types.UID("foxtrot"): foxtrotNode(),
				types.UID("golf"):    golfNode(),
			},
			expectNodes: []*dotVertex{
				NewDOTVertex(alphaNode()),
				NewDOTVertex(bravoNode()),
				NewDOTVertex(charlieNode()),
				NewDOTVertex(deltaNode()),
				NewDOTVertex(foxtrotNode()),
				NewDOTVertex(golfNode()),
			},
			expectEdges: []dotEdge{
				{F: types.UID("alpha"), T: types.UID("bravo")},

		{Key: "deletingDependents", Value: fmt.Sprintf(`%v`, v.deletingDependents)},
		{Key: "virtual", Value: fmt.Sprintf(`%v`, v.virtual)},
	}
}

// NewDOTVertex creates a new dotVertex.
func NewDOTVertex(node *node) *dotVertex {
	gv, err := schema.ParseGroupVersion(node.identity.APIVersion)
	if err != nil {
		// this indicates a bad data serialization that should be prevented during storage of the API