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JAVA-21187 Cleanup un-committed or un-ignored artifacts - Week 21 - 2023 (moved-5) (#14312)

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Co-authored-by: timis1 <noreplay@yahoo.com>
This commit is contained in:
timis1
2023-06-30 07:03:31 +03:00
committed by GitHub
parent 5c1a76f1c8
commit 45c2efebb4
4 changed files with 67 additions and 14 deletions
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33
core-java-modules/core-java-serialization/src/test/java/com/baeldung/readresolvevsreadobject/SingletonUnitTest.java
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@@ -1,47 +1,70 @@
package com.baeldung.readresolvevsreadobject;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import org.junit.After;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotEquals;
public class SingletonUnitTest {
private static final String SINGLETON_SER = "singleton.ser";
@After
public void tearDown() {
final File file = new File(SINGLETON_SER);
if (file.exists()) {
file.deleteOnExit();
}
}
@Test
public void testSingletonObj_withNoReadResolve() throws ClassNotFoundException, IOException {
// Serialization
FileOutputStream fos = new FileOutputStream("singleton.ser");
FileOutputStream fos = new FileOutputStream(SINGLETON_SER);
ObjectOutputStream oos = new ObjectOutputStream(fos);
Singleton actualSingletonObject = Singleton.getInstance();
oos.writeObject(actualSingletonObject);
// Deserialization
Singleton deserializedSingletonObject = null;
FileInputStream fis = new FileInputStream("singleton.ser");
FileInputStream fis = new FileInputStream(SINGLETON_SER);
ObjectInputStream ois = new ObjectInputStream(fis);
deserializedSingletonObject = (Singleton) ois.readObject();
// remove readResolve() from Singleton class and uncomment this to test.
//assertNotEquals(actualSingletonObject.hashCode(), deserializedSingletonObject.hashCode());
fos.close();
oos.close();
fis.close();
ois.close();
}
@Test
public void testSingletonObj_withCustomReadResolve()
throws ClassNotFoundException, IOException {
// Serialization
FileOutputStream fos = new FileOutputStream("singleton.ser");
FileOutputStream fos = new FileOutputStream(SINGLETON_SER);
ObjectOutputStream oos = new ObjectOutputStream(fos);
Singleton actualSingletonObject = Singleton.getInstance();
oos.writeObject(actualSingletonObject);
// Deserialization
Singleton deserializedSingletonObject = null;
FileInputStream fis = new FileInputStream("singleton.ser");
Singleton deserializedSingletonObject;
FileInputStream fis = new FileInputStream(SINGLETON_SER);
ObjectInputStream ois = new ObjectInputStream(fis);
deserializedSingletonObject = (Singleton) ois.readObject();
assertEquals(actualSingletonObject.hashCode(), deserializedSingletonObject.hashCode());
fos.close();
oos.close();
fis.close();
ois.close();
}
}

38
core-java-modules/core-java-serialization/src/test/java/com/baeldung/readresolvevsreadobject/UserUnitTest.java
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@@ -1,52 +1,74 @@
package com.baeldung.readresolvevsreadobject;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import org.junit.After;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotEquals;
public class UserUnitTest {
private static final String USER_SER = "user.ser";
@After
public void tearDown() {
final File file = new File(USER_SER);
if (file.exists()) {
file.deleteOnExit();
}
}
@Test
public void testDeserializeObj_withOverriddenReadObject()
throws ClassNotFoundException, IOException {
public void testDeserializeObj_withOverriddenReadObject() throws ClassNotFoundException, IOException {
// Serialization
FileOutputStream fos = new FileOutputStream("user.ser");
FileOutputStream fos = new FileOutputStream(USER_SER);
ObjectOutputStream oos = new ObjectOutputStream(fos);
User acutalObject = new User("Sachin", "Kumar");
oos.writeObject(acutalObject);
// Deserialization
User deserializedUser = null;
FileInputStream fis = new FileInputStream("user.ser");
User deserializedUser;
FileInputStream fis = new FileInputStream(USER_SER);
ObjectInputStream ois = new ObjectInputStream(fis);
deserializedUser = (User) ois.readObject();
assertNotEquals(deserializedUser.hashCode(), acutalObject.hashCode());
assertEquals(deserializedUser.getUserName(), "Sachin");
assertEquals(deserializedUser.getPassword(), "Kumar");
fos.close();
oos.close();
fis.close();
ois.close();
}
@Test
public void testDeserializeObj_withDefaultReadObject()
throws ClassNotFoundException, IOException {
// Serialization
FileOutputStream fos = new FileOutputStream("user.ser");
FileOutputStream fos = new FileOutputStream(USER_SER);
ObjectOutputStream oos = new ObjectOutputStream(fos);
User acutalObject = new User("Sachin", "Kumar");
oos.writeObject(acutalObject);
// Deserialization
User deserializedUser = null;
FileInputStream fis = new FileInputStream("user.ser");
User deserializedUser;
FileInputStream fis = new FileInputStream(USER_SER);
ObjectInputStream ois = new ObjectInputStream(fis);
deserializedUser = (User) ois.readObject();
assertNotEquals(deserializedUser.hashCode(), acutalObject.hashCode());
assertEquals(deserializedUser.getUserName(), "Sachin");
// remove readObject() from User class and uncomment this to test.
//assertEquals(deserializedUser.getPassword(), "xyzKumar");
fos.close();
oos.close();
fis.close();
ois.close();
}
}