*/

package request

import (
	"context"
	"sync"
	"time"

	"k8s.io/utils/clock"
)

func sumDuration(d1 time.Duration, d2 time.Duration) time.Duration {
	return d1 + d2
}

func maxDuration(d1 time.Duration, d2 time.Duration) time.Duration {
	if d1 > d2 {
		return d1
	}
	return d2
}

// DurationTracker is a simple interface for tracking functions duration,

	want Duration
}{
	{0, 0},
	{1, 1},
	{-1, 1},
	{1 * Minute, 1 * Minute},
	{-1 * Minute, 1 * Minute},
	{minDuration, maxDuration},
	{minDuration + 1, maxDuration},
	{minDuration + 2, maxDuration - 1},
	{maxDuration, maxDuration},
	{maxDuration - 1, maxDuration - 1},
}

func TestDurationAbs(t *testing.T) {
	for _, tt := range durationAbsTests {
		if got := tt.d.Abs(); got != tt.want {

	// but without slowing down fast machines unnecessarily.
	//
	// (maxDuration is several orders of magnitude longer than we
	// expect this test to actually take on a fast, unloaded machine.)
	d := 1 * Millisecond
	const maxDuration = 10 * Second
	for {
		err := testReset(d)
		if err == nil {
			break
		}
		d *= 2
		if d > maxDuration {
			t.Error(err)
		}
		t.Logf("%v; trying duration %v", err, d)
	}

		return d - r
	}
	if d1 := d + m - r; d1 > d {
		return d1
	}
	return maxDuration // overflow
}

// Abs returns the absolute value of d.
// As a special case, [math.MinInt64] is converted to [math.MaxInt64].
func (d Duration) Abs() Duration {
	switch {
	case d >= 0:
		return d
	case d == minDuration:
		return maxDuration
	default:
		return -d
	}
}

// Add returns the time t+d.