Add feature spec for age range exit

Author: Themitchell

tests/features/not_in_age_range.feature

@@ -0,0 +1,7 @@
+Feature: Not in age range
+  Scenario: Participants outside age range are not elligible
+    Given I have started the questionnaire
+    When I go to "/date-of-birth"
+    And I fill in and submit my date of birth with "01-01-1900"
+    Then I am on "/age-range-exit"
+    And I see a title "You do not need an NHS lung health check"

tests/features/steps/form_steps.py

@@ -10,3 +10,11 @@ def when_I_submit_my_participant_id(context):
 def when_I_fill_in_and_submit_my_smoking_status(context, smoking_status):
     context.page.get_by_label(smoking_status).check()
     context.page.click("text=Continue")
+
+@when('I fill in and submit my date of birth with "{date_of_birth}"')
+def when_I_fill_in_and_submit_my_date_of_birth(context, date_of_birth):
+    day, month, year = date_of_birth.split('-')
+    context.page.get_by_label('Day').fill(day)
+    context.page.get_by_label('Month').fill(month)
+    context.page.get_by_label('Year').fill(year)
+    context.page.click("text=Continue")