gitee.com/mysnapcore/mysnapd@v0.1.0/interfaces/builtin/uinput_test.go (about)

     1  // -*- Mode: Go; indent-tabs-mode: t -*-
     2  
     3  /*
     4   * Copyright (C) 2020 Canonical Ltd
     5   *
     6   * This program is free software: you can redistribute it and/or modify
     7   * it under the terms of the GNU General Public License version 3 as
     8   * published by the Free Software Foundation.
     9   *
    10   * This program is distributed in the hope that it will be useful,
    11   * but WITHOUT ANY WARRANTY; without even the implied warranty of
    12   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    13   * GNU General Public License for more details.
    14   *
    15   * You should have received a copy of the GNU General Public License
    16   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
    17   *
    18   */
    19  
    20  package builtin_test
    21  
    22  import (
    23  	"fmt"
    24  
    25  	. "gopkg.in/check.v1"
    26  
    27  	"gitee.com/mysnapcore/mysnapd/dirs"
    28  	"gitee.com/mysnapcore/mysnapd/interfaces"
    29  	"gitee.com/mysnapcore/mysnapd/interfaces/apparmor"
    30  	"gitee.com/mysnapcore/mysnapd/interfaces/builtin"
    31  	"gitee.com/mysnapcore/mysnapd/interfaces/udev"
    32  	"gitee.com/mysnapcore/mysnapd/snap"
    33  	"gitee.com/mysnapcore/mysnapd/testutil"
    34  )
    35  
    36  type uinputInterfaceSuite struct {
    37  	iface        interfaces.Interface
    38  	coreSlotInfo *snap.SlotInfo
    39  	coreSlot     *interfaces.ConnectedSlot
    40  	plugInfo     *snap.PlugInfo
    41  	plug         *interfaces.ConnectedPlug
    42  }
    43  
    44  var _ = Suite(&uinputInterfaceSuite{
    45  	iface: builtin.MustInterface("uinput"),
    46  })
    47  
    48  const uinputConsumerYaml = `name: consumer
    49  version: 0
    50  apps:
    51   app:
    52    plugs: [uinput]
    53  `
    54  
    55  const uinputCoreYaml = `name: core
    56  version: 0
    57  type: os
    58  slots:
    59    uinput:
    60  `
    61  
    62  func (s *uinputInterfaceSuite) SetUpTest(c *C) {
    63  	s.plug, s.plugInfo = MockConnectedPlug(c, uinputConsumerYaml, nil, "uinput")
    64  	s.coreSlot, s.coreSlotInfo = MockConnectedSlot(c, uinputCoreYaml, nil, "uinput")
    65  }
    66  
    67  func (s *uinputInterfaceSuite) TearDownTest(c *C) {
    68  	dirs.SetRootDir("/")
    69  }
    70  
    71  func (s *uinputInterfaceSuite) TestName(c *C) {
    72  	c.Assert(s.iface.Name(), Equals, "uinput")
    73  }
    74  
    75  func (s *uinputInterfaceSuite) TestSanitizeSlot(c *C) {
    76  	c.Assert(interfaces.BeforePrepareSlot(s.iface, s.coreSlotInfo), IsNil)
    77  }
    78  
    79  func (s *uinputInterfaceSuite) TestSanitizePlug(c *C) {
    80  	c.Assert(interfaces.BeforePreparePlug(s.iface, s.plugInfo), IsNil)
    81  }
    82  
    83  func (s *uinputInterfaceSuite) TestAppArmorSpec(c *C) {
    84  	spec := &apparmor.Specification{}
    85  	c.Assert(spec.AddConnectedPlug(s.iface, s.plug, s.coreSlot), IsNil)
    86  	c.Assert(spec.SecurityTags(), DeepEquals, []string{"snap.consumer.app"})
    87  	c.Assert(spec.SnippetForTag("snap.consumer.app"), testutil.Contains, "# Description: Allow write access to the uinput device for emulating")
    88  	c.Assert(spec.SnippetForTag("snap.consumer.app"), testutil.Contains, "/dev/uinput rw,")
    89  }
    90  
    91  func (s *uinputInterfaceSuite) TestUDevSpec(c *C) {
    92  	spec := &udev.Specification{}
    93  	c.Assert(spec.AddConnectedPlug(s.iface, s.plug, s.coreSlot), IsNil)
    94  	c.Assert(spec.Snippets(), HasLen, 2)
    95  	c.Assert(spec.Snippets()[0], Equals, `# uinput
    96  KERNEL=="uinput", TAG+="snap_consumer_app"`)
    97  	c.Assert(spec.Snippets(), testutil.Contains, fmt.Sprintf(`TAG=="snap_consumer_app", RUN+="%v/snap-device-helper $env{ACTION} snap_consumer_app $devpath $major:$minor"`, dirs.DistroLibExecDir))
    98  }
    99  
   100  func (s *uinputInterfaceSuite) TestStaticInfo(c *C) {
   101  	si := interfaces.StaticInfoOf(s.iface)
   102  	c.Assert(si.ImplicitOnCore, Equals, true)
   103  	c.Assert(si.ImplicitOnClassic, Equals, true)
   104  	c.Assert(si.Summary, Equals, `allows access to the uinput device`)
   105  	c.Assert(si.BaseDeclarationSlots, testutil.Contains, "uinput")
   106  	c.Assert(si.BaseDeclarationSlots, testutil.Contains, "deny-auto-connection: true")
   107  	c.Assert(si.BaseDeclarationPlugs, testutil.Contains, "allow-installation: false")
   108  }
   109  
   110  func (s *uinputInterfaceSuite) TestInterfaces(c *C) {
   111  	c.Check(builtin.Interfaces(), testutil.DeepContains, s.iface)
   112  }