}

func TestLRUEdgeCases(t *testing.T) {
	lc := lru.NewLRU[string, *string](2, nil, 0)

	// Adding a nil value
	lc.Add("key1", nil)

	value, exists := lc.Get("key1")
	if value != nil || !exists {
		t.Fatalf("unexpected value or existence flag for key1: value=%v, exists=%v", value, exists)
	}

	// Adding an entry with the same key but different value
	newVal := "val1"
	lc.Add("key1", &newVal)

./mc mirror /tmp/data sitea/bucket/
./mc version enable sitea/bucket

./mc cp /tmp/data/file_1.txt sitea/bucket/marker
./mc rm sitea/bucket/marker

./mc mb siteb/bucket/
./mc version enable siteb/bucket/

echo "adding replication rule for site a -> site b"
./mc replicate add sitea/bucket/ \
	--remote-bucket http://minio:minio123@127.0.0.1:9004/bucket

remote_arn=$(./mc replicate ls sitea/bucket --json | jq -r .rule.Destination.Bucket)

            // So that is why we cancel only in the case of CAS success.
            taskFuture.cancel(false);
          }
        };
    // Adding the listener to both futures guarantees that newFuture will always be set. Adding to
    // taskFuture guarantees completion if the callable is invoked, and adding to outputFuture
    // propagates cancellation if the callable has not yet been invoked.
    outputFuture.addListener(listener, directExecutor());

        if (that instanceof Pred) {
          return this.node.equals(((Pred<?>) that).node);
        } else {
          return false;
        }
      }

      @Override
      public int hashCode() {
        // Adding the class hashCode to avoid a clash with Succ instances.
        return Pred.class.hashCode() + node.hashCode();
      }
    }

    static final class Succ<N> extends NodeConnection<N> {
      Succ(N node) {

      val newSize = deflatedBytes.size - LAST_OCTETS_COUNT_TO_REMOVE_AFTER_DEFLATION
      deflatedBytes.readAndWriteUnsafe().use { cursor ->
        cursor.resizeBuffer(newSize)
      }
    } else {
      // Same as adding EMPTY_DEFLATE_BLOCK and then removing 4 bytes.
      deflatedBytes.writeByte(0x00)
    }

    buffer.write(deflatedBytes, deflatedBytes.size)
  }

  @Throws(IOException::class)

// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package replication

import (
	"fmt"
)

// Error is the generic type for any error happening during tag
// parsing.
type Error struct {
	err error
}

// Errorf - formats according to a format specifier and returns
// the string as a value that satisfies error of type tagging.Error
func Errorf(format string, a ...any) error {

import okhttp3.MediaType
import okhttp3.MediaType.Companion.toMediaTypeOrNull
import okhttp3.ResponseBody
import okio.BufferedSource

class RealResponseBody(
  /**
   * Use a string to avoid parsing the content type until needed. This also defers problems caused
   * by malformed content types.
   */
  private val contentTypeString: String?,
  private val contentLength: Long,
  private val source: BufferedSource,

}

func (err *s3Error) Error() string {
	return err.message
}

func errCSVParsingError(err error) *s3Error {
	return &s3Error{
		code:       "CSVParsingError",
		message:    "Encountered an error parsing the CSV file. Check the file and try again.",
		statusCode: 400,
		cause:      err,
	}
}

func errInvalidTextEncodingError() *s3Error {
	return &s3Error{
		code:       "InvalidTextEncoding",

E então você também leu como lidar com [CORS com o `CORSMiddleware`](../tutorial/cors.md){.internal-link target=_blank}.

Nesta seção, veremos como usar outros middlewares.

## Adicionando middlewares ASGI { #adding-asgi-middlewares }

# Guava Testlib: Google Testing Libraries for Java

Guava testlib is a set of Java classes for more convenient
unit testing.

## Adding Guava Testlib to your build

Guava testlib's Maven group ID is `com.google.guava` and its artifact ID is `guava-testlib`.

To add a dependency on Guava testlib using Maven, use the following:

```xml
<dependency>
  <groupId>com.google.guava</groupId>
  <artifactId>guava-testlib</artifactId>