// Package bytes implements functions for the manipulation of byte slices.
// It is analogous to the facilities of the [strings] package.
package bytes

import (
	"internal/bytealg"
	"math/bits"
	"unicode"
	"unicode/utf8"
	_ "unsafe" // for linkname
)

// Equal reports whether a and b
// are the same length and contain the same bytes.
// A nil argument is equivalent to an empty slice.

    assertThat(Point.ADAPTER.toDer(point)).isEqualTo(bytes)
  }

  @Test fun `point with only y set`() {
    val bytes = "3003810109".decodeHex()
    val point = Point(null, 9L)
    assertThat(Point.ADAPTER.fromDer(bytes)).isEqualTo(point)
    assertThat(Point.ADAPTER.toDer(point)).isEqualTo(bytes)
  }

  @Test fun `point with both fields set`() {

    // loop we keep 56 bytes of state: v, w, x, y, and z.
    long x = load64(bytes, offset);
    long y = load64(bytes, offset + length - 16) ^ K1;
    long z = load64(bytes, offset + length - 56) ^ K0;
    long[] v = new long[2];
    long[] w = new long[2];
    weakHashLength32WithSeeds(bytes, offset + length - 64, length, y, v);

        // Prepare test data - 24 bytes for resume key + 4 bytes for context length
        byte[] buffer = new byte[28];

        // Fill resume key with test pattern
        for (int i = 0; i < 24; i++) {
            buffer[i] = (byte) (i + 1);
        }

        // Add context length (reserved) - 4 bytes
        buffer[24] = 0x00;
        buffer[25] = 0x00;
        buffer[26] = 0x00;

    assertThat(Bytes.indexOf(EMPTY, ARRAY234)).isEqualTo(-1);
    assertThat(Bytes.indexOf(ARRAY234, ARRAY1)).isEqualTo(-1);
    assertThat(Bytes.indexOf(ARRAY1, ARRAY234)).isEqualTo(-1);
    assertThat(Bytes.indexOf(ARRAY1, ARRAY1)).isEqualTo(0);
    assertThat(Bytes.indexOf(ARRAY234, ARRAY234)).isEqualTo(0);
    assertThat(Bytes.indexOf(ARRAY234, new byte[] {(byte) 2, (byte) 3})).isEqualTo(0);

        SMBUtil.writeInt4(100, buffer, bufferIndex + 11);

        // parameterOffset (4 bytes)
        SMBUtil.writeInt4(64, buffer, bufferIndex + 15);

        // parameterDisplacement (4 bytes)
        SMBUtil.writeInt4(0, buffer, bufferIndex + 19);

        // dataCount (4 bytes)
        SMBUtil.writeInt4(200, buffer, bufferIndex + 23);

        // dataOffset (4 bytes)

    // loop we keep 56 bytes of state: v, w, x, y, and z.
    long x = load64(bytes, offset);
    long y = load64(bytes, offset + length - 16) ^ K1;
    long z = load64(bytes, offset + length - 56) ^ K0;
    long[] v = new long[2];
    long[] w = new long[2];
    weakHashLength32WithSeeds(bytes, offset + length - 64, length, y, v);

  /**
   * Puts an array of bytes into this sink.
   *
   * @param bytes a byte array
   * @return this instance
   */
  @CanIgnoreReturnValue
  PrimitiveSink putBytes(byte[] bytes);

  /**
   * Puts a chunk of an array of bytes into this sink. {@code bytes[off]} is the first byte written,
   * {@code bytes[off + len - 1]} is the last.
   *
   * @param bytes a byte array

    }

    private /* static */ long lowerEight(byte[] bytes) {
      return Longs.fromBytes(
          bytes[7], bytes[6], bytes[5], bytes[4], bytes[3], bytes[2], bytes[1], bytes[0]);
    }

    private /* static */ long upperEight(byte[] bytes) {
      return Longs.fromBytes(
          bytes[15], bytes[14], bytes[13], bytes[12], bytes[11], bytes[10], bytes[9], bytes[8]);
    }
  };

  /**

   *
   *  * 16 bytes: either `OkHttp cache v1\n` if the persisted file is complete. This is another
   *    sequence of bytes if the file is incomplete and should not be used.
   *  * 8 bytes: *n*: upstream data size
   *  * 8 bytes: *m*: metadata size
   *  * *n* bytes: upstream data
   *  * *m* bytes: metadata
   *