correction of comments

scylla_shard_aware_extension.go

@@ -23,7 +23,7 @@ type ShardAwareRoutingInfo struct {
 // The driver may not always receive routing information and this is normal.
 // In this case, the function will return an error and your application needs to process it normally.
 //
-// Exampple for SELECT WHERE IN:
+// Example for SELECT WHERE IN:
 /*
 	const shardsAbout = 100 // node * (cpu-1)
 
@@ -143,18 +143,18 @@ func (s *Session) GetShardAwareRoutingInfo(table string, colums []string, values
 	var hosts []*HostInfo
 	if ht := tokenMetadata.replicas[keyspace].replicasFor(mm3token); ht != nil {
 		hosts = make([]*HostInfo, len(ht.hosts))
-		copy(hosts, ht.hosts) // будем далее сортировать
+		copy(hosts, ht.hosts) // need copy because of later we will sort hosts
 	} else {
 		host, _ := tokenMetadata.tokenRing.GetHostForToken(mm3token)
 		hosts = []*HostInfo{host}
 	}
 
 	getHostTier := func(h *HostInfo) uint {
-		if tierer, tiererOk := tokenAwarePolicy.fallback.(HostTierer); tiererOk { // ex. RackAware
+		if tierer, tiererOk := tokenAwarePolicy.fallback.(HostTierer); tiererOk { // e.g. RackAware
 			return tierer.HostTier(h)
-		} else if tokenAwarePolicy.fallback.IsLocal(h) { // ex. DCAware
+		} else if tokenAwarePolicy.fallback.IsLocal(h) { // e.g. DCAware
 			return 0
-		} else { // ex. RoundRobin
+		} else { // e.g. RoundRobin
 			return 1
 		}
 	}

scylla_shard_aware_extension_integration_test.go

@@ -23,7 +23,7 @@ func TestSession_GetShardAwareRoutingInfo_Integration(t *testing.T) {
 
 		session, err := cluster.CreateSession()
 		if err != nil {
-			t.Fatalf("failed to create tsesion '%v'", err)
+			t.Fatalf("failed to create session '%v'", err)
 		}
 		defer session.Close()
 
@@ -34,7 +34,7 @@ func TestSession_GetShardAwareRoutingInfo_Integration(t *testing.T) {
 
 		err = createTable(session, fmt.Sprintf(`CREATE KEYSPACE %s
 	WITH replication = {
-		'class' : 'SimpleStrategy',
+		'class': 'NetworkTopologyStrategy',
 		'replication_factor' : %d
 	}`, keyspace, *flagRF))
 
@@ -50,7 +50,7 @@ func TestSession_GetShardAwareRoutingInfo_Integration(t *testing.T) {
 
 	session, err := cluster.CreateSession()
 	if err != nil {
-		t.Fatalf("failed to create tsesion '%v'", err)
+		t.Fatalf("failed to create session '%v'", err)
 	}
 
 	info, err := session.GetShardAwareRoutingInfo(table, []string{"first_id", "second_id", "third_id"}, 1, 2, 3)
@@ -62,7 +62,7 @@ func TestSession_GetShardAwareRoutingInfo_Integration(t *testing.T) {
 		t.Fatal("empty host info")
 	}
 
-	// для составного ключа PK ключа (1,2)
+	// composite key PC key (1,2)
 	var (
 		mask  = []byte{0, 4}
 		delim = byte(0)