_, ctx := ktesting.NewTestContext(t)
			ctx, cancel := context.WithCancel(ctx)
			defer cancel()
			snapshot := cache.NewSnapshot(test.pods, []*v1.Node{test.node})
			p := plugintesting.SetupPluginWithInformers(ctx, t, New, &config.InterPodAffinityArgs{}, snapshot, namespaces)
			state := framework.NewCycleState()
			_, preFilterStatus := p.(framework.PreFilterPlugin).PreFilter(ctx, state, test.pod)

			t.Cleanup(cancel)
			allNodes := append([]*v1.Node{}, tt.nodes...)
			allNodes = append(allNodes, tt.failedNodes...)
			state := framework.NewCycleState()
			pl := plugintesting.SetupPluginWithInformers(ctx, t, podTopologySpreadFunc, &config.PodTopologySpreadArgs{DefaultingType: config.SystemDefaulting}, cache.NewSnapshot(tt.existingPods, allNodes), tt.objs)
			p := pl.(*PodTopologySpread)