Function TestConfigMaps_setDERPMap_same

tailnet/configmaps_internal_test.go:943–1010

(t *testing.T)

}

func TestConfigMaps_setDERPMap_same(t *testing.T) {
	t.Parallel()
	ctx := testutil.Context(t, testutil.WaitShort)
	logger := testutil.Logger(t)
	fEng := newFakeEngineConfigurable()
	nodePrivateKey := key.NewNode()
	nodeID := tailcfg.NodeID(5)
	discoKey := key.NewDisco()
	uut := newConfigMaps(logger, fEng, nodeID, nodePrivateKey, discoKey.Public(), CoderDNSSuffixFQDN)
	defer uut.close()

	// Given: DERP Map already set
	derpMap := &tailcfg.DERPMap{
		HomeParams: &tailcfg.DERPHomeParams{RegionScore: map[int]float64{
			1:    0.025,
			1001: 0.111,
		}},
		Regions: map[int]*tailcfg.DERPRegion{
			1: {
				RegionCode: "AUH",
				Nodes: []*tailcfg.DERPNode{
					{Name: "AUH0"},
				},
			},
			1001: {
				RegionCode: "DXB",
				Nodes: []*tailcfg.DERPNode{
					{Name: "DXB0"},
				},
			},
		},
	}
	uut.L.Lock()
	uut.derpMap = derpMap
	uut.L.Unlock()

	// Then: we don't configure
	requireNeverConfigures(ctx, t, &uut.phased)

	// When we set the equivalent DERP map, with different ordering
	uut.setDERPMap(&tailcfg.DERPMap{
		HomeParams: &tailcfg.DERPHomeParams{RegionScore: map[int]float64{
			1001: 0.111,
			1:    0.025,
		}},
		Regions: map[int]*tailcfg.DERPRegion{
			1001: {
				RegionCode: "DXB",
				Nodes: []*tailcfg.DERPNode{
					{Name: "DXB0"},
				},
			},
			1: {
				RegionCode: "AUH",
				Nodes: []*tailcfg.DERPNode{
					{Name: "AUH0"},
				},
			},