# Tests Asíncronos

Ya has visto cómo probar tus aplicaciones de **FastAPI** usando el `TestClient` proporcionado. Hasta ahora, solo has visto cómo escribir tests sincrónicos, sin usar funciones `async`.

    public byte[] getName() {
        return CONTEXT_NAME_BYTES;
    }

    @Override
    public int decode(byte[] buffer, int bufferIndex, int len) throws SMBProtocolDecodingException {
        // Reconnect response has no data - length should be 0
        if (len != 0) {
            throw new SMBProtocolDecodingException("Invalid durable handle reconnect response length: " + len);
        }

        // No data to decode
        return 0;

        isBroadcast = false;
    }

    @Override
    int writeBodyWireFormat(final byte[] dst, final int dstIndex) {
        final int tmp = questionName.hexCode;
        questionName.hexCode = 0x00; // type has to be 0x00 for node status
        final int result = writeQuestionSectionWireFormat(dst, dstIndex);
        questionName.hexCode = tmp;
        return result;
    }

    @Override

import javax.inject.Singleton;

import org.apache.maven.artifact.resolver.ResolutionNode;

/**
 * Resolves conflicting artifacts by always selecting the nearest declaration. Nearest is defined as the
 * declaration that has the least transitive steps away from the project being built.
 *
 * @since 3.0
 */
@Named("nearest")
@Singleton
@Deprecated
public class NearestConflictResolver implements ConflictResolver {

## Container Images { #container-images }

Docker has been one of the main tools to create and manage **container images** and **containers**.

// After all data has been written, the client should call the
// [Writer.Flush] method to guarantee all data has been forwarded to
// the underlying [io.Writer].
type Writer struct {
	err error
	buf []byte
	n   int
	wr  io.Writer
}

// NewWriterSize returns a new [Writer] whose buffer has at least the specified

     * @return the last access time
     */
    public long getLastAccessTime() {
        return lastAccessTime;
    }

    /**
     * Checks if the cache has pending changes
     * @return true if cache has changes
     */
    public boolean hasChanges() {
        return hasChanges;
    }

    /**
     * Get and increment inconsistency count
     *

            assertThat(Thread.currentThread().isInterrupted()).isFalse();
          }
        });

    // Run these together.
    fakePool.runAll();

    // Check that this thread has been marked as interrupted again now that the thread has been
    // returned by SequentialExecutor. Clear the bit while checking so that the test doesn't hose
    // JUnit or some other test case.
    assertThat(Thread.interrupted()).isTrue();
  }

 * for use in test code.
 *
 * <p><b>Do not use this interface</b> for public or protected declarations: it is a fig leaf for
 * bad design, and it does not prevent anyone from using the declaration---and experience has shown
 * that they will. If the method breaks the encapsulation of its class, then its internal
 * representation will be hard to change. Instead, use <a

        assertTrue(result1.startsWith("FessUserTimeZoneProcessProvider:{"));
        assertTrue(result2.startsWith("FessUserTimeZoneProcessProvider:{"));

        // But different hash codes
        assertFalse(result1.equals(result2));
    }

    // Test static field initialization
    public void test_centralTimeZone_initialization() {