make running config() without callback work

lib/tests/run_tests.js

@@ -21,7 +21,7 @@ function getFilesFromDir(filePath, cb) {
 }
 
 module.exports = {
-  run: function(filePath) {
+  run: function (filePath) {
     const mocha = new Mocha();
     if (!filePath) {
       filePath = 'test/';
@@ -53,7 +53,12 @@ module.exports = {
         // TODO: this global here might not be necessary at all
         global.web3 = global.embark.web3;
 
-        global.contract = function(describeName, callback) {
+        mocha.suite.beforeAll('Wait for deploy', (done) => {
+          test.onReady(() => {
+            done();
+          });
+        });
+        global.contract = function (describeName, callback) {
           return Mocha.describe(describeName, callback);
         };
 
@@ -65,7 +70,7 @@ module.exports = {
         process.exit(1);
       }
       // Run the tests.
-      mocha.run(function(failures) {
+      mocha.run(function (failures) {
         // Clean contracts folder for next test run
         fs.remove('.embark/contracts', (_err) => {
           process.on('exit', function () {

lib/tests/test.js

@@ -4,6 +4,7 @@ const TestLogger = require('./test_logger.js');
 const Web3 = require('web3');
 const utils = require('../utils/utils');
 const constants = require('../constants');
+const Events = require('../core/events');
 
 function getSimulator() {
   try {
@@ -28,6 +29,8 @@ class Test {
     this.options = options || {};
     this.simOptions = this.options.simulatorOptions || {};
     this.contracts = {};
+    this.events = new Events();
+    this.ready = true;
 
     this.web3 = new Web3();
     if (this.simOptions.node) {
@@ -65,11 +68,26 @@ class Test {
     });
   }
 
+  onReady(callback) {
+    if (this.ready) {
+      return callback();
+    }
+    this.events.once('ready', () => {
+      callback();
+    });
+  }
+
   config(options, callback) {
+    if (!callback) {
+      callback = function () {};
+    }
     this.options = utils.recursiveMerge(this.options, options);
     this.simOptions = this.options.simulatorOptions || {};
+    this.ready = false;
 
     this._deploy(options, (err, accounts) => {
+      this.ready = true;
+      this.events.emit('ready');
       if (err) {
         console.error(err);
         return callback(err);

test_apps/contracts_app/test/simple_storage_spec.js

@@ -1,22 +1,17 @@
-/*global contract, before, it, embark, web3*/
+/*global contract, config, it, embark*/
 const assert = require('assert');
 const SimpleStorage = embark.require('contracts/SimpleStorage');
 
-contract("SimpleStorage", function () {
-  this.timeout(0);
-
-  before(function (done) {
-    const contractsConfig = {
+config({
   contracts: {
     "SimpleStorage": {
       args: [100]
     }
   }
-    };
-    embark.config(contractsConfig, () => {
-      done();
-    });
-  });
+});
+
+contract("SimpleStorage", function () {
+  this.timeout(0);
 
   it("should set constructor value", async function () {
     let result = await SimpleStorage.methods.storedData().call();
@@ -24,10 +19,8 @@ contract("SimpleStorage", function () {
   });
 
   it("set storage value", async function () {
-    // TODO Solve from
     await SimpleStorage.methods.set(150).send();
     let result = await SimpleStorage.methods.get().call();
     assert.strictEqual(parseInt(result, 10), 499650);
   });
-
 });