Shamsher Ansari <******@****.***> 1611332258 +0530

Shamsher Ansari <******@****.***> 1605212884 +0530

	cases := []struct {
		name string
		ver  string
		want *utilversion.Version
	}{
		{
			name: "jammy nft",
			ver:  "iptables v1.8.7 (nf_tables)",
			want: utilversion.MustParseGeneric("1.8.7"),
		},
		{
			name: "jammy legacy",
			ver:  "iptables v1.8.7 (legacy)",

			want: utilversion.MustParseGeneric("1.8.7"),
		},
		{
			name: "xenial",
			ver:  "iptables v1.6.0",

}

func (rv *RevVerMap) String() string {
	if rv == nil {
		return ""
	}
	var rvPairs []string
	for rev, ver := range *rv {
		if ver == "" {
			ver = "latest"
		}
		rvPairs = append(rvPairs,
			fmt.Sprintf("%s=%s", rev, ver))
	}
	return strings.Join(rvPairs, ",")
}

// Versions returns the Istio versions present in the given RevVerMap.
func (rv *RevVerMap) Versions() IstioVersions {
	if rv == nil {
		return nil

				},
			}
			ver, err := GetKubeletVersion(fexec)
			switch {
			case err != nil && tc.valid:
				t.Errorf("GetKubeletVersion: unexpected error for %q. Error: %v", tc.output, err)
			case err == nil && !tc.valid:
				t.Errorf("GetKubeletVersion: error expected for key %q, but result is %q", tc.output, ver)
			case ver != nil && ver.String() != tc.expected:

			rel = rel[:i]
			break
		}
	}

	next := func() (int, bool) {
		for i := 0; i < len(rel); i++ {
			if rel[i] == '.' {
				ver, err := strconv.Atoi(rel[:i])
				rel = rel[i+1:]
				return ver, err == nil
			}
		}
		ver, err := strconv.Atoi(rel)
		rel = ""
		return ver, err == nil
	}
	if major, ok = next(); !ok || rel == "" {
		return
	}
	if minor, ok = next(); !ok || rel == "" {
		return
	}

	tests := []struct {
		name string
		ver  string
		want bool
	}{
		{
			name: "empty",
			ver:  "",
			want: false,
		},
		{
			name: "unknown",
			ver:  "unknown",
			want: false,
		},
		{
			name: "release branch dev",
			ver:  "1.4-dev",
			want: true,
		},
		{
			name: "release",
			ver:  "1.4.5",
			want: true,
		},
		{

func TestObjectVersioner(t *testing.T) {
	v := APIObjectVersioner{}
	if ver, err := v.ObjectResourceVersion(&testresource.TestResource{ObjectMeta: metav1.ObjectMeta{ResourceVersion: "5"}}); err != nil || ver != 5 {
		t.Errorf("unexpected version: %d %v", ver, err)
	}
	if ver, err := v.ObjectResourceVersion(&testresource.TestResource{ObjectMeta: metav1.ObjectMeta{ResourceVersion: "a"}}); err == nil || ver != 0 {
		t.Errorf("unexpected version: %d %v", ver, err)
	}

			if c == '.' {
				ver = ver[i+1:]
				return
			}
			if '0' <= c && c <= '9' {
				n = n*10 + int(c-'0')
			}
		}
		ver = nil
		return
	}

	major = parseNext()
	minor = parseNext()

	return
}

// SupportSockNonblockCloexec tests if SOCK_NONBLOCK and SOCK_CLOEXEC are supported
// for socket() system call, returns true if affirmative.
var SupportSockNonblockCloexec = sync.OnceValue(func() bool {

)

func TestSetKubernetesVersion(t *testing.T) {

	ver := version.Get().String()

	tests := []struct {
		name   string
		input  string
		output string
	}{
		{
			name:   "empty version is processed",
			input:  "",
			output: ver,
		},
		{
			name:   "default version is processed",
			input:  kubeadmapiv1.DefaultKubernetesVersion,
			output: ver,
		},
		{
			name:   "any other version is skipped",