/*
* Copyright (c) 2007-present, Stephen Colebourne & Michael Nascimento Santos
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* * Neither the name of JSR-310 nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.threeten.bp;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertSame;
import static org.testng.Assert.assertTrue;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.ObjectStreamConstants;
import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
/**
* Base test class.
*/
public abstract class AbstractTest {
private static final String SERIALISATION_DATA_FOLDER = "src/test/resources/";
protected static boolean isIsoLeap(long year) {
if (year % 4 != 0) {
return false;
}
if (year % 100 == 0 && year % 400 != 0) {
return false;
}
return true;
}
protected static void assertSerializable(Object o) throws IOException, ClassNotFoundException {
Object deserialisedObject = writeThenRead(o);
assertEquals(deserialisedObject, o);
}
protected static void assertSerializableAndSame(Object o) throws IOException, ClassNotFoundException {
Object deserialisedObject = writeThenRead(o);
assertSame(deserialisedObject, o);
}
protected static Object writeThenRead(Object o) throws IOException, ClassNotFoundException {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ObjectOutputStream oos = null;
try {
oos = new ObjectOutputStream(baos);
oos.writeObject(o);
} finally {
if (oos != null) {
oos.close();
}
}
ObjectInputStream ois = null;
try {
ois = new ObjectInputStream(new ByteArrayInputStream(baos.toByteArray()));
return ois.readObject();
} finally {
if (ois != null) {
ois.close();
}
}
}
protected static void assertEqualsSerialisedForm(Object objectSerialised) throws IOException, ClassNotFoundException {
assertEqualsSerialisedForm(objectSerialised, objectSerialised.getClass());
}
protected static void assertEqualsSerialisedForm(Object objectSerialised, Class<?> cls) throws IOException, ClassNotFoundException {
String className = cls.getSimpleName();
// try (ObjectOutputStream out = new ObjectOutputStream(new FileOutputStream(SERIALISATION_DATA_FOLDER + className + ".bin"))) {
// out.writeObject(objectSerialised);
// }
ObjectInputStream in = null;
try {
in = new ObjectInputStream(new FileInputStream(SERIALISATION_DATA_FOLDER + className + ".bin"));
Object objectFromFile = in.readObject();
assertEquals(objectFromFile, objectSerialised);
} finally {
if (in != null) {
in.close();
}
}
}
protected static void assertImmutable(Class<?> cls) {
assertTrue(Modifier.isPublic(cls.getModifiers()));
assertTrue(Modifier.isFinal(cls.getModifiers()));
Field[] fields = cls.getDeclaredFields();
for (Field field : fields) {
if (field.getName().contains("$") == false) {
if (Modifier.isStatic(field.getModifiers())) {
assertTrue(Modifier.isFinal(field.getModifiers()), "Field:" + field.getName());
} else {
assertTrue(Modifier.isPrivate(field.getModifiers()), "Field:" + field.getName());
assertTrue(Modifier.isFinal(field.getModifiers()), "Field:" + field.getName());
}
}
}
Constructor<?>[] cons = cls.getDeclaredConstructors();
for (Constructor<?> con : cons) {
assertTrue(Modifier.isPrivate(con.getModifiers()));
}
}
protected static void assertSerializedBySer(Object object, byte[] expectedBytes, byte[]... matches) throws Exception {
String serClass = object.getClass().getPackage().getName() + ".Ser";
Class<?> serCls = Class.forName(serClass);
Field field = serCls.getDeclaredField("serialVersionUID");
field.setAccessible(true);
long serVer = (Long) field.get(null);
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ObjectOutputStream oos = null;
try {
oos = new ObjectOutputStream(baos);
oos.writeObject(object);
} finally {
if (oos != null) {
oos.close();
}
}
byte[] bytes = baos.toByteArray();
ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
DataInputStream dis = null;
try {
dis = new DataInputStream(bais);
assertEquals(dis.readShort(), ObjectStreamConstants.STREAM_MAGIC);
assertEquals(dis.readShort(), ObjectStreamConstants.STREAM_VERSION);
assertEquals(dis.readByte(), ObjectStreamConstants.TC_OBJECT);
assertEquals(dis.readByte(), ObjectStreamConstants.TC_CLASSDESC);
assertEquals(dis.readUTF(), serClass);
assertEquals(dis.readLong(), serVer);
assertEquals(dis.readByte(), ObjectStreamConstants.SC_EXTERNALIZABLE | ObjectStreamConstants.SC_BLOCK_DATA);
assertEquals(dis.readShort(), 0); // number of fields
assertEquals(dis.readByte(), ObjectStreamConstants.TC_ENDBLOCKDATA); // end of classdesc
assertEquals(dis.readByte(), ObjectStreamConstants.TC_NULL); // no superclasses
if (expectedBytes.length < 256) {
assertEquals(dis.readByte(), ObjectStreamConstants.TC_BLOCKDATA);
assertEquals(dis.readUnsignedByte(), expectedBytes.length);
} else {
assertEquals(dis.readByte(), ObjectStreamConstants.TC_BLOCKDATALONG);
assertEquals(dis.readInt(), expectedBytes.length);
}
byte[] input = new byte[expectedBytes.length];
dis.readFully(input);
assertEquals(input, expectedBytes);
if (matches.length > 0) {
for (byte[] match : matches) {
boolean matched = false;
while (matched == false) {
try {
dis.mark(1000);
byte[] possible = new byte[match.length];
dis.readFully(possible);
assertEquals(possible, match);
matched = true;
} catch (AssertionError ex) {
dis.reset();
dis.readByte(); // ignore
}
}
}
} else {
assertEquals(dis.readByte(), ObjectStreamConstants.TC_ENDBLOCKDATA); // end of blockdata
assertEquals(dis.read(), -1);
}
} finally {
if (dis != null) {
dis.close();
}
}
}
}