Pragmatic Unit Testing in Java with JUnit, 3rd Edition

The Profile Class and the SRP

Take a look at the Profile class:

utj3-refactor/13/src/main/java/iloveyouboss/Profile.java

import java.util.HashMap;
import java.util.Map;
import static iloveyouboss.Weight.REQUIRED;

public class Profile {
    private final Map<String,Answer> answers = new HashMap<>();
    private final String name;
    private int score;

    public Profile(String name) { this.name = name; }

    public void add(Answer... newAnswers) {
        for (var answer: newAnswers)
            answers.put(answer.questionText(), answer);
    }

    public boolean matches(Criteria criteria) {
        calculateScore(criteria);

        if (anyRequiredCriteriaNotMet(criteria)) return false;

        return anyMatches(criteria); ...