Add basic calendar button test

Mainly to pickup on FullCalendar loading errors

RIGS/tests/pages.py

@@ -304,3 +304,43 @@ class UserPage(BasePage):
 
     def generate_key(self):
         self.find_element(*self._generation_button_selector).click()
+
+
+class CalendarPage(BasePage):
+    URL_TEMPLATE = 'rigboard/calendar'
+
+    _go_locator = (By.ID, 'go-to-date-button')
+
+    _today_selector = (By.ID, 'today-button')
+
+    _prev_selector = (By.ID, 'prev-button')
+    _next_selector = (By.ID, 'next-button')
+
+    _month_selector = (By.ID, 'month-button')
+    _week_selector = (By.ID, 'week-button')
+    _day_selector = (By.ID, 'day-button')
+
+    def go(self):
+        return self.find_element(*self._go_locator).click()
+
+    @property
+    def target_date(self):
+        return regions.DatePicker(self, self.find_element(By.ID, 'go-to-date-input'))
+
+    def today(self):
+        return self.find_element(*self._today_selector).click()
+
+    def prev(self):
+        return self.find_element(*self._prev_selector).click()
+
+    def next(self):
+        return self.find_element(*self._next_selector).click()
+
+    def month(self):
+        return self.find_element(*self._month_selector).click()
+
+    def week(self):
+        return self.find_element(*self._week_selector).click()
+
+    def day(self):
+        return self.find_element(*self._day_selector).click()

RIGS/tests/test_interaction.py

@@ -645,7 +645,18 @@ class TestCalendar(BaseRigboardTest):
             else:
                 self.assertNotContains(response, "TE E" + str(test) + " ")
 
-                # Wow - that was a lot of tests
+    def test_calendar_buttons(self):  # If FullCalendar fails to load for whatever reason, the buttons don't work
+        self.page = pages.CalendarPage(self.driver, self.live_server_url).open()
+        self.assertIn(timezone.now().strftime("%Y-%m"), self.driver.current_url)
+
+        target_date = datetime.date(2020, 1, 1)
+        self.page.target_date.set_value(target_date)
+        self.page.go()
+        self.assertIn(self.page.target_date.value.strftime("%Y-%m"), self.driver.current_url)
+
+        self.page.next()
+        target_date += datetime.timedelta(days=32)
+        self.assertIn(target_date.strftime("%m"), self.driver.current_url)
 
 
 @screenshot_failure_cls