@Test public void contains_given1_givenContainsElement_returnTrue() throws Exception { Integer first = 1; add(first); assertContains(true, first); }
public Set<T> add(T e) { return null; }
Set implements Iterable<T> { public Set<T> add(T e) { return null; } }
Set implements Iterable<T> { public Set<T> add(T e) { return null; } Set(); }
Set implements Iterable<T> { public Set<T> add(T e) { return null; } Set(); Set<T> add(T e); Set<T> remove(Object o); boolean contains(Object o); int size(); boolean equals(Object o); String toString(); Iterator<T> iterator(); }
Set implements Iterable<T> { public Set<T> add(T e) { return null; } Set(); Set<T> add(T e); Set<T> remove(Object o); boolean contains(Object o); int size(); boolean equals(Object o); String toString(); Iterator<T> iterator();  }