// way for it to return a false negative would be for the target value to jump around in the map
    // such that none of the subsequent iterations observed it, despite the fact that at every point
    // in time it was present somewhere int the map. This becomes increasingly unlikely as
    // CONTAINS_VALUE_RETRIES increases, though without locking it is theoretically possible.
    long now = ticker.read();
    final Segment<K, V>[] segments = this.segments;

    // way for it to return a false negative would be for the target value to jump around in the map
    // such that none of the subsequent iterations observed it, despite the fact that at every point
    // in time it was present somewhere int the map. This becomes increasingly unlikely as
    // CONTAINS_VALUE_RETRIES increases, though without locking it is theoretically possible.
    long now = ticker.read();
    final Segment<K, V>[] segments = this.segments;

	objectName := "test-object"
	opts := ObjectOptions{}
	// byte data for PutObject.
	bytesData := generateBytesData(6 * humanize.KiByte)

	copySourceHeader := map[string]string{"X-Amz-Copy-Source": "somewhere"}
	invalidMD5Header := map[string]string{"Content-Md5": "42"}
	invalidStorageClassHeader := map[string]string{xhttp.AmzStorageClass: "INVALID"}