diff --git a/mod/assignment/tests/behat/app_navigation.feature b/mod/assignment/tests/behat/app_navigation.feature
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+@mod @mod_assign @app @javascript
+Feature: Test assignments navigation
+
+  Background:
+    Given the following "users" exist:
+      | username | firstname | lastname |
+      | teacher1 | Teacher   | teacher  |
+      | student1 | First     | Student  |
+      | student2 | Second    | Student  |
+      | student3 | Third     | Student  |
+    And the following "courses" exist:
+      | fullname | shortname |
+      | Course 1 | C1        |
+    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 1 | C1     | G1       |
+      | Group 2 | C1     | G2       |
+    And the following "group members" exist:
+      | user     | group |
+      | student1 | G1    |
+      | student2 | G1    |
+      | student2 | G2    |
+      | student3 | G2    |
+    And the following "activities" exist:
+      | activity | name       | course | idnumber   | assignsubmission_onlinetext_enabled | duedate | groupmode |
+      | assign   | Assignment | C1     | assignment | 1                                   | 0       | 1         |
+    And the following "mod_assign > submissions" exist:
+      | assign     | user      | onlinetext |
+      | assignment | student1  | Lorem      |
+      | assignment | student3  | Ipsum      |
+
+  Scenario: Mobile navigation
+    Given I enter the course "Course 1" as "teacher1" in the app
+
+    # Initial status
+    When I press "Assignment" in the app
+    Then I should find "3" near "Participants" in the app
+    And I should find "2" near "Drafts" in the app
+
+    # Participants
+    When I press "Participants" in the app
+    Then I should find "First Student" in the app
+    And I should find "Second Student" in the app
+    And I should find "Third Student" in the app
+
+    # Participants — swipe
+    When I press "First Student" in the app
+    And I swipe to the right in the app
+    Then I should find "First Student" in the app
+    But I should not find "Second Student" in the app
+    And I should not find "Third Student" in the app
+
+    When I swipe to the left in the app
+    Then I should find "Third Student" in the app
+    But I should not find "First Student" in the app
+    And I should not find "Second Student" in the app
+
+    When I swipe to the left in the app
+    Then I should find "Second Student" in the app
+    But I should not find "First Student" in the app
+    And I should not find "Third Student" in the app
+
+    When I swipe to the left in the app
+    Then I should find "Second Student" in the app
+    But I should not find "First Student" in the app
+    And I should not find "Third Student" in the app
+
+    # Drafts
+    When I press the back button in the app
+    And I press the back button in the app
+    And I press "Drafts" in the app
+    Then I should find "First Student" in the app
+    And I should find "Third Student" in the app
+    But I should not find "Second Student" in the app
+
+    # Drafts — swipe
+    When I press "First Student" in the app
+    And I swipe to the right in the app
+    Then I should find "First Student" in the app
+    But I should not find "Second Student" in the app
+    And I should not find "Third Student" in the app
+
+    When I swipe to the left in the app
+    Then I should find "Third Student" in the app
+    But I should not find "First Student" in the app
+    And I should not find "Second Student" in the app
+
+    When I swipe to the left in the app
+    Then I should find "Third Student" in the app
+    But I should not find "First Student" in the app
+    And I should not find "Second Student" in the app
+
+    # Filter groups in assignment page
+    When I press the back button in the app
+    And I press the back button in the app
+    And I press "Separate groups" in the app
+    And I press "Group 1" in the app
+    Then I should find "2" near "Participants" in the app
+    And I should find "1" near "Drafts" in the app
+
+    When I press "Participants" in the app
+    Then I should find "First Student" in the app
+    And I should find "Second Student" in the app
+    But I should not find "Third Student" in the app
+
+    When I press "First Student" in the app
+    And I swipe to the right in the app
+    Then I should find "First Student" in the app
+    But I should not find "Second Student" in the app
+    And I should not find "Third Student" in the app
+
+    When I swipe to the left in the app
+    Then I should find "Second Student" in the app
+    But I should not find "First Student" in the app
+    And I should not find "Third Student" in the app
+
+    When I swipe to the left in the app
+    Then I should find "Second Student" in the app
+    But I should not find "First Student" in the app
+    And I should not find "Third Student" in the app
+
+    # Filter groups in submissions page
+    When I press the back button in the app
+    And I press "Separate groups" in the app
+    And I press "Group 2" in the app
+    Then I should find "Second Student" in the app
+    And I should find "Third Student" in the app
+    But I should not find "First Student" in the app
+
+    When I press "Third Student" in the app
+    And I swipe to the right in the app
+    Then I should find "Third Student" in the app
+    But I should not find "First Student" in the app
+    And I should not find "Second Student" in the app
+
+    When I swipe to the left in the app
+    Then I should find "Second Student" in the app
+    But I should not find "First Student" in the app
+    And I should not find "Third Student" in the app
+
+    When I swipe to the left in the app
+    Then I should find "Second Student" in the app
+    But I should not find "First Student" in the app
+    And I should not find "Third Student" in the app
+
+  Scenario: Tablet navigation
+    Given I enter the course "Course 1" as "teacher1" in the app
+    And I change viewport size to "1200x640"
+
+    # Initial status
+    When I press "Assignment" in the app
+    Then I should find "3" near "Participants" in the app
+    And I should find "2" near "Drafts" in the app
+
+    # Participants
+    When I press "Participants" in the app
+    Then I should find "First Student" in the app
+    And I should find "Second Student" in the app
+    And I should find "Third Student" in the app
+    And "First Student" near "Third Student" should be selected in the app
+    And I should find "First Student" inside the split-view content in the app
+    But I should not find "Second Student" inside the split-view content in the app
+    And I should not find "Third Student" inside the split-view content in the app
+
+    # Participants — Split view
+    When I press "Second Student" in the app
+    Then "Second Student" near "Third Student" should be selected in the app
+    And I should find "Second Student" inside the split-view content in the app
+    But I should not find "First Student" inside the split-view content in the app
+    And I should not find "Third Student" inside the split-view content in the app
+
+    # Drafts
+    When I press the back button in the app
+    And I press "Drafts" in the app
+    Then I should find "First Student" in the app
+    And I should find "Third Student" in the app
+    And "First Student" near "Third Student" should be selected in the app
+    And I should find "First Student" inside the split-view content in the app
+    But I should not find "Second Student" in the app
+    And I should not find "Third Student" inside the split-view content in the app
+
+    # Drafts — Split view
+    When I press "Third Student" in the app
+    Then "Third Student" near "First Student" should be selected in the app
+    And I should find "Third Student" inside the split-view content in the app
+    But I should not find "First Student" inside the split-view content in the app
+    And I should not find "Second Student" in the app
+
+    # Filter groups in assignment page
+    When I press the back button in the app
+    And I press "Separate groups" in the app
+    And I press "Group 1" in the app
+    Then I should find "2" near "Participants" in the app
+    And I should find "1" near "Drafts" in the app
+
+    When I press "Participants" in the app
+    Then I should find "First Student" in the app
+    And I should find "Second Student" in the app
+    And "First Student" near "Second Student" should be selected in the app
+    And I should find "First Student" inside the split-view content in the app
+    But I should not find "Third Student" in the app
+    And I should not find "Second Student" inside the split-view content in the app
+
+    # Filter groups in submissions page
+    When I press "Separate groups" in the app
+    And I press "Group 2" in the app
+    Then I should find "Second Student" in the app
+    And I should find "Third Student" in the app
+    And "Third Student" near "Second Student" should be selected in the app
+    And I should find "Third Student" inside the split-view content in the app
+    But I should not find "First Student" in the app
+    And I should not find "Second Student" inside the split-view content in the app
+
+    When I press "Second Student" in the app
+    Then "Second Student" near "Third Student" should be selected in the app
+    And I should find "Second Student" inside the split-view content in the app
+    But I should not find "Third Student" inside the split-view content in the app
+    And I should not find "First Student" in the app