func GetRoundtripTestCases()

in config/testing/roundtrip.go [39:76]
35 lines of code
9 McCabe index (conditional complexity)

func GetRoundtripTestCases(t *testing.T, scheme *runtime.Scheme, codecs serializer.CodecFactory) []TestCase {
	cases := []TestCase{}
	versionsForKind := map[schema.GroupKind][]string{}
	for gvk := range scheme.AllKnownTypes() {
		if gvk.Version != runtime.APIVersionInternal {
			versionsForKind[gvk.GroupKind()] = append(versionsForKind[gvk.GroupKind()], gvk.Version)
		}
	}

	for gk, versions := range versionsForKind {
		testdir := filepath.Join("testdata", gk.Kind, "roundtrip")
		dirs, err := ioutil.ReadDir(testdir)
		if err != nil {
			t.Fatalf("failed to read testdir %s: %v", testdir, err)
		}

		for _, dir := range dirs {
			for _, vin := range versions {
				for _, vout := range versions {
					marshalGVK := gk.WithVersion(vout)
					codec, err := getCodecForGV(codecs, marshalGVK.GroupVersion())
					if err != nil {
						t.Fatalf("failed to get codec for %v: %v", marshalGVK.GroupVersion().String(), err)
					}

					testname := dir.Name()
					cases = append(cases, TestCase{
						name:  fmt.Sprintf("%s_%sTo%s_%s", gk.Kind, vin, vout, testname),
						in:    filepath.Join(testdir, testname, vin+".yaml"),
						out:   filepath.Join(testdir, testname, vout+".yaml"),
						codec: codec,
					})
				}
			}
		}
	}
	return cases
}