mux.ServeHTTP(httptest.NewRecorder(), req)
	}

	expected := strings.NewReader(`
        # HELP apiserver_request_total [STABLE] Counter of apiserver requests broken out for each verb, dry run value, group, version, resource, scope, component, and HTTP response code.
        # TYPE apiserver_request_total counter
        apiserver_request_total{code="200",component="",dry_run="",group="",resource="",scope="",subresource="/healthz",verb="GET",version=""} 1

				IsResourceRequest: true,
			},
			isMutating: false,
			want: `
			            # HELP apiserver_request_total [STABLE] Counter of apiserver requests broken out for each verb, dry run value, group, version, resource, scope, component, and HTTP response code.
			            # TYPE apiserver_request_total counter