private static final Factory FACTORY = new Factory() {
    @Override public EventListener create(Call call) {
      if (Math.random() < 0.10) {
        return new MetricsEventListener(call);
      } else {
        return EventListener.NONE;
      }
    }
  };

  ...
}
```

### Events with Failures

        @Test
        @DisplayName("Should always return 0")
        void testReadBytesWireFormat() {
            byte[] buffer = new byte[100];

            int bytesRead = echoRequest.readBytesWireFormat(buffer, 0);

            assertEquals(0, bytesRead);
        }

        @Test
        @DisplayName("Should return 0 regardless of buffer content")

        echo $pid > "$pidfile"
    fi
    echo
    [ $retval -eq 0 ] && touch $lockfile
    return $retval
}

stop() {
    echo -n $"Stopping $prog: "
    # stop it here, often "killproc $prog"
    killproc -p $pidfile -d 20 $prog
    retval=$?
    echo
    [ $retval -eq 0 ] && rm -f $lockfile
    return $retval
}

restart() {
    stop
    start
}

reload() {
    restart

    return new CharEscaper() {
      @Override
      protected char[] escape(char c) {
        return replacementMap.get(c);
      }
    };
  }

  // A trivial non-optimized escaper for testing.
  static UnicodeEscaper createSimpleUnicodeEscaper(ImmutableMap<Integer, char[]> replacementMap) {
    return new UnicodeEscaper() {
      @Override

!function(a){"use strict";a.matchMedia=a.matchMedia||function(a){var b,c=a.documentElement,d=c.firstElementChild||c.firstChild,e=a.createElement("body"),f=a.createElement("div");return f.id="mq-test-1",f.style.cssText="position:absolute;top:-100em",e.style.background="none",e.appendChild(f),function(a){return f.innerHTML='&shy;<style media="'+a+'"> #mq-test-1 { width: 42px; }</style>',c.insertBefore(e,d),b=42===f.offsetWidth,c.removeChild(e),{matches:b,media:a}}}(a.document)}(this),function(a){"use...

          push(stack, collector.combiner().apply(left, right));
        }
        return pop(stack);
      }

      <E extends @Nullable Object> void push(List<E> stack, E value) {
        stack.add(value);
      }

      <E extends @Nullable Object> E pop(List<E> stack) {
        return stack.remove(stack.size() - 1);
      }
    };

    }

    @Test
    @DisplayName("Should get all addresses by name")
    void testGetAllByName() throws UnknownHostException {
        // When
        Address[] addresses = nameServiceClient.getAllByName("localhost", false);

        // Then
        assertNotNull(addresses, "Should return addresses array");
        assertTrue(addresses.length > 0, "Should return at least one address");

    is_offer: Union[bool, None] = None


@app.get("/")
def read_root():
    return {"Hello": "World"}


@app.get("/items/{item_id}")
def read_item(item_id: int, q: Union[str, None] = None):
    return {"item_id": item_id, "q": q}


@app.put("/items/{item_id}")
def update_item(item_id: int, item: Item):
    return {"item_name": item.name, "item_id": item_id}
```

        corsHandlerFactory.add("*", wildcardHandler);

        // Execute & Verify - specific origin should return specific handler
        assertEquals(specificHandler, corsHandlerFactory.get(specificOrigin));

        // Execute & Verify - unknown origin should return wildcard handler
        assertEquals(wildcardHandler, corsHandlerFactory.get("https://unknown.com"));
    }

        // Stub the getPath method to return a specific value
        when(mockDir.getPath()).thenReturn("/share/folder/");

        // Implementation uses dir.getPath() to check if file should be in that path
        SmbFilenameFilter filter = (dir, name) -> {
            if (dir == null)
                return false;
            String path = dir.getPath();