Initial revision

From-SVN: r102074
2026-06-26 13:25:52 +00:00 · 2005-07-16 00:30:23 +00:00
parent 6f4434b39b
commit f911ba985a
4557 changed files with 1000262 additions and 0 deletions
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+/*************************************************************************
+/* ObjectOutputStreamTest.java -- Tests ObjectOutputStream class
+/*
+/* Copyright (c) 1998 by Free Software Foundation, Inc.
+/*
+/* This program is free software; you can redistribute it and/or modify
+/* it under the terms of the GNU General Public License as published 
+/* by the Free Software Foundation, version 2. (see COPYING)
+/*
+/* This program 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
+/*************************************************************************/
+
+import java.io.ByteArrayOutputStream;
+import java.io.Externalizable;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.ObjectInput;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutput;
+import java.io.ObjectOutputStream;
+import java.io.ObjectStreamException;
+import java.io.Serializable;
+
+public class ObjectOutputStreamTest extends Test
+{
+  public static void testSerial( Object obj, String filename )
+  {
+    if( writeMode )
+    {
+      try
+      {
+	ObjectOutputStream oos =
+	  new ObjectOutputStream( new FileOutputStream( filename ) );
+	oos.writeObject( obj );
+	oos.close();
+      }
+      catch( ObjectStreamException e )
+      {}
+      catch( IOException ioe )
+      {
+	ioe.printStackTrace();
+      }
+    }
+    else
+    { 
+      ByteArrayOutputStream bytes = new ByteArrayOutputStream();
+
+      try
+      {
+	ObjectOutputStream oos = new ObjectOutputStream( bytes );
+	oos.writeObject( obj );
+	oos.close();
+      }
+      catch( ObjectStreamException e )
+      {}
+      catch( IOException ioe )
+      {
+	fail();
+	return;
+      }
+    
+      byte[] jcl_bytes = bytes.toByteArray();
+      int data;
+      
+      FileInputStream jdk_file;
+      try
+      {
+	jdk_file = new FileInputStream( filename );
+
+	for( int i=0; i < jcl_bytes.length; i++ )
+	{
+	  data = jdk_file.read();
+	  
+	  if( data == -1 )
+	  {
+	    fail();
+	    return;
+	  }
+	  
+	  if( (byte)data != jcl_bytes[i] )
+	  {
+	    fail();
+	    return;
+	  }
+	}
+
+	if( jdk_file.read() != -1 )
+	{
+	  fail();
+	  return;
+	}
+      }
+      catch( IOException e )
+      {
+	error();
+	return;
+      }
+    
+      pass();
+    }
+  }
+  
+  
+  public static void main( String[] args )
+  {
+    writeMode = (args.length != 0);
+
+    testSerial( new OOSNotSerial(), "notserial.data" );
+    System.out.println( "Non-serializable class" );
+
+    testSerial( new OOSBadField( 1, 2, new OOSNotSerial() ),
+		"notserialfield.data" );
+    System.out.println( "Object with non-serializable field" );
+
+    testSerial( new OOSCallDefault( 1, 3.14, "test" ),
+		"calldefault.data" );
+    System.out.println( "Object calling defaultWriteObject()" );
+
+    testSerial( new OOSNoCallDefault( 17, "no\ndefault", false ),
+		"nocalldefault.data" );
+    System.out.println( "Object not calling defaultWriteObject()" );
+
+    testSerial( new OOSExtern( -1, "", true ), "external.data" );
+    System.out.println( "Externalizable class" );
+
+    testSerial( new HairyGraph(), "graph.data" );
+    System.out.println( "Graph of objects with circular references" );
+  }
+
+  
+  public static boolean writeMode;
+}
+
+
+class OOSNotSerial {}
+
+class OOSBadField implements Serializable
+{
+  int x;
+  int y;
+  OOSNotSerial o;
+
+  OOSBadField( int X, int Y, OOSNotSerial O )
+  {
+    x = X;
+    y = Y;
+    o = O;
+  }
+}