public void testIsEmpty() {
Cache<String, String> cache = initialize();
assertFalse(cache.isEmpty());
cache.clear();
assertTrue(cache.isEmpty());
}
public void testSize() {
Cache<String, String> cache = initialize();
assertEquals(3, cache.size());
cache.clear();
assertEquals(0, cache.size());
}
private Cache<String, String> initialize() {
Cache<String, String> cache = new Unlimited<String, String>();
assertNull(cache.put("first key", "first value"));
assertNull(cache.put("second key", "second value"));
assertNull(cache.put("third key", "third value"));
return cache;
}
public void testValues() {
Cache<String, String> cache = initialize();
Collection<String> col = cache.values();
assertEquals(3, col.size());
assertTrue(col.contains("first value"));
assertTrue(col.contains("second value"));
assertTrue(col.contains("third value"));
}
public void testKeySet() {
Cache<String, String> cache = initialize();
Set<String> set = cache.keySet();
assertEquals(3, set.size());
assertTrue(set.contains("first key"));
assertTrue(set.contains("second key"));
assertTrue(set.contains("third key"));
}
public void testPut() {
Cache<String, String> cache = initialize();
assertEquals("third value", cache.put("third key", "alternate third value"));
assertNull(cache.put("fourth key", "forth value"));
assertTrue(cache.containsKey("first key"));
assertTrue(cache.containsKey("second key"));
assertTrue(cache.containsKey("third key"));
assertTrue(cache.containsKey("fourth key"));
assertFalse(cache.containsKey("fifth key"));
}
public void testBasics() {
assertEquals("unlimited", Unlimited.TYPE);
Cache<String, String> cache = new Unlimited<String, String>();
assertTrue(cache instanceof Unlimited);
assertEquals("unlimited", cache.getType());
assertFalse(cache.containsKey("first key"));
assertFalse(cache.containsKey("second key"));
assertNull(cache.put("first key", "first value"));
assertTrue(cache.containsKey("first key"));
assertFalse(cache.containsKey("second key"));
assertNull(cache.put("second key", "second value"));
assertTrue(cache.containsKey("first key"));
assertTrue(cache.containsKey("second key"));
}
public void testEntrySet() {
Cache<String, String> cache = initialize();
Set<Map.Entry<String, String>> set = cache.entrySet();
assertEquals(3, set.size());
HashMap<String, String> map = new HashMap<String, String>();
for (Map.Entry<String, String> entry : set) {
map.put(entry.getKey(), entry.getValue());
}
assertTrue(map.containsKey("first key"));
assertEquals("first value", map.get("first key"));
assertTrue(map.containsKey("second key"));
assertEquals("second value", map.get("second key"));
assertTrue(map.containsKey("third key"));
assertEquals("third value", map.get("third key"));
}
public void testRemove() {
Cache<String, String> cache = initialize();
assertEquals("third value", cache.remove("third key"));
assertTrue(cache.containsKey("first key"));
assertTrue(cache.containsKey("second key"));
assertFalse(cache.containsKey("third key"));
assertFalse(cache.containsKey("fourth key"));
assertFalse(cache.containsKey("fifth key"));
}
public void testClear() {
Cache<String, String> cache = initialize();
cache.clear();
assertFalse(cache.containsKey("first key"));
assertFalse(cache.containsKey("second key"));
assertFalse(cache.containsKey("third key"));
assertFalse(cache.containsKey("fourth key"));
assertFalse(cache.containsKey("fifth key"));
}
public void testGet() {
Cache<String, String> cache = initialize();
assertEquals("first value", cache.get("first key"));
assertEquals("second value", cache.get("second key"));
assertEquals("third value", cache.get("third key"));
assertNull(cache.get("fourth key"));
assertNull(cache.get("fifth key"));
}
public void testContainsValue() {
Cache<String, String> cache = initialize();
assertTrue(cache.containsValue("first value"));
assertTrue(cache.containsValue("second value"));
assertTrue(cache.containsValue("third value"));
assertFalse(cache.containsValue("fourth value"));
assertFalse(cache.containsValue("fifth value"));
}
public void testPutAll() {
Cache<String, String> cache = initialize();
HashMap<String, String> map = new HashMap<String, String>();
map.put("fourth key", "forth value");
map.put("fifth key", "fifth value");
cache.putAll(map);
assertTrue(cache.containsKey("first key"));
assertTrue(cache.containsKey("second key"));
assertTrue(cache.containsKey("third key"));
assertTrue(cache.containsKey("fourth key"));
assertTrue(cache.containsKey("fifth key"));
}