// testRemoteState is used to make a test HTTP server to
// return a given state file
func testRemoteState(t *testing.T, s *terraform.State, c int) (*terraform.RemoteState, *httptest.Server) {
var b64md5 string
buf := bytes.NewBuffer(nil)
cb := func(resp http.ResponseWriter, req *http.Request) {
if req.Method == "PUT" {
resp.WriteHeader(c)
return
}
if s == nil {
resp.WriteHeader(404)
return
}
resp.Header().Set("Content-MD5", b64md5)
resp.Write(buf.Bytes())
}
srv := httptest.NewServer(http.HandlerFunc(cb))
remote := &terraform.RemoteState{
Type: "http",
Config: map[string]string{"address": srv.URL},
}
if s != nil {
// Set the remote data
s.Remote = remote
enc := json.NewEncoder(buf)
if err := enc.Encode(s); err != nil {
t.Fatalf("err: %v", err)
}
md5 := md5.Sum(buf.Bytes())
b64md5 = base64.StdEncoding.EncodeToString(md5[:16])
}
return remote, srv
}