Test 134642: Created test to verify tabs can be reloaded (overriding cache) by using keyboard shortcuts (Bug 1976547)

modules/browser_object_navigation.py

@@ -307,6 +307,18 @@ def refresh_page(self) -> BasePage:
         self.wait_for_page_to_load()
         return self
 
+    @BasePage.context_chrome
+    def hard_reload_with_key_combo(self) -> BasePage:
+        """
+        Use Cmd/Ctrl + Shift + R to hard reload the page and overide cache.
+        """
+        if self.sys_platform() == "Darwin":
+            mod_key = Keys.COMMAND
+        else:
+            mod_key = Keys.CONTROL
+        self.perform_key_combo(mod_key, Keys.SHIFT, "r")
+        return self
+
     def handle_geolocation_prompt(
         self, button_type="primary", remember_this_decision=False
     ):

tests/tabs/test_reload_overiding_cache_keys.py

@@ -0,0 +1,58 @@
+import pytest
+from selenium.common.exceptions import NoSuchElementException
+from selenium.webdriver import Firefox
+from selenium.webdriver.common.by import By
+
+from modules.browser_object import TabBar
+from modules.browser_object_navigation import Navigation
+
+
+@pytest.fixture()
+def test_case():
+    return "134642"
+
+
+TEST_URL = "https://postman-echo.com/headers"
+
+
+def test_reload_overiding_cache_keys(driver: Firefox, sys_platform: str):
+    """
+    C134642 - Verify that tabs can be hard reloaded (overriding cache) using keyboard shortcut CTRL/CMD + SHIFT + R.
+    """
+
+    browser = TabBar(driver)
+    nav = Navigation(driver)
+
+    # New tab + navigate
+    browser.new_tab_by_button()
+    driver.switch_to.window(driver.window_handles[-1])
+    driver.get(TEST_URL)
+
+    # Hard reload using helper function for action CTRL/CMD + SHIFT + "r"
+    nav.hard_reload_with_key_combo()
+
+    # Verify cache is not being used by checking for http request headers
+    # Header "if-none-match" should not be sent
+    try:
+        etag = driver.find_element(By.ID, "/headers/if-none-match").get_attribute(
+            "innerText"
+        )
+        assert False, f"Unexpected If-None-Match present: {etag!r}"
+    except NoSuchElementException:
+        pass
+
+    # Header "pragma" should be sent with with value "no-cache"
+    pragma_text = driver.find_element(By.ID, "/headers/pragma").get_attribute(
+        "innerText"
+    )
+    assert "no-cache" in pragma_text, (
+        f"Expected 'no-cache' in pragma; got: {pragma_text!r}"
+    )
+
+    # Header "cache-control" should be sent with with value "no-cache"
+    cache_control_text = driver.find_element(
+        By.ID, "/headers/cache-control"
+    ).get_attribute("innerText")
+    assert "no-cache" in cache_control_text, (
+        f"Expected 'no-cache' in cache-control; got: {cache_control_text!r}"
+    )