String separator = System.getProperty("line.separator");
    sink.writeLines(lines);

    assertContainsExpectedLines(separator);
  }

  public void testWriteLines_specificSeparator() throws IOException {
    String separator = "\r\n";
    sink.writeLines(lines, separator);

    assertContainsExpectedLines(separator);
  }

    String separator = System.getProperty("line.separator");
    sink.writeLines(lines);

    assertContainsExpectedLines(separator);
  }

  public void testWriteLines_specificSeparator() throws IOException {
    String separator = "\r\n";
    sink.writeLines(lines, separator);

    assertContainsExpectedLines(separator);
  }

  }

  public void testWriteLines_withSpecificSeparator() throws IOException {
    sink.writeLines(ImmutableList.of("foo", "bar", "baz"), "\n");
    assertThat(sink.getString()).isEqualTo("foo\nbar\nbaz\n");
  }

  public void testWriteLines_withDefaultSeparator() throws IOException {
    sink.writeLines(ImmutableList.of("foo", "bar", "baz"));
    String separator = System.getProperty("line.separator");

      Multiset<E> multiset, ObjectOutputStream stream) throws IOException {
    int entryCount = multiset.entrySet().size();
    stream.writeInt(entryCount);
    for (Multiset.Entry<E> entry : multiset.entrySet()) {
      stream.writeObject(entry.getElement());
      stream.writeInt(entry.getCount());
    }
  }

  /**
   * Populates a multiset by reading an input stream, as part of deserialization. See {@link

    writeFile(getCleanFile("g2", 0), "C")
    writeFile(getCleanFile("g2", 1), "D")
    writeFile(getCleanFile("g2", 1), "D")
    writeFile(cacheDir / "otherFile0", "E")
    writeFile(dir2 / "otherFile1", "F")
  }

  private fun assertGarbageFilesAllDeleted() {
    assertThat(filesystem.exists(getCleanFile("g1", 0))).isFalse()
    assertThat(filesystem.exists(getCleanFile("g1", 1))).isFalse()

  @Throws(InterruptedException::class)
  fun writePingAndAwaitPong() {
    writePing()
    awaitPong()
  }

  /** For testing: sends a ping to be awaited with [awaitPong]. */
  @Throws(InterruptedException::class)
  fun writePing() {
    withLock {
      awaitPingsSent++
    }

    // 0x4f 0x4b 0x6f 0x6b is "OKok".
    writePing(false, AWAIT_PING, 0x4f4b6f6b)
  }

  /** For testing: awaits a pong. */

    ByteArrayDataOutput out = ByteStreams.newDataOutput();
    out.writeInt(0x12345678);
    out.writeInt(0x76543210);
    assertThat(out.toByteArray()).isEqualTo(bytes);
  }

  public void testNewDataOutput_sized() {
    ByteArrayDataOutput out = ByteStreams.newDataOutput(4);
    out.writeInt(0x12345678);
    out.writeInt(0x76543210);
    assertThat(out.toByteArray()).isEqualTo(bytes);
  }

        today = date.today().isoformat()
        lines[i] = f"## {version} ({today})\n"
        print(f"Added date: {version} ({today})")

        with open(RELEASE_NOTES_FILE, "w") as f:
            f.writelines(lines)
        sys.exit(0)

    print("No release header found")
    sys.exit(1)


if __name__ == "__main__":

    ByteArrayDataOutput out = ByteStreams.newDataOutput();
    out.writeInt(0x12345678);
    out.writeInt(0x76543210);
    assertThat(out.toByteArray()).isEqualTo(bytes);
  }

  public void testNewDataOutput_sized() {
    ByteArrayDataOutput out = ByteStreams.newDataOutput(4);
    out.writeInt(0x12345678);
    out.writeInt(0x76543210);
    assertThat(out.toByteArray()).isEqualTo(bytes);
  }

		size := utf8.EncodeRune(b[n:], r)
		nbytes, err := buf.WriteRune(r)
		if err != nil {
			t.Fatalf("WriteRune(%U) error: %s", r, err)
		}
		if nbytes != size {
			t.Fatalf("WriteRune(%U) expected %d, got %d", r, size, nbytes)
		}
		n += size
	}
	b = b[0:n]

	// Check the resulting bytes
	if !Equal(buf.Bytes(), b) {
		t.Fatalf("incorrect result from WriteRune: %q not %q", buf.Bytes(), b)
	}