func (p *TestProxy) UpdateWatchedResource(url string, f func(*WatchedResource) *WatchedResource) {
	p.WatchedResources[url] = f(p.WatchedResources[url])
}

func (p *TestProxy) GetID() string {
	return ""
}

func TestShouldRespond(t *testing.T) {
	tests := []struct {
		name     string
		proxy    *TestProxy
		request  *discovery.DiscoveryRequest
		response bool
	}{
		{
			name: "initial request",
			proxy: &TestProxy{