// Deprecated: ErrWriteAfterFlush is no longer returned by
	// anything in the net/http package. Callers should not
	// compare errors against this variable.
	ErrWriteAfterFlush = errors.New("unused")
)

// A Handler responds to an HTTP request.
//
// [Handler.ServeHTTP] should write reply headers and data to the [ResponseWriter]
// and then return. Returning signals that the request is finished; it

	{
		expectation:      "100-continue",
		readBody:         true,
		chunked:          true,
		expectedResponse: "100 Continue",
	},
}

// Tests that the server responds to the "Expect" request header
// correctly.
func TestServerExpect(t *testing.T) { run(t, testServerExpect, []testMode{http1Mode}) }
func testServerExpect(t *testing.T, mode testMode) {

	// leading to higher cpu usage.
	// Note that even though we set the period to 1s, the relisting itself can
	// take more than 1s to finish if the container runtime responds slowly
	// and/or when there are many container changes in one cycle.
	genericPlegRelistPeriod    = time.Second * 1
	genericPlegRelistThreshold = time.Minute * 3