packer-cn/builder/proxmox/step_convert_to_template_te...

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package proxmox
import (
"context"
"fmt"
"testing"
"github.com/Telmate/proxmox-api-go/proxmox"
"github.com/hashicorp/packer/helper/multistep"
"github.com/hashicorp/packer/packer"
)
type converterMock struct {
shutdownVm func(*proxmox.VmRef) (string, error)
createTemplate func(*proxmox.VmRef) error
}
func (m converterMock) ShutdownVm(r *proxmox.VmRef) (string, error) {
return m.shutdownVm(r)
}
func (m converterMock) CreateTemplate(r *proxmox.VmRef) error {
return m.createTemplate(r)
}
var _ templateConverter = converterMock{}
func TestConvertToTemplate(t *testing.T) {
cs := []struct {
name string
shutdownErr error
expectCallCreateTemplate bool
createTemplateErr error
expectedAction multistep.StepAction
expectTemplateIdSet bool
}{
{
name: "no errors returns continue and sets template id",
expectCallCreateTemplate: true,
expectedAction: multistep.ActionContinue,
expectTemplateIdSet: true,
},
{
name: "when shutdown fails, don't try to create template and halt",
shutdownErr: fmt.Errorf("failed to stop vm"),
expectCallCreateTemplate: false,
expectedAction: multistep.ActionHalt,
expectTemplateIdSet: false,
},
{
name: "when create template fails, halt",
expectCallCreateTemplate: true,
createTemplateErr: fmt.Errorf("failed to stop vm"),
expectedAction: multistep.ActionHalt,
expectTemplateIdSet: false,
},
}
const vmid = 123
for _, c := range cs {
t.Run(c.name, func(t *testing.T) {
converter := converterMock{
shutdownVm: func(r *proxmox.VmRef) (string, error) {
if r.VmId() != vmid {
t.Errorf("ShutdownVm called with unexpected id, expected %d, got %d", vmid, r.VmId())
}
return "", c.shutdownErr
},
createTemplate: func(r *proxmox.VmRef) error {
if r.VmId() != vmid {
t.Errorf("CreateTemplate called with unexpected id, expected %d, got %d", vmid, r.VmId())
}
if !c.expectCallCreateTemplate {
t.Error("Did not expect CreateTemplate to be called")
}
return c.createTemplateErr
},
}
state := new(multistep.BasicStateBag)
state.Put("ui", packer.TestUi(t))
state.Put("vmRef", proxmox.NewVmRef(vmid))
state.Put("proxmoxClient", converter)
step := stepConvertToTemplate{}
action := step.Run(context.TODO(), state)
if action != c.expectedAction {
t.Errorf("Expected action to be %v, got %v", c.expectedAction, action)
}
id, wasSet := state.GetOk("template_id")
if c.expectTemplateIdSet != wasSet {
t.Errorf("Expected template_id state present=%v was present=%v", c.expectTemplateIdSet, wasSet)
}
if c.expectTemplateIdSet && id != vmid {
t.Errorf("Expected template_id state to be set to %d, got %v", vmid, id)
}
})
}
}