launchpad.net/~rogpeppe/juju-core/500-errgo-fix@v0.0.0-20140213181702-000000002356/state/api/uniter/uniter_test.go (about)

     1  // Copyright 2013 Canonical Ltd.
     2  // Licensed under the AGPLv3, see LICENCE file for details.
     3  
     4  package uniter_test
     5  
     6  import (
     7  	gc "launchpad.net/gocheck"
     8  	stdtesting "testing"
     9  
    10  	"launchpad.net/juju-core/juju/testing"
    11  	"launchpad.net/juju-core/state"
    12  	"launchpad.net/juju-core/state/api"
    13  	commontesting "launchpad.net/juju-core/state/api/common/testing"
    14  	"launchpad.net/juju-core/state/api/uniter"
    15  	coretesting "launchpad.net/juju-core/testing"
    16  	"launchpad.net/juju-core/utils"
    17  )
    18  
    19  // NOTE: This suite is intended for embedding into other suites,
    20  // so common code can be reused. Do not add test cases to it,
    21  // otherwise they'll be run by each other suite that embeds it.
    22  type uniterSuite struct {
    23  	testing.JujuConnSuite
    24  
    25  	st                 *api.State
    26  	stateServerMachine *state.Machine
    27  	wordpressMachine   *state.Machine
    28  	wordpressService   *state.Service
    29  	wordpressCharm     *state.Charm
    30  	wordpressUnit      *state.Unit
    31  
    32  	uniter *uniter.State
    33  }
    34  
    35  var _ = gc.Suite(&uniterSuite{})
    36  
    37  func TestAll(t *stdtesting.T) {
    38  	coretesting.MgoTestPackage(t)
    39  }
    40  
    41  func (s *uniterSuite) SetUpTest(c *gc.C) {
    42  	s.setUpTest(c, true)
    43  }
    44  
    45  func (s *uniterSuite) setUpTest(c *gc.C, addStateServer bool) {
    46  	s.JujuConnSuite.SetUpTest(c)
    47  
    48  	if addStateServer {
    49  		s.stateServerMachine = testing.AddStateServerMachine(c, s.State)
    50  	}
    51  
    52  	// Create a machine, a service and add a unit so we can log in as
    53  	// its agent.
    54  	s.wordpressMachine, s.wordpressService, s.wordpressCharm, s.wordpressUnit = s.addMachineServiceCharmAndUnit(c, "wordpress")
    55  	password, err := utils.RandomPassword()
    56  	c.Assert(err, gc.IsNil)
    57  	err = s.wordpressUnit.SetPassword(password)
    58  	c.Assert(err, gc.IsNil)
    59  	s.st = s.OpenAPIAs(c, s.wordpressUnit.Tag(), password)
    60  
    61  	// Create the uniter API facade.
    62  	s.uniter = s.st.Uniter()
    63  	c.Assert(s.uniter, gc.NotNil)
    64  }
    65  
    66  func (s *uniterSuite) addMachineServiceCharmAndUnit(c *gc.C, serviceName string) (*state.Machine, *state.Service, *state.Charm, *state.Unit) {
    67  	machine, err := s.State.AddMachine("quantal", state.JobHostUnits)
    68  	c.Assert(err, gc.IsNil)
    69  	charm := s.AddTestingCharm(c, serviceName)
    70  	service := s.AddTestingService(c, serviceName, charm)
    71  	unit, err := service.AddUnit()
    72  	c.Assert(err, gc.IsNil)
    73  	err = unit.AssignToMachine(machine)
    74  	c.Assert(err, gc.IsNil)
    75  	return machine, service, charm, unit
    76  }
    77  
    78  func (s *uniterSuite) addRelation(c *gc.C, first, second string) *state.Relation {
    79  	eps, err := s.State.InferEndpoints([]string{first, second})
    80  	c.Assert(err, gc.IsNil)
    81  	rel, err := s.State.AddRelation(eps...)
    82  	c.Assert(err, gc.IsNil)
    83  	return rel
    84  }
    85  
    86  func (s *uniterSuite) addRelatedService(c *gc.C, firstSvc, relatedSvc string, unit *state.Unit) (*state.Relation, *state.Service, *state.Unit) {
    87  	relatedService := s.AddTestingService(c, relatedSvc, s.AddTestingCharm(c, relatedSvc))
    88  	rel := s.addRelation(c, firstSvc, relatedSvc)
    89  	relUnit, err := rel.Unit(unit)
    90  	c.Assert(err, gc.IsNil)
    91  	err = relUnit.EnterScope(nil)
    92  	c.Assert(err, gc.IsNil)
    93  	relatedUnit, err := relatedService.Unit(relatedSvc + "/0")
    94  	c.Assert(err, gc.IsNil)
    95  	return rel, relatedService, relatedUnit
    96  }
    97  
    98  func (s *uniterSuite) assertInScope(c *gc.C, relUnit *state.RelationUnit, inScope bool) {
    99  	ok, err := relUnit.InScope()
   100  	c.Assert(err, gc.IsNil)
   101  	c.Assert(ok, gc.Equals, inScope)
   102  }
   103  
   104  type uniterCommonSuite struct {
   105  	uniterSuite
   106  
   107  	*commontesting.EnvironWatcherTest
   108  }
   109  
   110  var _ = gc.Suite(&uniterCommonSuite{})
   111  
   112  func (s *uniterCommonSuite) SetUpTest(c *gc.C) {
   113  	s.uniterSuite.SetUpTest(c)
   114  
   115  	s.EnvironWatcherTest = commontesting.NewEnvironWatcherTest(s.uniter, s.State, s.BackingState, commontesting.NoSecrets)
   116  }