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// -*- Mode: Go; indent-tabs-mode: t -*-
/*
* Copyright (C) 2019 Canonical Ltd
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
package builtin_test
import (
"io/fs"
"os"
"path/filepath"
. "gopkg.in/check.v1"
"github.com/snapcore/snapd/interfaces"
"github.com/snapcore/snapd/interfaces/apparmor"
"github.com/snapcore/snapd/interfaces/builtin"
"github.com/snapcore/snapd/snap"
"github.com/snapcore/snapd/testutil"
)
type displayControlInterfaceSuite struct {
testutil.BaseTest
iface interfaces.Interface
slotInfo *snap.SlotInfo
slot *interfaces.ConnectedSlot
plugInfo *snap.PlugInfo
plug *interfaces.ConnectedPlug
tmpdir string
}
var _ = Suite(&displayControlInterfaceSuite{
iface: builtin.MustInterface("display-control"),
})
const displayControlConsumerYaml = `name: consumer
version: 0
apps:
app:
plugs: [display-control]
`
const displayControlCoreYaml = `name: core
version: 0
type: os
slots:
display-control:
`
func (s *displayControlInterfaceSuite) SetUpTest(c *C) {
s.plug, s.plugInfo = MockConnectedPlug(c, displayControlConsumerYaml, nil, "display-control")
s.slot, s.slotInfo = MockConnectedSlot(c, displayControlCoreYaml, nil, "display-control")
s.tmpdir = c.MkDir()
}
func (s *displayControlInterfaceSuite) TestName(c *C) {
c.Assert(s.iface.Name(), Equals, "display-control")
}
func (s *displayControlInterfaceSuite) TestSanitizeSlot(c *C) {
c.Assert(interfaces.BeforePrepareSlot(s.iface, s.slotInfo), IsNil)
}
func (s *displayControlInterfaceSuite) TestSanitizePlug(c *C) {
c.Assert(interfaces.BeforePreparePlug(s.iface, s.plugInfo), IsNil)
}
func (s *displayControlInterfaceSuite) TestAppArmorSpec(c *C) {
c.Assert(os.MkdirAll(filepath.Join(s.tmpdir, "foo_backlight"), 0755), IsNil)
c.Assert(os.MkdirAll(filepath.Join(s.tmpdir, "bar_backlight"), 0755), IsNil)
builtin.MockReadDir(&s.BaseTest, func(path string) ([]fs.DirEntry, error) {
return os.ReadDir(s.tmpdir)
})
builtin.MockEvalSymlinks(&s.BaseTest, func(path string) (string, error) {
return "(dereferenced)" + path, nil
})
appSet, err := interfaces.NewSnapAppSet(s.plug.Snap(), nil)
c.Assert(err, IsNil)
spec := apparmor.NewSpecification(appSet)
c.Assert(spec.AddConnectedPlug(s.iface, s.plug, s.slot), IsNil)
c.Assert(spec.SecurityTags(), DeepEquals, []string{"snap.consumer.app"})
c.Assert(spec.SnippetForTag("snap.consumer.app"), testutil.Contains, "/sys/class/backlight/ r,\n")
c.Assert(spec.SnippetForTag("snap.consumer.app"), testutil.Contains, "autodetected backlight: bar_backlight\n")
c.Assert(spec.SnippetForTag("snap.consumer.app"), testutil.Contains, "(dereferenced)/sys/class/backlight/bar_backlight/{,**} r,\n")
c.Assert(spec.SnippetForTag("snap.consumer.app"), testutil.Contains, "autodetected backlight: foo_backlight\n")
c.Assert(spec.SnippetForTag("snap.consumer.app"), testutil.Contains, "(dereferenced)/sys/class/backlight/foo_backlight/{,**} r,\n")
c.Assert(spec.SnippetForTag("snap.consumer.app"), testutil.Contains, `/sys/devices/platform/lvds_backlight/backlight/lvds_backlight/brightness rw,`)
c.Assert(spec.SnippetForTag("snap.consumer.app"), testutil.Contains, `/sys/devices/platform/lvds_backlight/backlight/lvds_backlight/bl_power rw,`)
}
func (s *displayControlInterfaceSuite) TestStaticInfo(c *C) {
si := interfaces.StaticInfoOf(s.iface)
c.Assert(si.ImplicitOnCore, Equals, true)
c.Assert(si.ImplicitOnClassic, Equals, true)
c.Assert(si.Summary, Equals, `allows configuring display parameters`)
c.Assert(si.BaseDeclarationSlots, testutil.Contains, "display-control")
}
func (s *displayControlInterfaceSuite) TestAutoConnect(c *C) {
c.Assert(s.iface.AutoConnect(s.plugInfo, s.slotInfo), Equals, true)
}
func (s *displayControlInterfaceSuite) TestInterfaces(c *C) {
c.Check(builtin.Interfaces(), testutil.DeepContains, s.iface)
}
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