bpo-45181: Simplify loading sqlite3 tests (GH-28304)

Use unittest discover instead of manually enumerating all
test modules and classes.
Also add support for filtering them by pattern.

1 files changed, 5 insertions, 11 deletions

diff --git a/Lib/test/test_sqlite.py b/Lib/test/test_sqlite.py
index 73002f2..9992a02 100644
--- a/Lib/test/test_sqlite.py
+++ b/Lib/test/test_sqlite.py
@@ -1,26 +1,20 @@
 import test.support
 from test.support import import_helper
+from test.support import load_package_tests
 
 # Skip test if _sqlite3 module not installed
 import_helper.import_module('_sqlite3')
 
 import unittest
-import sqlite3
-from sqlite3.test import (dbapi, types, userfunctions,
-                                factory, transactions, hooks, regression,
-                                dump, backup)
+import os
+import sqlite3.test
 
-def load_tests(*args):
+def load_tests(loader, tests, pattern):
     if test.support.verbose:
         print("test_sqlite: testing with version",
               "{!r}, sqlite_version {!r}".format(sqlite3.version,
                                                  sqlite3.sqlite_version))
-    return unittest.TestSuite([dbapi.suite(), types.suite(),
-                               userfunctions.suite(),
-                               factory.suite(), transactions.suite(),
-                               hooks.suite(), regression.suite(),
-                               dump.suite(),
-                               backup.suite()])
+    return load_package_tests(os.path.dirname(sqlite3.test.__file__), loader, tests, pattern)
 
 if __name__ == "__main__":
     unittest.main()