.assertHeader("Test", "Redirect from /a to /b")

    // New connection.
    assertThat(server.takeRequest().sequenceNumber).isEqualTo(0)
    // Connection reused.
    assertThat(server.takeRequest().sequenceNumber).isEqualTo(1)
    // Connection reused again!
    assertThat(server.takeRequest().sequenceNumber).isEqualTo(2)
  }

  @Test
  fun postRedirectsToGet() {
    server.enqueue(

//
// The provided context is used until the transaction is committed or rolled back.
// If the context is canceled, the sql package will roll back
// the transaction. [Tx.Commit] will return an error if the context provided to
// BeginTx is canceled.
//
// The provided [TxOptions] is optional and may be nil if defaults should be used.
// If a non-default isolation level is used that the driver doesn't support,

		doBreak := i != numReqs

		ctx := httptrace.WithClientTrace(context.Background(), &httptrace.ClientTrace{
			GotConn: func(info httptrace.GotConnInfo) {
				t.Logf("got conn: %v, reused=%v, wasIdle=%v, idleTime=%v", info.Conn.LocalAddr(), info.Reused, info.WasIdle, info.IdleTime)
				atomic.AddUint32(&gotConns, 1)
			},
			TLSHandshakeDone: func(cfg tls.ConnectionState, err error) {
				brokenState.Lock()

		/* 0 = invalidates the block containing EA in all processors. */
		/* 1 = same as 0, but with limited scope (i.e. block in the current processor will not be reused soon). */
		/* 3 = same as 1, but with even more limited scope (i.e. block in the current processor primary cache will not be reused soon). */
		if p.To.Type == obj.TYPE_NONE {
			o1 = AOP_RRR(c.oprrr(p.As), 0, uint32(p.From.Index), uint32(p.From.Reg))
		} else {

			t.Fatal(err)
		}
		res.Body.Close()
		if conns != 1 {
			t.Fatalf("request %v: got %v conns, want 1", try, conns)
		}
		if info.Reused || info.WasIdle {
			t.Fatalf("request %v: Reused=%v (want false), WasIdle=%v (want false)", try, info.Reused, info.WasIdle)
		}
	}
}

// Issue 18447: test that the Server's ReadTimeout is stopped while

  // attached to control flow share following common properties:
  //   1) They are never reused, ie. having a single use in module.
  //   2) Their input types match those of their parent ops (excluding inputs
  //      like predicate).
  // For calls, functions can be reused across multiple call sites. In this case
  // we propagate the types when all call sites have the same operand types.

	}
}

// shouldReuseConnection reports whether the underlying TCP connection can be reused.
// It must only be called after the handler is done executing.
func (w *response) shouldReuseConnection() bool {
	if w.closeAfterReply {
		// The request or something set while executing the
		// handler indicated we shouldn't reuse this
		// connection.
		return false
	}

}

func (c *ctxOnlyConn) Close() error {
	return c.fc.Close()
}

// Prepare is still part of the Conn interface, so while it isn't used
// must be defined for compatibility.
func (c *ctxOnlyConn) Prepare(q string) (driver.Stmt, error) {
	panic("not used")
}

func (c *ctxOnlyConn) PrepareContext(ctx context.Context, q string) (driver.Stmt, error) {
	return c.fc.PrepareContext(ctx, q)
}

    // Check that a fresh connection was created, either immediately or after attempting reuse.
    // We know that a fresh connection was created if the server recorded a request with sequence
    // number 0. Since the client may have attempted to reuse the broken connection just before
    // creating a fresh connection, the server may have recorded 2 requests at this point. The order

   */

  // Constants

  /**
   * The maximum capacity, used if a higher value is implicitly specified by either of the
   * constructors with arguments. MUST be a power of two {@code <= 1<<30} to ensure that entries are
   * indexable using ints.
   */
  static final int MAXIMUM_CAPACITY = 1 << 30;

  /** The maximum number of segments to allow; used to bound constructor arguments. */