packer-cn/builder/docker/step_pull_test.go

53 lines
1.1 KiB
Go

package docker
import (
"errors"
"github.com/mitchellh/multistep"
"testing"
)
func TestStepPull_impl(t *testing.T) {
var _ multistep.Step = new(StepPull)
}
func TestStepPull(t *testing.T) {
state := testState(t)
step := new(StepPull)
defer step.Cleanup(state)
config := state.Get("config").(*Config)
driver := state.Get("driver").(*MockDriver)
// run the step
if action := step.Run(state); action != multistep.ActionContinue {
t.Fatalf("bad action: %#v", action)
}
// verify we did the right thing
if !driver.PullCalled {
t.Fatal("should've pulled")
}
if driver.PullImage != config.Image {
t.Fatalf("bad: %#v", driver.PullImage)
}
}
func TestStepPull_error(t *testing.T) {
state := testState(t)
step := new(StepPull)
defer step.Cleanup(state)
driver := state.Get("driver").(*MockDriver)
driver.PullError = errors.New("foo")
// run the step
if action := step.Run(state); action != multistep.ActionHalt {
t.Fatalf("bad action: %#v", action)
}
// verify we have an error
if _, ok := state.GetOk("error"); !ok {
t.Fatal("should have error")
}
}