@Test(expected = OversizedAllocationException.class)
public void testVariableVectorReallocation() {
final MaterializedField field = MaterializedField.create(EMPTY_SCHEMA_PATH, UInt4Holder.TYPE);
final VarCharVector vector = new VarCharVector(field, allocator);
// edge case 1: value count = MAX_VALUE_ALLOCATION
final int expectedAllocationInBytes = BaseValueVector.MAX_ALLOCATION_SIZE;
final int expectedOffsetSize = 10;
try {
vector.allocateNew(expectedAllocationInBytes, 10);
assertEquals(expectedOffsetSize, vector.getValueCapacity());
assertEquals(expectedAllocationInBytes, vector.getBuffer().capacity());
vector.reAlloc();
assertEquals(expectedOffsetSize * 2, vector.getValueCapacity());
assertEquals(expectedAllocationInBytes * 2, vector.getBuffer().capacity());
} finally {
vector.close();
}
// common: value count < MAX_VALUE_ALLOCATION
try {
vector.allocateNew(BaseValueVector.MAX_ALLOCATION_SIZE / 2, 0);
vector.reAlloc(); // value allocation reaches to MAX_VALUE_ALLOCATION
vector.reAlloc(); // this tests if it overflows
} finally {
vector.close();
}
}
