mirror of https://github.com/linkerd/linkerd2.git
70 lines
1.5 KiB
Go
70 lines
1.5 KiB
Go
package cmd
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import (
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"errors"
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"testing"
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pb "github.com/runconduit/conduit/controller/gen/public"
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)
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func TestGetPods(t *testing.T) {
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t.Run("Returns names of existing pods if everything went ok", func(t *testing.T) {
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mockClient := &mockApiClient{}
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pods := []*pb.Pod{
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{Name: "pod-a"},
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{Name: "pod-b"},
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{Name: "pod-c"},
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}
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expectedPodNames := []string{
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"pod-a",
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"pod-b",
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"pod-c",
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}
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response := &pb.ListPodsResponse{
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Pods: pods,
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}
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mockClient.listPodsResponseToReturn = response
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actualPodNames, err := getPods(mockClient)
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if err != nil {
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t.Fatalf("Unexpected error: %v", err)
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}
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for i, actualName := range actualPodNames {
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expectedName := expectedPodNames[i]
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if expectedName != actualName {
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t.Fatalf("Expected %dth element on %v to be [%s], but was [%s]", i, actualPodNames, expectedName, actualName)
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}
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}
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})
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t.Run("Returns empty list if no [ods found", func(t *testing.T) {
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mockClient := &mockApiClient{}
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mockClient.listPodsResponseToReturn = &pb.ListPodsResponse{
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Pods: []*pb.Pod{},
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}
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actualPodNames, err := getPods(mockClient)
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if err != nil {
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t.Fatalf("Unexpected error: %v", err)
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}
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if len(actualPodNames) != 0 {
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t.Fatalf("Expecting no pod names, got %v", actualPodNames)
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}
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})
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t.Run("Returns error if cant find pods in API", func(t *testing.T) {
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mockClient := &mockApiClient{}
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mockClient.errorToReturn = errors.New("expected")
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_, err := getPods(mockClient)
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if err == nil {
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t.Fatalf("Expecting error, got noting")
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}
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})
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}
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