metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/apimachinery/pkg/types"

	"istio.io/istio/pkg/test/util/assert"
)

func TestWithProcFs(t *testing.T) {
	n := NewPodNetnsProcFinder(fakeFs())
	pod := &corev1.Pod{ObjectMeta: metav1.ObjectMeta{
		Name:      "foo",
		Namespace: "bar",
		UID:       types.UID("863b91d4-4b68-4efa-917f-4b560e3e86aa"),
	}}

		},
		Spec: corev1.PodSpec{ServiceAccountName: "sa"},
	}

	// this is usually called after add. so manually add the pod uid for now
	fakens := newFakeNs(123)
	closed := fakens.closed
	workload := WorkloadInfo{
		Workload: podToWorkload(pod),
		Netns:    fakens,
	}
	fixture.podNsMap.UpsertPodCacheWithNetns(string(pod.UID), workload)
	err := netServer.RemovePodFromMesh(ctx, pod)
	assert.NoError(t, err)

	return nil
}

// fakeNs is a mock struct for testing
type fakeNs struct {
	closed *atomic.Bool
	fd     uintptr
	inode  uint64
}

func newFakeNs(fd uintptr) *fakeNs {
	// the fake inode is the fd! magic.
	return &fakeNs{closed: &atomic.Bool{}, fd: fd, inode: uint64(fd)}
}

func newFakeNsInode(fd uintptr, inode uint64) *fakeNs {
	return &fakeNs{closed: &atomic.Bool{}, fd: fd, inode: inode}
}

	server := &fakeServer{}
	server.Start(fakeCtx)

	server.On("DelPodFromMesh",
		fakeCtx,
		pod,
	).Return(errors.New("fake error"))

	fakeClientSet := fake.NewSimpleClientset()
	m := meshDataplane{
		kubeClient: fakeClientSet,
		netServer:  server,
	}

	// pod is not in fake client, so if this will try to remove annotation, it will fail.
	err := m.DelPodFromMesh(fakeCtx, pod)
	assert.Error(t, err)
}

		istioNamespace:    constants.IstioSystemNamespace,
		watchedNamespaces: constants.IstioSystemNamespace,
		operatorNamespace: operatorDefaultNamespace,
		// placeholders, since the fake API server does not actually pull images and create pods.
		hub: "fake hub",
		tag: "fake tag",
	}

	_, mstr, err := renderOperatorManifest(nil, ocArgs)
	if err != nil {
		return err
	}
	if err := applyWithReconciler(reconciler, mstr); err != nil {

				makeGateway(constants.DefaultNamespaceWaypoint, "fake", true, true),
			},
			expectedOutFile: "default-gateway",
		},
		{
			name: "all namespaces gateways",
			args: strings.Split("list -A", " "),
			gateways: []*gateway.Gateway{
				makeGateway(constants.DefaultNamespaceWaypoint, "default", true, true),
				makeGateway(constants.DefaultNamespaceWaypoint, "fake", true, true),
			},
			expectedOutFile: "all-gateway",
		},

	ns := scheme.Codecs.WithoutConversion()
	codec := scheme.Codecs.LegacyCodec(scheme.Scheme.PrioritizedVersionsAllGroups()...)
	factory.Client = &fake.RESTClient{
		GroupVersion:         schema.GroupVersion{Group: "", Version: "v1"},
		NegotiatedSerializer: ns,
		Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
			switch p, m := req.URL.Path, req.Method; {

	log.Info("info log")
	log.Warn("warn log")
	log.Error("error log")
	// This will error because stdout cannot sync, but the UDS part should sync
	// Ideally we would fail if the UDS part fails but the error library makes it kind of tricky
	_ = log.Sync()

	// Restore os stdout.
	os.Stdout = stdout
	assert.NoError(t, log.Configure(loggingOptions))

	assert.NoError(t, w.Close())
	out, err := io.ReadAll(r)
	assert.NoError(t, err)

// limitations under the License.

package sdscompare

import (
	"encoding/json"
	"fmt"
	"io"
	"strings"
	"text/tabwriter"
)

// SDSWriter takes lists of SecretItem or SecretItemDiff and prints them through supplied output writer
type SDSWriter interface {
	PrintSecretItems([]SecretItem) error
	PrintDiffs([]SecretItemDiff) error
}

type Format int

const (

	return nil
}

func (s *NetServer) sendPodToZtunnelAndWaitForAck(ctx context.Context, pod *corev1.Pod, netns Netns) error {
	return s.ztunnelServer.PodAdded(ctx, pod, netns)
}

// ConstructInitialSnapshot takes a "snapshot" of current ambient pods and
//
// 1. Constructs a ztunnel state message to initialize ztunnel
// 2. Syncs the host ipset
func (s *NetServer) ConstructInitialSnapshot(ambientPods []*corev1.Pod) error {