bpo-10572: Move sqlite3 tests to Lib/test (GH-29304)

Automerge-Triggered-By: GH:brettcannon

Author: Erlend Egeberg Aasland

Lib/sqlite3/test/__init__.py

@@ -0,0 +1,18 @@
+from test.support import import_helper, load_package_tests, verbose
+
+# Skip test if _sqlite3 module not installed.
+import_helper.import_module('_sqlite3')
+
+import unittest
+import os
+import sqlite3
+
+# Implement the unittest "load tests" protocol.
+def load_tests(*args):
+    pkg_dir = os.path.dirname(__file__)
+    return load_package_tests(pkg_dir, *args)
+
+if verbose:
+    print("test_sqlite3: testing with version",
+          "{!r}, sqlite_version {!r}".format(sqlite3.version,
+                                             sqlite3.sqlite_version))

Lib/test/test_sqlite.py

@@ -0,0 +1,5 @@
+from test.test_sqlite3 import load_tests  # Needed for the "load tests" protocol.
+import unittest
+
+if __name__ == "__main__":
+    unittest.main()