go/cache: use new range for loop

Signed-off-by: Andrew Mason <andrew@planetscale.com>

go/cache/theine/sketch_test.go

@@ -23,7 +23,7 @@ func TestSketch(t *testing.T) {
 	sketch.SampleSize = 5120
 
 	failed := 0
-	for i := 0; i < 500; i++ {
+	for i := range 500 {
 		key := fmt.Sprintf("key:%d", i)
 		keyh := xxhash.Sum64String(key)
 		sketch.Add(keyh)

go/cache/theine/store.go

@@ -208,7 +208,7 @@ func NewStore[K cachekey, V cacheval](maxsize int64, doorkeeper bool) *Store[K,
 		writebufsize: writeBufSize,
 	}
 	s.shards = make([]*Shard[K, V], 0, s.shardCount)
-	for i := 0; i < int(s.shardCount); i++ {
+	for range s.shardCount {
 		s.shards = append(s.shards, NewShard[K, V](uint(dequeSize), doorkeeper))
 	}
 

go/cache/theine/store_test.go

@@ -52,7 +52,7 @@ func TestProcessDeque(t *testing.T) {
 	shard := store.shards[index]
 	shard.qsize = 10
 
-	for i := keyint(0); i < 5; i++ {
+	for i := range keyint(5) {
 		entry := &Entry[keyint, cachedint]{key: i}
 		entry.cost.Store(1)
 		store.shards[index].deque.PushFront(entry)
@@ -75,7 +75,7 @@ func TestDoorKeeperDynamicSize(t *testing.T) {
 	store := NewStore[keyint, cachedint](200000, true)
 	shard := store.shards[0]
 	require.True(t, shard.doorkeeper.Capacity == 512)
-	for i := keyint(0); i < 5000; i++ {
+	for i := range keyint(5000) {
 		shard.set(i, &Entry[keyint, cachedint]{})
 	}
 	require.True(t, shard.doorkeeper.Capacity > 100000)

go/cache/theine/tlfu_test.go

@@ -33,7 +33,7 @@ func TestTlfu(t *testing.T) {
 	require.Equal(t, 0, tlfu.slru.protected.len)
 
 	var entries []*Entry[StringKey, string]
-	for i := 0; i < 200; i++ {
+	for i := range 200 {
 		e := NewEntry(StringKey(fmt.Sprintf("%d", i)), "", 1)
 		evicted := tlfu.Set(e)
 		entries = append(entries, e)
@@ -78,7 +78,7 @@ func TestTlfu(t *testing.T) {
 	require.Equal(t, 998, tlfu.slru.probation.len)
 
 	var entries2 []*Entry[StringKey, string]
-	for i := 0; i < 1000; i++ {
+	for i := range 1000 {
 		e := NewEntry(StringKey(fmt.Sprintf("%d*", i)), "", 1)
 		tlfu.Set(e)
 		entries2 = append(entries2, e)
@@ -103,7 +103,7 @@ func TestEvictEntries(t *testing.T) {
 	require.Equal(t, 0, tlfu.slru.probation.len)
 	require.Equal(t, 0, tlfu.slru.protected.len)
 
-	for i := 0; i < 500; i++ {
+	for i := range 500 {
 		tlfu.Set(NewEntry(StringKey(fmt.Sprintf("%d:1", i)), "", 1))
 	}
 	require.Equal(t, 500, tlfu.slru.probation.len)