test: skip in test-buffer-tostring-rangeerror on allocation failure

If the buffer allocation fails due to insufficient memory, there is no
point continue testing toString().
PR-URL: #58415
Reviewed-By: LiviaMedeiros <livia@cirno.name>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

Author: joyeecheung

test/parallel/test-buffer-tostring-rangeerror.js

@@ -23,8 +23,22 @@ const message = {
 code: 'ERR_STRING_TOO_LONG',
 name: 'Error',
 };
-assert.throws(()=>Buffer(len).toString('utf8'),message);
-assert.throws(()=>SlowBuffer(len).toString('utf8'),message);
-assert.throws(()=>Buffer.alloc(len).toString('utf8'),message);
-assert.throws(()=>Buffer.allocUnsafe(len).toString('utf8'),message);
-assert.throws(()=>Buffer.allocUnsafeSlow(len).toString('utf8'),message);
+
+functiontest(getBuffer){
+letbuf;
+try{
+buf=getBuffer();
+}catch(e){
+// If the buffer allocation fails, we skip the test.
+if(e.code==='ERR_MEMORY_ALLOCATION_FAILED'||/Arraybufferallocationfailed/.test(e.message)){
+return;
+}
+}
+assert.throws(()=>{buf.toString('utf8');},message);
+}
+
+test(()=>Buffer(len));
+test(()=>SlowBuffer(len));
+test(()=>Buffer.alloc(len));
+test(()=>Buffer.allocUnsafe(len));
+test(()=>Buffer.allocUnsafeSlow(len));