public void testEntrySet_remove() { WellBehavedMap<Foo, Integer> map = WellBehavedMap.wrap(new EnumMap<Foo, Integer>(Foo.class)); map.putAll(ImmutableMap.of(Foo.X, 1, Foo.Y, 2, Foo.Z, 3)); Set<Entry<Foo, Integer>> entrySet = map.entrySet(); // removing an existing entry, verifying consistency Entry<Foo, Integer> entry = Maps.immutableEntry(Foo.Y, 2); assertTrue(entrySet.remove(entry)); assertFalse(map.containsKey(Foo.Y)); assertNull(map.get(Foo.Y)); assertFalse(entrySet.contains(entry)); // we didn't have that entry, not removed assertFalse(entrySet.remove(Maps.immutableEntry(Foo.T, 4))); // we didn't have that entry, only <Z, 3>, must not remove assertFalse(entrySet.remove(Maps.immutableEntry(Foo.Z, 5))); } }
public void testEntrySet_remove() { WellBehavedMap<Foo, Integer> map = WellBehavedMap.wrap( new EnumMap<Foo, Integer>(Foo.class)); map.putAll(ImmutableMap.of(Foo.X, 1, Foo.Y, 2, Foo.Z, 3)); Set<Map.Entry<Foo, Integer>> entrySet = map.entrySet(); // removing an existing entry, verifying consistency Map.Entry<Foo, Integer> entry = Maps.immutableEntry(Foo.Y, 2); assertTrue(entrySet.remove(entry)); assertFalse(map.containsKey(Foo.Y)); assertNull(map.get(Foo.Y)); assertFalse(entrySet.contains(entry)); // we didn't have that entry, not removed assertFalse(entrySet.remove(Maps.immutableEntry(Foo.T, 4))); // we didn't have that entry, only <Z, 3>, must not remove assertFalse(entrySet.remove(Maps.immutableEntry(Foo.Z, 5))); } }