@core @core_group
Feature: Organize students into groups
  In order to organize course activities in groups
  As a teacher
  I need to group students

  @javascript
  Scenario: Assign students to groups
    Given the following "courses" exist:
      | fullname | shortname | category | groupmode |
      | Course 1 | C1 | 0 | 1 |
    And the following "users" exist:
      | username | firstname | lastname | email |
      | teacher1 | Teacher | 1 | teacher1@example.com |
      | student0 | Student | 0 | student0@example.com |
      | student1 | Student | 1 | student1@example.com |
      | student2 | Student | 2 | student2@example.com |
      | student3 | Student | 3 | student3@example.com |
    And the following "course enrolments" exist:
      | user | course | role |
      | teacher1 | C1 | editingteacher |
      | student0 | C1 | student |
      | student1 | C1 | student |
      | student2 | C1 | student |
      | student3 | C1 | student |
    And I log in as "teacher1"
    And I follow "Course 1"
    And I expand "Users" node
    And I follow "Groups"
    And I press "Create group"
    And I set the following fields to these values:
      | Group name | Group 1 |
    And I press "Save changes"
    And I press "Create group"
    And I set the following fields to these values:
      | Group name | Group 2 |
    And I press "Save changes"
    When I add "Student 0 (student0@example.com)" user to "Group 1" group members
    And I add "Student 1 (student1@example.com)" user to "Group 1" group members
    And I add "Student 2 (student2@example.com)" user to "Group 2" group members
    And I add "Student 3 (student3@example.com)" user to "Group 2" group members
    Then I set the field "groups" to "Group 1 (2)"
    And the "members" select box should contain "Student 0"
    And the "members" select box should contain "Student 1"
    And the "members" select box should not contain "Student 2"
    And I set the field "groups" to "Group 2 (2)"
    And the "members" select box should contain "Student 2"
    And the "members" select box should contain "Student 3"
    And the "members" select box should not contain "Student 0"
    And I follow "Participants"
    And I set the field "Separate groups" to "Group 1"
    And I should see "Student 0"
    And I should see "Student 1"
    And I should not see "Student 2"
    And I set the field "Separate groups" to "Group 2"
    And I should see "Student 2"
    And I should see "Student 3"
    And I should not see "Student 0"

  Scenario: Create groups and groupings without the 'moodle/course:changeidnumber' capability
    Given the following "courses" exist:
      | fullname | shortname | category | groupmode |
      | Course 1 | C1 | 0 | 1 |
    And the following "users" exist:
      | username | firstname | lastname | email |
      | teacher1 | Teacher | 1 | teacher1@example.com |
    And the following "course enrolments" exist:
      | user | course | role |
      | teacher1 | C1 | editingteacher |
    And I log in as "admin"
    And I set the following system permissions of "Teacher" role:
      | moodle/course:changeidnumber | Prevent |
    And I log out
    And I log in as "teacher1"
    And I follow "Course 1"
    And I expand "Users" node
    And I follow "Groups"
    When I press "Create group"
    Then the "idnumber" "field" should be readonly
    And I set the following fields to these values:
      | Group name | The greatest group that never existed |
    And I press "Save changes"
    And I should see "The greatest group that never existed"
    And I follow "Groupings"
    And I press "Create grouping"
    And the "idnumber" "field" should be readonly
    And I set the following fields to these values:
      | Grouping name | Not the greatest grouping, but it's ok! |
    And I press "Save changes"
    And I should see "Not the greatest grouping, but it's ok!"

  Scenario: Create groups with enrolment key
    Given the following "courses" exist:
      | fullname | shortname | category | groupmode |
      | Course 1 | C1 | 0 | 1 |
      | Course 2 | C2 | 0 | 1 |
    And I log in as "admin"
    And I am on site homepage
    And I follow "Course 1"
    And I expand "Users" node
    And I follow "Groups"
    When I press "Create group"
    And I set the following fields to these values:
      | Group name | Group A |
      | Enrolment key | badpasswd |
    And I press "Save changes"
    And I should see "Passwords must have at least 1 digit(s)"
    And I set the following fields to these values:
      | Group name | Group A |
      | Enrolment key | Abcdef-1 |
    And I press "Save changes"
    And I press "Create group"
    And I set the following fields to these values:
      | Group name | Group B |
      | Enrolment key | Abcdef-1 |
    And I press "Save changes"
    Then I should see "This enrolment key is already used for another group."
    And I set the following fields to these values:
      | Enrolment key | Abcdef-2 |
    And I press "Save changes"
    And the "groups" select box should contain "Group B (0)"
    And I am on site homepage
    And I follow "Course 2"
    And I expand "Users" node
    And I follow "Groups"
    And I press "Create group"
    And I set the following fields to these values:
      | Group name | Group A |
      | Enrolment key | Abcdef-1 |
    And I should not see "This enrolment key is already used for another group."