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models_test.go
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models_test.go
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// Copyright 2016 Canonical Ltd.
// Licensed under the AGPLv3, see LICENCE file for details.
package jujuclient_test
import (
"os"
"github.com/juju/errors"
jc "github.com/juju/testing/checkers"
gc "gopkg.in/check.v1"
"github.com/juju/juju/core/model"
"github.com/juju/juju/jujuclient"
"github.com/juju/juju/testing"
)
type ModelsSuite struct {
testing.FakeJujuXDGDataHomeSuite
store jujuclient.ModelStore
}
var _ = gc.Suite(&ModelsSuite{})
func (s *ModelsSuite) SetUpTest(c *gc.C) {
s.FakeJujuXDGDataHomeSuite.SetUpTest(c)
s.store = jujuclient.NewFileClientStore()
writeTestModelsFile(c)
}
func (s *ModelsSuite) TestModelByNameNoFile(c *gc.C) {
err := os.Remove(jujuclient.JujuModelsPath())
c.Assert(err, jc.ErrorIsNil)
details, err := s.store.ModelByName("not-found", "admin/admin")
c.Assert(err, gc.ErrorMatches, "model not-found:admin/admin not found")
c.Assert(details, gc.IsNil)
}
func (s *ModelsSuite) TestModelByNameControllerNotFound(c *gc.C) {
details, err := s.store.ModelByName("not-found", "admin/admin")
c.Assert(err, gc.ErrorMatches, "model not-found:admin/admin not found")
c.Assert(details, gc.IsNil)
}
func (s *ModelsSuite) TestModelByNameModelNotFound(c *gc.C) {
details, err := s.store.ModelByName("kontroll", "admin/not-found")
c.Assert(err, gc.ErrorMatches, "model kontroll:admin/not-found not found")
c.Assert(details, gc.IsNil)
}
func (s *ModelsSuite) TestModelByName(c *gc.C) {
details, err := s.store.ModelByName("kontroll", "admin/admin")
c.Assert(err, jc.ErrorIsNil)
c.Assert(details, gc.NotNil)
c.Assert(*details, jc.DeepEquals, testControllerModels["kontroll"].Models["admin/admin"])
}
func (s *ModelsSuite) TestAllModelsNoFile(c *gc.C) {
err := os.Remove(jujuclient.JujuModelsPath())
c.Assert(err, jc.ErrorIsNil)
models, err := s.store.AllModels("not-found")
c.Assert(err, gc.ErrorMatches, "models for controller not-found not found")
c.Assert(models, gc.HasLen, 0)
}
func (s *ModelsSuite) TestAllModels(c *gc.C) {
models, err := s.store.AllModels("kontroll")
c.Assert(err, jc.ErrorIsNil)
c.Assert(models, jc.DeepEquals, testControllerModels["kontroll"].Models)
}
func (s *ModelsSuite) TestCurrentModel(c *gc.C) {
current, err := s.store.CurrentModel("kontroll")
c.Assert(err, jc.ErrorIsNil)
c.Assert(current, gc.Equals, "admin/my-model")
}
func (s *ModelsSuite) TestCurrentModelNotSet(c *gc.C) {
_, err := s.store.CurrentModel("ctrl")
c.Assert(err, jc.Satisfies, errors.IsNotFound)
}
func (s *ModelsSuite) TestCurrentModelControllerNotFound(c *gc.C) {
_, err := s.store.CurrentModel("not-found")
c.Assert(err, jc.Satisfies, errors.IsNotFound)
}
func (s *ModelsSuite) TestSetCurrentModelControllerNotFound(c *gc.C) {
err := s.store.SetCurrentModel("not-found", "admin/admin")
c.Assert(err, jc.Satisfies, errors.IsNotFound)
}
func (s *ModelsSuite) TestSetCurrentModelModelNotFound(c *gc.C) {
err := s.store.SetCurrentModel("kontroll", "admin/not-found")
c.Assert(err, jc.Satisfies, errors.IsNotFound)
}
func (s *ModelsSuite) TestSetCurrentModel(c *gc.C) {
err := s.store.SetCurrentModel("kontroll", "admin/admin")
c.Assert(err, jc.ErrorIsNil)
all, err := jujuclient.ReadModelsFile(jujuclient.JujuModelsPath())
c.Assert(err, jc.ErrorIsNil)
c.Assert(all["kontroll"].CurrentModel, gc.Equals, "admin/admin")
}
func (s *ModelsSuite) TestUpdateModelNewController(c *gc.C) {
testModelDetails := jujuclient.ModelDetails{
ModelUUID: "test.uuid",
ModelType: model.IAAS,
ActiveBranch: model.GenerationMaster,
}
err := s.store.UpdateModel("new-controller", "admin/new-model", testModelDetails)
c.Assert(err, jc.ErrorIsNil)
models, err := s.store.AllModels("new-controller")
c.Assert(err, jc.ErrorIsNil)
c.Assert(models, jc.DeepEquals, map[string]jujuclient.ModelDetails{
"admin/new-model": testModelDetails,
})
}
func (s *ModelsSuite) TestUpdateModelExistingControllerAndModelNewModel(c *gc.C) {
testModelDetails := jujuclient.ModelDetails{
ModelUUID: "test.uuid",
ModelType: model.IAAS,
ActiveBranch: model.GenerationMaster,
}
err := s.store.UpdateModel("kontroll", "admin/new-model", testModelDetails)
c.Assert(err, jc.ErrorIsNil)
models, err := s.store.AllModels("kontroll")
c.Assert(err, jc.ErrorIsNil)
c.Assert(models, jc.DeepEquals, map[string]jujuclient.ModelDetails{
"admin/admin": kontrollAdminModelDetails,
"admin/my-model": kontrollMyModelModelDetails,
"admin/new-model": testModelDetails,
})
}
func (s *ModelsSuite) TestUpdateModelOverwrites(c *gc.C) {
testModelDetails := jujuclient.ModelDetails{
ModelUUID: "test.uuid",
ModelType: model.IAAS,
ActiveBranch: model.GenerationMaster,
}
for i := 0; i < 2; i++ {
// Twice so we exercise the code path of updating with
// identical details.
err := s.store.UpdateModel("kontroll", "admin/admin", testModelDetails)
c.Assert(err, jc.ErrorIsNil)
details, err := s.store.ModelByName("kontroll", "admin/admin")
c.Assert(err, jc.ErrorIsNil)
c.Assert(*details, jc.DeepEquals, testModelDetails)
}
}
func (s *ModelsSuite) TestUpdateModelRejectsTypeChange(c *gc.C) {
testModelDetails := jujuclient.ModelDetails{ModelUUID: "test.uuid", ModelType: model.CAAS}
err := s.store.UpdateModel("kontroll", "admin/my-model", testModelDetails)
c.Assert(err, gc.ErrorMatches, `model type was "iaas", cannot change to "caas"`)
}
func (s *ModelsSuite) TestUpdateModelEmptyModels(c *gc.C) {
// This test exists to exercise a bug caused by the
// presence of a file with an empty "models" field,
// that would lead to a panic.
err := os.WriteFile(jujuclient.JujuModelsPath(), []byte(`
controllers:
ctrl:
models:
`[1:]), 0644)
c.Assert(err, jc.ErrorIsNil)
testModelDetails := jujuclient.ModelDetails{
ModelUUID: "test.uuid",
ModelType: model.IAAS,
ActiveBranch: model.GenerationMaster,
}
err = s.store.UpdateModel("ctrl", "admin/admin", testModelDetails)
c.Assert(err, jc.ErrorIsNil)
models, err := s.store.AllModels("ctrl")
c.Assert(err, jc.ErrorIsNil)
c.Assert(models, jc.DeepEquals, map[string]jujuclient.ModelDetails{
"admin/admin": testModelDetails,
})
}
func (s *ModelsSuite) TestRemoveModelNoFile(c *gc.C) {
err := os.Remove(jujuclient.JujuModelsPath())
c.Assert(err, jc.ErrorIsNil)
err = s.store.RemoveModel("not-found", "admin/admin")
c.Assert(err, jc.Satisfies, errors.IsNotFound)
}
func (s *ModelsSuite) TestRemoveModelControllerNotFound(c *gc.C) {
err := s.store.RemoveModel("not-found", "admin/admin")
c.Assert(err, jc.Satisfies, errors.IsNotFound)
}
func (s *ModelsSuite) TestRemoveModelNotFound(c *gc.C) {
err := s.store.RemoveModel("kontroll", "admin/not-found")
c.Assert(err, jc.Satisfies, errors.IsNotFound)
}
func (s *ModelsSuite) TestRemoveModel(c *gc.C) {
err := s.store.RemoveModel("kontroll", "admin/admin")
c.Assert(err, jc.ErrorIsNil)
_, err = s.store.ModelByName("kontroll", "admin/admin")
c.Assert(err, jc.Satisfies, errors.IsNotFound)
}
func (s *ModelsSuite) TestRemoveControllerRemovesModels(c *gc.C) {
store := jujuclient.NewFileClientStore()
err := store.AddController("kontroll", jujuclient.ControllerDetails{
ControllerUUID: "abc",
CACert: "woop",
})
c.Assert(err, jc.ErrorIsNil)
err = store.RemoveController("kontroll")
c.Assert(err, jc.ErrorIsNil)
models, err := jujuclient.ReadModelsFile(jujuclient.JujuModelsPath())
c.Assert(err, jc.ErrorIsNil)
_, ok := models["admin/kontroll"]
c.Assert(ok, jc.IsFalse) // kontroll models are removed
}