github.com/kubiko/snapd@v0.0.0-20201013125620-d4f3094d9ddf/interfaces/kmod/kmod_test.go (about)

     1  // -*- Mode: Go; indent-tabs-mode: t -*-
     2  
     3  /*
     4   * Copyright (C) 2016 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 kmod_test
    21  
    22  import (
    23  	"github.com/snapcore/snapd/interfaces"
    24  	"github.com/snapcore/snapd/interfaces/ifacetest"
    25  	"github.com/snapcore/snapd/interfaces/kmod"
    26  	"github.com/snapcore/snapd/testutil"
    27  	. "gopkg.in/check.v1"
    28  )
    29  
    30  type kmodSuite struct {
    31  	ifacetest.BackendSuite
    32  }
    33  
    34  var _ = Suite(&kmodSuite{})
    35  
    36  func (s *kmodSuite) SetUpTest(c *C) {
    37  	s.Backend = &kmod.Backend{}
    38  	s.BackendSuite.SetUpTest(c)
    39  }
    40  
    41  func (s *kmodSuite) TearDownTest(c *C) {
    42  	s.BackendSuite.TearDownTest(c)
    43  }
    44  
    45  func (s *kmodSuite) TestModprobeCall(c *C) {
    46  	cmd := testutil.MockCommand(c, "modprobe", "")
    47  	defer cmd.Restore()
    48  
    49  	b, ok := s.Backend.(*kmod.Backend)
    50  	c.Assert(ok, Equals, true)
    51  	b.LoadModules([]string{
    52  		"module1",
    53  		"module2",
    54  	})
    55  	c.Assert(cmd.Calls(), DeepEquals, [][]string{
    56  		{"modprobe", "--syslog", "module1"},
    57  		{"modprobe", "--syslog", "module2"},
    58  	})
    59  }
    60  
    61  func (s *kmodSuite) TestNoModprobeCallWhenPreseeding(c *C) {
    62  	cmd := testutil.MockCommand(c, "modprobe", "")
    63  	defer cmd.Restore()
    64  
    65  	b := kmod.Backend{}
    66  	opts := &interfaces.SecurityBackendOptions{
    67  		Preseed: true,
    68  	}
    69  	c.Assert(b.Initialize(opts), IsNil)
    70  
    71  	b.LoadModules([]string{"module1"})
    72  	c.Assert(cmd.Calls(), HasLen, 0)
    73  }