/* Copyright (C) 2004 - 2007 db4objects Inc. http://www.db4o.com
This file is part of the db4o open source object database.
db4o is free software; you can redistribute it and/or modify it under
the terms of version 2 of the GNU General Public License as published
by the Free Software Foundation and as clarified by db4objects' GPL
interpretation policy, available at
http://www.db4o.com/about/company/legalpolicies/gplinterpretation/
Alternatively you can write to db4objects, Inc., 1900 S Norfolk Street,
Suite 350, San Mateo, CA 94403, USA.
db4o is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
package com.db4o.db4ounit.common.handlers;
import com.db4o.db4ounit.util.*;
import db4ounit.*;
public class DoubleHandlerUpdateTestCase extends HandlerUpdateTestCaseBase {
private static final double[] data = new double[] {
Double.MIN_VALUE,
Double.MIN_VALUE + 1,
-3.1415926535789,
-1,
0,
Double.NaN,
Double.NEGATIVE_INFINITY,
Double.POSITIVE_INFINITY,
1,
3.1415926535789,
Double.MAX_VALUE - 1,
Double.MAX_VALUE,
};
public static class Item {
public double _typedPrimitive;
public Double _typedWrapper;
public Object _untyped;
}
public static class ItemArrays {
public double[] _typedPrimitiveArray;
public Double[] _typedWrapperArray;
public Object[] _untypedObjectArray;
public Object _primitiveArrayInObject;
public Object _wrapperArrayInObject;
}
protected void assertArrays(Object obj) {
ItemArrays item = (ItemArrays) obj;
assertTypedPrimitiveArray(item);
assertTypedWrapperArray(item);
// Will be removed for .NET by sharpen.
assertUntypedObjectArray(item);
assertPrimitiveArrayInObject(item);
assertWrapperArrayInObject(item);
}
private void assertTypedPrimitiveArray(ItemArrays item) {
assertData(item._typedPrimitiveArray);
}
private void assertTypedWrapperArray(ItemArrays item) {
assertWrapperData(item._typedWrapperArray);
}
/**
* @sharpen.remove
*/
protected void assertUntypedObjectArray(ItemArrays item) {
for (int i = 0; i < data.length; i++) {
assertAreEqual(new Double(data[i]), item._untypedObjectArray[i]);
}
Assert.isNull(item._untypedObjectArray[item._untypedObjectArray.length - 1]);
}
private void assertPrimitiveArrayInObject(ItemArrays item) {
if(_db4oHeaderVersion == VersionServices.HEADER_30_40){
// Bug in the oldest format: It accidentally double[] arrays to Double[] arrays.
assertWrapperData((Double[]) item._primitiveArrayInObject);
} else{
assertData((double[]) item._primitiveArrayInObject);
}
}
private void assertWrapperArrayInObject(ItemArrays item) {
assertWrapperData((Double[]) item._wrapperArrayInObject);
}
private void assertData(double[] values) {
for (int i = 0; i < data.length; i++) {
assertAreEqual(data[i], values[i]);
}
}
private void assertWrapperData(Double[] values) {
for (int i = 0; i < data.length; i++) {
assertAreEqual(new Double(data[i]), values[i]);
}
// FIXME: The following fails as is because of a deficiency
// in the storage format of arrays.
// Arrays should also get a null Bitmap to fix.
// Assert.isNull(values[values.length - 1]);
}
protected void assertValues(Object[] values) {
for (int i = 0; i < data.length; i++) {
Item item = (Item) values[i];
assertAreEqual(data[i], item._typedPrimitive);
assertAreEqual(new Double(data[i]), item._typedWrapper);
assertAreEqual(new Double(data[i]), item._untyped);
}
Item nullItem = (Item) values[values.length - 1];
Assert.areEqual(0, nullItem._typedPrimitive);
assertPrimitiveWrapperIsNullJavaOnly(nullItem._typedWrapper);
Assert.isNull(nullItem._untyped);
}
protected Object[] createValues() {
Item[] values = new Item[data.length + 1];
for (int i = 0; i < data.length; i++) {
Item item = new Item();
values[i] = item;
item._typedPrimitive = data[i];
item._typedWrapper = new Double(data[i]);
item._untyped = new Double(data[i]);
}
values[values.length - 1] = new Item();
return values;
}
protected Object createArrays() {
ItemArrays item = new ItemArrays();
createTypedPrimitiveArray(item);
createTypedWrapperArray(item);
// Will be removed for .NET by sharpen.
createUntypedObjectArray(item);
createPrimitiveArrayInObject(item);
createWrapperArrayInObject(item);
return item;
}
/**
* @sharpen.remove
*/
private void createUntypedObjectArray(ItemArrays item){
item._untypedObjectArray = new Double[data.length + 1];
for (int i = 0; i < data.length; i++) {
item._untypedObjectArray[i] = new Double(data[i]);
}
}
private void createTypedPrimitiveArray(ItemArrays item){
item._typedPrimitiveArray = new double[data.length];
System.arraycopy(data, 0, item._typedPrimitiveArray, 0, data.length);
}
private void createTypedWrapperArray(ItemArrays item){
item._typedWrapperArray = new Double[data.length + 1];
for (int i = 0; i < data.length; i++) {
item._typedWrapperArray[i] = new Double(data[i]);
}
}
private void createPrimitiveArrayInObject(ItemArrays item){
double[] arr = new double[data.length];
System.arraycopy(data, 0, arr, 0, data.length);
item._primitiveArrayInObject = arr;
}
private void createWrapperArrayInObject(ItemArrays item){
Double[] arr = new Double[data.length + 1];
for (int i = 0; i < data.length; i++) {
arr[i] = new Double(data[i]);
}
item._wrapperArrayInObject = arr;
}
protected String typeName() {
return "double";
}
private void assertAreEqual(double expected, double actual){
if(Double.isNaN(expected) && _handlerVersion == 0){
expected = 0;
}
if(Double.isNaN(expected) && Double.isNaN(actual)){
return;
}
Assert.areEqual(expected, actual);
}
private void assertAreEqual(Object expected, Object actual){
if(((Double)expected).isNaN() && _handlerVersion == 0){
expected = null;
}
if(expected != null && actual != null && ((Double)expected).isNaN() && ((Double)actual).isNaN()){
return;
}
Assert.areEqual(expected, actual);
}
}
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