fix tests

test/unit/app/controllers/transactions/tx-state-manager-test.js

@@ -57,9 +57,12 @@ describe('TransactionStateManager', function () {
       const tx = { id: 1, status: 'unapproved', metamaskNetworkId: currentNetworkId, txParams: {} }
       txStateManager.addTx(tx)
       const noop = function (err, txId) {
-        assert(err, null)
+        if (!err) {
-        assert(true, 'event listener has been triggered and noop executed')
+          assert(true, 'event listener has been triggered and noop executed')
-        done()
+          done()
+        } else {
+          done(new Error(err.toString()))
+        }
       }
       txStateManager.on('1:rejected', noop)
       txStateManager.setTxStatusRejected(1)

test/unit/app/nodeify-test.js

@@ -13,9 +13,12 @@ describe('nodeify', function () {
   it('should retain original context', function (done) {
     var nodified = nodeify(obj.promiseFunc, obj)
     nodified('baz', function (err, res) {
-      assert(err, null)
+      if (!err) {
-      assert.equal(res, 'barbaz')
+        assert.equal(res, 'barbaz')
-      done()
+        done()
+      } else {
+        done(new Error(err.toString()))
+      }
     })
   })