From ebdb67ffae1d9d522582e8c3ec9b5a978bb698a1 Mon Sep 17 00:00:00 2001
From: str-mv <strmax20@gmail.com>
Date: Wed, 11 Aug 2021 08:05:05 +0000
Subject: [PATCH] CORE-159. Transfer through substrate and EVM


---
--- /dev/null
+++ b/tests/src/eth/crossTransfer.test.ts
@@ -0,0 +1,89 @@
+//
+// This file is subject to the terms and conditions defined in
+// file 'LICENSE', which is part of this source code package.
+//
+
+import privateKey from '../substrate/privateKey';
+import { createCollectionExpectSuccess, 
+  createFungibleItemExpectSuccess, 
+  transferExpectSuccess, 
+  transferFromExpectSuccess, 
+  CrossAccountId,
+  createItemExpectSuccess,
+  normalizeAccountId } from '../util/helpers';
+import { collectionIdToAddress, 
+  createEthAccountWithBalance, 
+  GAS_ARGS, itWeb3 } from './util/helpers';
+import fungibleAbi from './fungibleAbi.json';
+import nonFungibleAbi from './nonFungibleAbi.json';
+
+describe('Token transfer between substrate address and EVM address. Fungible', () => {
+  itWeb3('The private key X create a substrate address. Alice sends a token to the corresponding EVM address, and X can send it to Bob in the substrate', async () => {
+    const collection = await createCollectionExpectSuccess({
+      name: 'token name',
+      mode: { type: 'Fungible', decimalPoints: 0 },
+    });
+    const alice = privateKey('//Alice');
+    const bob = privateKey('//Bob');
+    const charlie = privateKey('//Charlie');
+    const ethAccountVariant: CrossAccountId = normalizeAccountId(charlie.address);
+    await createFungibleItemExpectSuccess(alice, collection, { Value: 200n }, { substrate: alice.address });
+    await transferExpectSuccess(collection, 0, alice, ethAccountVariant , 200, 'Fungible');
+    await transferExpectSuccess(collection, 0, charlie, bob , 200, 'Fungible');
+  });
+
+  itWeb3('The private key X create a EVM address. Alice sends a token to the substrate address corresponding to this EVM address, and X can send it to Bob in the EVM', async ({ api, web3 }) => {
+    const collection = await createCollectionExpectSuccess({
+      name: 'token name',
+      mode: { type: 'Fungible', decimalPoints: 0 },
+    });
+    const alice = privateKey('//Alice');
+    const bob = privateKey('//Bob');
+    const bobProxy = await createEthAccountWithBalance(api, web3);
+    const aliceProxy = await createEthAccountWithBalance(api, web3);
+
+    await createFungibleItemExpectSuccess(alice, collection, { Value: 200n }, alice.address);
+    await transferExpectSuccess(collection, 0, alice, { ethereum: aliceProxy } , 200, 'Fungible');
+    const address = collectionIdToAddress(collection);
+    const contract = new web3.eth.Contract(fungibleAbi as any, address, {from: aliceProxy, ...GAS_ARGS});
+
+    await contract.methods.transfer(bobProxy, 50).send({ from: aliceProxy });
+    await transferFromExpectSuccess(collection, 0, alice, {ethereum: bobProxy}, bob, 50, 'Fungible');
+    await transferExpectSuccess(collection, 0, bob, alice, 50, 'Fungible');
+  });
+});
+
+describe.only('Token transfer between substrate address and EVM address. NFT', () => {
+  itWeb3.skip('The private key X create a substrate address. Alice sends a token to the corresponding EVM address, and X can send it to Bob in the substrate', async () => {
+    const collection = await createCollectionExpectSuccess({
+      name: 'token name',
+      mode: { type: 'NFT' },
+    });
+    const alice = privateKey('//Alice');
+    const bob = privateKey('//Bob');
+    const charlie = privateKey('//Charlie');
+    const ethAccountVariant: CrossAccountId = normalizeAccountId(charlie.address);
+    const tokenId = await createItemExpectSuccess(alice, collection, 'NFT', { substrate: alice.address });
+    await transferExpectSuccess(collection, tokenId, alice, ethAccountVariant, 1, 'NFT');
+    await transferExpectSuccess(collection, tokenId, charlie, bob, 1, 'NFT');
+  });
+
+  itWeb3('The private key X create a EVM address. Alice sends a token to the substrate address corresponding to this EVM address, and X can send it to Bob in the EVM', async ({ api, web3 }) => {
+    const collection = await createCollectionExpectSuccess({
+      name: 'token name',
+      mode: { type: 'NFT' },
+    });
+    const alice = privateKey('//Alice');
+    const bob = privateKey('//Bob');
+    const charlie = privateKey('//Charlie');
+    const bobProxy = await createEthAccountWithBalance(api, web3);
+    const aliceProxy = await createEthAccountWithBalance(api, web3);
+    const tokenId = await createItemExpectSuccess(alice, collection, 'NFT', { substrate: alice.address });
+    await transferExpectSuccess(collection, tokenId, alice, { ethereum: aliceProxy } , 1, 'NFT');
+    const address = collectionIdToAddress(collection);
+    const contract = new web3.eth.Contract(nonFungibleAbi as any, address, {from: aliceProxy, ...GAS_ARGS});
+    await contract.methods.transfer(bobProxy, 1).send({ from: aliceProxy });
+    await transferFromExpectSuccess(collection, tokenId, alice, {ethereum: bobProxy}, bob, 1, 'NFT');
+    await transferExpectSuccess(collection, tokenId, bob, charlie, 1, 'NFT');
+  });
+});
\ No newline at end of file

-- 
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