Add support for Mongo v8 with wiredTiger

Author: takanuva15

memongo.go

@@ -70,7 +70,7 @@ func StartWithOptions(opts *Options) (*Server, error) {
 	if opts.ShouldUseReplica {
 		engine = "wiredTiger"
 		args = append(args, "--replSet", "rs0")
-	} else if strings.HasPrefix(opts.MongoVersion, "7.") {
+	} else if strings.HasPrefix(opts.MongoVersion, "7.") || strings.HasPrefix(opts.MongoVersion, "8.") {
 		engine = "wiredTiger"
 	}
 	if engine == "wiredTiger" {

memongo_test.go

@@ -17,7 +17,7 @@ import (
 )
 
 func TestDefaultOptions(t *testing.T) {
-	versions := []string{"4.4.7", "5.0.0", "7.0.0"}
+	versions := []string{"4.4.7", "5.0.0", "7.0.0", "8.0.0"}
 
 	for _, version := range versions {
 		t.Run(version, func(t *testing.T) {
@@ -37,7 +37,7 @@ func TestDefaultOptions(t *testing.T) {
 }
 
 func TestWithReplica(t *testing.T) {
-	versions := []string{"4.4.7", "5.0.0", "7.0.0"}
+	versions := []string{"4.4.7", "5.0.0", "7.0.0", "8.0.0"}
 
 	for _, version := range versions {
 		t.Run(version, func(t *testing.T) {
@@ -62,7 +62,7 @@ func TestWithReplica(t *testing.T) {
 }
 
 func TestWithAuth(t *testing.T) {
-	versions := []string{"4.4.7", "5.0.0", "7.0.0"}
+	versions := []string{"4.4.7", "5.0.0", "7.0.0", "8.0.0"}
 
 	for _, version := range versions {
 		t.Run(version, func(t *testing.T) {
@@ -120,7 +120,7 @@ func TestWithAuth(t *testing.T) {
 }
 
 func TestWithReplicaAndAuth(t *testing.T) {
-	versions := []string{"4.4.7", "5.0.0", "7.0.0"}
+	versions := []string{"4.4.7", "5.0.0", "7.0.0", "8.0.0"}
 
 	for _, version := range versions {
 		t.Run(version, func(t *testing.T) {