terraform/helper/resource/wait_test.go

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package resource
import (
"errors"
"testing"
"time"
)
type nullObject struct{}
func FailedStateRefreshFunc() StateRefreshFunc {
return func() (interface{}, string, error) {
return nil, "", errors.New("failed")
}
}
func TimeoutStateRefreshFunc() StateRefreshFunc {
return func() (interface{}, string, error) {
time.Sleep(100 * time.Second)
return nil, "", errors.New("failed")
}
}
func SuccessfulStateRefreshFunc() StateRefreshFunc {
return func() (interface{}, string, error) {
return &nullObject{}, "running", nil
}
}
func TestWaitForState_timeout(t *testing.T) {
conf := &StateChangeConf{
Pending: []string{"pending", "incomplete"},
Target: "running",
Refresh: TimeoutStateRefreshFunc(),
Timeout: 1 * time.Millisecond,
}
obj, err := conf.WaitForState()
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if err == nil && err.Error() != "timeout while waiting for state to become 'running'" {
t.Fatalf("err: %s", err)
}
if obj != nil {
t.Fatalf("should not return obj")
}
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}
func TestWaitForState_success(t *testing.T) {
conf := &StateChangeConf{
Pending: []string{"pending", "incomplete"},
Target: "running",
Refresh: SuccessfulStateRefreshFunc(),
Timeout: 200 * time.Second,
}
obj, err := conf.WaitForState()
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if err != nil {
t.Fatalf("err: %s", err)
}
if obj == nil {
t.Fatalf("should return obj")
}
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}
func TestWaitForState_failure(t *testing.T) {
conf := &StateChangeConf{
Pending: []string{"pending", "incomplete"},
Target: "running",
Refresh: FailedStateRefreshFunc(),
Timeout: 200 * time.Second,
}
obj, err := conf.WaitForState()
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if err == nil && err.Error() != "failed" {
t.Fatalf("err: %s", err)
}
if obj != nil {
t.Fatalf("should not return obj")
}
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}