How to use br.com.objectos.way.testable

@Override
public void accept(Reporter reporter) {
 reporter.name(name);
 for (Equality equality : resultList) {
  equality.accept(reporter);
 }
}

protected void testEquality(Equality equality) {
 Reporter reporter = Reporter.start();
 equality.accept(reporter);
 reporter.test();
}

@Override
public Equality isEqualTo(Object that) {
 return Tester.of(Column.class)
   .add("index", o -> o.index)
   .add("length", o -> o.length)
   .test(this, that);
}

@Override
public void accept(Reporter reporter) {
 if (!result.isEqual()) {
  reporter.name(name);
  reporter.indent();
  result.accept(reporter);
  reporter.unindent();
 }
}

private boolean isEqual(T thatObj) {
 Equality equality = thisObj.isEqualTo(thatObj);
 equality.accept(reporter);
 return reporter.lineList().isEmpty();
}

private <X> Equality testUnchecked(X a, X b, TestMap map) {
 if (a == null) {
  return b == null ? Equality.equal() : Equality.notEqual(name, "null", b.toString());
 }
 Class<?> type = a.getClass();
 @SuppressWarnings("unchecked")
 Test<X> test = (Test<X>) map.get(type);
 return test.execute(name, a, b);
}

@Override
default Equality isEqualTo(Object that) {
 return Tester.of(AutoIncrementGenerationInfo.class)
   .test(this, that);
}

public Equality test(T first, T second, TestMap map) {
 Object a = getter.apply(first);
 Object b = getter.apply(second);
 return testUnchecked(a, b, map);
}

public final <E> SELF using(Class<E> type, Test<E> test) {
 testMap.put(type, test);
 return self();
}

public final <E> SELF using(Class<E> type, Test<E> test) {
 testMap.put(type, test);
 return self();
}

@Override
public void accept(Reporter reporter) {
 if (!result.isEqual()) {
  reporter.name(name);
  reporter.indent();
  result.accept(reporter);
  reporter.unindent();
 }
}

protected void testEquality(Equality equality) {
 Reporter reporter = Reporter.start();
 equality.accept(reporter);
 reporter.test();
}

private <X> Equality testUnchecked(X a, X b, TestMap map) {
 if (a == null) {
  return b == null ? Equality.equal() : Equality.notEqual(name, "null", b.toString());
 }
 Class<?> type = a.getClass();
 @SuppressWarnings("unchecked")
 Test<X> test = (Test<X>) map.get(type);
 return test.execute(name, a, b);
}

@Override
public void accept(Reporter reporter) {
 reporter.name(name);
 for (Equality equality : resultList) {
  equality.accept(reporter);
 }
}

@Override
default Equality isEqualTo(Object that) {
 return Tester.of(NoGenerationInfo.class).test(this, that);
}

public Equality test(T first, T second, TestMap map) {
 Object a = getter.apply(first);
 Object b = getter.apply(second);
 return testUnchecked(a, b, map);
}

public final <E> SELF using(Class<E> type, Test<E> test) {
 testMap.put(type, test);
 return self();
}

public final <E> SELF using(Class<E> type, Test<E> test) {
 testMap.put(type, test);
 return self();
}

@Override
public void accept(Reporter reporter) {
 if (!result.isEqual()) {
  reporter.name(name);
  reporter.indent();
  result.accept(reporter);
  reporter.unindent();
 }
}

@Override
public void accept(Reporter reporter) {
 if (!result.isEqual()) {
  reporter.name(name);
  reporter.indent();
  result.accept(reporter);
  reporter.unindent();
 }
}