MDL-70176 mod_forum: Grading respects separate groups filter

mod/forum/classes/local/renderers/discussion_list.php

@@ -186,6 +186,7 @@ public function render(
             'forum' => (array) $forumexporter->export($this->renderer),
             'contextid' => $forum->get_context()->id,
             'cmid' => $cm->id,
+            'groupid' => $groupid,
             'name' => format_string($forum->get_name()),
             'courseid' => $course->id,
             'coursename' => format_string($course->shortname),

mod/forum/tests/behat/separate_group_grade_forum.feature

@@ -0,0 +1,74 @@
+@mod @mod_forum @core_grades
+Feature: I can grade a students by group with separate groups
+  In order to assess a student's contributions
+  As a teacher
+  I can assign grades to a student based on their separate groups
+
+  Background:
+    Given the following "users" exist:
+      | username | firstname | lastname | email |
+      | teacher1 | Teacher | 1 | teacher1@example.com |
+      | student1 | Student | 1 | student1@example.com |
+      | student2 | Student | 2 | student2@example.com |
+      | student3 | Student | 3 | student3@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 |
+      | student2 | C1 | student |
+      | student3 | C1 | student |
+    And the following "groups" exist:
+      | name | course | idnumber |
+      | Group A | C1 | G1 |
+      | Group B | C1 | G2 |
+      | Group C | C1 | G3 |
+    And the following "group members" exist:
+      | user | group |
+      | student1 | G1 |
+      | student2 | G2 |
+      | student1 | G3 |
+      | student2 | G3 |
+      | student3 | G3 |
+    And I log in as "teacher1"
+    And I am on "Course 1" course homepage
+    And I turn editing mode on
+    And I add a "Forum" to section "1"
+    And I expand all fieldsets
+    And I set the following fields to these values:
+      | Forum name | Test Forum 1 |
+      | Description | Test |
+    And I set the field "Whole forum grading > Type" to "Point"
+    And I set the field "Common module settings > Group mode" to "Separate groups"
+    And I press "Save and return to course"
+    And I follow "Test Forum 1"
+
+  @javascript
+  Scenario: Grade users by group A
+    When I select "Group A" from the "Separate groups" singleselect
+    And I click on "Grade users" "button"
+    Then I should see "1 out of 1"
+    And I should not see "1 out of 2"
+    And I should not see "1 out of 3"
+    And I should see "Student 1"
+    And I should not see "Student 2"
+
+  @javascript
+  Scenario: Grade users by group B
+    And I select "Group B" from the "Separate groups" singleselect
+    And I click on "Grade users" "button"
+    Then I should see "1 out of 1"
+    And I should not see "1 out of 2"
+    And I should not see "1 out of 3"
+    And I should not see "Student 1"
+    And I should see "Student 2"
+
+  @javascript
+  Scenario: Grade users by group C
+    And I select "Group C" from the "Separate groups" singleselect
+    And I click on "Grade users" "button"
+    Then I should not see "1 out of 1"
+    And I should not see "1 out of 2"
+    And I should see "1 out of 3"