public void testGet() {
Integer val = refMap.get("b");
assertNull(val);
val = refMap.get("a");
assertEquals(100, (int) val);
}
public void testReference() {
refMap.reference("a");
try {
refMap.reference("b");
TestCase.fail();
} catch (IllegalStateException ex) {
// Expected exception
}
}
public void testPut() {
try {
refMap.put("a", 10);
TestCase.fail();
} catch (IllegalStateException ex) {
// Expected exception
}
try {
refMap.put(null, 10);
TestCase.fail();
} catch (IllegalArgumentException ex) {
// Expected exception
}
}
public void testDereference() {
boolean isLast = refMap.dereference("a");
assertTrue(isLast);
refMap.put("b", 100);
refMap.reference("b");
assertFalse(refMap.dereference("b"));
assertTrue(refMap.dereference("b"));
try {
refMap.dereference("b");
TestCase.fail();
} catch (IllegalStateException ex) {
// Expected exception
}
}
public void testFlow() {
refMap.put("b", -1);
refMap.reference("b");
assertEquals(-1, (int) refMap.get("b"));
assertFalse(refMap.dereference("b"));
assertEquals(-1, (int) refMap.get("b"));
assertTrue(refMap.dereference("b"));
assertNull(refMap.get("b"));
refMap.put("b", 2);
refMap.reference("b");
refMap.put("c", 3);
refMap.reference("c");
refMap.dereference("b");
refMap.reference("b");
assertEquals(2, (int) refMap.get("b"));
assertFalse(refMap.dereference("b"));
assertTrue(refMap.dereference("b"));
assertNull(refMap.get("b"));
assertEquals(3, (int) refMap.get("c"));
assertFalse(refMap.dereference("c"));
assertEquals(3, (int) refMap.get("c"));
assertTrue(refMap.dereference("c"));
assertNull(refMap.get("c"));
}
public void setUp() {
refMap = new RefCountedMap<String, Integer>();
refMap.put("a", 100);
}
