def test_middleware():
    client = TestClient(app, base_url="http://example.com")
    response = client.get("/")
    assert response.status_code == 200, response.text
    client = TestClient(app, base_url="http://subdomain.example.com")
    response = client.get("/")
    assert response.status_code == 200, response.text
    client = TestClient(app, base_url="http://invalidhost")
    response = client.get("/")

  // +optional
  optional string hostname = 16;

  // If specified, the fully qualified Carp hostname will be "<hostname>.<subdomain>.<carp namespace>.svc.<cluster domain>".
  // If not specified, the carp will not have a domainname at all.
  // +optional
  optional string subdomain = 17;

  // If specified, the carp will be dispatched by specified scheduler.

// the scheduler assumes that capacity is insufficient and tries some other
// node.
message CSIStorageCapacity {
  // Standard object's metadata. The name has no particular meaning. It must be
  // be a DNS subdomain (dots allowed, 253 characters). To ensure that
  // there are no conflicts with other CSI drivers on the cluster, the recommendation
  // is to use csisc-<uuid>, a generated name, or a reverse-domain name which ends

   *
   * @since 6.0
   */
  public boolean isUnderPublicSuffix() {
    return publicSuffixIndex() > 0;
  }

  /**
   * Indicates whether this domain name is composed of exactly one subdomain component followed by a
   * {@linkplain #isPublicSuffix() public suffix}. For example, returns {@code true} for {@code
   * google.com} {@code foo.co.uk}, and {@code myblog.blogspot.com}, but not for {@code

   *
   * @since 6.0
   */
  public boolean isUnderPublicSuffix() {
    return publicSuffixIndex() > 0;
  }

  /**
   * Indicates whether this domain name is composed of exactly one subdomain component followed by a
   * {@linkplain #isPublicSuffix() public suffix}. For example, returns {@code true} for {@code
   * google.com} {@code foo.co.uk}, and {@code myblog.blogspot.com}, but not for {@code

 *
 *  * **Any number of subdomains**: Use two asterisks to like `**.publicobject.com` to match any
 *    number of prefixes (`us-west.www.publicobject.com`, `www.publicobject.com`) including no
 *    prefix at all (`publicobject.com`). For most applications this is the best way to configure
 *    certificate pinning.
 *
 *  * **Exactly one subdomain**: Use a single asterisk like `*.publicobject.com` to match exactly

// the scheduler assumes that capacity is insufficient and tries some other
// node.
message CSIStorageCapacity {
  // Standard object's metadata. The name has no particular meaning. It must be
  // be a DNS subdomain (dots allowed, 253 characters). To ensure that
  // there are no conflicts with other CSI drivers on the cluster, the recommendation
  // is to use csisc-<uuid>, a generated name, or a reverse-domain name which ends

  * A pod can specify its own Hostname and Subdomain via annotations (<code>pod.beta.kubernetes.io/hostname, pod.beta.kubernetes.io/subdomain)</code>. If the Subdomain matches the name of a [headless service](http://kubernetes.io/docs/user-guide/services/#headless-services) in the same namespace, a DNS A record is also created for the pod’s FQDN. More

// the scheduler assumes that capacity is insufficient and tries some other
// node.
message CSIStorageCapacity {
  // Standard object's metadata.
  // The name has no particular meaning. It must be a DNS subdomain (dots allowed, 253 characters).
  // To ensure that there are no conflicts with other CSI drivers on the cluster,
  // the recommendation is to use csisc-<uuid>, a generated name, or a reverse-domain name

  // must start and end with an alphanumeric character (e.g. 'MyName',  or 'my.name',  or
  // '123-abc', regex used for validation is '([A-Za-z0-9][-A-Za-z0-9_.]*)?[A-Za-z0-9]') with an
  // optional DNS subdomain prefix and '/' (e.g. 'example.com/MyName')
  //
  // Required.
  optional string name = 1;

  // Expression represents the expression which will be evaluated by CEL. Must evaluate to bool.