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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,87 @@ | ||
| package t | ||
|
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||
| import ( | ||
| "context" | ||
| "github.com/go-logr/logr" | ||
| gmg "github.com/onsi/gomega" | ||
| "github.com/stretchr/testify/assert" | ||
| "time" | ||
|
|
||
| "k8s.io/apimachinery/pkg/api/errors" | ||
| "k8s.io/apimachinery/pkg/api/meta" | ||
| "k8s.io/apimachinery/pkg/apis/meta/v1/unstructured" | ||
| "k8s.io/client-go/rest" | ||
| "k8s.io/klog/v2/ktesting" | ||
| ctrl "sigs.k8s.io/controller-runtime" | ||
| "sigs.k8s.io/controller-runtime/pkg/client" | ||
| "sigs.k8s.io/controller-runtime/pkg/envtest" | ||
| "sigs.k8s.io/controller-runtime/pkg/manager" | ||
|
|
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| "testing" | ||
| ) | ||
|
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| func TestRetValue(t *testing.T) { | ||
| ctx, cancel := context.WithCancel(context.Background()) | ||
| defer cancel() | ||
|
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| restCfg, tearDownFn := setupEnvtest(t) | ||
| defer tearDownFn(t) | ||
|
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| var log = ctrl.Log.WithName("ret-error-demo") | ||
| kl := ktesting.NewLogger(t, ktesting.NewConfig()) | ||
| ctrl.SetLogger(kl) | ||
|
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| manager, err := ctrl.NewManager(restCfg, ctrl.Options{}) | ||
| assert.NoError(t, err) | ||
|
|
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| go func() { | ||
| assert.NoError(t, manager.Start(ctx)) | ||
| }() | ||
|
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| keyValid := client.ObjectKey{Name: "a-name", Namespace: "default"} | ||
| keyBadNS := client.ObjectKey{Name: "a-name", Namespace: "in/valid"} | ||
|
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| report(ctx, manager, keyValid, makeUnstructured("ReplicaSet", "apps/v1"), log) | ||
| report(ctx, manager, keyValid, makeUnstructured("Badger", "apps/v1"), log) | ||
| report(ctx, manager, keyBadNS, makeUnstructured("Gherkin", "inexistent.group.com/v1"), log) | ||
| } | ||
|
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| func makeUnstructured(kind string, apiVersion string) *unstructured.Unstructured { | ||
| rs := &unstructured.Unstructured{} | ||
| rs.SetKind(kind) | ||
| rs.SetAPIVersion(apiVersion) | ||
| return rs | ||
| } | ||
|
|
||
| func report(ctx context.Context, manager manager.Manager, key client.ObjectKey, obj *unstructured.Unstructured, log logr.Logger) { | ||
| clientCtx, clientCancel := context.WithTimeout(ctx, time.Second) | ||
| defer clientCancel() | ||
| err := manager.GetClient().Get(clientCtx, key, obj) | ||
| if err != nil && errors.IsNotFound(err) { | ||
| log.Info("Kind is present but object was not found", "kind", obj.GetObjectKind().GroupVersionKind().Kind) | ||
| } else if err != nil && meta.IsNoMatchError(err) { | ||
| log.Info("Kind does not exist", "kind", obj.GetObjectKind().GroupVersionKind().Kind) | ||
| } else if err != nil { | ||
| log.Error(err, "Unexpected error") | ||
| } | ||
| } | ||
|
|
||
| func setupEnvtest(t *testing.T) (*rest.Config, func(t *testing.T)) { | ||
| t.Log("Setup envtest") | ||
|
|
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| g := gmg.NewWithT(t) | ||
| testEnv := &envtest.Environment{ | ||
| CRDDirectoryPaths: []string{"testdata"}, | ||
| } | ||
|
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| cfg, err := testEnv.Start() | ||
| g.Expect(err).NotTo(gmg.HaveOccurred()) | ||
| g.Expect(cfg).NotTo(gmg.BeNil()) | ||
|
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| teardownFunc := func(t *testing.T) { | ||
| t.Log("Stop envtest") | ||
| g.Expect(testEnv.Stop()).To(gmg.Succeed()) | ||
| } | ||
|
|
||
| return cfg, teardownFunc | ||
| } |