diff --git a/.bowerrc b/.bowerrc
deleted file mode 100644
index 959e1696..00000000
--- a/.bowerrc
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-  "directory": "bower_components",
-  "analytics": false
-}
diff --git a/tests/unit/.gitkeep b/tests/unit/.gitkeep
deleted file mode 100644
index e69de29b..00000000
diff --git a/tests/unit/mixins/ajax-request-test.js b/tests/unit/mixins/ajax-request-test.js
index 791a481f..f0662415 100644
--- a/tests/unit/mixins/ajax-request-test.js
+++ b/tests/unit/mixins/ajax-request-test.js
@@ -19,6 +19,7 @@ import {
 } from 'ember-ajax/errors';
 import Pretender from 'pretender';
 import { jsonResponse, jsonFactory } from 'dummy/tests/helpers/json';
+import AjaxService from 'dummy/services/ajax';
 
 const {
   matchers: { anything, contains: matchContains }
@@ -790,6 +791,20 @@ describe('Unit | Mixin | ajax request', function() {
     });
   });
 
+  it('can handle an empty response', async function() {
+    this.server.post('/posts', () => [201, {}, undefined]);
+
+    const service = new AjaxService();
+
+    // NOTE: `dataType` must be set to `text`, otherwise jQuery will attempt
+    // to convert the response to JSON automatically
+    const response = await service.post('/posts', {
+      dataType: 'text'
+    });
+
+    expect(response).to.equal('');
+  });
+
   describe('URL building', function() {
     class NamespaceLeadingSlash extends AjaxRequest {
       static get slashType() {
@@ -980,6 +995,25 @@ describe('Unit | Mixin | ajax request', function() {
         });
     });
 
+    it('does not swallow errors from making the request', function() {
+      this.server.post('/posts', jsonFactory(200), 2);
+
+      class SomeThing {
+        toJSON() {
+          throw new Error('Some user error');
+        }
+      }
+
+      const service = new AjaxRequest();
+
+      expect(() => {
+        service.post('/posts', {
+          contentType: 'application/json',
+          data: new SomeThing()
+        });
+      }, 'Error was not swallowed').to.throw('Some user error');
+    });
+
     function errorHandlerTest(status, errorClass) {
       it(`handles a ${status} response correctly and preserves the payload`, function() {
         this.server.get(