Add more options to testing setup

Ability to retrieve the logger from contract deployment, as well as
override the default `embark.json`

lib/core/test.js

@@ -11,9 +11,9 @@ var Config = require('./config.js');
 var RunCode = require('./runCode.js');
 var TestLogger = require('./test_logger.js');
 
-var Test = function(_options) {
-  var options = _options || {};
-  var simOptions = options.simulatorOptions || {};
+var Test = function(options) {
+  this.options = _options || {};
+  var simOptions = this.options.simulatorOptions || {};
 
   try {
     this.sim = require('ethereumjs-testrpc');
@@ -39,12 +39,14 @@ var Test = function(_options) {
 
 Test.prototype.deployAll = function(contractsConfig, cb) {
   var self = this;
-  var logger = new TestLogger({logLevel: 'debug'});
+  var logger = new TestLogger({logLevel: this.options.logLevel || 'debug'});
 
   async.waterfall([
       function getConfig(callback) {
         var config = new Config({env: 'test', logger: logger});
-        config.loadConfigFiles({embarkConfig: 'embark.json', interceptLogs: false});
+        config.loadConfigFiles({
+          interceptLogs: false
+        });
         config.contractsConfig = {contracts: contractsConfig};
         callback(null, config);
       },
@@ -86,7 +88,10 @@ Test.prototype.deployAll = function(contractsConfig, cb) {
       }
       self.web3.eth.defaultAccount = accounts[0];
       RunCode.doEval(result, self.web3); // jshint ignore:line
-      cb();
+        cb(logger);
+      } else {
+        cb();
+      }
     });
   });
 };