test: enable copy table tests (#1609)

Author: alvarowolfx

samples/tests/test_copy_table.py

@@ -28,8 +28,6 @@ def test_copy_table(
     random_table_id: str,
     client: "bigquery.Client",
 ) -> None:
-    pytest.skip("b/210907595: copy fails for shakespeare table")
-
     copy_table.copy_table(table_with_data_id, random_table_id)
     out, err = capsys.readouterr()
     assert "A copy of the table created." in out

samples/tests/test_copy_table_cmek.py

@@ -23,8 +23,6 @@ def test_copy_table_cmek(
     table_with_data_id: str,
     kms_key_name: str,
 ) -> None:
-    pytest.skip("b/210907595: copy fails for shakespeare table")
-
     copy_table_cmek.copy_table_cmek(random_table_id, table_with_data_id, kms_key_name)
     out, err = capsys.readouterr()
     assert "A copy of the table created" in out

tests/system/test_client.py

@@ -1358,8 +1358,6 @@ def test_extract_table(self):
         self.assertIn("Bharney Rhubble", got)
 
     def test_copy_table(self):
-        pytest.skip("b/210907595: copy fails for shakespeare table")
-
         # If we create a new table to copy from, the test won't work
         # because the new rows will be stored in the streaming buffer,
         # and copy jobs don't read the streaming buffer.