Merge pull request #321 from yusufidimaina9989/master

update counterFromTx.test.ts

tests/counterFromTx.test.ts

@@ -0,0 +1,52 @@
+import { use } from 'chai'
+import { Counter } from '../src/contracts/counter'
+import { getDefaultSigner } from './utils/helper'
+import { MethodCallOptions,} from 'scrypt-ts'
+import chaiAsPromised from 'chai-as-promised'
+use(chaiAsPromised)
+describe('Test SmartContract `Counter`', () => {
+    before(() => {
+        Counter.loadArtifact()
+    })
+
+    it('should pass the public method unit test successfully.', async () => {
+        const balance = 1
+
+        const initialCount: bigint = 100n
+        const atOutputIndex = 0
+        const counter = new Counter(initialCount)
+        const signer = getDefaultSigner()
+        await counter.connect(signer)
+        const deployTx = await counter.deploy(1)
+
+        // set current instance to be the deployed one
+        let instance = counter
+
+        // call the method of current instance to apply the updates on chain
+        for (let i = 0; i < 5; ++i) {
+
+            instance = Counter.fromTx(deployTx, atOutputIndex)
+
+            await instance.connect(signer)
+
+            // create the next instance from the current
+            const nextInstance = instance.next()
+
+            // apply updates on the next instance off chain
+            nextInstance.increment()
+
+            const { tx: callTx } = await instance.methods.incrementOnChain({
+                next: {
+                    instance: nextInstance,
+                    balance: instance.balance,
+                },
+            } as MethodCallOptions<Counter>)
+            console.log(
+                `Counter incrementOnChain called: ${callTx.id}, the count now is: ${nextInstance.count}`
+            )
+
+            // update the current instance reference
+            instance = nextInstance
+        }
+    })
+})