// Store atomically stores val into x.
func (x *Bool) Store(val bool) { StoreUint32(&x.v, b32(val)) }

// Swap atomically stores new into x and returns the previous value.
func (x *Bool) Swap(new bool) (old bool) { return SwapUint32(&x.v, b32(new)) != 0 }

// CompareAndSwap executes the compare-and-swap operation for the boolean value x.
func (x *Bool) CompareAndSwap(old, new bool) (swapped bool) {

func isSwapOnAccordingToProcSwaps(procSwapsContent []byte) bool {
	procSwapsContent = bytes.TrimSpace(procSwapsContent) // extra trailing \n
	procSwapsStr := string(procSwapsContent)
	procSwapsLines := strings.Split(procSwapsStr, "\n")

	// If there is more than one line (table headers) in /proc/swaps then swap is enabled
	klog.InfoS("Swap is on", "/proc/swaps contents", procSwapsStr)

		}
	}

	return lcr
}

// configureContainerSwapResources configures the swap resources for a specified (linux) container.
// Swap is only configured if a swap cgroup controller is available and the NodeSwap feature gate is enabled.

// Share memory by communicating;
// don't communicate by sharing memory.
//
// The swap operation, implemented by the SwapT functions, is the atomic
// equivalent of:
//
//	old = *addr
//	*addr = new
//	return old
//
// The compare-and-swap operation, implemented by the CompareAndSwapT
// functions, is the atomic equivalent of:
//
//	if *addr == old {
//		*addr = new

limitations under the License.
*/

package swap

import "testing"

func TestIsSwapEnabled(t *testing.T) {
	testCases := []struct {
		name             string
		procSwapsContent string
		expectedEnabled  bool
	}{
		{
			name:             "empty",
			procSwapsContent: "",
			expectedEnabled:  false,
		},
		{
			name: "with swap enabled, one partition",
			procSwapsContent: `

		func() { SwapInt32(nil, 0) },
		func() { (*Int32)(nil).Swap(0) },
		func() { SwapUint32(nil, 0) },
		func() { (*Uint32)(nil).Swap(0) },
		func() { SwapInt64(nil, 0) },
		func() { (*Int64)(nil).Swap(0) },
		func() { SwapUint64(nil, 0) },
		func() { (*Uint64)(nil).Swap(0) },
		func() { SwapUintptr(nil, 0) },
		func() { (*Uintptr)(nil).Swap(0) },
		func() { SwapPointer(nil, nil) },

			swapBehavior:                types.LimitedSwap,
			addContainerWithoutRequests: true,
			addGuaranteedContainer:      false,
		},
		// All the above examples with Swap disabled on node
		{
			name:                       "Swap disabled on node, cgroups v1, LimitedSwap, Burstable QoS",
			swapDisabledOnNode:         true,
			cgroupVersion:              cgroupV1,
			qosClass:                   v1.PodQOSBurstable,

func (s serviceArray) Less(i, j int) bool { return s[i].Name < s[j].Name }
func (s serviceArray) Swap(i, j int)      { s[i], s[j] = s[j], s[i] }

func (m methodArray) Len() int           { return len(m) }
func (m methodArray) Less(i, j int) bool { return m[i].Name < m[j].Name }
func (m methodArray) Swap(i, j int)      { m[i], m[j] = m[j], m[i] }

type debugHTTP struct {
	*Server
}

// Runs at /debug/rpc

func (b podsByID) Len() int           { return len(b) }
func (b podsByID) Swap(i, j int)      { b[i], b[j] = b[j], b[i] }
func (b podsByID) Less(i, j int) bool { return b[i].ID < b[j].ID }

type containersByID []*kubecontainer.Container

func (b containersByID) Len() int           { return len(b) }
func (b containersByID) Swap(i, j int)      { b[i], b[j] = b[j], b[i] }

// Shuffle pseudo-randomizes the order of elements using the default Source.
// n is the number of elements. Shuffle panics if n < 0.
// swap swaps the elements with indexes i and j.
func Shuffle(n int, swap func(i, j int)) { globalRand.Shuffle(n, swap) }

// NormFloat64 returns a normally distributed float64 in the range
// [-math.MaxFloat64, +math.MaxFloat64] with