github.com/juju/juju@v0.0.0-20240430160146-1752b71fcf00/api/agent/upgrader/upgrader_test.go (about)

     1  // Copyright 2012, 2013 Canonical Ltd.
     2  // Licensed under the AGPLv3, see LICENCE file for details.
     3  
     4  package upgrader_test
     5  
     6  import (
     7  	"fmt"
     8  
     9  	"github.com/juju/errors"
    10  	jc "github.com/juju/testing/checkers"
    11  	"github.com/juju/version/v2"
    12  	gc "gopkg.in/check.v1"
    13  
    14  	"github.com/juju/juju/api"
    15  	"github.com/juju/juju/api/agent/upgrader"
    16  	"github.com/juju/juju/core/watcher/watchertest"
    17  	"github.com/juju/juju/juju/testing"
    18  	"github.com/juju/juju/rpc/params"
    19  	"github.com/juju/juju/state"
    20  	statetesting "github.com/juju/juju/state/testing"
    21  	coretesting "github.com/juju/juju/testing"
    22  )
    23  
    24  type machineUpgraderSuite struct {
    25  	testing.JujuConnSuite
    26  
    27  	stateAPI api.Connection
    28  
    29  	// These are raw State objects. Use them for setup and assertions, but
    30  	// should never be touched by the API calls themselves
    31  	rawMachine *state.Machine
    32  
    33  	st *upgrader.State
    34  }
    35  
    36  var _ = gc.Suite(&machineUpgraderSuite{})
    37  
    38  func (s *machineUpgraderSuite) SetUpTest(c *gc.C) {
    39  	s.JujuConnSuite.SetUpTest(c)
    40  	s.stateAPI, s.rawMachine = s.OpenAPIAsNewMachine(c)
    41  	// Create the upgrader facade.
    42  	s.st = upgrader.NewState(s.stateAPI)
    43  	c.Assert(s.st, gc.NotNil)
    44  }
    45  
    46  // Note: This is really meant as a unit-test, this isn't a test that should
    47  //
    48  //	need all of the setup we have for this test suite
    49  func (s *machineUpgraderSuite) TestNew(c *gc.C) {
    50  	upgrader := upgrader.NewState(s.stateAPI)
    51  	c.Assert(upgrader, gc.NotNil)
    52  }
    53  
    54  func (s *machineUpgraderSuite) TestSetVersionWrongMachine(c *gc.C) {
    55  	err := s.st.SetVersion("machine-42", coretesting.CurrentVersion())
    56  	c.Assert(err, gc.ErrorMatches, "permission denied")
    57  	c.Assert(err, jc.Satisfies, params.IsCodeUnauthorized)
    58  }
    59  
    60  func (s *machineUpgraderSuite) TestSetVersionNotMachine(c *gc.C) {
    61  	err := s.st.SetVersion("foo-42", coretesting.CurrentVersion())
    62  	c.Assert(err, gc.ErrorMatches, "permission denied")
    63  	c.Assert(err, jc.Satisfies, params.IsCodeUnauthorized)
    64  }
    65  
    66  func (s *machineUpgraderSuite) TestSetVersion(c *gc.C) {
    67  	current := coretesting.CurrentVersion()
    68  	agentTools, err := s.rawMachine.AgentTools()
    69  	c.Assert(err, jc.Satisfies, errors.IsNotFound)
    70  	c.Assert(agentTools, gc.IsNil)
    71  	err = s.st.SetVersion(s.rawMachine.Tag().String(), current)
    72  	c.Assert(err, jc.ErrorIsNil)
    73  	s.rawMachine.Refresh()
    74  	agentTools, err = s.rawMachine.AgentTools()
    75  	c.Assert(err, jc.ErrorIsNil)
    76  	c.Check(agentTools.Version, gc.Equals, current)
    77  }
    78  
    79  func (s *machineUpgraderSuite) TestToolsWrongMachine(c *gc.C) {
    80  	tools, err := s.st.Tools("machine-42")
    81  	c.Assert(err, gc.ErrorMatches, "permission denied")
    82  	c.Assert(err, jc.Satisfies, params.IsCodeUnauthorized)
    83  	c.Assert(tools, gc.IsNil)
    84  }
    85  
    86  func (s *machineUpgraderSuite) TestToolsNotMachine(c *gc.C) {
    87  	tools, err := s.st.Tools("foo-42")
    88  	c.Assert(err, gc.ErrorMatches, "permission denied")
    89  	c.Assert(err, jc.Satisfies, params.IsCodeUnauthorized)
    90  	c.Assert(tools, gc.IsNil)
    91  }
    92  
    93  func (s *machineUpgraderSuite) TestTools(c *gc.C) {
    94  	current := coretesting.CurrentVersion()
    95  	err := s.rawMachine.SetAgentVersion(current)
    96  	c.Assert(err, jc.ErrorIsNil)
    97  
    98  	stateToolsList, err := s.st.Tools(s.rawMachine.Tag().String())
    99  	c.Assert(err, jc.ErrorIsNil)
   100  
   101  	c.Assert(stateToolsList, gc.HasLen, 1)
   102  	stateTools := stateToolsList[0]
   103  	c.Assert(stateTools.Version, gc.Equals, current)
   104  	url := fmt.Sprintf("https://%s/model/%s/tools/%s", s.stateAPI.Addr(), coretesting.ModelTag.Id(), current)
   105  	c.Assert(stateTools.URL, gc.Equals, url)
   106  }
   107  
   108  func (s *machineUpgraderSuite) TestWatchAPIVersion(c *gc.C) {
   109  	w, err := s.st.WatchAPIVersion(s.rawMachine.Tag().String())
   110  	c.Assert(err, jc.ErrorIsNil)
   111  	wc := watchertest.NewNotifyWatcherC(c, w)
   112  	defer wc.AssertStops()
   113  
   114  	// Initial event
   115  	wc.AssertOneChange()
   116  
   117  	// One change noticing the new version
   118  	vers := version.MustParse("10.20.34")
   119  	err = statetesting.SetAgentVersion(s.BackingState, vers)
   120  	c.Assert(err, jc.ErrorIsNil)
   121  	wc.AssertOneChange()
   122  
   123  	// Setting the version to the same value doesn't trigger a change
   124  	err = statetesting.SetAgentVersion(s.BackingState, vers)
   125  	c.Assert(err, jc.ErrorIsNil)
   126  	wc.AssertNoChange()
   127  
   128  	// Another change noticing another new version
   129  	vers = version.MustParse("10.20.35")
   130  	err = statetesting.SetAgentVersion(s.BackingState, vers)
   131  	c.Assert(err, jc.ErrorIsNil)
   132  	wc.AssertOneChange()
   133  }
   134  
   135  func (s *machineUpgraderSuite) TestDesiredVersion(c *gc.C) {
   136  	current := coretesting.CurrentVersion()
   137  	err := s.rawMachine.SetAgentVersion(current)
   138  	c.Assert(err, jc.ErrorIsNil)
   139  
   140  	stateVersion, err := s.st.DesiredVersion(s.rawMachine.Tag().String())
   141  	c.Assert(err, jc.ErrorIsNil)
   142  	c.Assert(stateVersion, gc.Equals, current.Number)
   143  }