fix: send mode 16 not working

chore: bump version, changelog

CHANGELOG.md

@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.19.0] - 2024-04-27
+
+### Fixed
+
+- Fixed a bug in the emulator that caused send mode 16 to not properly work
+
 ## [0.18.0] - 2024-04-23
 
 ### Changed

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@ton/sandbox",
-  "version": "0.18.0",
+  "version": "0.19.0",
   "description": "TON transaction emulator",
   "main": "dist/index.js",
   "license": "MIT",

src/blockchain/Blockchain.spec.ts

@@ -669,4 +669,36 @@ describe('Blockchain', () => {
 
         expect(res.stackReader.readBigNumber()).toEqual(40000n)
     })
+
+    it('should bounce in action phase when send mode = 16', async () => {
+        const blockchain = await Blockchain.create()
+        const addr = randomAddress()
+        await blockchain.setShardAccount(addr, createShardAccount({
+            address: addr,
+            code: Cell.fromBase64('te6cckEBAgEAOwABFP8A9KQT9LzyyAsBAFjTbDEgxwCRMODTHzDAAY4bcIAYyMsF+CjPFoIjjX6kxoAA+gLLasmAEPsA3jGRSXg='),
+            data: new Cell(),
+            balance: toNano('1'),
+        }))
+
+        const from = randomAddress()
+        const res = await blockchain.sendMessage(internal({
+            from,
+            to: addr,
+            value: toNano('1'),
+            bounce: true,
+            body: beginCell().storeUint(1, 32).endCell(),
+        }))
+
+        expect(res.transactions).toHaveTransaction({
+            on: addr,
+            from,
+            exitCode: 0,
+        })
+
+        expect(res.transactions).toHaveTransaction({
+            from: addr,
+            on: from,
+            inMessageBounced: true,
+        })
+    })
 })