Behat Test: Social media buttons (Bug 1448948)

This may need some work still, but I'm pushing it so I can rebase and get all the fixes
from master.

Change-Id: I4b4d5ff9fc879ff38ea69d30d41b166b3098c6ca

test/behat/features/artefact/collections/social_media_buttons.feature

+@javascript @core @core_artefact
+Feature: Visibility of social medial buttons
+In order to view and click on the social media buttons
+As a student
+So I can view others social media pages
+
+Background:
+Given the following "users" exist:
+     | username | password | email | firstname | lastname | institution | authname | role |
+     | userA | Password1 | test01@example.com | Thor | Almighty | mahara | internal | member |
+And the following "users" exist:
+     | username | password | email | firstname | lastname | institution | authname | role |
+     | userB | Password1 | test02@example.com | Iron | Man | mahara | internal | member |
+
+
+Scenario: Creating and accessing social media buttons (Bug 1448948)
+ Given I log in as "userA" with password "Password1"
+ And I follow "Content"
+ And I follow "Social media"
+ And I follow "New social media account"
+ And I set the following fields to these values:
+ | Social network * | Facebook URL |
+ | Your URL or username * | facebook.com |
+ And I press "Save"
+ And I follow "Portfolio"
+ And I press "Create page"
+ And I set the following fields to these values:
+ | Page title * | Open source is for winners |
+ And I press "Save"
+ And I expand "Personal info" node
+ And I follow "Social media"
+ And I press "Save"
+ And I set the following fields to these values:
+ | Social media | 1 |
+ And I follow "Display settings"
+ And the following fields match these values:
+ |  buttons with icons only | 0 |
+ | buttons with icons and text | 1 |
+ |  buttons with text only | 0 |
+ And I press "Save"
+ And I follow "Share page »"
+ And I press "Add access for Public"
+ And I press "Save"
+ And I should see "Access rules were updated for 1 page(s)"
+ And I follow "Logout"
+ # Logging in as userB to try see the buttons
+ Given I log in as "userB" with password "Password1"
+ And I follow "Open source is for winners"
+ And I should see "Social Media"
+ And I should see "Twitter"
+ And I should see "Facebook"
+