We'll create a TicTacToeInteg class inside the com.packtpublishing.tddjava.ch03tictactoe package in the src/test/java directory. Since we know that Jongo throws an exception if it cannot connect to the database, a test class can be as simple as the following:
import org.junit.Test; import java.net.UnknownHostException; import static org.junit.Assert.*; public class TicTacToeInteg { @Test public void givenMongoDbIsRunningWhenPlayThenNoException() throws UnknownHostException { TicTacToe ticTacToe = new TicTacToe(); assertEquals(TicTacToe.NO_WINNER, ticTacToe.play(1, 1)); } }
The invocation of assertEquals is just as a precaution. The real objective of this test is to make sure that no Exception is thrown. Since we did not ...