Upgrade version to 0.16.0

Author: ggarri

package.json

@@ -1,6 +1,6 @@
 {
   "name": "lightstreams-js-sdk",
-  "version": "0.15.0",
+  "version": "0.16.0",
   "description": "Lightstreams JS SDK for building mainstream DApps with support for Programmable Decentralized Private Storage.",
   "author": "Gabriel Garrido",
   "contributors": [

src/contracts/profile.js

@@ -238,7 +238,7 @@ module.exports.withdrawArtistTokens = (web3, {from, beneficiary, contractAddr, a
   });
 };
 
-module.exports.buyArtistTokens = async(web3, {from, contractAddr, artistTokenAddr, wphtAddr, amountInPht}) => {
+module.exports.buyArtistTokenWrapper = async(web3, {from, contractAddr, artistTokenAddr, wphtAddr, amountInPht}) => {
   // Firstly we withdraw from profile contract enough PHT to buy artist token
   console.log(`Withdrawing ${amountInPht} from profile contract ${contractAddr}`);
   await withdraw(web3, {

test/01_profile.js

@@ -17,7 +17,8 @@ const ACL = artifacts.require("ACL");
 
 const Web3 = require('../src/web3');
 const {
-  buyArtistTokens,
+  buyArtistTokenWrapper,
+  withdrawArtistTokens
 } = require('../src/contracts/profile');
 
 const {
@@ -98,19 +99,35 @@ contract('Profile', (accounts) => {
     });
 
     console.log(`Buying ${amountInPht} artist tokens`);
-    const bougthAmount = await buyArtistTokens(web3, {
+    const bougthAmount = await buyArtistTokenWrapper(web3, {
       from: FAN_ACCOUNT,
       contractAddr: fanProfileInstance.address,
       artistTokenAddr: artistTokenInstance.address,
       wphtAddr: wphtInstance.address,
       amountInPht
     });
 
-    const balanceOf = await getBalanceOf(web3, {
+    const balanceOfContract = await getBalanceOf(web3, {
       artistTokenAddr: artistTokenInstance.address,
       accountAddr: fanProfileInstance.address
     });
 
-    assert.equal(bougthAmount, balanceOf);
+    assert.equal(bougthAmount, balanceOfContract);
+
+    // Withdraw artist tokens back to user
+    await withdrawArtistTokens(web3, {
+      from: FAN_ACCOUNT,
+      beneficiary: FAN_ACCOUNT,
+      contractAddr: fanProfileInstance.address,
+      amount: balanceOfContract,
+      artistToken: artistTokenInstance.address
+    });
+
+    const balanceOfUser = await getBalanceOf(web3, {
+      artistTokenAddr: artistTokenInstance.address,
+      accountAddr: FAN_ACCOUNT
+    });
+
+    assert.equal(bougthAmount, balanceOfUser);
   });
 });