未完成乞丐版 Args

// ArgsTest
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertEquals;
public class ArgsTest {
    String argsStr3 = "-l -p 8080 -d /usr/logs";
    String argsStr2 = "-p 8080 -d /usr/logs";
    Args argsThree = new Args(argsStr3);
    Args argsTwo = new Args(argsStr2);
    @Test
    void should_return_args_count() {
        assertEquals(3, argsThree.argsCount());
        assertEquals(2, argsTwo.argsCount());
    }
    @Test
    void should_return_args_pair() {
        assertEquals(3, argsThree.pair.size());
        assertEquals(2, argsTwo.pair.size());
    }
    @Test
    void should_return_default_true_if_input_l_but_no_value() {
        assertEquals(true, argsThree.get("log"));
    }
}
// Args.java
import java.util.HashMap;
public class Args {
    private String argsStr;
    public HashMap<String, String> pair;
    public Args(String argsStr) {
        pair = new HashMap<>();
        this.argsStr = argsStr;
        getArgsPair();
    }
    public int argsCount() {
        return pair.size();
    }
    public void getArgsPair() {
        String[] argsList = argsStr.split(" ");
        for (int i = 0; i < argsList.length; i++) {
            if (argsList[i].startsWith("-")) {
                if (!argsList[i+1].startsWith("-")) {
                    pair.put(argsList[i], argsList[i + 1]);
                    i += 1;
                } else {
                    pair.put(argsList[i], "");
                }
            }
        }
    }
    public boolean get(String item) {
        System.out.println("PAIR" + pair);
        if (item.equals("log")) {
            if (pair.containsKey("-l") && pair.get("-l").isEmpty()) {
                return true;
            }
        }
        return false;
    }
}