Examples with VCollection de.fhg.igd.mongomvcc.VCollection used on opensource projects

Example 21 with VCollection

use of de.fhg.igd.mongomvcc.VCollection in project mongomvcc by igd-geo.

the class MongoDBVCollectionTest method deleteFromIndex.

/**
	 * Deletes an object from the index
	 */
@Test
public void deleteFromIndex() {
    Map<String, Object> p = putPerson("Peter", 26);
    VCollection persons = _master.getCollection("persons");
    assertEquals(1, persons.find().size());
    persons.delete((Long) p.get("uid"));
    assertEquals(0, persons.find().size());
}

Example 22 with VCollection

use of de.fhg.igd.mongomvcc.VCollection in project mongomvcc by igd-geo.

the class MongoDBVCollectionTest method lifetimeInsertedLaterOptimization.

/**
	 * Tests if lifetime optimization takes effect. Objects that have
	 * been inserted in a later commit should not be loaded but filtered
	 * out on the database level already.
	 */
@Test
@Ignore("Not ready yet. We need to implement full branch history.")
public void lifetimeInsertedLaterOptimization() {
    //ignore this test if we're on MongoDB 1.x
    assumeNotNull(((MongoDBVDatabase) _db).getBuildInfo());
    assumeTrue(((MongoDBVDatabase) _db).getBuildInfo().getMajorVersion() >= 2);
    //insert two documents to skip in-index shortcut
    putPerson("Max", 6);
    putPerson("Pax", 8);
    long firstCID = _master.commit();
    putPerson("Elvis", 3);
    _master.commit();
    VBranch oldMaster = _db.checkout(firstCID);
    VCollection persons = oldMaster.getCollection("persons");
    VCursor cursor = persons.find();
    DBCursor dbcursor = extractDBCursor(cursor);
    assertEquals(2, cursor.size());
    assertTrue(hasAttachedFilter(cursor));
    assertEquals(2, dbcursor.size());
}