 383         if [ -e aptarchive/dists ]; then
 384                 setupdistsaptarchive
 385         else
 386                 setupflataptarchive
 387         fi
 388         signreleasefiles
 389         msgninfo "\tSync APT's cache with the archive… "
 390         aptget update -qq
 391         msgdone "info"
 392 }
 393
 394 signreleasefiles() {
 395         local SIGNER="${1:-Joe Sixpack}"
 396         msgninfo "\tSign archive with $SIGNER key… "
 397         local SECKEYS=""
 398         for KEY in $(find keys/ -name '*.sec'); do
 399                 SECKEYS="$SECKEYS --secret-keyring $KEY"
 400         done
 401         local PUBKEYS=""
 402         for KEY in $(find keys/ -name '*.pub'); do
 403                 PUBKEYS="$PUBKEYS --keyring $KEY"
 404         done
 405         for RELEASE in $(find aptarchive/ -name Release); do
 406                 gpg --yes --no-default-keyring $SECKEYS $PUBKEYS --default-key "$SIGNER" -abs -o ${RELEASE}.gpg ${RELEASE}
 407         done
 408         msgdone "info"
 409 }
 410
 411 changetowebserver() {
 412         if which weborf > /dev/null; then
 413                 weborf -xb aptarchive/ 2>&1 > /dev/null &
 414                 CURRENTTRAP="kill $(ps | grep weborf | sed -e 's#^[ ]*##' | cut -d' ' -f 1); $CURRENTTRAP"
 415                 trap "$CURRENTTRAP" 0 HUP INT QUIT ILL ABRT FPE SEGV PIPE TERM
 416                 local APTARCHIVE="file://$(readlink -f ./aptarchive)"
 417                 for LIST in $(find rootdir/etc/apt/sources.list.d/ -name 'apt-test-*.list'); do
 418                         sed -i $LIST -e "s#$APTARCHIVE#http://localhost:8080/#"
 419                 done
 420                 return 0
 421         fi
 422         return 1
 423 }
 424
 425 checkdiff() {
 426         local DIFFTEXT="$($(which diff) -u $* | sed -e '/^---/ d' -e '/^+++/ d' -e '/^@@/ d')"
 427         if [ -n "$DIFFTEXT" ]; then
 428                 echo
 429                 echo "$DIFFTEXT"
 430                 return 1
 431         else
 432                 return 0
 433         fi
 434 }
 435
 436 testfileequal() {
 437         local FILE="$1"
 438         shift
 439         msgtest "Test for correctness of file" "$FILE"
 440         if [ -z "$*" ]; then
 441                 echo -n "" | checkdiff $FILE - && msgpass || msgfail
 442         else
 443                 echo "$*" | checkdiff $FILE - && msgpass || msgfail
 444         fi
 445 }
 446
 447 testequal() {
 448         local COMPAREFILE=$(mktemp)
 449         echo "$1" > $COMPAREFILE
 450         shift
 451         msgtest "Test for equality of" "$*"
 452         $* 2>&1 | checkdiff $COMPAREFILE - && msgpass || msgfail
 453         rm $COMPAREFILE
 454 }
 455
 456 testequalor2() {
 457         local COMPAREFILE1=$(mktemp)
 458         local COMPAREFILE2=$(mktemp)
 459         local COMPAREAGAINST=$(mktemp)
 460         echo "$1" > $COMPAREFILE1
 461         echo "$2" > $COMPAREFILE2
 462         shift 2
 463         msgtest "Test for equality OR of" "$*"
 464         $* 2>&1 1> $COMPAREAGAINST
 465         (checkdiff $COMPAREFILE1 $COMPAREAGAINST 1> /dev/null ||
 466                 checkdiff $COMPAREFILE2 $COMPAREAGAINST 1> /dev/null) && msgpass ||
 467                 ( echo "\n${CINFO}Diff against OR 1${CNORMAL}" "$(checkdiff $COMPAREFILE1 $COMPAREAGAINST)" \
 468                        "\n${CINFO}Diff against OR 2${CNORMAL}" "$(checkdiff $COMPAREFILE2 $COMPAREAGAINST)" &&
 469                   msgfail )
 470         rm $COMPAREFILE1 $COMPAREFILE2 $COMPAREAGAINST
 471 }
 472
 473 testshowvirtual() {
 474         local VIRTUAL="N: Can't select versions from package '$1' as it purely virtual"
 475         local PACKAGE="$1"
 476         shift
 477         while [ -n "$1" ]; do
 478                 VIRTUAL="${VIRTUAL}
 479 N: Can't select versions from package '$1' as it purely virtual"
 480                 PACKAGE="${PACKAGE} $1"
 481                 shift
 482         done
 483         msgtest "Test for virtual packages" "apt-cache show $PACKAGE"
 484         VIRTUAL="${VIRTUAL}
 485 N: No packages found"
 486         local COMPAREFILE=$(mktemp)
 487         local ARCH=$(dpkg-architecture -qDEB_HOST_ARCH_CPU)
 488         eval `apt-config shell ARCH APT::Architecture`
 489         echo "$VIRTUAL" | sed -e "s/:$ARCH//" -e 's/:all//' > $COMPAREFILE
 490         aptcache show -q=0 $PACKAGE 2>&1 | checkdiff $COMPAREFILE - && msgpass || msgfail
 491         rm $COMPAREFILE
 492 }
 493
 494 testnopackage() {
 495         msgtest "Test for non-existent packages" "apt-cache show $*"
 496         local SHOWPKG="$(aptcache show $* 2>&1 | grep '^Package: ')"
 497         if [ -n "$SHOWPKG" ]; then
 498                 echo
 499                 echo "$SHOWPKG"
 500                 msgfail
 501                 return 1
 502         fi
 503         msgpass
 504 }
 505
 506 testdpkginstalled() {
 507         msgtest "Test for correctly installed package(s) with" "dpkg -l $*"
 508         local PKGS="$(dpkg -l $* | grep '^[a-z]' | grep '^[^i]' | wc -l)"
 509         if [ "$PKGS" != 0 ]; then
 510                 echo $PKGS
 511                 dpkg -l $* | grep '^[a-z]'
 512                 msgfail
 513                 return 1
 514         fi
 515         msgpass
 516 }
 517
 518 testdpkgnoninstalled() {
 519         msgtest "Test for correctly non-installed package(s) with" "dpkg -l $*"
 520         local PKGS="$(dpkg -l $* | grep '^[a-z]' | grep '^[^u]' | wc -l)"
 521         if [ "$PKGS" != 0 ]; then
 522                 echo
 523                 dpkg -l $* | grep '^[a-z]'
 524                 msgfail
 525                 return 1
 526         fi
 527         msgpass
 528 }