Re: FYI: testlet about package definition by the boot classloader

[Olivier Jolly <olivier dot jolly at pcedev dot com>]

Michael Koch a écrit :

>>	2006-03-13  Olivier Jolly  <olivier.jolly@pcedev.com>
>>	
>>	* gnu/teslet/java/lang/ClassLoader/BootDefinedPackages.java: New test.
>>    
>>
>
>Please attache the actual patch you are commiting so we can easily
>review it.
>
>  
>
Sure, sorry
  Here it is

>Thanks for your work.
>
>
>Cheers,
>  
>
Cheers

>Michael
>  
>
+Olivier

--- /dev/null	2006-03-13 19:46:11.312629264 +0100
+++ gnu/testlet/java/lang/ClassLoader/BootDefinedPackages.java	2006-03-13 22:09:06.000000000 +0100
@@ -0,0 +1,170 @@
+/* DefaultDefinedPackages.java -- Test which ensures that packages are defined by the boot classloader
+ Copyright (C) 2006 Olivier Jolly <olivier.jolly@pcedev.com>
+ This file is part of Mauve.
+
+ Mauve 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; either version 2, or (at your option)
+ any later version.
+
+ Mauve 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 Mauve; see the file COPYING.  If not, write to the
+ Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301 USA.
+
+ */
+
+// Tags: JDK1.0
+
+
+package gnu.testlet.java.lang.ClassLoader;
+
+import gnu.testlet.TestHarness;
+import gnu.testlet.Testlet;
+
+import java.io.Serializable;
+
+/**
+ * Test which ensures that the boot class loader is defining packages like the
+ * URLClassLoader does.
+ * @author Olivier Jolly <olivier.jolly@pcedev.com>
+ * @see URLClassLoader#findClass(java.lang.String)
+ */
+public class BootDefinedPackages implements Testlet
+{
+
+  private static class TestLoader extends ClassLoader implements Serializable
+  {
+
+    /**
+     * Dummy serialVersionUID used to appease warnings
+     */
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * List of classes in each of the standard packages
+     */
+    static String standardPackagesClasses[] = {
+                                               "java.applet.Applet",
+                                               "java.awt.color.CMMException",
+                                               "java.awt.datatransfer.Clipboard",
+                                               "java.awt.dnd.peer.DragSourceContextPeer",
+                                               "java.awt.dnd.Autoscroll",
+                                               "java.awt.event.ActionEvent",
+                                               "java.awt.font.FontRenderContext",
+                                               "java.awt.geom.AffineTransform",
+                                               "java.awt.im.spi.InputMethod",
+                                               "java.awt.im.InputContext",
+                                               "java.awt.image.renderable.ContextualRenderedImageFactory",
+                                               "java.awt.image.AffineTransformOp",
+                                               "java.awt.peer.ButtonPeer",
+                                               "java.awt.print.Book",
+                                               "java.awt.ActiveEvent",
+                                               "java.beans.beancontext.BeanContext",
+                                               "java.beans.AppletInitializer",
+                                               "java.io.BufferedInputStream",
+                                               "java.lang.annotation.AnnotationFormatError",
+                                               "java.lang.ref.PhantomReference",
+                                               "java.lang.reflect.AccessibleObject",
+                                               "java.lang.AbstractMethodError",
+                                               "java.math.BigDecimal",
+                                               "java.net.Authenticator",
+                                               "java.nio.channels.spi.AbstractInterruptibleChannel",
+                                               "java.nio.channels.AlreadyConnectedException",
+                                               "java.nio.charset.spi.CharsetProvider",
+                                               "java.nio.charset.CharacterCodingException",
+                                               "java.nio.Buffer",
+                                               "java.rmi.activation.Activatable",
+                                               "java.rmi.dgc.DGC",
+                                               "java.rmi.registry.LocateRegistry",
+                                               "java.rmi.server.ExportException",
+                                               "java.rmi.AccessException",
+                                               "java.security.acl.Acl",
+                                               "java.security.cert.Certificate",
+                                               "java.security.interfaces.DSAKey",
+                                               "java.security.spec.AlgorithmParameterSpec",
+                                               "java.security.AccessControlContext",
+                                               "java.sql.Array",
+                                               "java.text.Annotation",
+                                               "java.util.jar.Attributes",
+                                               "java.util.logging.ConsoleHandler",
+                                               "java.util.prefs.AbstractPreferences",
+                                               "java.util.regex.Matcher",
+                                               "java.util.zip.Adler32",
+                                               "java.util.AbstractCollection" };
+
+    public TestLoader(ClassLoader parent)
+    {
+      super(parent);
+    }
+
+    /**
+     * Real test method for package definition which can access the protected
+     * getPackage method
+     * @param harness
+     *          the test harness
+     * @see ClassLoader#getPackage(java.lang.String)
+     */
+    public void test(TestHarness harness)
+    {
+      harness.checkPoint("Checking basic packages");
+
+      // This package must be defined since it is the one of the enclosing class
+      harness.check(getPackage("gnu.testlet.java.lang.ClassLoader") != null);
+
+      // This package must be defined since it is the one which contains Object
+      harness.check(getPackage("java.lang") != null);
+
+      // This package must be defined since we're implementing Serializable
+      harness.check(getPackage("java.io") != null);
+
+      // Instead of checking some packages, we loop over each standard package,
+      // and if not already defined, it should be once we load a class in it.
+      // Note that this loop may not produce the same result on different vms,
+      // but it should be consistent across several runs on the same vm.
+      for (int i = 0; i < standardPackagesClasses.length; i++)
+        {
+          String packageName;
+          int lastDot = standardPackagesClasses[i].lastIndexOf('.');
+
+          // Get the package name from the standard class name
+          packageName = standardPackagesClasses[i].substring(0, lastDot);
+
+          if (getPackage(packageName) == null)
+            {
+              // packageName is not yet defined, we should be able to make it
+              // defined by trying to access a class in it
+              try
+                {
+                  Class.forName(standardPackagesClasses[i]);
+                  harness.check(getPackage(packageName) != null,
+                                "Checking definition of " + packageName);
+                }
+              catch (ClassNotFoundException e)
+                {
+                  harness.debug("Unsuitable class to test on this vm");
+                  harness.debug(e);
+                }
+            }
+        }
+    }
+  }
+
+  /*
+   * (non-Javadoc)
+   * @see gnu.testlet.Testlet#test(gnu.testlet.TestHarness)
+   */
+  public void test(TestHarness harness)
+  {
+    // Define a class loader for testing, with the system class loader as
+    // parent, and starts the real test
+    TestLoader loader = new TestLoader(getClass().getClassLoader());
+    loader.test(harness);
+  }
+
+}