github.com/david-imola/snapd@v0.0.0-20210611180407-2de8ddeece6d/interfaces/builtin/dsp_test.go (about)

     1  // -*- Mode: Go; indent-tabs-mode: t -*-
     2  
     3  /*
     4   * Copyright (C) 2021 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  	"github.com/snapcore/snapd/dirs"
    28  	"github.com/snapcore/snapd/interfaces"
    29  	"github.com/snapcore/snapd/interfaces/apparmor"
    30  	"github.com/snapcore/snapd/interfaces/builtin"
    31  	"github.com/snapcore/snapd/interfaces/udev"
    32  	"github.com/snapcore/snapd/snap"
    33  	"github.com/snapcore/snapd/testutil"
    34  )
    35  
    36  type dspSuite struct {
    37  	iface interfaces.Interface
    38  
    39  	ambarellaSlotInfo *snap.SlotInfo
    40  	ambarellaSlot     *interfaces.ConnectedSlot
    41  	noFlavorSlotInfo  *snap.SlotInfo
    42  	noFlavorSlot      *interfaces.ConnectedSlot
    43  	plugInfo          *snap.PlugInfo
    44  	plug              *interfaces.ConnectedPlug
    45  }
    46  
    47  var _ = Suite(&dspSuite{
    48  	iface: builtin.MustInterface("dsp"),
    49  })
    50  
    51  const dspMockPlugSnapInfoYaml = `
    52  name: my-device
    53  version: 1.0
    54  apps:
    55    svc:
    56      command: bin/foo.sh
    57      plugs:
    58        - dsp
    59  `
    60  
    61  const gadgetDspSlotYaml = `
    62  name: my-gadget
    63  version: 1.0
    64  type: gadget
    65  slots:
    66    dsp-ambarella:
    67      interface: dsp
    68      flavor: ambarella
    69    dsp-no-flavor:
    70      interface: dsp
    71  `
    72  
    73  func (s *dspSuite) SetUpTest(c *C) {
    74  	s.noFlavorSlot, s.noFlavorSlotInfo = MockConnectedSlot(c, gadgetDspSlotYaml, nil, "dsp-no-flavor")
    75  	s.ambarellaSlot, s.ambarellaSlotInfo = MockConnectedSlot(c, gadgetDspSlotYaml, nil, "dsp-ambarella")
    76  	s.plug, s.plugInfo = MockConnectedPlug(c, dspMockPlugSnapInfoYaml, nil, "dsp")
    77  
    78  }
    79  
    80  func (s *dspSuite) TestName(c *C) {
    81  	c.Assert(s.iface.Name(), Equals, "dsp")
    82  }
    83  
    84  func (s *dspSuite) TestSanitizeSlotNoFlavor(c *C) {
    85  	c.Assert(interfaces.BeforePrepareSlot(s.iface, s.noFlavorSlotInfo), IsNil)
    86  	c.Assert(interfaces.BeforePrepareSlot(s.iface, s.ambarellaSlotInfo), IsNil)
    87  }
    88  
    89  func (s *dspSuite) TestSanitizeSlotAmbarella(c *C) {
    90  	c.Assert(interfaces.BeforePrepareSlot(s.iface, s.ambarellaSlotInfo), IsNil)
    91  }
    92  
    93  func (s *dspSuite) TestSanitizePlug(c *C) {
    94  	c.Assert(interfaces.BeforePreparePlug(s.iface, s.plugInfo), IsNil)
    95  }
    96  
    97  func (s *dspSuite) TestApparmorConnectedPlugAmbarella(c *C) {
    98  	spec := &apparmor.Specification{}
    99  	err := spec.AddConnectedPlug(s.iface, s.plug, s.ambarellaSlot)
   100  	c.Assert(err, IsNil)
   101  	c.Assert(spec.SnippetForTag("snap.my-device.svc"), testutil.Contains, "/proc/ambarella/vin0_idsp rw,\n")
   102  }
   103  
   104  func (s *dspSuite) TestUDevConnectedPlugAmbarella(c *C) {
   105  	spec := &udev.Specification{}
   106  	err := spec.AddConnectedPlug(s.iface, s.plug, s.ambarellaSlot)
   107  	c.Assert(err, IsNil)
   108  	c.Assert(spec.Snippets(), HasLen, 5)
   109  	c.Assert(spec.Snippets(), testutil.Contains, `# dsp
   110  KERNEL=="iav", TAG+="snap_my-device_svc"`)
   111  	c.Assert(spec.Snippets(), testutil.Contains, fmt.Sprintf(`TAG=="snap_my-device_svc", RUN+="%v/snap-device-helper $env{ACTION} snap_my-device_svc $devpath $major:$minor"`, dirs.DistroLibExecDir))
   112  }
   113  
   114  func (s *dspSuite) TestUDevConnectedPlugNoFlavor(c *C) {
   115  	spec := &udev.Specification{}
   116  	err := spec.AddConnectedPlug(s.iface, s.plug, s.noFlavorSlot)
   117  	c.Assert(err, IsNil)
   118  	c.Assert(spec.Snippets(), HasLen, 0)
   119  }
   120  
   121  func (s *dspSuite) TestApparmorConnectedPlugNoFlavor(c *C) {
   122  	spec := &apparmor.Specification{}
   123  	err := spec.AddConnectedPlug(s.iface, s.plug, s.noFlavorSlot)
   124  	c.Assert(err, IsNil)
   125  	c.Assert(spec.Snippets(), HasLen, 0)
   126  }
   127  
   128  func (s *dspSuite) TestInterfaces(c *C) {
   129  	c.Check(builtin.Interfaces(), testutil.DeepContains, s.iface)
   130  }