| ⇢ | A | ConnectionTest added |
| ⇢ | B | Connection::handleRequest() added | |
| ⇢ | A | ConnectionTest::setUp() added | |
| ⇢ | A | ConnectionTest::testErrorChecker() added | |
| ⇢ | A | ConnectionTest::testGet() added | |
| ⇢ | A | Connection::setHandler() added | |
| ⇢ | A | Connection::setErrorChecker() added | |
| ⇢ | A | ConnectionTest::tearDown() added | |
| B | ↛ | Connection::makeGuzzleRequest() removed | |
| A | ↛ | Connection::getGuzzle() removed |