update on blend strategy and blend strategy tests

apps/contracts/package.json

@@ -11,7 +11,8 @@
     "publish-addresses": "tsc && node dist/publish_addresses.js",
     "test": "tsc && node dist/test.js",
     "test-vault": "tsc && node dist/tests/testOnlyVault.js",
-    "test-blend": "tsc && node dist/tests/blend/test.js",
+    "test-blend-strategy": "tsc && node dist/tests/blend/test_strategy.js",
+    "test-blend-vault": "tsc && node dist/tests/blend/test_vault.js",
     "test-dev": "tsc && node dist/tests/dev.js",
     "test-two-strat-vault": "tsc && node dist/tests/testTwoStrategiesVault.js"
   },

apps/contracts/src/strategies/deploy_blend.ts

@@ -1,4 +1,4 @@
-import { Address, Asset, Networks, xdr } from "@stellar/stellar-sdk";
+import { Address, Asset, nativeToScVal, Networks, xdr } from "@stellar/stellar-sdk";
 import { AddressBook } from "../utils/address_book.js";
 import {
   airdropAccount,
@@ -47,6 +47,7 @@ export async function deployBlendStrategy(addressBook: AddressBook) {
 
   const initArgs = xdr.ScVal.scvVec([
     new Address("CCEVW3EEW4GRUZTZRTAMJAXD6XIF5IG7YQJMEEMKMVVGFPESTRXY2ZAV").toScVal(), //Blend pool on testnet!
+    nativeToScVal(0, {type: "u32"}) // ReserveId 0 is XLM
   ]);
 
   const args: xdr.ScVal[] = [

apps/contracts/src/tests/blend/test_strategy.ts

@@ -0,0 +1,125 @@
+import { Address, Keypair, nativeToScVal, scValToNative, xdr } from "@stellar/stellar-sdk";
+import { AddressBook } from "../../utils/address_book.js";
+import { airdropAccount, invokeContract } from "../../utils/contract.js";
+
+const network = process.argv[2];
+const addressBook = AddressBook.loadFromFile(network);
+
+const purple = '\x1b[35m%s\x1b[0m';
+const green = '\x1b[32m%s\x1b[0m';
+
+export async function testBlendStrategy(user?: Keypair) {
+  // Create and fund a new user account if not provided
+  const newUser = Keypair.random();
+  console.log(green, '----------------------- New account created -------------------------')
+  console.log(green, 'Public key: ',newUser.publicKey())
+  console.log(green, '---------------------------------------------------------------------')
+
+  if (network !== "mainnet") {
+    console.log(purple, '-------------------------------------------------------------------')
+    console.log(purple, '----------------------- Funding new account -----------------------')
+    console.log(purple, '-------------------------------------------------------------------')
+    await airdropAccount(newUser);
+  }
+
+  try {
+      // Deposit XLM into Blend Strategy
+      console.log(purple, '---------------------------------------------------------------------------')
+      console.log(purple, '----------------------- Depositing XLM to the Strategy -----------------------')
+      console.log(purple, '---------------------------------------------------------------------------')
+      const depositParams: xdr.ScVal[] = [
+        nativeToScVal(1000_0_000_000, { type: "i128" }),
+        new Address(newUser.publicKey()).toScVal(),
+      ]
+      const depositResult = await invokeContract(
+        'blend_strategy',
+        addressBook,
+        'deposit',
+        depositParams,
+        newUser,
+        false
+      );
+      console.log('🚀 « depositResult:', depositResult);
+      const depositResultValue = scValToNative(depositResult.returnValue);
+
+      console.log(green, '------------ XLM deposited to the Strategy ------------')
+      console.log(green, 'depositResult', depositResultValue)
+      console.log(green, '----------------------------------------------------')
+    }catch(e){
+      console.log('error', e)
+    }
+
+    // Wait for 1 minute
+    console.log(purple, '---------------------------------------------------------------------------')
+    console.log(purple, '----------------------- Waiting for 1 minute -----------------------')
+    console.log(purple, '---------------------------------------------------------------------------')
+    await new Promise(resolve => setTimeout(resolve, 100));
+
+    try {
+      // Withdrawing XLM from Blend Strategy
+      console.log(purple, '---------------------------------------------------------------------------')
+      console.log(purple, '----------------------- Withdrawing XLM from the Strategy -----------------------')
+      console.log(purple, '---------------------------------------------------------------------------')
+
+      const balanceScVal = await invokeContract(
+        'blend_strategy',
+        addressBook,
+        'balance',
+        [new Address(newUser.publicKey()).toScVal()],
+        newUser,
+        true
+      );
+      console.log('🚀 « balanceScVal:', balanceScVal);
+
+      const balance = scValToNative(balanceScVal.result.retval);
+      console.log('🚀 « balance:', balance);
+
+      const withdrawParams: xdr.ScVal[] = [
+        nativeToScVal(1000_0_000_000, { type: "i128" }),
+        new Address(newUser.publicKey()).toScVal(),
+      ]
+      const withdrawResult = await invokeContract(
+        'blend_strategy',
+        addressBook,
+        'withdraw',
+        withdrawParams,
+        newUser,
+        false
+      );
+      const withdrawResultValue = scValToNative(withdrawResult.returnValue);
+
+      console.log(green, '------------ XLM withdrawed from the Strategy ------------')
+      console.log(green, 'withdrawResult', withdrawResultValue)
+      console.log(green, '----------------------------------------------------')
+    }catch(e){
+      console.log('error', e)
+    }
+
+    try {
+      // Harvest rewards from Blend Strategy
+      console.log(purple, '---------------------------------------------------------------------------')
+      console.log(purple, '----------------------- Harvesting from the Strategy -----------------------')
+      console.log(purple, '---------------------------------------------------------------------------')
+
+      const harvestParams: xdr.ScVal[] = [
+        new Address(newUser.publicKey()).toScVal(),
+      ]
+      const harvestResult = await invokeContract(
+        'blend_strategy',
+        addressBook,
+        'harvest',
+        harvestParams,
+        newUser,
+        false
+      );
+      const harvestResultValue = scValToNative(harvestResult.returnValue);
+
+      console.log(green, '------------ BLND Harvested from the vault ------------')
+      console.log(green, 'harvestResult', harvestResultValue)
+      console.log(green, '----------------------------------------------------')
+    }catch(e){
+      console.log('error', e)
+    }
+}
+
+await testBlendStrategy();