Commits
Jorge C. Leitao authored and Antoine Pitrou committed 961ac3f0129
ARROW-15698: [Integration] Privatized some code in tests * Privatized some members of the concrete Testers * Added typing information to the `IntegrationRunner` * Simplified some code in the `IntegrationRunner` Closes #12411 from jorgecarleitao/api Lead-authored-by: Jorge C. Leitao <jorgecarleitao@gmail.com> Co-authored-by: Antoine Pitrou <antoine@python.org> Signed-off-by: Antoine Pitrou <antoine@python.org>