public void testTransactionConsistentVersion() throws Exception {
store(new Item(NEWER));
db().commit();
Item newer = itemByName(NEWER);
Item original = itemByName(ORIGINAL);
Assert.isGreater(version(original), version(newer));
newer._name += " modified";
original._name += " modified";
store(newer);
store(original);
db().commit();
Assert.areEqual(version(newer), version(original));
reopen();
newer = itemByName(newer._name);
original = itemByName(original._name);
Assert.areEqual(version(newer), version(original));
}
public void test() throws Exception {
store(new Original("original"));
db().commit();
Assert.areEqual(1, countOccurences(Original.class));
// Rename messages are visible at level 1
// fixture().config().messageLevel(1);
ObjectClass oc = fixture().config().objectClass(Original.class);
// allways rename fields first
oc.objectField("originalName").rename("changedName");
// we must use ReflectPlatform here as the string must include
// the assembly name in .net
oc.rename(CrossPlatformServices.fullyQualifiedName(Changed.class));
reopen();
Assert.areEqual(0, countOccurences(Original.class));
Assert.areEqual(1, countOccurences(Changed.class));
Changed changed = (Changed) retrieveOnlyInstance(Changed.class);
Assert.areEqual("original", changed.changedName);
}
public void testUpdateAndQuery() {
Item item1 = new Item();
store(item1);
Item item2 = new Item();
store(item2);
commit();
long initialCommitTimestamp1 = db().getObjectInfo(item1).getCommitTimestamp();
long initialCommitTimestamp2 = db().getObjectInfo(item2).getCommitTimestamp();
Assert.areEqual(initialCommitTimestamp1, initialCommitTimestamp2);
store(item2);
commit();
long secondCommitTimestamp1 = db().getObjectInfo(item1).getCommitTimestamp();
long secondCommitTimestamp2 = db().getObjectInfo(item2).getCommitTimestamp();
Assert.areEqual(initialCommitTimestamp1, secondCommitTimestamp1);
Assert.areNotEqual(initialCommitTimestamp2, secondCommitTimestamp2);
assertQueryForTimestamp(item1, initialCommitTimestamp1);
assertQueryForTimestamp(item2, secondCommitTimestamp2);
}
public void testAllThere() throws Exception {
for (int i = 0; i < FOOS.length; i++) {
Query q = createQuery(FOOS[i]);
ObjectSet objectSet = q.execute();
Assert.areEqual(1, objectSet.size());
FieldIndexItem fii = (FieldIndexItem) objectSet.next();
Assert.areEqual(FOOS[i], fii.foo);
}
}
public void testObjectReferenceCount() {
int objectCount = 10;
Item[] items = new Item[objectCount];
for (int i = 0; i < objectCount; i++) {
Assert.areEqual(referenceCountForDb4oDatabase() + i, objectReferenceCount());
items[i] = new Item();
store(items[i]);
}
db().purge(items[0]);
Assert.areEqual(referenceCountForDb4oDatabase() + objectCount - 1, objectReferenceCount());
}
private void tUpdateB(ExtObjectContainer oc) {
ObjectSet res = query(oc, "b");
CreateIndexFor ci = (CreateIndexFor) res.next();
ci.i_name = "j";
oc.store(ci);
res = query(oc, "b");
Assert.areEqual(0, res.size());
res = query(oc, "j");
Assert.areEqual(1, res.size());
ci.i_name = "b";
oc.store(ci);
tQueryB(oc);
}
private void tExpectInts(Query q, int[] ints, int zeroSize) {
ObjectSet res = q.execute();
Assert.areEqual(ints.length + zeroSize, res.size());
while (res.hasNext()) {
CreateIndexFor ci = (CreateIndexFor) res.next();
for (int i = 0; i < ints.length; i++) {
if (ints[i] == ci.i_int) {
ints[i] = 0;
break;
}
}
}
for (int i = 0; i < ints.length; i++) {
Assert.areEqual(0, ints[i]);
}
}
public void checkUpdate(ExtObjectContainer oc) {
Query q = oc.query();
q.constrain(IndexedByIdentityTestCase.class);
ObjectSet os = q.execute();
Assert.areEqual(COUNT, os.size());
String expected = null;
while (os.hasNext()) {
IndexedByIdentityTestCase idi = (IndexedByIdentityTestCase) os.next();
if (expected == null) {
expected = idi.atom.name;
Assert.isTrue(expected.startsWith("updated"));
Assert.isTrue(expected.length() > "updated".length());
}
Assert.areEqual(expected, idi.atom.name);
}
}
public void test() {
SubClass subClass = retrieveOnlyInstance(SubClass.class);
db().delete(subClass);
db().commit();
ObjectSet objectSet = db().query(Member.class);
Assert.areEqual(0, objectSet.size());
}
public void concRead(ExtObjectContainer oc) {
for (int i = 0; i < COUNT; i++) {
Query q = oc.query();
q.constrain(Atom.class);
q.descend("name").constrain("ibi" + i);
ObjectSet objectSet = q.execute();
Assert.areEqual(1, objectSet.size());
Atom child = (Atom) objectSet.next();
q = oc.query();
q.constrain(IndexedByIdentityTestCase.class);
q.descend("atom").constrain(child).identity();
objectSet = q.execute();
Assert.areEqual(1, objectSet.size());
IndexedByIdentityTestCase ibi = (IndexedByIdentityTestCase) objectSet.next();
Assert.areSame(child, ibi.atom);
}
}
public void _test() throws Exception {
Query query = newQuery();
query.constrain(new TestEvaluation());
query.constrain(Item.class);
query.descend("name").orderDescending();
ObjectSet set = query.execute();
Assert.areEqual(3, set.size());
}
private void assertQueryForTimestamp(Item expected, long timestamp) {
Query query = db().query();
query.constrain(Item.class);
query.descend(VirtualField.COMMIT_TIMESTAMP).constrain(timestamp);
ObjectSet<Object> objectSet = query.execute();
Assert.areEqual(1, objectSet.size());
Item actual = (Item) objectSet.next();
Assert.areSame(expected, actual);
}
private void assertStoredField(
Class objectClass,
String fieldName,
final Object expectedFieldValue,
Class expectedFieldType,
boolean hasIndex,
boolean isArray) {
StoredClass storedClass = storedClass(objectClass);
StoredField[] storedFields = storedClass.getStoredFields();
Assert.areEqual(1, storedFields.length);
final StoredField storedField = storedFields[0];
Assert.areEqual(fieldName, storedField.getName());
StoredField storedFieldByName = storedClass.storedField(fieldName, expectedFieldType);
Assert.areEqual(storedField, storedFieldByName);
Object item = retrieveOnlyInstance(objectClass);
Assert.areEqual(expectedFieldValue, storedField.get(item));
ReflectClass fieldType = storedField.getStoredType();
Assert.areEqual(reflector().forClass(expectedFieldType), fieldType);
Assert.areEqual(isArray, storedField.isArray());
if (isMultiSession()) {
return;
}
Assert.areEqual(hasIndex, storedField.hasIndex());
// FIXME: test rename
if (!hasIndex) {
Assert.expect(
RuntimeException.class,
new CodeBlock() {
public void run() throws Throwable {
storedField.traverseValues(
new Visitor4() {
public void visit(Object obj) {}
});
}
});
} else {
final IntByRef count = new IntByRef();
storedField.traverseValues(
new Visitor4() {
public void visit(Object obj) {
count.value++;
Assert.areEqual(expectedFieldValue, obj);
}
});
Assert.areEqual(1, count.value);
}
}
public void concUpdate(ExtObjectContainer oc, int seq) throws Exception {
Query q = oc.query();
q.constrain(IndexedByIdentityTestCase.class);
ObjectSet os = q.execute();
Assert.areEqual(COUNT, os.size());
while (os.hasNext()) {
IndexedByIdentityTestCase idi = (IndexedByIdentityTestCase) os.next();
idi.atom.name = "updated" + seq;
oc.store(idi);
Thread.sleep(100);
}
}
public void concDelete(ExtObjectContainer oc) throws Exception {
int size = countOccurences(oc, SimpleObject.class);
if (size == 0) { // already deleted
return;
}
Assert.areEqual(ELEMENT_COUNT, size);
ObjectSet os = oc.query(ArrayItem.class);
if (os.size() == 0) { // already deteled
return;
}
Assert.areEqual(1, os.size());
ArrayItem item = (ArrayItem) os.next();
// waits for other threads
Thread.sleep(500);
oc.delete(item);
oc.commit();
assertOccurrences(oc, SimpleObject.class, 0);
}
public void testQueryForVersionNumber() {
store(new Item(NEWER));
db().commit();
Item newer = itemByName(NEWER);
long version = version(newer);
Query query = db().query();
query.descend(VirtualField.COMMIT_TIMESTAMP).constrain(new Long(version)).smaller().not();
ObjectSet<Item> set = query.execute();
Assert.areEqual(1, set.size());
Assert.areSame(newer, set.next());
}
public <T, T1> void querydb(
EmbeddedConfiguration config, int[] count, Class<T> class1, Class<T1> class2) {
EmbeddedObjectContainer database = Db4oEmbedded.openFile(config, tempFile());
try {
List<T> list = database.query(class1);
Assert.areEqual(
count[0], list.size(), "Unexpected result querying for " + class1.getSimpleName());
if (count[0] > 0) {
// System.out.println("Querying for " + class1.getSimpleName() + " getting " +
// list.get(0).getClass().getSimpleName());
}
List<T1> list1 = database.query(class2);
Assert.areEqual(
count[1], list1.size(), "Unexpected result querying for " + class2.getSimpleName());
if (count[1] > 0) {
// System.out.println("Querying for " + class2.getSimpleName() + " getting " +
// list1.get(0).getClass().getSimpleName());
}
} finally {
database.close();
}
}
public void test() throws Exception {
int total = 10;
ExtObjectContainer[] containers = new ExtObjectContainer[total];
ExtObjectContainer container = null;
try {
for (int i = 0; i < total; i++) {
containers[i] = openNewSession();
Assert.areEqual(ELEMENT_COUNT, countOccurences(containers[i], SimpleObject.class));
}
for (int i = 0; i < total; i++) {
deleteAll(containers[i], SimpleObject.class);
}
container = openNewSession();
assertOccurrences(container, SimpleObject.class, ELEMENT_COUNT);
// ocs[0] deletes all SimpleObject
containers[0].commit();
containers[0].close();
// FIXME: the following assertion fails
assertOccurrences(container, SimpleObject.class, 0);
for (int i = 1; i < total; i++) {
containers[i].close();
}
assertOccurrences(container, SimpleObject.class, 0);
} finally {
if (container != null) {
container.close();
}
for (int i = 0; i < total; i++) {
if (containers[i] != null) {
containers[i].close();
}
}
}
}
private void assertData() {
Holder holder = (Holder) retrieveOnlyInstance(Holder.class);
Assert.isNotNull(holder._item);
Assert.areEqual(NAME, holder._item._name);
}
private void assertNoItemFoundByQuery() {
Query q = db().query();
q.constrain(Item.class);
Assert.areEqual(0, q.execute().size());
}
public void conc(ExtObjectContainer oc) {
ht = (Hashtable) retrieveOnlyInstance(oc, Hashtable.class);
C2C c2c = (C2C) ht.get("test");
Assert.areEqual("parent", c2c.parent.name);
}
private void assertSingleElementQueryResult(Query query, Object element) {
ObjectSet objectSet = query.execute();
Assert.areEqual(1, objectSet.size());
Item item = (Item) objectSet.next();
Assert.areEqual(element, item.list.get(0));
}
private void assertInstanceOK(ABar bar) {
Assert.areEqual("foo", bar.foo);
Assert.areEqual("bar", bar.bar);
}
private void assertName(EmbeddedConfiguration config, String expected) {
EmbeddedObjectContainer db = Db4oEmbedded.openFile(config, FILE_NAME);
Assert.areEqual(expected, db.toString());
db.close();
}
private void tQueryInts(ExtObjectContainer oc, int expectedZeroSize) {
Query q = oc.query();
q.constrain(CreateIndexFor.class);
q.descend("i_int").constrain(new Integer(0));
int zeroSize = q.execute().size();
Assert.areEqual(expectedZeroSize, zeroSize);
q = oc.query();
q.constrain(CreateIndexFor.class);
q.descend("i_int").constrain(new Integer(4)).greater().equal();
tExpectInts(q, new int[] {5, 7});
q = oc.query();
q.constrain(CreateIndexFor.class);
q.descend("i_int").constrain(new Integer(4)).greater();
tExpectInts(q, new int[] {5, 7});
q = oc.query();
q.constrain(CreateIndexFor.class);
q.descend("i_int").constrain(new Integer(3)).greater();
tExpectInts(q, new int[] {5, 7});
q = oc.query();
q.constrain(CreateIndexFor.class);
q.descend("i_int").constrain(new Integer(3)).greater().equal();
tExpectInts(q, new int[] {3, 3, 5, 7});
q = oc.query();
q.constrain(CreateIndexFor.class);
q.descend("i_int").constrain(new Integer(2)).greater().equal();
tExpectInts(q, new int[] {2, 3, 3, 5, 7});
q = oc.query();
q = oc.query();
q.constrain(CreateIndexFor.class);
q.descend("i_int").constrain(new Integer(2)).greater();
tExpectInts(q, new int[] {3, 3, 5, 7});
q = oc.query();
q.constrain(CreateIndexFor.class);
q.descend("i_int").constrain(new Integer(1)).greater().equal();
tExpectInts(q, new int[] {1, 2, 3, 3, 5, 7});
q = oc.query();
q.constrain(CreateIndexFor.class);
q.descend("i_int").constrain(new Integer(1)).greater();
tExpectInts(q, new int[] {2, 3, 3, 5, 7});
q = oc.query();
q.constrain(CreateIndexFor.class);
q.descend("i_int").constrain(new Integer(4)).smaller();
tExpectInts(q, new int[] {1, 2, 3, 3}, zeroSize);
q = oc.query();
q.constrain(CreateIndexFor.class);
q.descend("i_int").constrain(new Integer(4)).smaller().equal();
tExpectInts(q, new int[] {1, 2, 3, 3}, zeroSize);
q = oc.query();
q.constrain(CreateIndexFor.class);
q.descend("i_int").constrain(new Integer(3)).smaller();
tExpectInts(q, new int[] {1, 2}, zeroSize);
q = oc.query();
q.constrain(CreateIndexFor.class);
q.descend("i_int").constrain(new Integer(3)).smaller().equal();
tExpectInts(q, new int[] {1, 2, 3, 3}, zeroSize);
q = oc.query();
q.constrain(CreateIndexFor.class);
q.descend("i_int").constrain(new Integer(2)).smaller().equal();
tExpectInts(q, new int[] {1, 2}, zeroSize);
q = oc.query();
q = oc.query();
q.constrain(CreateIndexFor.class);
q.descend("i_int").constrain(new Integer(2)).smaller();
tExpectInts(q, new int[] {1}, zeroSize);
q = oc.query();
q.constrain(CreateIndexFor.class);
q.descend("i_int").constrain(new Integer(1)).smaller().equal();
tExpectInts(q, new int[] {1}, zeroSize);
q = oc.query();
q.constrain(CreateIndexFor.class);
q.descend("i_int").constrain(new Integer(1)).smaller();
tExpectInts(q, new int[] {}, zeroSize);
}
private void tQueryB(ExtObjectContainer oc) {
ObjectSet res = query(oc, "b");
Assert.areEqual(1, res.size());
CreateIndexFor ci = (CreateIndexFor) res.next();
Assert.areEqual("b", ci.i_name);
}
public void testGetIds() {
StoredClass itemClass = itemStoredClass();
long[] ids = itemClass.getIDs();
Assert.areEqual(1, ids.length);
Assert.areEqual(_id, ids[0]);
}
public void testGetName() {
StoredClass itemClass = itemStoredClass();
Assert.areEqual(reflector().forClass(Item.class).getName(), itemClass.getName());
}
public void testGetParentStoredClass() {
StoredClass itemClass = itemStoredClass();
StoredClass parentStoredClass = itemClass.getParentStoredClass();
Assert.areEqual(reflector().forClass(ItemParent.class).getName(), parentStoredClass.getName());
Assert.areEqual(parentStoredClass, db().storedClass(ItemParent.class));
}