* This fix prevents a GCE PD volume from being mounted if the udev device link is stale and tries to correct the link. ([#66832](https://github.com/kubernetes/kubernetes/pull/66832), [@msau42](https://github.com/msau42))

	if err != nil {
		t.Fatalf("Stat failed with %s expected to pass.", err)
	}

	// Get umask of the bits stored.
	currentUmask := 0o777 - uint32(st.Mode().Perm())

	// Verify if umask is correct.
	if int(currentUmask) != testCase.expectedUmask {
		t.Fatalf("Umask check failed expected %d, got %d", testCase.expectedUmask, currentUmask)
	}
}

// Tests if the file creations happen with proper umask.

 *  Fix: Retain the `Route` when a connection is reused on a redirect or other follow-up. This was
    causing some `Authenticator` calls to see a null route when non-null was expected.

 *  Fix: Use the correct key size in the name of `TLS_AES_128_CCM_8_SHA256` which is a TLS 1.3
    cipher suite. We accidentally specified a key size of 256, preventing that cipher suite from

		if terr != nil {
			t.Errorf("failed to write to client. %v", terr)
			return
		}
	}()

	c, err := net.Dial("tcp", serverAddr)
	if err != nil {
		t.Fatalf("unable to connect to server. %v", err)
	}
	defer c.Close()

	_, err = io.WriteString(c, "message one\n")
	if err != nil {
		t.Fatalf("failed to write to server. %v", err)
	}
	_, err = io.WriteString(c, "message two\n")

Caching
=======

OkHttp implements an optional, off by default, Cache. OkHttp aims for RFC correct and
pragmatic caching behaviour, following common real-world browser like Firefox/Chrome and 
server behaviour when ambiguous.

# Basic Usage

```kotlin
  private val client: OkHttpClient = OkHttpClient.Builder()
      .cache(Cache(
          directory = File(application.cacheDir, "http_cache"),
          // $0.05 worth of phone storage in 2020

	lines := []string{
		"abcdefghijklmn",
		"opqrstuvwxyz",
		"",
	}
	testNoNewline(text, lines, t)
}

var testError = errors.New("testError")

// Test the correct error is returned when the split function errors out.
func TestSplitError(t *testing.T) {
	// Create a split function that delivers a little data, then a predictable error.
	numSplits := 0
	const okCount = 7

        return wrapped_app

    return middleware_constructor


def test_depend_validation():
    """
    Verify that a validation in a dependency invokes the correct exception handler
    """
    caught = []

    @websocket_middleware
    async def catcher(websocket, call_next):
        try:
            return await call_next()

			}
			if c.shouldConnect() {
				should++
			}
		}
		if should < 10 {
			t.Errorf("host %q only connects to %d hosts", hosts[x], should)
		}
		t.Logf("host %q should connect to %d hosts", hosts[x], should)
	}
}

func startServer(t testing.TB, listener net.Listener, handler http.Handler) (server *httptest.Server) {
	t.Helper()
	server = httptest.NewUnstartedServer(handler)

  internal fun connectFailed(
    client: OkHttpClient,
    failedRoute: Route,
    failure: IOException,
  ) {
    // Tell the proxy selector when we fail to connect on a fresh connection.
    if (failedRoute.proxy.type() != Proxy.Type.DIRECT) {
      val address = failedRoute.address
      address.proxySelector.connectFailed(
        address.url.toUri(),

    assert200Http2Response(execute(sanUrl), "san.com")
    assertThat(client.connectionPool.connectionCount()).isEqualTo(1)
  }

  /** Certificate pinning used and not a match will avoid coalescing and try to connect.  */
  @Test
  fun skipsWhenCertificatePinningFails() {
    val pinner =
      CertificatePinner.Builder()
        .add("san.com", "sha1/afwiKY3RxoMmLkuRW1l7QsPZTJPwDS2pdDROQjXw8ig=")
        .build()