@Test
public void zero_size_serializer() {
Serializer s =
new Serializer<String>() {
@Override
public void serialize(DataOutput out, String value) throws IOException {
if ("".equals(value)) return;
Serializer.STRING.serialize(out, value);
}
@Override
public String deserialize(DataInput in, int available) throws IOException {
if (available == 0) return "";
return Serializer.STRING.deserialize(in, available);
}
};
e = openEngine();
long recid = e.put("", s);
assertEquals("", e.get(recid, s));
e.update(recid, "a", s);
assertEquals("a", e.get(recid, s));
e.compareAndSwap(recid, "a", "", s);
assertEquals("", e.get(recid, s));
e.update(recid, "a", s);
assertEquals("a", e.get(recid, s));
e.update(recid, "", s);
assertEquals("", e.get(recid, s));
e.close();
}
@Test
public void preallocate_get_update_delete_update_get() {
e = openEngine();
long recid = e.preallocate();
assertNull(e.get(recid, Serializer.ILLEGAL_ACCESS));
e.update(recid, 1L, Serializer.LONG);
assertEquals((Long) 1L, e.get(recid, Serializer.LONG));
e.delete(recid, Serializer.LONG);
assertNull(e.get(recid, Serializer.ILLEGAL_ACCESS));
e.update(recid, 1L, Serializer.LONG);
assertEquals((Long) 1L, e.get(recid, Serializer.LONG));
e.close();
}
@Test
public void update_reserved_recid() {
e = openEngine();
e.update(Engine.RECID_NAME_CATALOG, 111L, Serializer.LONG);
assertEquals(new Long(111L), e.get(Engine.RECID_NAME_CATALOG, Serializer.LONG));
e.commit();
assertEquals(new Long(111L), e.get(Engine.RECID_NAME_CATALOG, Serializer.LONG));
e.close();
}
@Test
public void nosize_array() {
e = openEngine();
byte[] b = new byte[0];
long recid = e.put(b, Serializer.BYTE_ARRAY_NOSIZE);
assertTrue(Serializer.BYTE_ARRAY.equals(b, e.get(recid, Serializer.BYTE_ARRAY_NOSIZE)));
b = new byte[] {1, 2, 3};
e.update(recid, b, Serializer.BYTE_ARRAY_NOSIZE);
assertTrue(Serializer.BYTE_ARRAY.equals(b, e.get(recid, Serializer.BYTE_ARRAY_NOSIZE)));
b = new byte[] {};
e.update(recid, b, Serializer.BYTE_ARRAY_NOSIZE);
assertTrue(Serializer.BYTE_ARRAY.equals(b, e.get(recid, Serializer.BYTE_ARRAY_NOSIZE)));
e.delete(recid, Serializer.BYTE_ARRAY_NOSIZE);
assertTrue(Serializer.BYTE_ARRAY.equals(null, e.get(recid, Serializer.BYTE_ARRAY_NOSIZE)));
e.close();
}
@Test
public void snapshot() {
e = openEngine();
if (!e.canSnapshot()) return;
long recid = e.put("a", Serializer.STRING);
Engine snapshot = e.snapshot();
e.update(recid, "b", Serializer.STRING);
assertEquals("a", snapshot.get(recid, Serializer.STRING));
e.close();
}
@Test
public void test_store_reopen_nocommit() {
e = openEngine();
long recid = e.put("aaa", Serializer.STRING_NOSIZE);
e.commit();
e.update(recid, "bbb", Serializer.STRING_NOSIZE);
reopen();
String expected = canRollback() && canReopen() ? "aaa" : "bbb";
assertEquals(expected, e.get(recid, Serializer.STRING_NOSIZE));
e.close();
}
@Test
public void rollback() {
e = openEngine();
long recid = e.put("aaa", Serializer.STRING_NOSIZE);
e.commit();
e.update(recid, "bbb", Serializer.STRING_NOSIZE);
if (!canRollback()) return;
e.rollback();
assertEquals("aaa", e.get(recid, Serializer.STRING_NOSIZE));
e.close();
}
@Test
public void update_reserved_recid_large() {
e = openEngine();
byte[] data = TT.randomByteArray((int) 1e7);
e.update(Engine.RECID_NAME_CATALOG, data, Serializer.BYTE_ARRAY_NOSIZE);
assertTrue(
Serializer.BYTE_ARRAY.equals(
data, e.get(Engine.RECID_NAME_CATALOG, Serializer.BYTE_ARRAY_NOSIZE)));
e.commit();
assertTrue(
Serializer.BYTE_ARRAY.equals(
data, e.get(Engine.RECID_NAME_CATALOG, Serializer.BYTE_ARRAY_NOSIZE)));
e.close();
}
@Test
public void putGetUpdateDelete() {
e = openEngine();
String s = "aaaad9009";
long recid = e.put(s, Serializer.STRING);
assertEquals(s, e.get(recid, Serializer.STRING));
s = "da8898fe89w98fw98f9";
e.update(recid, s, Serializer.STRING);
assertEquals(s, e.get(recid, Serializer.STRING));
e.delete(recid, Serializer.STRING);
assertNull(e.get(recid, Serializer.STRING));
e.close();
}
@Test
public void large_record_update() {
e = openEngine();
byte[] b = new byte[100000];
new Random().nextBytes(b);
long recid = e.put(b, BYTE_ARRAY_NOSIZE);
new Random().nextBytes(b);
e.update(recid, b, BYTE_ARRAY_NOSIZE);
byte[] b2 = e.get(recid, BYTE_ARRAY_NOSIZE);
assertTrue(Serializer.BYTE_ARRAY.equals(b, b2));
e.commit();
reopen();
b2 = e.get(recid, BYTE_ARRAY_NOSIZE);
assertTrue(Serializer.BYTE_ARRAY.equals(b, b2));
e.close();
}
@Test
public void empty_update_commit() {
if (TT.scale() == 0) return;
e = openEngine();
long recid = e.put("", Serializer.STRING_NOSIZE);
assertEquals("", e.get(recid, Serializer.STRING_NOSIZE));
for (int i = 0; i < 10000; i++) {
String s = TT.randomString(80000);
e.update(recid, s, Serializer.STRING_NOSIZE);
assertEquals(s, e.get(recid, Serializer.STRING_NOSIZE));
e.commit();
assertEquals(s, e.get(recid, Serializer.STRING_NOSIZE));
}
e.close();
}
@Test(expected = NullPointerException.class)
public void NPE_update() {
e = openEngine();
e.update(1, 1L, null);
}