chain-end - npm Package Compare versions

Comparing version 0.4.0 to 0.5.0

index.js

@@ -6,1 +6,2 @@
 module.exports.getInstance = require('./src/getInstance')
+module.exports.callInstance = require('./src/callInstance')

package.json

 {
   "name": "chain-end",
-  "version": "0.4.0",
+  "version": "0.5.0",
   "description": "Programmatic pre-compiled Truffle contract deployment, and soon, more",
@@ -5,0 +5,0 @@ "main": "index.js",

README.md

@@ -21,1 +21,2 @@ # chain-end
 - the `getInstance` function, which retrieves a deployed contract given its artifact, its deployed address, a provider, and (optionally) a sender account
+- the `callInstance` function, which calls a specified function from a given TruffleContract instance and returns the result

src/getInstance.js

@@ -20,3 +20,3 @@
     instanceAddress,
-    senderAccount
+    senderAccount=null
   ) {
@@ -47,6 +47,6 @@
   if (!instance) {
-    throw new Error('getInstance: no intsance was returned')
+    throw new Error('getInstance: no instance was returned')
   }
   if (instance.address !== instanceAddress) {
-    throw new Error('getInstance: instance missing address')  
+    throw new Error('getInstance: invalid instance address')  
   }
@@ -53,0 +53,0 @@

test/spec.js

@@ -9,2 +9,3 @@ const ganache = require('ganache-cli')
 const getInstance = require('../index').getInstance
+const callInstance = require('../index').callInstance
 const contractParams = require('./helper').contractParameters
@@ -148,3 +149,3 @@ const defaultContracts = require('../index').contracts
   
-  describe('deploy and getInstance', () => {
+  describe('deploy, getInstance, and callInstance', () => {
 
@@ -217,3 +218,43 @@ const provider = ganache.provider()
     })
+
+    it('calls functions using callInstance', async () => {
+
+      const deployedName = await callInstance(instance1, 'name')
+      const deployedSymbol = await callInstance(instance1, 'symbol')
+      const deployedDecimals = await callInstance(instance1, 'decimals')
+      const deployedSupply = await callInstance(instance1, 'totalSupply')
+      const deployerBalance = await callInstance(instance1, 'balanceOf', [accounts[0]])
+
+      assert.equal(deployedName, contractParams.token.StandardERC20.a[0], 'deployed name incorrect')
+      assert.equal(deployedSymbol, contractParams.token.StandardERC20.a[1], 'deployed symbol incorrect')
+      assert.equal(deployedDecimals, contractParams.token.StandardERC20.a[2], 'deployed decimals incorrect')
+      assert.equal(deployedSupply, contractParams.token.StandardERC20.a[3], 'deployed supply incorrect')
+      assert.equal(deployerBalance, contractParams.token.StandardERC20.a[3], 'deployer account balance incorrect')
+    })
+
+    it('calls functions using callInstance, from different accounts', async () => {
+
+      const deployerBalance = await callInstance(instance1, 'balanceOf', [accounts[0]], accounts[1])
+      const acc1Balance = await callInstance(instance1, 'balanceOf', [accounts[1]], accounts[2])
+      const acc2Balance = await callInstance(instance1, 'balanceOf', [accounts[2]], accounts[3])
+
+      assert.equal(deployerBalance, contractParams.token.StandardERC20.a[3], 'deployer account balance incorrect')
+      assert.equal(acc1Balance, 0, 'account 1 balance incorrect')
+      assert.equal(acc2Balance, 0, 'account 2 balance incorrect')
+    })
+
+    it('calls write functions using callInstance, from different accounts', async () => {
+
+      const transfer1 = await callInstance(instance1, 'transfer', [accounts[1], 500], accounts[0])
+      const transfer2 = await callInstance(instance1, 'transfer', [accounts[2], 250], accounts[1])
+
+      const deployerBalance = await callInstance(instance1, 'balanceOf', [accounts[0]], accounts[1])
+      const acc1Balance = await callInstance(instance1, 'balanceOf', [accounts[1]], accounts[2])
+      const acc2Balance = await callInstance(instance1, 'balanceOf', [accounts[2]], accounts[3])
+
+      assert.equal(deployerBalance, contractParams.token.StandardERC20.a[3] - 500, 'deployer account balance incorrect')
+      assert.equal(acc1Balance, 250, 'account 1 balance incorrect')
+      assert.equal(acc2Balance, 250, 'account 2 balance incorrect')
+    })
   })
 })

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Improved metrics

Total package byte prevSize

180997

increased by2.58%

Number of package files

16

increased by6.67%

Lines of code

3632

increased by2.19%

Number of lines in readme file

22

increased by4.76%

No dependency changes