something.go

func objectNTimes(t *testing.T, fuzzer *gofuzz.Fuzzer, obj runtime.Object, schema *structuralschema.Structural, iterations int) {
	t.Logf("Running CRD schema pruning fuzz test for object %v", obj.GetObjectKind())
	for i := 0; i < iterations; i++ {
		fuzzed := obj.DeepCopyObject()
		// fuzz *before* converting to unstructured, so we get typed fuzzing
		fuzzer.Fuzz(fuzzed)
		unstructuredFuzzed, err := runtime.DefaultUnstructuredConverter.ToUnstructured(fuzzed)
		if err != nil {
			t.Fatalf("Failed to convert type to `runtime.Unstructured`: %v", err)
			return
		}
		pruned, err := runtime.DefaultUnstructuredConverter.ToUnstructured(fuzzed)
		if err != nil {
			t.Fatalf("Failed to convert type to `runtime.Unstructured`: %v", err)
			return
		}
		structuralpruning.Prune(pruned, schema, true)
		//t.Logf("Fuzzed: %+v", fuzzed)
		//t.Logf("Pruned: %+v", pruned)
		if !cmp.Equal(unstructuredFuzzed, pruned) {
			t.Errorf("Failed fuzz test, difference: %v", cmp.Diff(unstructuredFuzzed, pruned))
		}
		t.Logf("Passed fuzz test iteration %d", i)
	}
}