3 files changed, 118 insertions, 0 deletions
diff --git a/web-ui/src/common/back_link/back_link.js b/web-ui/src/common/back_link/back_link.js
new file mode 100644
index 00000000..bb5ffbea
--- /dev/null
+++ b/web-ui/src/common/back_link/back_link.js
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2017 ThoughtWorks, Inc.
+ *
+ * Pixelated is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Pixelated is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with Pixelated. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+import React from 'react';
+
+import './back_link.scss';
+
+const icon = <i className='fa fa-angle-left' aria-hidden='true' />;
+
+const button = (text, options) => (
+  <button className='link' {...options}>{icon}<span>{text}</span></button>
+);
+
+const link = (text, options) => (
+  <a className='link' {...options}>{icon}<span>{text}</span></a>
+);
+
+const BackLink = ({ text, ...other }) => (
+  <div className='link-content'>
+    { other.href ? link(text, other) : button(text, other) }
+  </div>
+);
+
+BackLink.propTypes = {
+  text: React.PropTypes.string.isRequired
+};
+
+export default BackLink;
diff --git a/web-ui/src/common/back_link/back_link.scss b/web-ui/src/common/back_link/back_link.scss
new file mode 100644
index 00000000..5541d9d9
--- /dev/null
+++ b/web-ui/src/common/back_link/back_link.scss
@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2017 ThoughtWorks, Inc.
+ *
+ * Pixelated is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Pixelated is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with Pixelated. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+@import "~scss/base/colors";
+
+.link {
+  color: $dark_blue;
+  font-style: italic;
+  font-size: 0.8em;
+  margin: 0;
+  padding: 0;
+  border: 0;
+  background: transparent;
+
+  .fa {
+    font-size: 1.6em;
+    position: relative;
+    top: 3px;
+    margin-right: 0.3em;
+  }
+}
diff --git a/web-ui/src/common/back_link/back_link.spec.js b/web-ui/src/common/back_link/back_link.spec.js
new file mode 100644
index 00000000..5f49a6f9
--- /dev/null
+++ b/web-ui/src/common/back_link/back_link.spec.js
@@ -0,0 +1,41 @@
+import { shallow } from 'enzyme';
+import expect from 'expect';
+import React from 'react';
+import BackLink from 'src/common/back_link/back_link';
+
+describe('BackLink', () => {
+  context('as link', () => {
+    let backLink;
+
+    beforeEach(() => {
+      backLink = shallow(<BackLink text='Back to inbox' href='/' />);
+    });
+
+    it('renders link with text', () => {
+      expect(backLink.find('a').text()).toEqual('Back to inbox');
+    });
+
+    it('adds link action', () => {
+      expect(backLink.find('a').props().href).toEqual('/');
+    });
+  });
+
+  context('as button', () => {
+    let backLink;
+    let mockClick;
+
+    beforeEach(() => {
+      mockClick = expect.createSpy();
+      backLink = shallow(<BackLink text='Back to inbox' onClick={mockClick} />);
+    });
+
+    it('renders button with text', () => {
+      expect(backLink.find('button').text()).toEqual('Back to inbox');
+    });
+
+    it('adds button click event', () => {
+      backLink.find('button').simulate('click');
+      expect(mockClick).toHaveBeenCalled();
+    });
+  });
+});