@Test
public void test2() {
MemcachedMPool pool = new MemcachedMPool();
pool.initialize(32, 0.25f, 4 << 10);
RecordManager manager = new RecordManager(pool);
KVIndexCache cache = new KVIndexCache(manager);
String[] keys =
new String[] {
"ubagenqfjvkc", "ktkpsswntwqt", "sfcxepjarbnu", "xrfqmhfzjiog", "sfcxepjarbnu",
"wjjwyfqtwylt", "mzlhkxufdhhz", "lwrevhyanpuk", "rowbyxlspwjg", "jyqrzyqhwwdi",
"xrfqmhfzjiog", "rlsviysnrvpq", "vwfhoityhqri", "pvgrcyexsuwk", "wngnwzmvbxir",
"lehphblvlonq", "ulvlwgpsyfrr"
};
byte[] value = new byte[1024];
long counter = 0;
for (String key : keys) {
byte[] bkey = key.getBytes();
int hash = Utils.hash(bkey);
int[][] eindex = TestUtils.eindex(pool, bkey, value, 0, ++counter);
cache.store(0, eindex);
}
byte[] bkey = "ktkpsswntwqt".getBytes();
int hash = Utils.hash(bkey);
Assert.assertNotNull(cache.remove(bkey, hash));
}
@Test
public void randomTest() {
MemcachedMPool pool = new MemcachedMPool();
pool.initialize(32, 0.25f, 4 << 10);
RecordManager manager = new RecordManager(pool);
KVIndexCache cache = new KVIndexCache(manager);
for (int i = 0; i < 2000; i++) {
String key = randomStr(2);
int hash = Utils.hash(key.getBytes());
String value = randomStr(4096);
int[] index = pool.allocate(KLENGTH_OFFSET + KLENGTH_LENTH + key.length() + value.length());
ByteBuffer buffer = pool.regionFor(index, true);
buffer.position(KLENGTH_OFFSET);
buffer.putShort((short) key.length());
buffer.put(key.getBytes());
buffer.put(value.getBytes());
int[] information = Generations.INDEX(0l, hash);
int[][] eindex = new int[][] {information, index};
cache.store(0, eindex);
}
}
@Test
public void test1() {
MemcachedMPool pool = new MemcachedMPool();
pool.initialize(32, 0.25f, 4 << 10);
RecordManager manager = new RecordManager(pool);
KVIndexCache cache = new KVIndexCache(manager);
String keystr = "navis1";
String valurstr = "value1";
byte[] key = keystr.getBytes();
byte[] value = valurstr.getBytes();
long counter = 0;
int[][] eindex1 = TestUtils.eindex(pool, key, value, 0, ++counter);
int[][] eindex2 = TestUtils.eindex(pool, "navis2", "value2", 0, ++counter);
int[][] eindex3 = TestUtils.eindex(pool, "navis3", "value3", 0, ++counter);
int length = Region.toLength(eindex1[MEMORY]);
Assert.assertEquals(length, RECORD_HEADER_LEN + keystr.length() + valurstr.length());
Assert.assertNull(cache.store(0, eindex1));
int[][] retrieved = cache.get(key, Utils.hash(key));
Assert.assertSame(eindex1[MEMORY], retrieved[MEMORY]);
Assert.assertEquals(keystr, manager.keyString(eindex1[MEMORY]));
Assert.assertEquals(valurstr, manager.valueString(eindex1[MEMORY]));
Assert.assertEquals(
keystr + "=" + valurstr, manager.keyValueString(eindex1[MEMORY], (byte) '='));
int[] prev = eindex1[MEMORY];
int[] nindex = eindex1[MEMORY] = manager.cropData(eindex1[MEMORY]);
System.out.println(Region.toString(eindex1[MEMORY]) + " --> " + Region.toString(nindex));
Assert.assertNotSame(prev, nindex);
Assert.assertSame(eindex1, cache.get(key, Utils.hash(key)));
Assert.assertEquals(keystr, manager.keyString(nindex));
Assert.assertEquals(length - valurstr.length(), Region.toLength(nindex));
cache.store(0, eindex2);
cache.store(0, eindex3);
Assert.assertTrue(
TestUtils.equals(manager, cache.values(), true, "navis1", "navis2", "navis3"));
Assert.assertEquals("value2", manager.valueString(cache.retrieve("navis2")));
Assert.assertTrue(
TestUtils.equals(manager, cache.values(), true, "navis1", "navis3", "navis2"));
Assert.assertTrue(
TestUtils.equals(manager, cache.cvalues(), true, "navis1", "navis2", "navis3"));
System.out.println(
"LRU : " + Arrays.toString(TestUtils.toString(manager, cache.values(), false)));
System.out.println(
"C : " + Arrays.toString(TestUtils.toString(manager, cache.cvalues(), false)));
System.out.println(
"[KVIndexCacheTest/test1] remove mark " + manager.keyString(eindex1[MEMORY]));
cache.removeMark(eindex1);
Assert.assertNull(cache.retrieve("navis1"));
Assert.assertTrue(
TestUtils.equals(
manager, cache.values(), false, "navis1", "navis3:value3", "navis2:value2"));
Assert.assertTrue(
TestUtils.equals(
manager, cache.cvalues(), false, "navis2:value2", "navis3:value3", "navis1"));
System.out.println(
"LRU : " + Arrays.toString(TestUtils.toString(manager, cache.values(), false)));
System.out.println(
"C : " + Arrays.toString(TestUtils.toString(manager, cache.cvalues(), false)));
}