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https://github.com/k3s-io/kubernetes.git
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topology_test.go: merge tests into a single test
Move all of the tests into TestFilterEndpoints, rather than separately testing some of its internal helper functions (which will be going away).
This commit is contained in:
Dan Winship
parent
6caa18a6b7
commit
88a3c6924e
@ -113,6 +113,158 @@ func TestFilterEndpoints(t *testing.T) {
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&BaseEndpointInfo{Endpoint: "10.1.2.6:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80", "10.1.2.4:80", "10.1.2.5:80", "10.1.2.6:80"),
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}, {
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name: "empty node labels",
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hintsEnabled: true,
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nodeLabels: map[string]string{},
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serviceInfo: &BaseServiceInfo{hintsAnnotation: "auto"},
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80"),
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}, {
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name: "empty zone label",
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hintsEnabled: true,
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nodeLabels: map[string]string{v1.LabelTopologyZone: ""},
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serviceInfo: &BaseServiceInfo{hintsAnnotation: "auto"},
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80"),
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}, {
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name: "node in different zone, no endpoint filtering",
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hintsEnabled: true,
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nodeLabels: map[string]string{v1.LabelTopologyZone: "zone-b"},
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serviceInfo: &BaseServiceInfo{hintsAnnotation: "auto"},
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80"),
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}, {
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name: "normal endpoint filtering, auto annotation",
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hintsEnabled: true,
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nodeLabels: map[string]string{v1.LabelTopologyZone: "zone-a"},
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serviceInfo: &BaseServiceInfo{hintsAnnotation: "auto"},
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.4:80", ZoneHints: sets.NewString("zone-b"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.5:80", ZoneHints: sets.NewString("zone-c"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.6:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80", "10.1.2.6:80"),
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}, {
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name: "unready endpoint",
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hintsEnabled: true,
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nodeLabels: map[string]string{v1.LabelTopologyZone: "zone-a"},
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serviceInfo: &BaseServiceInfo{hintsAnnotation: "auto"},
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.4:80", ZoneHints: sets.NewString("zone-b"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.5:80", ZoneHints: sets.NewString("zone-c"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.6:80", ZoneHints: sets.NewString("zone-a"), Ready: false},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80"),
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}, {
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name: "only unready endpoints in same zone (should not filter)",
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hintsEnabled: true,
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nodeLabels: map[string]string{v1.LabelTopologyZone: "zone-a"},
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serviceInfo: &BaseServiceInfo{hintsAnnotation: "auto"},
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a"), Ready: false},
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&BaseEndpointInfo{Endpoint: "10.1.2.4:80", ZoneHints: sets.NewString("zone-b"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.5:80", ZoneHints: sets.NewString("zone-c"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.6:80", ZoneHints: sets.NewString("zone-a"), Ready: false},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80", "10.1.2.4:80", "10.1.2.5:80", "10.1.2.6:80"),
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}, {
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name: "normal endpoint filtering, Auto annotation",
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hintsEnabled: true,
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nodeLabels: map[string]string{v1.LabelTopologyZone: "zone-a"},
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serviceInfo: &BaseServiceInfo{hintsAnnotation: "Auto"},
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.4:80", ZoneHints: sets.NewString("zone-b"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.5:80", ZoneHints: sets.NewString("zone-c"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.6:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80", "10.1.2.6:80"),
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}, {
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name: "hintsAnnotation empty, no filtering applied",
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hintsEnabled: true,
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nodeLabels: map[string]string{v1.LabelTopologyZone: "zone-a"},
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serviceInfo: &BaseServiceInfo{hintsAnnotation: ""},
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.4:80", ZoneHints: sets.NewString("zone-b"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.5:80", ZoneHints: sets.NewString("zone-c"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.6:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80", "10.1.2.4:80", "10.1.2.5:80", "10.1.2.6:80"),
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}, {
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name: "hintsAnnotation disabled, no filtering applied",
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hintsEnabled: true,
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nodeLabels: map[string]string{v1.LabelTopologyZone: "zone-a"},
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serviceInfo: &BaseServiceInfo{hintsAnnotation: "disabled"},
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.4:80", ZoneHints: sets.NewString("zone-b"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.5:80", ZoneHints: sets.NewString("zone-c"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.6:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80", "10.1.2.4:80", "10.1.2.5:80", "10.1.2.6:80"),
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}, {
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name: "missing hints, no filtering applied",
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hintsEnabled: true,
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nodeLabels: map[string]string{v1.LabelTopologyZone: "zone-a"},
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serviceInfo: &BaseServiceInfo{hintsAnnotation: "auto"},
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.4:80", ZoneHints: sets.NewString("zone-b"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.5:80", ZoneHints: nil, Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.6:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80", "10.1.2.4:80", "10.1.2.5:80", "10.1.2.6:80"),
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}, {
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name: "multiple hints per endpoint, filtering includes any endpoint with zone included",
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hintsEnabled: true,
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nodeLabels: map[string]string{v1.LabelTopologyZone: "zone-c"},
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serviceInfo: &BaseServiceInfo{hintsAnnotation: "auto"},
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a", "zone-b", "zone-c"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.4:80", ZoneHints: sets.NewString("zone-b", "zone-c"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.5:80", ZoneHints: sets.NewString("zone-b", "zone-d"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.6:80", ZoneHints: sets.NewString("zone-c"), Ready: true},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80", "10.1.2.4:80", "10.1.2.6:80"),
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}, {
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name: "internalTrafficPolicy: Local, with empty endpoints",
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serviceInfo: &BaseServiceInfo{nodeLocalInternal: true},
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endpoints: []Endpoint{},
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expectedEndpoints: nil,
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}, {
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name: "internalTrafficPolicy: Local, but all endpoints are remote",
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serviceInfo: &BaseServiceInfo{nodeLocalInternal: true},
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.0.0.0:80", Ready: true, IsLocal: false},
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&BaseEndpointInfo{Endpoint: "10.0.0.1:80", Ready: true, IsLocal: false},
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},
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expectedEndpoints: nil,
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}, {
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name: "internalTrafficPolicy: Local, all endpoints are local",
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serviceInfo: &BaseServiceInfo{nodeLocalInternal: true},
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.0.0.0:80", Ready: true, IsLocal: true},
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&BaseEndpointInfo{Endpoint: "10.0.0.1:80", Ready: true, IsLocal: true},
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},
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expectedEndpoints: sets.NewString("10.0.0.0:80", "10.0.0.1:80"),
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}, {
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name: "internalTrafficPolicy: Local, some endpoints are local",
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serviceInfo: &BaseServiceInfo{nodeLocalInternal: true},
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.0.0.0:80", Ready: true, IsLocal: true},
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&BaseEndpointInfo{Endpoint: "10.0.0.1:80", Ready: true, IsLocal: false},
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},
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expectedEndpoints: sets.NewString("10.0.0.0:80"),
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}}
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for _, tc := range testCases {
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@ -127,182 +279,3 @@ func TestFilterEndpoints(t *testing.T) {
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})
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}
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}
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func Test_filterEndpointsWithHints(t *testing.T) {
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testCases := []struct {
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name string
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nodeLabels map[string]string
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hintsAnnotation string
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endpoints []Endpoint
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expectedEndpoints sets.String
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}{{
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name: "empty node labels",
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nodeLabels: map[string]string{},
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hintsAnnotation: "auto",
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80"),
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}, {
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name: "empty zone label",
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nodeLabels: map[string]string{v1.LabelTopologyZone: ""},
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hintsAnnotation: "auto",
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80"),
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}, {
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name: "node in different zone, no endpoint filtering",
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nodeLabels: map[string]string{v1.LabelTopologyZone: "zone-b"},
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hintsAnnotation: "auto",
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80"),
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}, {
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name: "normal endpoint filtering, auto annotation",
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nodeLabels: map[string]string{v1.LabelTopologyZone: "zone-a"},
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hintsAnnotation: "auto",
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.4:80", ZoneHints: sets.NewString("zone-b"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.5:80", ZoneHints: sets.NewString("zone-c"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.6:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80", "10.1.2.6:80"),
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}, {
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name: "unready endpoint",
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nodeLabels: map[string]string{v1.LabelTopologyZone: "zone-a"},
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hintsAnnotation: "auto",
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.4:80", ZoneHints: sets.NewString("zone-b"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.5:80", ZoneHints: sets.NewString("zone-c"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.6:80", ZoneHints: sets.NewString("zone-a"), Ready: false},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80"),
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}, {
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name: "only unready endpoints in same zone (should not filter)",
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nodeLabels: map[string]string{v1.LabelTopologyZone: "zone-a"},
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hintsAnnotation: "auto",
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a"), Ready: false},
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&BaseEndpointInfo{Endpoint: "10.1.2.4:80", ZoneHints: sets.NewString("zone-b"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.5:80", ZoneHints: sets.NewString("zone-c"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.6:80", ZoneHints: sets.NewString("zone-a"), Ready: false},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80", "10.1.2.4:80", "10.1.2.5:80", "10.1.2.6:80"),
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}, {
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name: "normal endpoint filtering, Auto annotation",
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nodeLabels: map[string]string{v1.LabelTopologyZone: "zone-a"},
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hintsAnnotation: "Auto",
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.4:80", ZoneHints: sets.NewString("zone-b"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.5:80", ZoneHints: sets.NewString("zone-c"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.6:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80", "10.1.2.6:80"),
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}, {
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name: "hintsAnnotation empty, no filtering applied",
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nodeLabels: map[string]string{v1.LabelTopologyZone: "zone-a"},
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hintsAnnotation: "",
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.4:80", ZoneHints: sets.NewString("zone-b"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.5:80", ZoneHints: sets.NewString("zone-c"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.6:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80", "10.1.2.4:80", "10.1.2.5:80", "10.1.2.6:80"),
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}, {
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name: "hintsAnnotation disabled, no filtering applied",
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nodeLabels: map[string]string{v1.LabelTopologyZone: "zone-a"},
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hintsAnnotation: "disabled",
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.4:80", ZoneHints: sets.NewString("zone-b"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.5:80", ZoneHints: sets.NewString("zone-c"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.6:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80", "10.1.2.4:80", "10.1.2.5:80", "10.1.2.6:80"),
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}, {
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name: "missing hints, no filtering applied",
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nodeLabels: map[string]string{v1.LabelTopologyZone: "zone-a"},
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hintsAnnotation: "auto",
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.4:80", ZoneHints: sets.NewString("zone-b"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.5:80", ZoneHints: nil, Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.6:80", ZoneHints: sets.NewString("zone-a"), Ready: true},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80", "10.1.2.4:80", "10.1.2.5:80", "10.1.2.6:80"),
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}, {
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name: "multiple hints per endpoint, filtering includes any endpoint with zone included",
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nodeLabels: map[string]string{v1.LabelTopologyZone: "zone-c"},
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hintsAnnotation: "auto",
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.1.2.3:80", ZoneHints: sets.NewString("zone-a", "zone-b", "zone-c"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.4:80", ZoneHints: sets.NewString("zone-b", "zone-c"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.5:80", ZoneHints: sets.NewString("zone-b", "zone-d"), Ready: true},
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&BaseEndpointInfo{Endpoint: "10.1.2.6:80", ZoneHints: sets.NewString("zone-c"), Ready: true},
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},
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expectedEndpoints: sets.NewString("10.1.2.3:80", "10.1.2.4:80", "10.1.2.6:80"),
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}}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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filteredEndpoints := filterEndpointsWithHints(tc.endpoints, tc.hintsAnnotation, tc.nodeLabels)
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err := checkExpectedEndpoints(tc.expectedEndpoints, filteredEndpoints)
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if err != nil {
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t.Errorf(err.Error())
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}
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})
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}
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}
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func TestFilterLocalEndpoint(t *testing.T) {
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testCases := []struct {
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name string
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endpoints []Endpoint
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expected sets.String
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}{
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{
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name: "with empty endpoints",
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endpoints: []Endpoint{},
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expected: nil,
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},
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{
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name: "all endpoints not local",
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endpoints: []Endpoint{
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&BaseEndpointInfo{Endpoint: "10.0.0.0:80", Ready: true, IsLocal: false},
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&BaseEndpointInfo{Endpoint: "10.0.0.1:80", Ready: true, IsLocal: false},
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},
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expected: nil,
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},
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{
|
||||
name: "all endpoints are local",
|
||||
endpoints: []Endpoint{
|
||||
&BaseEndpointInfo{Endpoint: "10.0.0.0:80", Ready: true, IsLocal: true},
|
||||
&BaseEndpointInfo{Endpoint: "10.0.0.1:80", Ready: true, IsLocal: true},
|
||||
},
|
||||
expected: sets.NewString("10.0.0.0:80", "10.0.0.1:80"),
|
||||
},
|
||||
{
|
||||
name: "some endpoints are local",
|
||||
endpoints: []Endpoint{
|
||||
&BaseEndpointInfo{Endpoint: "10.0.0.0:80", Ready: true, IsLocal: true},
|
||||
&BaseEndpointInfo{Endpoint: "10.0.0.1:80", Ready: true, IsLocal: false},
|
||||
},
|
||||
expected: sets.NewString("10.0.0.0:80"),
|
||||
},
|
||||
}
|
||||
for _, tc := range testCases {
|
||||
t.Run(tc.name, func(t *testing.T) {
|
||||
filteredEndpoint := FilterLocalEndpoint(tc.endpoints)
|
||||
err := checkExpectedEndpoints(tc.expected, filteredEndpoint)
|
||||
if err != nil {
|
||||
t.Errorf(err.Error())
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user