github.com/kubiko/snapd@v0.0.0-20201013125620-d4f3094d9ddf/bootloader/androidboot_test.go (about)

     1  // -*- Mode: Go; indent-tabs-mode: t -*-
     2  
     3  /*
     4   * Copyright (C) 2017 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 bootloader_test
    21  
    22  import (
    23  	"path/filepath"
    24  
    25  	. "gopkg.in/check.v1"
    26  
    27  	"github.com/snapcore/snapd/boot"
    28  	"github.com/snapcore/snapd/bootloader"
    29  	"github.com/snapcore/snapd/osutil"
    30  	"github.com/snapcore/snapd/snap"
    31  	"github.com/snapcore/snapd/snap/snapfile"
    32  	"github.com/snapcore/snapd/snap/snaptest"
    33  )
    34  
    35  type androidBootTestSuite struct {
    36  	baseBootenvTestSuite
    37  }
    38  
    39  var _ = Suite(&androidBootTestSuite{})
    40  
    41  func (s *androidBootTestSuite) SetUpTest(c *C) {
    42  	s.baseBootenvTestSuite.SetUpTest(c)
    43  
    44  	// the file needs to exist for androidboot object to be created
    45  	bootloader.MockAndroidBootFile(c, s.rootdir, 0644)
    46  }
    47  
    48  func (s *androidBootTestSuite) TestNewAndroidboot(c *C) {
    49  	a := bootloader.NewAndroidBoot(s.rootdir)
    50  	c.Assert(a, NotNil)
    51  }
    52  
    53  func (s *androidBootTestSuite) TestSetGetBootVar(c *C) {
    54  	a := bootloader.NewAndroidBoot(s.rootdir)
    55  	bootVars := map[string]string{"snap_mode": boot.TryStatus}
    56  	a.SetBootVars(bootVars)
    57  
    58  	v, err := a.GetBootVars("snap_mode")
    59  	c.Assert(err, IsNil)
    60  	c.Check(v, HasLen, 1)
    61  	c.Check(v["snap_mode"], Equals, boot.TryStatus)
    62  }
    63  
    64  func (s *androidBootTestSuite) TestExtractKernelAssetsNoUnpacksKernel(c *C) {
    65  	a := bootloader.NewAndroidBoot(s.rootdir)
    66  
    67  	c.Assert(a, NotNil)
    68  
    69  	files := [][]string{
    70  		{"kernel.img", "I'm a kernel"},
    71  		{"initrd.img", "...and I'm an initrd"},
    72  		{"meta/kernel.yaml", "version: 4.2"},
    73  	}
    74  	si := &snap.SideInfo{
    75  		RealName: "ubuntu-kernel",
    76  		Revision: snap.R(42),
    77  	}
    78  	fn := snaptest.MakeTestSnapWithFiles(c, packageKernel, files)
    79  	snapf, err := snapfile.Open(fn)
    80  	c.Assert(err, IsNil)
    81  
    82  	info, err := snap.ReadInfoFromSnapFile(snapf, si)
    83  	c.Assert(err, IsNil)
    84  
    85  	err = a.ExtractKernelAssets(info, snapf)
    86  	c.Assert(err, IsNil)
    87  
    88  	// kernel is *not* here
    89  	kernimg := filepath.Join(s.rootdir, "boot", "androidboot", "ubuntu-kernel_42.snap", "kernel.img")
    90  	c.Assert(osutil.FileExists(kernimg), Equals, false)
    91  }