import org.jspecify.annotations.NullUnmarked;

/**
 * @author ricebin
 */
@NullUnmarked
public class MultiReaderTest extends TestCase {

  public void testOnlyOneOpen() throws Exception {
    String testString = "abcdefgh";
    CharSource source = newCharSource(testString);
    int[] counter = new int[1];
    CharSource reader =
        new CharSource() {
          @Override
          public Reader openStream() throws IOException {

  }

  @Test
  public void forGraph_depthFirstPostOrder_tree() throws Exception {
    Traverser<Character> traverser = Traverser.forGraph(TREE);

    assertEqualCharNodes(traverser.depthFirstPostOrder('h'), "abcdefgh");
    assertEqualCharNodes(traverser.depthFirstPostOrder('d'), "abcd");
    assertEqualCharNodes(traverser.depthFirstPostOrder('a'), "a");
  }

  @Test

 *
 * {@snippet :
 *        h
 *      / | \
 *     /  e  \
 *    d       g
 *   /|\      |
 *  / | \     f
 * a  b  c
 * }
 *
 * <p>can be iterated over in preorder (hdabcegf), postorder (abcdefgh), or breadth-first order
 * (hdegabcf).
 *
 * <p>Null nodes are strictly forbidden.
 *
 * <p>Because this is an abstract class, not an interface, you can't use a lambda expression to
 * implement it:
 *

    //     the smaller of these blocks with the far end of the other one. That leaves us with a
    //     smaller version of the same problem.
    //     Say we are rotating abcdefgh by 5. We start with abcde|fgh. The smaller block is [fgh]:
    //     [abc]de|[fgh] -> [fgh]de|[abc]. Now [fgh] is in the right place, but we need to swap [de]

// that the file has no data in it, which is rather odd.
//
// As an example, if the underlying raw file contains the 10-byte data:
//
//	var compactFile = "abcdefgh"
//
// And the sparse map has the following entries:
//
//	var spd sparseDatas = []sparseEntry{
//		{Offset: 2,  Length: 5},  // Data fragment for 2..6
//		{Offset: 18, Length: 3},  // Data fragment for 18..20

  @Test
  fun inputStreamAvailableWithNoLengthHeaders() {
    testInputStreamAvailable(TransferKind.END_OF_STREAM)
  }

  private fun testInputStreamAvailable(transferKind: TransferKind) {
    val body = "ABCDEFGH"
    val builder = MockResponse.Builder()
    transferKind.setBody(builder, body, 4)
    server.enqueue(builder.build())
    val response = getResponse(newRequest("/"))