assert response.status_code == 200
    assert response.json() == {
        "id": "foo",
        "title": "Foo",
        "description": "There goes my hero",
    }


def test_read_item_bad_token():
    response = client.get("/items/foo", headers={"X-Token": "hailhydra"})
    assert response.status_code == 400
    assert response.json() == {"detail": "Invalid X-Token header"}

  public void testFromStringBadDefaultPort() {
    // Well-formed strings with bad default ports.
    checkFromStringCase("gmail.com:81", -1, "gmail.com", 81, true);
    checkFromStringCase("192.0.2.2:83", -1, "192.0.2.2", 83, true);
    checkFromStringCase("[2001::2]:85", -1, "2001::2", 85, true);
    checkFromStringCase("goo.gl:65535", 65536, "goo.gl", 65535, true);
    // No port, bad default.
    checkFromStringCase("google.com", -1, "google.com", -1, false);

 * Annotates a program element that exists, or is more widely visible than otherwise necessary, only
 * for use in test code.
 *
 * <p><b>Do not use this interface</b> for public or protected declarations: it is a fig leaf for
 * bad design, and it does not prevent anyone from using the declaration---and experience has shown
 * that they will. If the method breaks the encapsulation of its class, then its internal

// Exported for testing only.
import (
	"unicode/utf8"
)

var IsSpace = isSpace

const DefaultBufSize = defaultBufSize

func (s *Scanner) MaxTokenSize(n int) {
	if n < utf8.UTFMax || n > 1e9 {
		panic("bad max token size")
	}
	if n < len(s.buf) {
		s.buf = make([]byte, n)
	}
	s.maxTokenSize = n
}

// ErrOrEOF is like Err, but returns EOF. Used to test a corner case.
func (s *Scanner) ErrOrEOF() error {

     */

    public static final int ERROR_SUCCESS = 0;
    public static final int ERROR_ACCESS_DENIED = 5;
    public static final int ERROR_REQ_NOT_ACCEP = 71;
    public static final int ERROR_BAD_PIPE = 230;
    public static final int ERROR_PIPE_BUSY = 231;
    public static final int ERROR_NO_DATA = 232;
    public static final int ERROR_PIPE_NOT_CONNECTED = 233;
    public static final int ERROR_MORE_DATA = 234;

    try {
      unicodeEscaper.escape("\uD800x\uDC00");
      fail("should have failed for bad Unicode input");
    } catch (IllegalArgumentException e) {
      // pass
    }
    assertEquals("<lo><hi>", charEscaper.escape("\uDC00\uD800"));
    try {
      unicodeEscaper.escape("\uDC00\uD800");
      fail("should have failed for bad Unicode input");
    } catch (IllegalArgumentException e) {
      // pass
    }
  }

    count += len;
  }

  @Override
  public void write(int b) throws IOException {
    out.write(b);
    count++;
  }

  // Overriding close() because FilterOutputStream's close() method pre-JDK8 has bad behavior:
  // it silently ignores any exception thrown by flush(). Instead, just close the delegate stream.
  // It should flush itself if necessary.
  @Override
  public void close() throws IOException {
    out.close();

      throw new RuntimeException("bad constructor");
    }

    public ExceptionWithGoodAndBadConstructor(Throwable cause) {
      super(cause);
    }
  }

  static final class ExceptionWithBadConstructor extends Exception {
    public ExceptionWithBadConstructor(String message, Throwable cause) {
      throw new RuntimeException("bad constructor");
    }
  }

 * Annotates a program element that exists, or is more widely visible than otherwise necessary, only
 * for use in test code.
 *
 * <p><b>Do not use this interface</b> for public or protected declarations: it is a fig leaf for
 * bad design, and it does not prevent anyone from using the declaration---and experience has shown
 * that they will. If the method breaks the encapsulation of its class, then its internal

      fail("Null string should cause exception");
    } catch (NullPointerException expected) {
      // Pass
    }
  }

  public void testBadStrings() {
    UnicodeEscaper e = SIMPLE_ESCAPER;
    String[] BAD_STRINGS = {
      String.valueOf(Character.MIN_LOW_SURROGATE),
      Character.MIN_LOW_SURROGATE + "xyz",
      "abc" + Character.MIN_LOW_SURROGATE,
      "abc" + Character.MIN_LOW_SURROGATE + "xyz",