### Wstrzykiwanie Zależności

FastAPI zawiera niezwykle łatwy w użyciu, ale niezwykle potężny system <abbr title='Po angielsku: Dependency Injection. Znane również jako "components", "resources", "services", "providers"'><strong>Wstrzykiwania Zależności</strong></abbr>.

* Nawet zależności mogą mieć zależności, tworząc hierarchię lub **"graf" zależności**.

    assertThat(e).hasMessageThat().contains("toString representation");
  }

  private static void assertErrorMessage(Throwable e, String message) {
    // TODO(kevinb): use a Truth assertion here
    if (!e.getMessage().contains(message)) {
      fail("expected <" + e.getMessage() + "> to contain <" + message + ">");
    }
  }

  /**

               },
               "expr": "sum (rate(sidecar_injection_failure_total[$__rate_interval]))",
               "legendFormat": "Failure"
            }
         ],
         "title": "Injection",
         "type": "timeseries"
      }
   ],
   "refresh": "15s",
   "schemaVersion": 39,
   "templating": {
      "list": [
         {
            "name": "datasource",

            else:
                # It would probably make more sense for all response classes to have an
                # explicit default status_code, and to extract it from them, instead of
                # doing this inspection tricks, that would probably be in the future
                # TODO: probably make status_code a default class attribute for all
                # responses in Starlette

    // is cancelled.
    future1.cancel(false);

    // Give the second task a chance to (incorrectly) start up while the first task is running.
    // (This is the assertion that fails.)
    assertThat(future2.isDone()).isFalse();

    // Stop the first task. The second task should then run.
    blockingCallable.stop();
    executor.shutdown();

                      properties:
                        filterClass:
                          description: |-
                            Determines the filter insertion order.

                            Valid Options: AUTHN, AUTHZ, STATS
                          enum:
                          - UNSPECIFIED
                          - AUTHN

    )
    server.enqueue(MockResponse())
    assertFailsWith<SSLPeerUnverifiedException> {
      execute(url)
    }
  }

  /**
   * Skips coalescing when hostname verifier is overridden since the intention of the hostname
   * verification is a black box.
   */
  @Test
  fun skipsWhenHostnameVerifierUsed() {
    val verifier = HostnameVerifier { name: String?, session: SSLSession? -> true }

   * types that contain an embedded IPv4 address.
   *
   * <p>NOTE: ISATAP addresses are explicitly excluded from this method due to their trivial
   * spoofability. With other transition addresses spoofing involves (at least) infection of one's
   * BGP routing table.
   *
   * @param ip {@link Inet6Address} to be examined for embedded IPv4 client address
   * @return {@code true} if there is an embedded IPv4 client address
   * @since 7.0
   */

			}
		}
	}

	if match {
		reqMatchFacts := []string{}

		if route.Fault != nil {
			reqMatchFacts = append(reqMatchFacts, fmt.Sprintf("Fault injection %s", route.Fault.String()))
		}

		// TODO Consider adding Headers, SourceLabels

		for _, trafficMatch := range route.Match {
			reqMatchFacts = append(reqMatchFacts, renderMatch(trafficMatch))
		}

     * iterator's next element and pass it to the reference iterator through this method so it can
     * return the same element. This enables the assertion to pass and the reference iterator to
     * properly update its state.
     */
    void promoteToNext(E e) {
      if (nextElements.remove(e)) {
        nextElements.push(e);
      } else {