migrate US-012: test_library_landing.py (4 tests)

Remove @selenium_only from 4 library landing tests. Fix
PlaywrightElement.send_keys to use focus()+setSelectionRange(end)
instead of click()+type() — click() positions cursor at center of
element, inserting text mid-content instead of appending.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

lib/galaxy/selenium/playwright_element.py

@@ -69,14 +69,15 @@ class PlaywrightElement:
         """
         Send keys to the element (type text).
 
-        Playwright requires elements to be focused before typing, so we click first.
-
-        Args:
-            *value: Text strings to type (will be concatenated)
+        Uses focus() + cursor-to-end to match Selenium's send_keys behavior
+        of appending text. Playwright's click() positions cursor at click
+        point (center of element), which would insert text mid-content.
         """
         text = "".join(str(v) for v in value)
-        # Playwright requires focus before typing
-        self._element.click()
+        self._element.focus()
+        self._element.evaluate(
+            "el => { if (el.setSelectionRange) el.setSelectionRange(el.value.length, el.value.length) }"
+        )
         self._element.type(text)
 
     def clear(self) -> None:

lib/galaxy_test/selenium/test_library_landing.py

@@ -2,7 +2,6 @@ from selenium.webdriver.common.by import By
 
 from .framework import (
     retry_assertion_during_transitions,
-    selenium_only,
     selenium_test,
     SeleniumTestCase,
 )
@@ -16,7 +15,6 @@ class TestLibraryLanding(SeleniumTestCase):
         self.admin_login()
         self.libraries_open()
 
-    @selenium_only("Not yet migrated to support Playwright backend")
     @selenium_test
     def test_create_new_close(self):
         num_displayed_libraries = self._num_displayed_libraries()
@@ -27,7 +25,6 @@ class TestLibraryLanding(SeleniumTestCase):
         self.wait_for_overlays_cleared()
         assert self._num_displayed_libraries() == num_displayed_libraries
 
-    @selenium_only("Not yet migrated to support Playwright backend")
     @selenium_test
     def test_create_new(self):
         name = self._get_random_name(prefix="testcreatenew")
@@ -38,7 +35,6 @@ class TestLibraryLanding(SeleniumTestCase):
 
         self._search_for_only_with_name(name)
 
-    @selenium_only("Not yet migrated to support Playwright backend")
     @selenium_test
     def test_rename(self):
         name = self._get_random_name(prefix="testprerename")
@@ -58,7 +54,6 @@ class TestLibraryLanding(SeleniumTestCase):
 
         self._search_for_only_with_name(new_name)
 
-    @selenium_only("Not yet migrated to support Playwright backend")
     @selenium_test
     def test_sorting(self):
         # Throw in another library to ensure filtering is working...