@Test
public void inc_withAmount() {
counter.inc(10);
assertEquals(10, counter.get());
counter.inc(0);
assertEquals(10, counter.get());
}
@Test
public void test_toString() {
String s = counter.toString();
assertEquals("Counter{value=0}", s);
}
@Test
public void inc() {
counter.inc();
assertEquals(1, counter.get());
}