diff --git a/.eslintrc.tests.json b/.eslintrc.tests.json
index 46f3aa2c3a..8c5373caca 100644
--- a/.eslintrc.tests.json
+++ b/.eslintrc.tests.json
@@ -12,7 +12,6 @@
     "no-undef": 0,
     "one-var": 0,
     "indent": 0,
-    "linebreak-style": 0,
     "no-whitespace-before-property": 0,
     "object-property-newline": 0,
     "global-require": 0,
diff --git a/tests/javascript/newsletter_editor/blocks/divider.spec.js b/tests/javascript/newsletter_editor/blocks/divider.spec.js
index a446bc21ed..cc4b61b749 100644
--- a/tests/javascript/newsletter_editor/blocks/divider.spec.js
+++ b/tests/javascript/newsletter_editor/blocks/divider.spec.js
@@ -1,223 +1,223 @@
-define([
-    'newsletter_editor/App',
-    'newsletter_editor/blocks/divider'
-  ], function(App, DividerBlock) {
-  var EditorApplication = App;
-
-  describe('Divider', function () {
-    describe('model', function () {
-      var model;
-
-      beforeEach(function () {
-        global.stubChannel(EditorApplication);
-        global.stubConfig(EditorApplication, {
-          blockDefaults: {}
-        });
-        global.stubAvailableStyles(EditorApplication);
-        model = new (DividerBlock.DividerBlockModel)();
-      });
-
-      afterEach(function () {
-        delete EditorApplication.getChannel;
-      });
-
-      it('has a divider type', function () {
-        expect(model.get('type')).to.equal('divider');
-      });
-
-      it('has a background color', function () {
-        expect(model.get('styles.block.backgroundColor')).to.match(/^(#[abcdef0-9]{6})|transparent$/);
-      });
-
-      it('has padding', function () {
-        expect(model.get('styles.block.padding')).to.match(/^\d+px$/);
-      });
-
-      it('has border style', function () {
-        expect(model.get('styles.block.borderStyle')).to.match(/^(none|dotted|dashed|solid|double|groove|ridge|inset|outset)$/);
-      });
-
-      it('has border width', function () {
-        expect(model.get('styles.block.borderWidth')).to.match(/^\d+px$/);
-      });
-
-      it('has border color', function () {
-        expect(model.get('styles.block.borderColor')).to.match(/^(#[abcdef0-9]{6})|transparent$/);
-      });
-
-      it('changes attributes with set', function () {
-        var newValue = 'outset';
-        model.set('styles.block.borderStyle', newValue);
-        expect(model.get('styles.block.borderStyle')).to.equal(newValue);
-      });
-
-      it('triggers autosave if any attribute changes', function () {
-        var mock = sinon.mock().exactly(5).withArgs('autoSave');
-        EditorApplication.getChannel = sinon.stub().returns({
-          trigger: mock
-        });
-
-        model.set('styles.block.backgroundColor', '#000000');
-        model.set('styles.block.padding', '19px');
-        model.set('styles.block.borderStyle', 'double');
-        model.set('styles.block.borderWidth', '17px');
-        model.set('styles.block.borderColor', '#123456');
-
-        mock.verify();
-      });
-
-      it('uses defaults from config when they are set', function () {
-        global.stubConfig(EditorApplication, {
-          blockDefaults: {
-            divider: {
-              styles: {
-                block: {
-                  backgroundColor: '#123456',
-                  padding: '37px',
-                  borderStyle: 'inset',
-                  borderWidth: '7px',
-                  borderColor: '#345678'
-                }
-              }
-            }
-          }
-        });
-        var model = new (DividerBlock.DividerBlockModel)();
-
-        expect(model.get('styles.block.backgroundColor')).to.equal('#123456');
-        expect(model.get('styles.block.padding')).to.equal('37px');
-        expect(model.get('styles.block.borderStyle')).to.equal('inset');
-        expect(model.get('styles.block.borderWidth')).to.equal('7px');
-        expect(model.get('styles.block.borderColor')).to.equal('#345678');
-      });
-    });
-
-    describe('block view', function () {
-      var model;
-      var view;
-
-      beforeEach(function () {
-        global.stubChannel(EditorApplication);
-        global.stubConfig(EditorApplication);
-        model = new (DividerBlock.DividerBlockModel)();
-        view = new (DividerBlock.DividerBlockView)({model: model});
-      });
-
-      it('renders', function () {
-        expect(view.render).to.not.throw();
-        expect(view.$('.mailpoet_divider')).to.have.length(1);
-      });
-
-      it('rerenders if model attributes change', function () {
-        view.render();
-
-        model.set('styles.block.borderStyle', 'inset');
-
-        expect(view.$('.mailpoet_divider').css('border-top-style')).to.equal('inset');
-      });
-
-      it('opens settings if clicked', function () {
-        var mock = sinon.mock().once();
-        model.on('startEditing', mock);
-        view.render();
-        view.$('.mailpoet_divider').click();
-        mock.verify();
-      });
-
-      it('does not open settings if clicked on the resize handle', function () {
-        var mock = sinon.mock().never();
-        model.on('startEditing', mock);
-        view.render();
-        view.$('.mailpoet_resize_handle').click();
-        mock.verify();
-      });
-    });
-
-    describe('settings view', function () {
-      global.stubChannel(EditorApplication);
-      global.stubConfig(EditorApplication);
-      global.stubAvailableStyles(EditorApplication, {
-        dividers: ['solid', 'inset']
-      });
-      var model = new (DividerBlock.DividerBlockModel)(),
-        view = new (DividerBlock.DividerBlockSettingsView)({model: model});
-
-      it('renders', function () {
-        expect(view.render).to.not.throw();
-        expect(view.$('.mailpoet_divider_selector')).to.have.length(1);
-      });
-
-      describe('once rendered', function () {
-        var model, view;
-
-        before(function() {
-          global.stubChannel(EditorApplication);
-          global.stubAvailableStyles(EditorApplication, {
-            dividers: ['solid', 'inset']
-          });
-        });
-
-        beforeEach(function () {
-          model = new (DividerBlock.DividerBlockModel)();
-          view = new (DividerBlock.DividerBlockSettingsView)({model: model});
-          view.render();
-        });
-
-        it('updates the model when divider style changes', function () {
-          view.$('.mailpoet_field_divider_style').last().click();
-          expect(model.get('styles.block.borderStyle')).to.equal('inset');
-        });
-
-        it('updates the model when divider width slider changes', function () {
-          view.$('.mailpoet_field_divider_border_width').val('17').change();
-          expect(model.get('styles.block.borderWidth')).to.equal('17px');
-        });
-
-        it('updates the range slider when divider width input changes', function () {
-          view.$('.mailpoet_field_divider_border_width_input').val('19').trigger('input');
-          expect(view.$('.mailpoet_field_divider_border_width').val()).to.equal('19');
-        });
-
-        it('updates the input when divider width range slider changes', function () {
-          view.$('.mailpoet_field_divider_border_width').val('19').change();
-          expect(view.$('.mailpoet_field_divider_border_width_input').val()).to.equal('19');
-        });
-
-        it('updates the model when divider color changes', function () {
-          view.$('.mailpoet_field_divider_border_color').val('#123457').change();
-          expect(model.get('styles.block.borderColor')).to.equal('#123457');
-        });
-
-        it('updates the model when divider background color changes', function () {
-          view.$('.mailpoet_field_divider_background_color').val('#cccccc').change();
-          expect(model.get('styles.block.backgroundColor')).to.equal('#cccccc');
-        });
-
-        it ('changes color of available divider styles when actual divider color changes', function() {
-          var newColor = '#889912';
-          view.$('.mailpoet_field_divider_border_color').val(newColor).change();
-          expect(view.$('.mailpoet_field_divider_style div')).to.have.$css('border-top-color', newColor);
-        });
-
-        it('does not display "Apply to all" option when `hideApplyToAll` option is active', function() {
-          view = new (DividerBlock.DividerBlockSettingsView)({
-            model: model,
-            renderOptions: {
-              hideApplyToAll: true
-            }
-          });
-          view.render();
-          expect(view.$('.mailpoet_button_divider_apply_to_all').length).to.equal(0);
-        });
-
-        it.skip('closes the sidepanel after "Done" is clicked', function () {
-          var mock = sinon.mock().once();
-          global.MailPoet.Modal.cancel = mock;
-          view.$('.mailpoet_done_editing').click();
-          mock.verify();
-          delete(global.MailPoet.Modal.cancel);
-        });
-      });
-    });
-  });
-});
+define([
+    'newsletter_editor/App',
+    'newsletter_editor/blocks/divider'
+  ], function(App, DividerBlock) {
+  var EditorApplication = App;
+
+  describe('Divider', function () {
+    describe('model', function () {
+      var model;
+
+      beforeEach(function () {
+        global.stubChannel(EditorApplication);
+        global.stubConfig(EditorApplication, {
+          blockDefaults: {}
+        });
+        global.stubAvailableStyles(EditorApplication);
+        model = new (DividerBlock.DividerBlockModel)();
+      });
+
+      afterEach(function () {
+        delete EditorApplication.getChannel;
+      });
+
+      it('has a divider type', function () {
+        expect(model.get('type')).to.equal('divider');
+      });
+
+      it('has a background color', function () {
+        expect(model.get('styles.block.backgroundColor')).to.match(/^(#[abcdef0-9]{6})|transparent$/);
+      });
+
+      it('has padding', function () {
+        expect(model.get('styles.block.padding')).to.match(/^\d+px$/);
+      });
+
+      it('has border style', function () {
+        expect(model.get('styles.block.borderStyle')).to.match(/^(none|dotted|dashed|solid|double|groove|ridge|inset|outset)$/);
+      });
+
+      it('has border width', function () {
+        expect(model.get('styles.block.borderWidth')).to.match(/^\d+px$/);
+      });
+
+      it('has border color', function () {
+        expect(model.get('styles.block.borderColor')).to.match(/^(#[abcdef0-9]{6})|transparent$/);
+      });
+
+      it('changes attributes with set', function () {
+        var newValue = 'outset';
+        model.set('styles.block.borderStyle', newValue);
+        expect(model.get('styles.block.borderStyle')).to.equal(newValue);
+      });
+
+      it('triggers autosave if any attribute changes', function () {
+        var mock = sinon.mock().exactly(5).withArgs('autoSave');
+        EditorApplication.getChannel = sinon.stub().returns({
+          trigger: mock
+        });
+
+        model.set('styles.block.backgroundColor', '#000000');
+        model.set('styles.block.padding', '19px');
+        model.set('styles.block.borderStyle', 'double');
+        model.set('styles.block.borderWidth', '17px');
+        model.set('styles.block.borderColor', '#123456');
+
+        mock.verify();
+      });
+
+      it('uses defaults from config when they are set', function () {
+        global.stubConfig(EditorApplication, {
+          blockDefaults: {
+            divider: {
+              styles: {
+                block: {
+                  backgroundColor: '#123456',
+                  padding: '37px',
+                  borderStyle: 'inset',
+                  borderWidth: '7px',
+                  borderColor: '#345678'
+                }
+              }
+            }
+          }
+        });
+        var model = new (DividerBlock.DividerBlockModel)();
+
+        expect(model.get('styles.block.backgroundColor')).to.equal('#123456');
+        expect(model.get('styles.block.padding')).to.equal('37px');
+        expect(model.get('styles.block.borderStyle')).to.equal('inset');
+        expect(model.get('styles.block.borderWidth')).to.equal('7px');
+        expect(model.get('styles.block.borderColor')).to.equal('#345678');
+      });
+    });
+
+    describe('block view', function () {
+      var model;
+      var view;
+
+      beforeEach(function () {
+        global.stubChannel(EditorApplication);
+        global.stubConfig(EditorApplication);
+        model = new (DividerBlock.DividerBlockModel)();
+        view = new (DividerBlock.DividerBlockView)({model: model});
+      });
+
+      it('renders', function () {
+        expect(view.render).to.not.throw();
+        expect(view.$('.mailpoet_divider')).to.have.length(1);
+      });
+
+      it('rerenders if model attributes change', function () {
+        view.render();
+
+        model.set('styles.block.borderStyle', 'inset');
+
+        expect(view.$('.mailpoet_divider').css('border-top-style')).to.equal('inset');
+      });
+
+      it('opens settings if clicked', function () {
+        var mock = sinon.mock().once();
+        model.on('startEditing', mock);
+        view.render();
+        view.$('.mailpoet_divider').click();
+        mock.verify();
+      });
+
+      it('does not open settings if clicked on the resize handle', function () {
+        var mock = sinon.mock().never();
+        model.on('startEditing', mock);
+        view.render();
+        view.$('.mailpoet_resize_handle').click();
+        mock.verify();
+      });
+    });
+
+    describe('settings view', function () {
+      global.stubChannel(EditorApplication);
+      global.stubConfig(EditorApplication);
+      global.stubAvailableStyles(EditorApplication, {
+        dividers: ['solid', 'inset']
+      });
+      var model = new (DividerBlock.DividerBlockModel)(),
+        view = new (DividerBlock.DividerBlockSettingsView)({model: model});
+
+      it('renders', function () {
+        expect(view.render).to.not.throw();
+        expect(view.$('.mailpoet_divider_selector')).to.have.length(1);
+      });
+
+      describe('once rendered', function () {
+        var model, view;
+
+        before(function() {
+          global.stubChannel(EditorApplication);
+          global.stubAvailableStyles(EditorApplication, {
+            dividers: ['solid', 'inset']
+          });
+        });
+
+        beforeEach(function () {
+          model = new (DividerBlock.DividerBlockModel)();
+          view = new (DividerBlock.DividerBlockSettingsView)({model: model});
+          view.render();
+        });
+
+        it('updates the model when divider style changes', function () {
+          view.$('.mailpoet_field_divider_style').last().click();
+          expect(model.get('styles.block.borderStyle')).to.equal('inset');
+        });
+
+        it('updates the model when divider width slider changes', function () {
+          view.$('.mailpoet_field_divider_border_width').val('17').change();
+          expect(model.get('styles.block.borderWidth')).to.equal('17px');
+        });
+
+        it('updates the range slider when divider width input changes', function () {
+          view.$('.mailpoet_field_divider_border_width_input').val('19').trigger('input');
+          expect(view.$('.mailpoet_field_divider_border_width').val()).to.equal('19');
+        });
+
+        it('updates the input when divider width range slider changes', function () {
+          view.$('.mailpoet_field_divider_border_width').val('19').change();
+          expect(view.$('.mailpoet_field_divider_border_width_input').val()).to.equal('19');
+        });
+
+        it('updates the model when divider color changes', function () {
+          view.$('.mailpoet_field_divider_border_color').val('#123457').change();
+          expect(model.get('styles.block.borderColor')).to.equal('#123457');
+        });
+
+        it('updates the model when divider background color changes', function () {
+          view.$('.mailpoet_field_divider_background_color').val('#cccccc').change();
+          expect(model.get('styles.block.backgroundColor')).to.equal('#cccccc');
+        });
+
+        it ('changes color of available divider styles when actual divider color changes', function() {
+          var newColor = '#889912';
+          view.$('.mailpoet_field_divider_border_color').val(newColor).change();
+          expect(view.$('.mailpoet_field_divider_style div')).to.have.$css('border-top-color', newColor);
+        });
+
+        it('does not display "Apply to all" option when `hideApplyToAll` option is active', function() {
+          view = new (DividerBlock.DividerBlockSettingsView)({
+            model: model,
+            renderOptions: {
+              hideApplyToAll: true
+            }
+          });
+          view.render();
+          expect(view.$('.mailpoet_button_divider_apply_to_all').length).to.equal(0);
+        });
+
+        it.skip('closes the sidepanel after "Done" is clicked', function () {
+          var mock = sinon.mock().once();
+          global.MailPoet.Modal.cancel = mock;
+          view.$('.mailpoet_done_editing').click();
+          mock.verify();
+          delete(global.MailPoet.Modal.cancel);
+        });
+      });
+    });
+  });
+});