Test improvements and fixed deprecation warnings (#2464)

* `asyncio_default_fixture_loop_scope = function`
* Fix a bunch of BeautifulSoup deprecation warnings
* Fix for PytestUnraisableExceptionWarning: Exception ignored in: <_io.FileIO [closed]>
* xfail for sql_time_limit tests (these can be flaky in CI)

Refs #2461

tests/test_html.py

@@ -45,7 +45,7 @@ def test_homepage(app_client_two_attached_databases):
     )
     # We should only show visible, not hidden tables here:
     table_links = [
-        {"href": a["href"], "text": a.text.strip()} for a in links_p.findAll("a")
+        {"href": a["href"], "text": a.text.strip()} for a in links_p.find_all("a")
     ]
     assert [
         {"href": r"/extra+database/searchable_fts", "text": "searchable_fts"},
@@ -203,6 +203,7 @@ async def test_disallowed_custom_sql_pragma(ds_client):
     )
 
 
+@pytest.mark.xfail(reason="Sometimes flaky in CI due to timing issues")
 def test_sql_time_limit(app_client_shorter_time_limit):
     response = app_client_shorter_time_limit.get(
         "/fixtures/-/query?sql=select+sleep(0.5)"
@@ -226,7 +227,7 @@ def test_row_page_does_not_truncate():
         assert table["class"] == ["rows-and-columns"]
         assert ["Mission"] == [
             td.string
-            for td in table.findAll("td", {"class": "col-neighborhood-b352a7"})
+            for td in table.find_all("td", {"class": "col-neighborhood-b352a7"})
         ]
 
 
@@ -242,7 +243,7 @@ def test_query_page_truncates():
         )
         assert response.status_code == 200
         table = Soup(response.content, "html.parser").find("table")
-        tds = table.findAll("td")
+        tds = table.find_all("td")
         assert [str(td) for td in tds] == [
             '<td class="col-a">this …</td>',
             '<td class="col-b"><a href="https://example.com/">http…</a></td>',
@@ -407,7 +408,7 @@ async def test_row_links_from_other_tables(
     soup = Soup(response.text, "html.parser")
     h2 = soup.find("h2")
     assert h2.text == "Links from other tables"
-    li = h2.findNext("ul").find("li")
+    li = h2.find_next("ul").find("li")
     text = re.sub(r"\s+", " ", li.text.strip())
     assert text == expected_text
     link = li.find("a")["href"]
@@ -501,7 +502,7 @@ def test_database_download_for_immutable():
         # Regular page should have a download link
         response = client.get("/fixtures")
         soup = Soup(response.content, "html.parser")
-        assert len(soup.findAll("a", {"href": re.compile(r"\.db$")}))
+        assert len(soup.find_all("a", {"href": re.compile(r"\.db$")}))
         # Check we can actually download it
         download_response = client.get("/fixtures.db")
         assert download_response.status_code == 200
@@ -530,7 +531,7 @@ def test_database_download_disallowed_for_mutable(app_client):
     # Use app_client because we need a file database, not in-memory
     response = app_client.get("/fixtures")
     soup = Soup(response.content, "html.parser")
-    assert len(soup.findAll("a", {"href": re.compile(r"\.db$")})) == 0
+    assert len(soup.find_all("a", {"href": re.compile(r"\.db$")})) == 0
     assert app_client.get("/fixtures.db").status_code == 403
 
 
@@ -539,7 +540,7 @@ def test_database_download_disallowed_for_memory():
         # Memory page should NOT have a download link
         response = client.get("/_memory")
         soup = Soup(response.content, "html.parser")
-        assert 0 == len(soup.findAll("a", {"href": re.compile(r"\.db$")}))
+        assert 0 == len(soup.find_all("a", {"href": re.compile(r"\.db$")}))
         assert 404 == client.get("/_memory.db").status
 
 
@@ -549,7 +550,7 @@ def test_allow_download_off():
     ) as client:
         response = client.get("/fixtures")
         soup = Soup(response.content, "html.parser")
-        assert not len(soup.findAll("a", {"href": re.compile(r"\.db$")}))
+        assert not len(soup.find_all("a", {"href": re.compile(r"\.db$")}))
         # Accessing URL directly should 403
         response = client.get("/fixtures.db")
         assert 403 == response.status
@@ -559,7 +560,7 @@ def test_allow_sql_off():
     with make_app_client(config={"allow_sql": {}}) as client:
         response = client.get("/fixtures")
         soup = Soup(response.content, "html.parser")
-        assert not len(soup.findAll("textarea", {"name": "sql"}))
+        assert not len(soup.find_all("textarea", {"name": "sql"}))
         # The table page should no longer show "View and edit SQL"
         response = client.get("/fixtures/sortable")
         assert b"View and edit SQL" not in response.content
@@ -855,7 +856,7 @@ def test_base_url_config(app_client_base_url_prefix, path, use_prefix):
     soup = Soup(response.content, "html.parser")
     for form in soup.select("form"):
         assert form["action"].startswith("/prefix")
-    for el in soup.findAll(["a", "link", "script"]):
+    for el in soup.find_all(["a", "link", "script"]):
         if "href" in el.attrs:
             href = el["href"]
         elif "src" in el.attrs: