StrategyTest.java

import junit.framework.TestCase;

public class StrategyTest extends TestCase {

    public void testSequentialStrategy() {
        GuessTheNumber guesser = new GuessTheNumber(5, 100);
        SequentialStrategy strategy = new SequentialStrategy(guesser);

        for (int i=0; i<3; i++) {
            try {
                guesser.getValue();
                fail("An exception should have been thrown");
            }
            catch (IllegalStateException ex) { /**/ }

            int value = strategy.solve();
            assertEquals(guesser.getValue(), value);

            try {
                guesser.guess(guesser.getMax() + 1);
                fail("Shouldn't reach this point");
            }
            catch (IllegalStateException ex) {/**/}

            guesser.resetCount();
        }
    }

    public void testBadGuessGame() {
        GuessTheNumber guesser = new GuessTheNumber(1, 10, 3000);
        SequentialStrategy strategy = new SequentialStrategy(guesser);

        try {
            strategy.solve();
            fail("Should not reach this point");
        }
        catch (IllegalStateException ex) { /**/ }
    }
}