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[apt.git] / test / integration / test-essential-force-loopbreak

#!/bin/sh
set -e

TESTDIR="$(readlink -f "$(dirname "$0")")"
. "$TESTDIR/framework"

setupenvironment
configarchitecture 'native'

insertinstalledpackage 'sysvinit' 'native' '1' 'Essential: yes'

buildsimplenativepackage 'sysvinit' 'native' '2' 'sid' 'Pre-Depends: sysvinit-core | systemd-sysv
Essential: yes'
buildsimplenativepackage 'sysvinit-core' 'native' '2' 'sid'

buildsimplenativepackage 'systemd-sysv' 'native' '2~conflict' 'sid-conflict' 'Conflicts: sysvinit (<< 2)
Breaks: sysvinit-core'

buildsimplenativepackage 'systemd-sysv' 'native' '2~break' 'sid-break' 'Breaks: sysvinit (<< 2), sysvinit-core'

setupaptarchive

cp -a rootdir/var/lib/dpkg/status dpkg.status.backup

testforcebreak() {
	cp -a dpkg.status.backup rootdir/var/lib/dpkg/status
	rm -f rootdir/var/lib/apt/extended_states
	testfailureequal "Reading package lists...
Building dependency tree...
The following additional packages will be installed:
  sysvinit
The following NEW packages will be installed:
  systemd-sysv
The following packages will be upgraded:
  sysvinit
1 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
E: This installation run will require temporarily removing the essential package sysvinit:$(getarchitecture 'native') due to a Conflicts/Pre-Depends loop. This is often bad, but if you really want to do it, activate the APT::Force-LoopBreak option.
E: Internal Error, Could not early remove sysvinit:$(dpkg --print-architecture) (2)" aptget install systemd-sysv -t "$1" -s
	# ensure that really nothing happens
	testfailure aptget install systemd-sysv -y -t "$1"
	testdpkginstalled 'sysvinit'
	testdpkgnotinstalled 'systemd-sysv'

	# with enough force however …
	cp -a dpkg.status.backup rootdir/var/lib/dpkg/status
	testsuccess aptget install systemd-sysv -y -t "$1" -o APT::Force-LoopBreak=1
	testdpkginstalled 'sysvinit' 'systemd-sysv'
}

testforcebreak 'sid-conflict'
testforcebreak 'sid-break'