@Test
public void testAcquireAndGet()
throws IOException, ClassNotFoundException, IllegalAccessException, InstantiationException {
int entries = 1000 * 1000;
SharedHashMap<CharSequence, LongValue> map = getSharedMap(entries, 128, 24);
LongValue value = new LongValueNative();
LongValue value2 = new LongValueNative();
LongValue value3 = new LongValueNative();
for (int j = 1; j <= 3; j++) {
for (int i = 0; i < entries; i++) {
CharSequence userCS = getUserCharSequence(i);
if (j > 1) {
assertNotNull(map.getUsing(userCS, value));
} else {
map.acquireUsing(userCS, value);
}
assertEquals(j - 1, value.getValue());
value.addAtomicValue(1);
assertEquals(value2, map.acquireUsing(userCS, value2));
assertEquals(j, value2.getValue());
assertEquals(value3, map.getUsing(userCS, value3));
assertEquals(j, value3.getValue());
}
}
map.close();
}
@Test
public void testPutAndRemove()
throws IOException, ClassNotFoundException, IllegalAccessException, InstantiationException {
String TMP = System.getProperty("java.io.tmpdir");
File file = new File(TMP + "/shm-remove-test");
file.delete();
file.deleteOnExit();
int entries = 100 * 1000;
SharedHashMap<CharSequence, CharSequence> map =
new SharedHashMapBuilder()
.entries(entries)
.minSegments(16)
.entrySize(32)
.putReturnsNull(true)
.removeReturnsNull(true)
.create(file, CharSequence.class, CharSequence.class);
StringBuilder key = new StringBuilder();
StringBuilder value = new StringBuilder();
StringBuilder value2 = new StringBuilder();
for (int j = 1; j <= 3; j++) {
for (int i = 0; i < entries; i++) {
key.setLength(0);
key.append("user:"******"value:").append(i);
// System.out.println(key);
assertNull(map.getUsing(key, value));
assertNull(map.put(key, value));
assertNotNull(map.getUsing(key, value2));
assertEquals(value.toString(), value2.toString());
assertNull(map.remove(key));
assertNull(map.getUsing(key, value));
}
}
map.close();
}
@Test
public void testGetWithNullContainer() throws Exception {
SharedHashMap<CharSequence, LongValue> map = getSharedMap(10 * 1000, 128, 24);
map.acquireUsing("key", new LongValueNative());
assertEquals(0, map.getUsing("key", null).getValue());
}
@Test
public void testGetWithoutAcquireFirst() throws Exception {
SharedHashMap<CharSequence, LongValue> map = getSharedMap(10 * 1000, 128, 24);
assertNull(map.getUsing("key", new LongValueNative()));
}
@Test
public void testGetWithNullKey() throws Exception {
SharedHashMap<CharSequence, LongValue> map = getSharedMap(10 * 1000, 128, 24);
assertNull(map.getUsing(null, new LongValueNative()));
}