public function testIncConnectionsOutboundAttempts() { $node = new Node(); $node->incConnectionsOutboundAttempts(); $this->assertEquals(1, $node->getConnectionsOutboundAttempts()); $node->incConnectionsOutboundAttempts(); $this->assertEquals(2, $node->getConnectionsOutboundAttempts()); $node->incConnectionsOutboundAttempts(2); $this->assertEquals(4, $node->getConnectionsOutboundAttempts()); }