small fixes

README.md

@@ -123,7 +123,7 @@ blast unittest -q
 ---
 ## Testing contracts with JavaScript
 
-You can test your smart contracts using `.js` files in `{project_root}/tests/` folder. You can use the provided sample test as a template or make one or more tests of your own. You must have a [local node running](#starting-a-local-node) in order to deploy or interact with the smart contracts in your tests.
+Cudos Blast uses [Jest](https://jestjs.io) framework for testing. Test files must be in `{project_root}/tests/` folder. You can use the provided sample test as a template or make one or more tests of your own. You must have a [local node running](#starting-a-local-node) in order to deploy or interact with the smart contracts in your tests.
 
 ```bash
 describe('alpha contract', () => {
@@ -134,7 +134,7 @@ describe('alpha contract', () => {
 
   let alice, bob, contract
 
-  // deploying alpha contract before each test case
+  // deploying alpha contract once before test cases
   beforeAll(async () => {
     // function 'getSigners' is available in global context
     [alice, bob] = await getSigners()

template/integration_tests/alpha.test.js

@@ -0,0 +1,13 @@
+describe('alpha test', async function () {
+  const alphaContract = await getContractFactory('alpha', {
+    count: 13
+  })
+  const contractAddress = await alphaContract.deploy()
+  const _alphaContract = await getContractFromAddress(contractAddress)
+  const {
+    count
+  } = await alphaContract.querySmart({
+    get_count: {}
+  })
+  expect(count).to.equal(14)
+})