Enables subaccount when it is created

Fixes create subaccount method to enable subaccount when creating it.

gulpfile.js

@@ -53,6 +53,7 @@ gulp.task('test', ['pre-test'], function (cb) {
     .pipe(mocha({reporter: 'spec'}))
     .on('error', function (err) {
       mochaErr = err;
+      throw(err)
     })
     .pipe(istanbul.writeReports())
     .on('end', function () {

lib/resources/accounts.js

@@ -116,7 +116,7 @@ export class SubaccountInterface extends PlivoResourceInterface {
     params.name = name;
 
     if (typeof enabled === 'boolean') {
-      params.enabled = enabled;
+      params.enabled = enabled.toString();
     }
 
     return super.create(params);

test/accounts.js

@@ -39,8 +39,35 @@ describe('Account', function () {
       })
   });
 
-  it('should create subAccount via interface', function() {
-    return client.subAccounts.create('Test Subaccount', true);
+  it('should not create subAccount without subAccount name and throw error', function() {
+    return client.subAccounts.create()
+    .catch(function(errorResponse) {
+      assert.equal(errorResponse, 'Error: Missing mandatory field: name')
+    })
+  })
+
+  it('should create enabled subAccount via interface', function() {
+    return client.subAccounts.create('Test Subaccount', true)
+    .then(function(genericResponse) {
+      assert.equal(genericResponse.message, 'created')
+      assert.equal(genericResponse.authId, 'SANDLHYZBIZMU4ZDEXNM')
+    })
+  })
+
+  it('should create disabled subAccount via interface', function() {
+    return client.subAccounts.create('Test Subaccount', false)
+    .then(function(genericResponse) {
+      assert.equal(genericResponse.message, 'created')
+      assert.equal(genericResponse.authId, 'SANDLHYZBIZMU4ZDEXNM')
+    })
+  })
+
+  it('should create disabled subAccount via interface', function() {
+    return client.subAccounts.create('Test Subaccount')
+    .then(function(genericResponse) {
+      assert.equal(genericResponse.message, 'created')
+      assert.equal(genericResponse.authId, 'SANDLHYZBIZMU4ZDEXNM')
+    })
   })
 
   it('should get subAccount by id via interface', function () {