src: migrate to new V8 ArrayBuffer API

ArrayBuffer without BackingStore will soon be deprecated.

Fixes:https://github.com/nodejs/node/issues/30529

PR-URL: https://github.com/nodejs/node/pull/30782
Fixes: https://github.com/nodejs/node/issues/30529
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Rich Trott <rtrott@gmail.com>

1 files changed, 16 insertions, 4 deletions

diff --git a/test/js-native-api/test_typedarray/test_typedarray.c b/test/js-native-api/test_typedarray/test_typedarray.c
index d8b64d06c0..66b1f9019c 100644
--- a/test/js-native-api/test_typedarray/test_typedarray.c
+++ b/test/js-native-api/test_typedarray/test_typedarray.c
@@ -1,6 +1,7 @@
 #define NAPI_EXPERIMENTAL
 #include <js_native_api.h>
 #include <string.h>
+#include <stdlib.h>
 #include "../common.h"
 
 static napi_value Multiply(napi_env env, napi_callback_info info) {
@@ -74,22 +75,33 @@ static napi_value Multiply(napi_env env, napi_callback_info info) {
   return output_array;
 }
 
+static void FinalizeCallback(napi_env env,
+                             void* finalize_data,
+                             void* finalize_hint)
+{
+  free(finalize_data);
+}
+
 static napi_value External(napi_env env, napi_callback_info info) {
-  static int8_t externalData[] = {0, 1, 2};
+  const uint8_t nElem = 3;
+  int8_t* externalData = malloc(nElem*sizeof(int8_t));
+  externalData[0] = 0;
+  externalData[1] = 1;
+  externalData[2] = 2;
 
   napi_value output_buffer;
   NAPI_CALL(env, napi_create_external_arraybuffer(
       env,
       externalData,
-      sizeof(externalData),
-      NULL,  // finalize_callback
+      nElem*sizeof(int8_t),
+      FinalizeCallback,
       NULL,  // finalize_hint
       &output_buffer));
 
   napi_value output_array;
   NAPI_CALL(env, napi_create_typedarray(env,
       napi_int8_array,
-      sizeof(externalData) / sizeof(int8_t),
+      nElem,
       output_buffer,
       0,
       &output_array));