package container

import (
	"os"
	"testing"
)

func TestMountDevOp(t *testing.T) {
	checkOpBehaviour(t, []opBehaviourTestCase{
		{"mountTmpfs", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, errUnique},
		}, errUnique},

		{"ensureFile null", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, errUnique},
		}, errUnique},

		{"bindMount null", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, errUnique},
		}, errUnique},

		{"ensureFile zero", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, errUnique},
		}, errUnique},

		{"bindMount zero", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, errUnique},
		}, errUnique},

		{"ensureFile full", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, errUnique},
		}, errUnique},

		{"bindMount full", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, errUnique},
		}, errUnique},

		{"ensureFile random", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, errUnique},
		}, errUnique},

		{"bindMount random", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, errUnique},
		}, errUnique},

		{"ensureFile urandom", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, errUnique},
		}, errUnique},

		{"bindMount urandom", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, errUnique},
		}, errUnique},

		{"ensureFile tty", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/tty", os.FileMode(0444), os.FileMode(0750)}, nil, errUnique},
		}, errUnique},

		{"bindMount tty", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/tty", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/tty", "/sysroot/dev/tty", uintptr(0), true}, nil, errUnique},
		}, errUnique},

		{"symlink stdin", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/tty", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/tty", "/sysroot/dev/tty", uintptr(0), true}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/0", "/sysroot/dev/stdin"}, nil, errUnique},
		}, wrapErrSelf(errUnique)},

		{"symlink stdout", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/tty", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/tty", "/sysroot/dev/tty", uintptr(0), true}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/0", "/sysroot/dev/stdin"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/1", "/sysroot/dev/stdout"}, nil, errUnique},
		}, wrapErrSelf(errUnique)},

		{"symlink stderr", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/tty", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/tty", "/sysroot/dev/tty", uintptr(0), true}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/0", "/sysroot/dev/stdin"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/1", "/sysroot/dev/stdout"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/2", "/sysroot/dev/stderr"}, nil, errUnique},
		}, wrapErrSelf(errUnique)},

		{"symlink fd", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/tty", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/tty", "/sysroot/dev/tty", uintptr(0), true}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/0", "/sysroot/dev/stdin"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/1", "/sysroot/dev/stdout"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/2", "/sysroot/dev/stderr"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd", "/sysroot/dev/fd"}, nil, errUnique},
		}, wrapErrSelf(errUnique)},

		{"symlink kcore", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/tty", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/tty", "/sysroot/dev/tty", uintptr(0), true}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/0", "/sysroot/dev/stdin"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/1", "/sysroot/dev/stdout"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/2", "/sysroot/dev/stderr"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd", "/sysroot/dev/fd"}, nil, nil},
			{"symlink", expectArgs{"/proc/kcore", "/sysroot/dev/core"}, nil, errUnique},
		}, wrapErrSelf(errUnique)},

		{"symlink ptmx", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/tty", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/tty", "/sysroot/dev/tty", uintptr(0), true}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/0", "/sysroot/dev/stdin"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/1", "/sysroot/dev/stdout"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/2", "/sysroot/dev/stderr"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd", "/sysroot/dev/fd"}, nil, nil},
			{"symlink", expectArgs{"/proc/kcore", "/sysroot/dev/core"}, nil, nil},
			{"symlink", expectArgs{"pts/ptmx", "/sysroot/dev/ptmx"}, nil, errUnique},
		}, wrapErrSelf(errUnique)},

		{"mkdir shm", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/tty", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/tty", "/sysroot/dev/tty", uintptr(0), true}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/0", "/sysroot/dev/stdin"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/1", "/sysroot/dev/stdout"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/2", "/sysroot/dev/stderr"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd", "/sysroot/dev/fd"}, nil, nil},
			{"symlink", expectArgs{"/proc/kcore", "/sysroot/dev/core"}, nil, nil},
			{"symlink", expectArgs{"pts/ptmx", "/sysroot/dev/ptmx"}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/shm", os.FileMode(0750)}, nil, errUnique},
		}, wrapErrSelf(errUnique)},

		{"mkdir devpts", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/tty", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/tty", "/sysroot/dev/tty", uintptr(0), true}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/0", "/sysroot/dev/stdin"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/1", "/sysroot/dev/stdout"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/2", "/sysroot/dev/stderr"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd", "/sysroot/dev/fd"}, nil, nil},
			{"symlink", expectArgs{"/proc/kcore", "/sysroot/dev/core"}, nil, nil},
			{"symlink", expectArgs{"pts/ptmx", "/sysroot/dev/ptmx"}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/shm", os.FileMode(0750)}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/pts", os.FileMode(0750)}, nil, errUnique},
		}, wrapErrSelf(errUnique)},

		{"mount devpts", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/tty", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/tty", "/sysroot/dev/tty", uintptr(0), true}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/0", "/sysroot/dev/stdin"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/1", "/sysroot/dev/stdout"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/2", "/sysroot/dev/stderr"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd", "/sysroot/dev/fd"}, nil, nil},
			{"symlink", expectArgs{"/proc/kcore", "/sysroot/dev/core"}, nil, nil},
			{"symlink", expectArgs{"pts/ptmx", "/sysroot/dev/ptmx"}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/shm", os.FileMode(0750)}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/pts", os.FileMode(0750)}, nil, nil},
			{"mount", expectArgs{"devpts", "/sysroot/dev/pts", "devpts", uintptr(0xa), "newinstance,ptmxmode=0666,mode=620"}, nil, errUnique},
		}, wrapErrSuffix(errUnique, `cannot mount devpts on "/sysroot/dev/pts":`)},

		{"ensureFile stdout", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/tty", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/tty", "/sysroot/dev/tty", uintptr(0), true}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/0", "/sysroot/dev/stdin"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/1", "/sysroot/dev/stdout"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/2", "/sysroot/dev/stderr"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd", "/sysroot/dev/fd"}, nil, nil},
			{"symlink", expectArgs{"/proc/kcore", "/sysroot/dev/core"}, nil, nil},
			{"symlink", expectArgs{"pts/ptmx", "/sysroot/dev/ptmx"}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/shm", os.FileMode(0750)}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/pts", os.FileMode(0750)}, nil, nil},
			{"mount", expectArgs{"devpts", "/sysroot/dev/pts", "devpts", uintptr(0xa), "newinstance,ptmxmode=0666,mode=620"}, nil, nil},
			{"isatty", expectArgs{1}, true, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/console", os.FileMode(0444), os.FileMode(0750)}, nil, errUnique},
		}, errUnique},

		{"readlink stdout", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/tty", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/tty", "/sysroot/dev/tty", uintptr(0), true}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/0", "/sysroot/dev/stdin"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/1", "/sysroot/dev/stdout"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/2", "/sysroot/dev/stderr"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd", "/sysroot/dev/fd"}, nil, nil},
			{"symlink", expectArgs{"/proc/kcore", "/sysroot/dev/core"}, nil, nil},
			{"symlink", expectArgs{"pts/ptmx", "/sysroot/dev/ptmx"}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/shm", os.FileMode(0750)}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/pts", os.FileMode(0750)}, nil, nil},
			{"mount", expectArgs{"devpts", "/sysroot/dev/pts", "devpts", uintptr(0xa), "newinstance,ptmxmode=0666,mode=620"}, nil, nil},
			{"isatty", expectArgs{1}, true, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/console", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"readlink", expectArgs{"/host/proc/self/fd/1"}, "", errUnique},
		}, wrapErrSelf(errUnique)},

		{"bindMount stdout", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/tty", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/tty", "/sysroot/dev/tty", uintptr(0), true}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/0", "/sysroot/dev/stdin"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/1", "/sysroot/dev/stdout"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/2", "/sysroot/dev/stderr"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd", "/sysroot/dev/fd"}, nil, nil},
			{"symlink", expectArgs{"/proc/kcore", "/sysroot/dev/core"}, nil, nil},
			{"symlink", expectArgs{"pts/ptmx", "/sysroot/dev/ptmx"}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/shm", os.FileMode(0750)}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/pts", os.FileMode(0750)}, nil, nil},
			{"mount", expectArgs{"devpts", "/sysroot/dev/pts", "devpts", uintptr(0xa), "newinstance,ptmxmode=0666,mode=620"}, nil, nil},
			{"isatty", expectArgs{1}, true, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/console", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"readlink", expectArgs{"/host/proc/self/fd/1"}, "/dev/pts/2", nil},
			{"bindMount", expectArgs{"/host/dev/pts/2", "/sysroot/dev/console", uintptr(0), false}, nil, errUnique},
		}, errUnique},

		{"mkdir mqueue", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/tty", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/tty", "/sysroot/dev/tty", uintptr(0), true}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/0", "/sysroot/dev/stdin"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/1", "/sysroot/dev/stdout"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/2", "/sysroot/dev/stderr"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd", "/sysroot/dev/fd"}, nil, nil},
			{"symlink", expectArgs{"/proc/kcore", "/sysroot/dev/core"}, nil, nil},
			{"symlink", expectArgs{"pts/ptmx", "/sysroot/dev/ptmx"}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/shm", os.FileMode(0750)}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/pts", os.FileMode(0750)}, nil, nil},
			{"mount", expectArgs{"devpts", "/sysroot/dev/pts", "devpts", uintptr(0xa), "newinstance,ptmxmode=0666,mode=620"}, nil, nil},
			{"isatty", expectArgs{1}, true, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/console", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"readlink", expectArgs{"/host/proc/self/fd/1"}, "/dev/pts/2", nil},
			{"bindMount", expectArgs{"/host/dev/pts/2", "/sysroot/dev/console", uintptr(0), false}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/mqueue", os.FileMode(0750)}, nil, errUnique},
		}, wrapErrSelf(errUnique)},

		{"mount mqueue", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/tty", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/tty", "/sysroot/dev/tty", uintptr(0), true}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/0", "/sysroot/dev/stdin"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/1", "/sysroot/dev/stdout"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/2", "/sysroot/dev/stderr"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd", "/sysroot/dev/fd"}, nil, nil},
			{"symlink", expectArgs{"/proc/kcore", "/sysroot/dev/core"}, nil, nil},
			{"symlink", expectArgs{"pts/ptmx", "/sysroot/dev/ptmx"}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/shm", os.FileMode(0750)}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/pts", os.FileMode(0750)}, nil, nil},
			{"mount", expectArgs{"devpts", "/sysroot/dev/pts", "devpts", uintptr(0xa), "newinstance,ptmxmode=0666,mode=620"}, nil, nil},
			{"isatty", expectArgs{1}, true, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/console", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"readlink", expectArgs{"/host/proc/self/fd/1"}, "/dev/pts/2", nil},
			{"bindMount", expectArgs{"/host/dev/pts/2", "/sysroot/dev/console", uintptr(0), false}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/mqueue", os.FileMode(0750)}, nil, nil},
			{"mount", expectArgs{"mqueue", "/sysroot/dev/mqueue", "mqueue", uintptr(0xe), ""}, nil, errUnique},
		}, wrapErrSuffix(errUnique, "cannot mount mqueue:")},

		{"success no session", &Params{ParentPerm: 0755}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
			Write:  true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0755)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0755)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0755)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0755)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0755)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0755)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/tty", os.FileMode(0444), os.FileMode(0755)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/tty", "/sysroot/dev/tty", uintptr(0), true}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/0", "/sysroot/dev/stdin"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/1", "/sysroot/dev/stdout"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/2", "/sysroot/dev/stderr"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd", "/sysroot/dev/fd"}, nil, nil},
			{"symlink", expectArgs{"/proc/kcore", "/sysroot/dev/core"}, nil, nil},
			{"symlink", expectArgs{"pts/ptmx", "/sysroot/dev/ptmx"}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/shm", os.FileMode(0755)}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/pts", os.FileMode(0755)}, nil, nil},
			{"mount", expectArgs{"devpts", "/sysroot/dev/pts", "devpts", uintptr(0xa), "newinstance,ptmxmode=0666,mode=620"}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/mqueue", os.FileMode(0755)}, nil, nil},
			{"mount", expectArgs{"mqueue", "/sysroot/dev/mqueue", "mqueue", uintptr(0xe), ""}, nil, nil},
		}, nil},

		{"success no tty", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
			Write:  true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/tty", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/tty", "/sysroot/dev/tty", uintptr(0), true}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/0", "/sysroot/dev/stdin"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/1", "/sysroot/dev/stdout"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/2", "/sysroot/dev/stderr"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd", "/sysroot/dev/fd"}, nil, nil},
			{"symlink", expectArgs{"/proc/kcore", "/sysroot/dev/core"}, nil, nil},
			{"symlink", expectArgs{"pts/ptmx", "/sysroot/dev/ptmx"}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/shm", os.FileMode(0750)}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/pts", os.FileMode(0750)}, nil, nil},
			{"mount", expectArgs{"devpts", "/sysroot/dev/pts", "devpts", uintptr(0xa), "newinstance,ptmxmode=0666,mode=620"}, nil, nil},
			{"isatty", expectArgs{1}, false, nil},
			{"mkdir", expectArgs{"/sysroot/dev/mqueue", os.FileMode(0750)}, nil, nil},
			{"mount", expectArgs{"mqueue", "/sysroot/dev/mqueue", "mqueue", uintptr(0xe), ""}, nil, nil},
		}, nil},

		{"success no mqueue", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/tty", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/tty", "/sysroot/dev/tty", uintptr(0), true}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/0", "/sysroot/dev/stdin"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/1", "/sysroot/dev/stdout"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/2", "/sysroot/dev/stderr"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd", "/sysroot/dev/fd"}, nil, nil},
			{"symlink", expectArgs{"/proc/kcore", "/sysroot/dev/core"}, nil, nil},
			{"symlink", expectArgs{"pts/ptmx", "/sysroot/dev/ptmx"}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/shm", os.FileMode(0750)}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/pts", os.FileMode(0750)}, nil, nil},
			{"mount", expectArgs{"devpts", "/sysroot/dev/pts", "devpts", uintptr(0xa), "newinstance,ptmxmode=0666,mode=620"}, nil, nil},
			{"isatty", expectArgs{1}, true, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/console", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"readlink", expectArgs{"/host/proc/self/fd/1"}, "/dev/pts/2", nil},
			{"bindMount", expectArgs{"/host/dev/pts/2", "/sysroot/dev/console", uintptr(0), false}, nil, nil},
			{"remount", expectArgs{"/sysroot/dev", uintptr(1)}, nil, nil},
		}, nil},

		{"success rw", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
			Write:  true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/tty", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/tty", "/sysroot/dev/tty", uintptr(0), true}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/0", "/sysroot/dev/stdin"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/1", "/sysroot/dev/stdout"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/2", "/sysroot/dev/stderr"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd", "/sysroot/dev/fd"}, nil, nil},
			{"symlink", expectArgs{"/proc/kcore", "/sysroot/dev/core"}, nil, nil},
			{"symlink", expectArgs{"pts/ptmx", "/sysroot/dev/ptmx"}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/shm", os.FileMode(0750)}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/pts", os.FileMode(0750)}, nil, nil},
			{"mount", expectArgs{"devpts", "/sysroot/dev/pts", "devpts", uintptr(0xa), "newinstance,ptmxmode=0666,mode=620"}, nil, nil},
			{"isatty", expectArgs{1}, true, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/console", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"readlink", expectArgs{"/host/proc/self/fd/1"}, "/dev/pts/2", nil},
			{"bindMount", expectArgs{"/host/dev/pts/2", "/sysroot/dev/console", uintptr(0), false}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/mqueue", os.FileMode(0750)}, nil, nil},
			{"mount", expectArgs{"mqueue", "/sysroot/dev/mqueue", "mqueue", uintptr(0xe), ""}, nil, nil},
		}, nil},

		{"success", &Params{ParentPerm: 0750, RetainSession: true}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, nil, nil, []kexpect{
			{"mountTmpfs", expectArgs{"devtmpfs", "/sysroot/dev", uintptr(0x6), 0, os.FileMode(0750)}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/null", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/null", "/sysroot/dev/null", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/zero", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/zero", "/sysroot/dev/zero", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/full", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/full", "/sysroot/dev/full", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/random", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/random", "/sysroot/dev/random", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/urandom", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/urandom", "/sysroot/dev/urandom", uintptr(0), true}, nil, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/tty", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"bindMount", expectArgs{"/host/dev/tty", "/sysroot/dev/tty", uintptr(0), true}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/0", "/sysroot/dev/stdin"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/1", "/sysroot/dev/stdout"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd/2", "/sysroot/dev/stderr"}, nil, nil},
			{"symlink", expectArgs{"/proc/self/fd", "/sysroot/dev/fd"}, nil, nil},
			{"symlink", expectArgs{"/proc/kcore", "/sysroot/dev/core"}, nil, nil},
			{"symlink", expectArgs{"pts/ptmx", "/sysroot/dev/ptmx"}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/shm", os.FileMode(0750)}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/pts", os.FileMode(0750)}, nil, nil},
			{"mount", expectArgs{"devpts", "/sysroot/dev/pts", "devpts", uintptr(0xa), "newinstance,ptmxmode=0666,mode=620"}, nil, nil},
			{"isatty", expectArgs{1}, true, nil},
			{"ensureFile", expectArgs{"/sysroot/dev/console", os.FileMode(0444), os.FileMode(0750)}, nil, nil},
			{"readlink", expectArgs{"/host/proc/self/fd/1"}, "/dev/pts/2", nil},
			{"bindMount", expectArgs{"/host/dev/pts/2", "/sysroot/dev/console", uintptr(0), false}, nil, nil},
			{"mkdir", expectArgs{"/sysroot/dev/mqueue", os.FileMode(0750)}, nil, nil},
			{"mount", expectArgs{"mqueue", "/sysroot/dev/mqueue", "mqueue", uintptr(0xe), ""}, nil, nil},
			{"remount", expectArgs{"/sysroot/dev", uintptr(1)}, nil, nil},
		}, nil},
	})

	checkOpsValid(t, []opValidTestCase{
		{"nil", (*MountDevOp)(nil), false},
		{"zero", new(MountDevOp), false},
		{"valid", &MountDevOp{Target: MustAbs("/dev/")}, true},
	})

	checkOpsBuilder(t, []opsBuilderTestCase{
		{"dev", new(Ops).Dev(MustAbs("/dev/"), true), Ops{
			&MountDevOp{
				Target: MustAbs("/dev/"),
				Mqueue: true,
			},
		}},

		{"dev writable", new(Ops).DevWritable(MustAbs("/.hakurei/dev/"), false), Ops{
			&MountDevOp{
				Target: MustAbs("/.hakurei/dev/"),
				Write:  true,
			},
		}},
	})

	checkOpIs(t, []opIsTestCase{
		{"zero", new(MountDevOp), new(MountDevOp), false},

		{"write differs", &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
			Write:  true,
		}, false},

		{"mqueue differs", &MountDevOp{
			Target: MustAbs("/dev/"),
		}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, false},

		{"target differs", &MountDevOp{
			Target: MustAbs("/"),
			Mqueue: true,
		}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, false},

		{"equals", &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, true},
	})

	checkOpMeta(t, []opMetaTestCase{
		{"mqueue", &MountDevOp{
			Target: MustAbs("/dev/"),
			Mqueue: true,
		}, "mounting", `dev on "/dev/" with mqueue`},

		{"dev", &MountDevOp{
			Target: MustAbs("/dev/"),
		}, "mounting", `dev on "/dev/"`},
	})
}