/** * Writes out a bunch of mutations for a single column family. * * @param mutations A group of Mutations for the same keyspace and column family. * @return The ColumnFamilyStore that was used. */ public static ColumnFamilyStore writeColumnFamily(List<Mutation> mutations) { IMutation first = mutations.get(0); String keyspaceName = first.getKeyspaceName(); UUID cfid = first.getColumnFamilyIds().iterator().next(); for (Mutation rm : mutations) rm.applyUnsafe(); ColumnFamilyStore store = Keyspace.open(keyspaceName).getColumnFamilyStore(cfid); store.forceBlockingFlush(); return store; }
@Test public void testGetSliceWithCollision() throws Exception { Keyspace keyspace = Keyspace.open(KEYSPACE); ColumnFamilyStore cfs = keyspace.getColumnFamilyStore(CF); cfs.clearUnsafe(); insert("k1", "k2", "k3"); // token = 2 insert("key1", "key2", "key3"); // token = 4 insert("longKey1", "longKey2"); // token = 8 List<Row> rows = cfs.getRangeSlice( new Bounds<RowPosition>(dk("k2"), dk("key2")), null, new IdentityQueryFilter(), 10000); assert rows.size() == 4 : "Expecting 4 keys, got " + rows.size(); assert rows.get(0).key.key.equals(ByteBufferUtil.bytes("k2")); assert rows.get(1).key.key.equals(ByteBufferUtil.bytes("k3")); assert rows.get(2).key.key.equals(ByteBufferUtil.bytes("key1")); assert rows.get(3).key.key.equals(ByteBufferUtil.bytes("key2")); }