MDL-43620 Chat: Behat test for course reset

mod/chat/tests/behat/chat_course_reset.feature

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+@mod @mod_chat
+Feature: Chat reset
+  In order to reuse past chat activities
+  As a teacher
+  I need to remove all previous data.
+
+  Background:
+    Given the following "users" exist:
+      | username | firstname | lastname | email |
+      | teacher1 | Tina | Teacher1 | teacher1@example.com |
+      | student1 | Sam | Student1 | student1@example.com |
+    And the following "courses" exist:
+      | fullname | shortname | category |
+      | Course 1 | C1 | 0 |
+    And the following "course enrolments" exist:
+      | user | course | role |
+      | teacher1 | C1 | editingteacher |
+      | student1 | C1 | student |
+    And the following "activities" exist:
+      | activity | name           | Description           | course | idnumber |
+      | chat     | Test chat name | Test chat description | C1     | chat1    |
+
+  Scenario: Use course reset to update chat start date
+    And I log in as "teacher1"
+    And I follow "Course 1"
+    And I turn editing mode on
+    And I navigate to "Edit settings" node in "Course administration"
+    And I set the following fields to these values:
+      | startdate[day]       | 1 |
+      | startdate[month]     | January |
+      | startdate[year]      | 2020 |
+    And I press "Save and display"
+    And I follow "Test chat name"
+    And I navigate to "Edit settings" node in "Chat administration"
+    And I set the following fields to these values:
+      | chattime[day]       | 1 |
+      | chattime[month]     | January |
+      | chattime[year]      | 2020 |
+      | chattime[hour]      | 12 |
+      | chattime[minute]    | 00 |
+    And I press "Save and display"
+    When I navigate to "Reset" node in "Course administration"
+    And I set the following fields to these values:
+      | id_reset_start_date_enabled | 1  |
+      | reset_start_date[day]       | 1 |
+      | reset_start_date[month]     | January |
+      | reset_start_date[year]      | 2030 |
+    And I press "Reset course"
+    And I should see "Date changed" in the "Chats" "table_row"
+    And I press "Continue"
+    Then I follow "Course 1"
+    And I follow "Test chat name"
+    And I navigate to "Edit settings" node in "Chat administration"
+    And I expand all fieldsets
+    And the "id_chattime_year" select box should contain "2030"