package resource

import "istio.io/istio/pkg/test/framework/components/cluster"

// EnvironmentFactory creates an Environment.
type EnvironmentFactory func(ctx Context) (Environment, error)

var _ EnvironmentFactory = NilEnvironmentFactory

// NilEnvironmentFactory is an EnvironmentFactory that returns nil.
func NilEnvironmentFactory(Context) (Environment, error) {
	return nil, nil
}

	}

	settings, err := s.getSettings(s.testID)
	if err != nil {
		return err
	}

	// Get the EnvironmentFactory.
	environmentFactory := s.envFactory
	if environmentFactory == nil {
		environmentFactory = settings.EnvironmentFactory
	}
	if environmentFactory == nil {
		environmentFactory = newEnvironment
	}

	if err := configureLogging(); err != nil {
		return err
	}

package integration

import (
	"testing"

	"istio.io/istio/pkg/test/framework"
	"istio.io/istio/pkg/test/framework/resource"
)

func TestMain(m *testing.M) {
	framework.NewSuite(m).EnvironmentFactory(resource.NilEnvironmentFactory).Run()

	OnlyWorkloadClasses ArrayFlags

	// The label selector, in parsed form.
	Selector label.Selector

	// EnvironmentFactory allows caller to override the environment creation. If nil, a default is used based
	// on the known environment names.
	EnvironmentFactory EnvironmentFactory

	// Deprecated: prefer to use `--istio.test.revisions=<revision name>`.
	// The revision label on a namespace for injection webhook.

// runtime for the test environment.
type runtime struct {
	context *suiteContext
}

// newRuntime returns a new runtime instance.
func newRuntime(s *resource.Settings, fn resource.EnvironmentFactory, labels label.Set) (*runtime, error) {
	ctx, err := newSuiteContext(s, fn, labels)
	if err != nil {
		return nil, err
	}
	return &runtime{
		context: ctx,
	}, nil
}

	contextNames sets.String

	suiteLabels label.Set

	dumpCount *atomic.Uint64

	traceContext context.Context
	traces       sync.Map
}

func newSuiteContext(s *resource.Settings, envFn resource.EnvironmentFactory, labels label.Set) (*suiteContext, error) {
	scopeID := fmt.Sprintf("[suite(%s)]", s.TestID)

	workDir := path.Join(s.RunDir(), "_suite_context")
	if err := os.MkdirAll(workDir, os.ModePerm); err != nil {

		}},
	}

	all = echo.Instances{a1, a2, b1, b2, c1, c2, a1Ns2, a2Ns2, vm1, vm2, headless1, headless2, naked1, naked2, external1, external2}
)

func TestMain(m *testing.M) {
	framework.NewSuite(m).EnvironmentFactory(resource.NilEnvironmentFactory).Run()
}

func TestDeployments(t *testing.T) {
	if diff := cmp.Diff(
		all.Services().NamespacedNames(),
		echo.NamespacedNames{
			{
				Name:      "a",

			g := NewWithT(t)
			actual := deriveSuiteName(c.caller)
			g.Expect(actual).To(Equal(c.expected))
		})
	}
}

func newFakeEnvironmentFactory(numClusters int) resource.EnvironmentFactory {
	e := kube.FakeEnvironment{NumClusters: numClusters}
	return func(ctx resource.Context) (resource.Environment, error) {
		return e, nil
	}
}

type OtherInterface interface {
	GetOtherValue() string