From: aclement <aclement>
Date: Wed, 22 Feb 2006 15:19:12 +0000 (+0000)
Subject: optimizationasm: some test updates since some weaver tests *really* need BCEL modifia... 
X-Git-Tag: POST_MEMORY_CHANGES~40
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=d161bfa34064dcd3b424648e5e8f91a1f10f4023;p=aspectj.git

optimizationasm: some test updates since some weaver tests *really* need BCEL modifiable delegates.
---

diff --git a/weaver/testsrc/org/aspectj/weaver/bcel/AsmDelegateTests.java b/weaver/testsrc/org/aspectj/weaver/bcel/AsmDelegateTests.java
new file mode 100644
index 000000000..8a6f78e67
--- /dev/null
+++ b/weaver/testsrc/org/aspectj/weaver/bcel/AsmDelegateTests.java
@@ -0,0 +1,581 @@
+/* *******************************************************************
+ * Copyright (c) 2006 Contributors
+ * All rights reserved. 
+ * This program and the accompanying materials are made available 
+ * under the terms of the Eclipse Public License v1.0 
+ * which accompanies this distribution and is available at 
+ * http://www.eclipse.org/legal/epl-v10.html 
+ *  
+ * Contributors: 
+ *     Andy Clement     initial implementation 
+ * ******************************************************************/
+
+
+package org.aspectj.weaver.bcel;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.Enumeration;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipFile;
+
+import org.aspectj.weaver.AbstractReferenceTypeDelegate;
+import org.aspectj.weaver.AbstractWorldTestCase;
+import org.aspectj.weaver.AjAttribute;
+import org.aspectj.weaver.AnnotationX;
+import org.aspectj.weaver.BcweaverTests;
+import org.aspectj.weaver.ReferenceType;
+import org.aspectj.weaver.ReferenceTypeDelegate;
+import org.aspectj.weaver.ResolvedMember;
+import org.aspectj.weaver.ResolvedMemberImpl;
+import org.aspectj.weaver.ResolvedType;
+import org.aspectj.weaver.ShadowMunger;
+import org.aspectj.weaver.TypeVariable;
+import org.aspectj.weaver.UnresolvedType;
+import org.aspectj.weaver.World;
+import org.aspectj.weaver.AjAttribute.EffectiveSignatureAttribute;
+import org.aspectj.weaver.asm.AsmDelegate;
+import org.aspectj.weaver.asm.AsmField;
+import org.aspectj.weaver.asm.AsmMethod;
+
+
+/**
+ * This is a test case for the nameType parts of worlds.
+ */
+public class AsmDelegateTests extends AbstractWorldTestCase {
+
+    private final BcelWorld world = new BcelWorld(BcweaverTests.TESTDATA_PATH+"/forAsmDelegateTesting/stuff.jar");
+
+    public AsmDelegateTests(String name) {
+        super(name);
+    }
+
+	protected World getWorld() {
+		return world;
+	}
+	
+	// --- testcode
+
+    public void testWeDontGoBang() {
+    	ResolvedType rt = world.resolve("SimpleAspect");
+    	ReferenceTypeDelegate delegate = ((ReferenceType)rt).getDelegate();
+    	assertTrue("Should be an ASM delegate but is "+delegate.getClass(),
+    			   delegate.getClass().toString().equals("class org.aspectj.weaver.asm.AsmDelegate"));
+    }
+    
+    public void testDifferentiatingBetweenAspectAndClass() {
+    	ReferenceType rtAspect = (ReferenceType)world.resolve("SimpleAspect");
+    	ReferenceType rtString = (ReferenceType)world.resolve("java.lang.String");
+    	assertTrue("SimpleAspect should be an aspect",rtAspect.isAspect());
+    	assertTrue("String should not be an aspect",!rtString.isAspect());
+    	assertTrue("Should be a persingleton "+rtAspect.getPerClause(),rtAspect.getPerClause().toString().startsWith("persingleton"));
+    }
+    
+    public void testRecognizingDifferentTypes() {
+    	ResolvedType rtAnnotation = world.resolve("SimpleAnnotation");
+    	ResolvedType rtEnum = world.resolve("SimpleEnum");
+    	ResolvedType rtString = world.resolve("java.lang.String");
+    	assertTrue("Should be an annotation type",rtAnnotation.isAnnotation());
+    	assertTrue("Should be an enum type",rtEnum.isEnum());
+    	assertTrue("Should not be an annotation or enum type",!(rtString.isAnnotation() || rtString.isEnum()));
+    }
+    
+    public void testAnnotationsBehaving() {
+    	ReferenceType rtAnnotation = (ReferenceType)world.resolve("SimpleAnnotation");
+    	assertTrue("Should be SOURCE but is "+rtAnnotation.getRetentionPolicy(),rtAnnotation.getRetentionPolicy().equals("SOURCE"));
+    	ReferenceType rtAnnotation2 = (ReferenceType)world.resolve("SimpleAnnotation2");
+    	assertTrue("Should be CLASS but is "+rtAnnotation2.getRetentionPolicy(),rtAnnotation2.getRetentionPolicy().equals("CLASS"));
+    	ReferenceType rtAnnotation3 = (ReferenceType)world.resolve("SimpleAnnotation3");
+    	assertTrue("Should be RUNTIME but is "+rtAnnotation3.getRetentionPolicy(),rtAnnotation3.getRetentionPolicy().equals("RUNTIME"));
+    	ReferenceType rtAnnotation4 = (ReferenceType)world.resolve("SimpleAnnotation4");
+    	assertTrue("Should be CLASS but is "+rtAnnotation4.getRetentionPolicy(),rtAnnotation4.getRetentionPolicy().equals("CLASS"));    	
+    }
+    
+    public void testInterfaceflag() {
+    	ReferenceType rtString = (ReferenceType)world.resolve("java.lang.String");
+    	assertTrue("String should not be an interface",!rtString.isInterface());  	
+    	ReferenceType rtSerializable = (ReferenceType)world.resolve("java.io.Serializable");
+    	assertTrue("Serializable should be an interface",rtSerializable.isInterface());  	
+    }
+    
+    public void testCompareDelegates() {
+      BcelWorld slowWorld = new BcelWorld(BcweaverTests.TESTDATA_PATH+"/forAsmDelegateTesting/stuff.jar");
+      slowWorld.setFastDelegateSupport(false);
+      BcelWorld fastWorld = new BcelWorld(BcweaverTests.TESTDATA_PATH+"/forAsmDelegateTesting/stuff.jar");
+      
+      ReferenceType bcelList = (ReferenceType)slowWorld.resolve("java.util.List");
+      ReferenceType asmList = (ReferenceType)fastWorld.resolve("java.util.List");
+      
+      assertTrue("Should be a bcel delegate? "+bcelList.getDelegate().getClass(),
+    		  bcelList.getDelegate().getClass().toString().equals("class org.aspectj.weaver.bcel.BcelObjectType"));
+      assertTrue("Should be an asm delegate? "+asmList.getDelegate().getClass(),
+    		  asmList.getDelegate().getClass().toString().equals("class org.aspectj.weaver.asm.AsmDelegate"));
+      
+      TypeVariable[] bcelTVars = bcelList.getTypeVariables();
+      
+      TypeVariable[] asmTVars = asmList.getTypeVariables();
+      for (int i = 0; i < asmTVars.length; i++) {
+		TypeVariable variable = asmTVars[i];
+	  }
+      
+      String bcelsig = bcelList.getSignature();
+      String asmsig  = asmList.getSignature();
+      
+      assertTrue("Signatures should be the same but "+bcelsig+"!="+asmsig,bcelsig.equals(asmsig));
+      
+      String bcelerasuresig = bcelList.getErasureSignature();
+      String asmerasuresig = asmList.getErasureSignature();
+      assertTrue("Erasure Signatures should be the same but "+bcelerasuresig+"!="+asmerasuresig,bcelerasuresig.equals(asmerasuresig));
+      
+      ResolvedMember[] bcelfields = bcelList.getDeclaredFields();
+      ResolvedMember[] asmfields = asmList.getDeclaredFields();
+      if (bcelfields.length!=asmfields.length) {
+    	  fail("Dont have the same number of fields? bcel="+bcelfields.length+" asm="+asmfields.length);
+      }
+      for (int i = 0; i < asmfields.length; i++) {
+		ResolvedMember member = asmfields[i];
+		if (!bcelfields[i].equals(asmfields[i])) {
+			fail("Differing fields: "+bcelfields[i]+"  and "+asmfields[i]);
+		}
+	  }
+    }
+    
+    public void testCompareDelegatesComplex() {
+        BcelWorld slowWorld = new BcelWorld(BcweaverTests.TESTDATA_PATH+"/forAsmDelegateTesting/stuff.jar");
+        slowWorld.setFastDelegateSupport(false);
+        BcelWorld fastWorld = new BcelWorld(BcweaverTests.TESTDATA_PATH+"/forAsmDelegateTesting/stuff.jar");
+        
+        ReferenceType bComplex = (ReferenceType)slowWorld.resolve("Complex");
+        ReferenceType aComplex = (ReferenceType)fastWorld.resolve("Complex");
+        
+        checkEquivalent("",(AbstractReferenceTypeDelegate)aComplex.getDelegate(),(AbstractReferenceTypeDelegate)bComplex.getDelegate());
+    }
+    
+    /**
+     * Methods are transformed according to generic signatures - this checks 
+     * that some of the generic methods in java.lang.Class appear the same 
+     * whether viewed through an ASM or a BCEL delegate.
+     */
+    public void testCompareGenericMethods() {
+        BcelWorld slowWorld = new BcelWorld();
+        slowWorld.setFastDelegateSupport(false);
+        slowWorld.setBehaveInJava5Way(true);
+        
+        BcelWorld fastWorld = new BcelWorld();
+        fastWorld.setBehaveInJava5Way(true);
+
+        ResolvedType bcelJavaLangClass = slowWorld.resolve(UnresolvedType.forName("java.lang.Class"));
+        ResolvedType  asmJavaLangClass = fastWorld.resolve(UnresolvedType.forName("java.lang.Class"));
+        
+        bcelJavaLangClass = bcelJavaLangClass.getGenericType();
+        asmJavaLangClass  = asmJavaLangClass.getGenericType();
+        
+    	//if (bcelJavaLangClass == null) return;  // for < 1.5
+    	
+    	ResolvedMember[] bcelMethods = bcelJavaLangClass.getDeclaredMethods();
+    	ResolvedMember[]  asmMethods = asmJavaLangClass.getDeclaredMethods();
+    	
+    	for (int i = 0; i < bcelMethods.length; i++) {
+    		bcelMethods[i].setParameterNames(null); // forget them, asm delegates dont currently know them
+    		String one = bcelMethods[i].toDebugString();
+    		String two = asmMethods[i].toDebugString();
+    		if (!one.equals(two)) {
+    			fail("These methods look different when viewed through ASM or BCEL\nBCEL='"+bcelMethods[i].toDebugString()+
+    				 "'\n ASM='"+asmMethods[i].toDebugString()+"'");
+    		}
+    		// If one is parameterized, check the other is...
+    		if (bcelMethods[i].canBeParameterized()) {
+    			assertTrue("ASM method '"+asmMethods[i].toDebugString()+"' can't be parameterized whereas its' BCEL variant could",
+    				       asmMethods[i].canBeParameterized());
+    		}
+			
+		}
+    	
+    	// Let's take a special look at:
+    	//   public <U> Class<? extends U> asSubclass(Class<U> clazz)
+    	ResolvedMember bcelSubclassMethod = null;
+    	for (int i = 0; i < bcelMethods.length; i++) {
+			if (bcelMethods[i].getName().equals("asSubclass")) { bcelSubclassMethod = bcelMethods[i]; break; }
+		}
+    	ResolvedMember asmSubclassMethod = null;
+    	for (int i = 0; i < asmMethods.length; i++) {
+			if (asmMethods[i].getName().equals("asSubclass")) { asmSubclassMethod = asmMethods[i];break;	}
+		}
+    	
+    	TypeVariable[] tvs = bcelSubclassMethod.getTypeVariables();
+    	assertTrue("should have one type variable on the bcel version but found: "+format(tvs),tvs!=null && tvs.length==1);
+        tvs = asmSubclassMethod.getTypeVariables();
+    	assertTrue("should have one type variable on the asm version but found: "+format(tvs),tvs!=null && tvs.length==1);
+
+    }
+    
+    private String format(TypeVariable[] tvs) {
+    	if (tvs==null) return "null";
+    	StringBuffer s = new StringBuffer();
+    	s.append("[");
+    	for (int i = 0; i < tvs.length; i++) {
+			s.append(tvs[i]);
+			if ((i+1)<tvs.length) s.append(",");
+		}
+    	s.append("]");
+    	return s.toString();
+    }
+    
+    public void testCompareGenericFields() {
+        BcelWorld slowWorld = new BcelWorld();
+        slowWorld.setFastDelegateSupport(false);
+        slowWorld.setBehaveInJava5Way(true);
+        
+        BcelWorld fastWorld = new BcelWorld();
+        fastWorld.setBehaveInJava5Way(true);
+
+        ResolvedType bcelJavaLangClass = slowWorld.resolve(UnresolvedType.forName("java.lang.Class"));
+        ResolvedType  asmJavaLangClass = fastWorld.resolve(UnresolvedType.forName("java.lang.Class"));
+        
+        bcelJavaLangClass = bcelJavaLangClass.getGenericType();
+        asmJavaLangClass = asmJavaLangClass.getGenericType();
+        
+    	if (bcelJavaLangClass == null) return;  // for < 1.5
+    	
+    	ResolvedMember[] bcelFields = bcelJavaLangClass.getDeclaredFields();
+    	ResolvedMember[]  asmFields = asmJavaLangClass.getDeclaredFields();
+    	
+    	for (int i = 0; i < bcelFields.length; i++) {
+    		UnresolvedType bcelFieldType = bcelFields[i].getGenericReturnType();
+    		UnresolvedType asmFieldType = asmFields[i].getGenericReturnType();
+    		if (!bcelFields[i].getGenericReturnType().toDebugString().equals(asmFields[i].getGenericReturnType().toDebugString())) {
+    			fail("These fields look different when viewed through ASM or BCEL\nBCEL='"+bcelFieldType.toDebugString()+
+    				 "'\n ASM='"+asmFieldType.toDebugString()+"'");
+    		}
+		}
+    }
+    
+    public void testCompareDelegatesMonster() {
+        BcelWorld slowWorld = new BcelWorld("../lib/aspectj/lib/aspectjtools.jar");slowWorld.setFastDelegateSupport(false);
+        BcelWorld fastWorld = new BcelWorld("../lib/aspectj/lib/aspectjtools.jar");
+        
+        ResolvedMemberImpl.showParameterNames=false;
+        try {
+        	File f = new File("../lib/aspectj/lib/aspectjtools.jar");
+        	assertTrue("Couldnt find aspectjtools to test.  Tried: "+f.getAbsolutePath(),f.exists());
+			ZipFile zf = new ZipFile(f);
+			int i = 0;
+			Enumeration entries = zf.entries();
+			while (entries.hasMoreElements()) {
+				ZipEntry zfe = (ZipEntry)entries.nextElement();
+				String classfileName = zfe.getName();
+				if (classfileName.endsWith(".class")) {
+					String clazzname = classfileName.substring(0,classfileName.length()-6).replace('/','.');
+			        ReferenceType b = (ReferenceType)slowWorld.resolve(clazzname);
+			        ReferenceType a = (ReferenceType)fastWorld.resolve(clazzname);
+			        checkEquivalent("Comparison number #"+(i++)+" ",(AbstractReferenceTypeDelegate)a.getDelegate(),(AbstractReferenceTypeDelegate)b.getDelegate());
+				}
+			}
+			//System.err.println();("Successfully compared "+i+" entries!!");
+		} catch (IOException e) {
+			e.printStackTrace();
+			fail(e.getMessage());
+		}
+    }
+    
+    public void testCompareDelegatesLoadingPerformance() {
+        BcelWorld slowWorld = new BcelWorld("../lib/aspectj/lib/aspectjtools.jar");slowWorld.setFastDelegateSupport(false);
+        BcelWorld fastWorld = new BcelWorld("../lib/aspectj/lib/aspectjtools.jar");
+        
+        ResolvedMemberImpl.showParameterNames=false;
+        try {
+        	File f = new File("../lib/aspectj/lib/aspectjtools.jar");
+        	assertTrue("Couldnt find aspectjtools to test.  Tried: "+f.getAbsolutePath(),f.exists());
+			ZipFile zf = new ZipFile(f);
+			int i = 0;
+			long stime = System.currentTimeMillis();
+			Enumeration entries = zf.entries();
+			while (entries.hasMoreElements()) {
+				ZipEntry zfe = (ZipEntry)entries.nextElement();
+				String classfileName = zfe.getName();
+				if (classfileName.endsWith(".class")) {
+					String clazzname = classfileName.substring(0,classfileName.length()-6).replace('/','.');
+			        ReferenceType b = (ReferenceType)slowWorld.resolve(clazzname);
+			        i++;
+				}
+			}
+			long etime = System.currentTimeMillis();
+			System.err.println("Time taken to load "+i+" entries with BCEL="+(etime-stime)+"ms");
+			//System.err.println();("Successfully compared "+i+" entries!!");
+		} catch (IOException e) {
+			e.printStackTrace();
+			fail(e.getMessage());
+		}
+		
+        try {
+        	File f = new File("../lib/aspectj/lib/aspectjtools.jar");
+        	assertTrue("Couldnt find aspectjtools to test.  Tried: "+f.getAbsolutePath(),f.exists());
+			ZipFile zf = new ZipFile(f);
+			int i = 0;
+			long stime = System.currentTimeMillis();
+			Enumeration entries = zf.entries();
+			while (entries.hasMoreElements()) {
+				ZipEntry zfe = (ZipEntry)entries.nextElement();
+				String classfileName = zfe.getName();
+				if (classfileName.endsWith(".class")) {
+					String clazzname = classfileName.substring(0,classfileName.length()-6).replace('/','.');
+			        ReferenceType b = (ReferenceType)fastWorld.resolve(clazzname);
+			        i++;
+				}
+			}
+			long etime = System.currentTimeMillis();
+			System.err.println("Time taken to load "+i+" entries with  ASM="+(etime-stime)+"ms");
+			//System.err.println();("Successfully compared "+i+" entries!!");
+		} catch (IOException e) {
+			e.printStackTrace();
+			fail(e.getMessage());
+		}
+    }
+    
+    private void checkEquivalent(String prefix,AbstractReferenceTypeDelegate asmType,AbstractReferenceTypeDelegate bcelType) {
+        assertTrue("Should be a bcel delegate? "+bcelType.getClass(),
+      		  bcelType.getClass().toString().equals("class org.aspectj.weaver.bcel.BcelObjectType"));
+        assertTrue("Should be an asm delegate? "+asmType.getClass(),
+      		  asmType.getClass().toString().equals("class org.aspectj.weaver.asm.AsmDelegate"));
+        
+        String asmString = asmType.stringifyDelegate();
+        String bcelString= bcelType.stringifyDelegate();
+
+        if (!asmString.equals(bcelString)) {
+        	fail(prefix+"Delegates don't match for "+bcelType.getResolvedTypeX()+"\n  ASM=\n"+asmString+"\n  BCEL=\n"+bcelString);
+        }
+      }
+    
+    private void compareAnnotations(String n,World bcelWorld,World asmWorld) {
+    	ReferenceType bcelT = (ReferenceType)bcelWorld.resolve(n);
+    	ReferenceType  asmT = (ReferenceType)asmWorld.resolve(n);
+    	ensureTheSame(bcelT.getAnnotations(),asmT.getAnnotations());
+    }
+    
+    private void ensureTheSame(AnnotationX[] bcelSet,AnnotationX[] asmSet) {
+    	String bcelString = stringify(bcelSet);
+    	String  asmString = stringify(asmSet);
+    	if (bcelSet.length!=asmSet.length) {
+    		fail("Lengths are different!!! Not a good start. \nBcel reports: \n"+bcelString+" Asm reports: \n"+asmString);
+    	}
+    	assertTrue("Different answers. \nBcel reports: \n"+bcelString+" Asm reports: \n"+asmString,bcelString.equals(asmString));
+    }
+    
+    public String stringify(AnnotationX[] annotations) {
+    	if (annotations==null) return "";
+    	StringBuffer sb = new StringBuffer();
+    	for (int i = 0; i < annotations.length; i++) {
+			AnnotationX annotationX = annotations[i];
+			sb.append(i+") "+annotationX.toString());
+			sb.append("\n");
+		}
+    	return sb.toString();
+    }
+
+    public void testDifferentAnnotationKinds() {
+        BcelWorld slowWorld = new BcelWorld(BcweaverTests.TESTDATA_PATH+"/forAsmDelegateTesting/stuff.jar");slowWorld.setFastDelegateSupport(false);
+        BcelWorld fastWorld = new BcelWorld(BcweaverTests.TESTDATA_PATH+"/forAsmDelegateTesting/stuff.jar");
+    	compareAnnotations("AnnotatedClass",slowWorld,fastWorld);
+    	compareAnnotations("AnnotatedFields",slowWorld,fastWorld);
+    	compareAnnotations("AnnotatedMethods",slowWorld,fastWorld);
+    	compareAnnotations("AnnotatedWithClassClass",slowWorld,fastWorld);
+    	compareAnnotations("AnnotatedWithCombinedAnnotation",slowWorld,fastWorld);
+    	compareAnnotations("AnnotatedWithEnumClass",slowWorld,fastWorld);
+    	compareAnnotations("AnnotationClassElement",slowWorld,fastWorld);
+    	compareAnnotations("AnnotationEnumElement",slowWorld,fastWorld);
+    	compareAnnotations("ComplexAnnotation",slowWorld,fastWorld);
+    	compareAnnotations("CombinedAnnotation",slowWorld,fastWorld);
+    	compareAnnotations("ComplexAnnotatedClass",slowWorld,fastWorld);
+    }
+    
+    /**
+     * Load up the AspectFromHell and take it apart...
+     */
+    public void testLoadingAttributesForTypes() {
+    	BcelWorld slowWorld = new BcelWorld(BcweaverTests.TESTDATA_PATH+"/forAsmDelegateTesting/stuff.jar");slowWorld.setFastDelegateSupport(false);
+        BcelWorld fastWorld = new BcelWorld(BcweaverTests.TESTDATA_PATH+"/forAsmDelegateTesting/stuff.jar");
+        
+        ReferenceType bcelT = (ReferenceType)slowWorld.resolve("AspectFromHell");
+        ReferenceType asmT  = (ReferenceType)fastWorld.resolve("AspectFromHell");
+        
+        AsmDelegate asmD = (AsmDelegate)asmT.getDelegate();
+        String [] asmAttributeNames = asmD.getAttributeNames();
+        BcelObjectType bcelD = (BcelObjectType)bcelT.getDelegate();
+        String [] bcelAttributeNames = bcelD.getAttributeNames();
+        
+        // Won't be exactly the same number as ASM currently processes some and then discards them - effectively those stored in the delegate
+        // are the 'not yet processed' ones
+        
+        // should be 6 type mungers
+        AjAttribute[] asmTypeMungers = asmD.getAttributes("org.aspectj.weaver.TypeMunger");
+        AjAttribute[] bcelTypeMungers = bcelD.getAttributes("org.aspectj.weaver.TypeMunger");
+        assertTrue("Should be 6 type mungers but asm="+asmTypeMungers.length+" bcel="+bcelTypeMungers.length,asmTypeMungers.length==6 && bcelTypeMungers.length==6);
+    }
+    
+    public void testLoadingAttributesForMethods() {
+    	boolean debug = false;
+    	BcelWorld slowWorld = new BcelWorld(BcweaverTests.TESTDATA_PATH+"/forAsmDelegateTesting/stuff.jar");slowWorld.setFastDelegateSupport(false);
+        BcelWorld fastWorld = new BcelWorld(BcweaverTests.TESTDATA_PATH+"/forAsmDelegateTesting/stuff.jar");
+        
+        ReferenceType bcelT = (ReferenceType)slowWorld.resolve("AspectFromHell");
+        ReferenceType asmT  = (ReferenceType)fastWorld.resolve("AspectFromHell");
+        
+        ResolvedMember[] bcelMethods = bcelT.getDeclaredMethods();
+        ResolvedMember[] asmMethods = asmT.getDeclaredMethods(); 
+        for (int i = 0; i < bcelMethods.length; i++) {
+			BcelMethod bmember = (BcelMethod)bcelMethods[i];
+			AsmMethod  amember = (AsmMethod)asmMethods[i];
+			assertTrue("Seem to be in a muddle. a="+amember.getName()+" b="+bmember.getName(),
+					   amember.getName().equals(bmember.getName()));
+			if (debug) System.err.println("Looking at "+bmember);
+			String[] bcelMemberAttributes = bmember.getAttributeNames(true);
+			String[] asmMemberAttributes  = amember.getAttributeNames(true);
+//			System.err.println("BCEL=>\n"+stringifyStringArray(bcelMemberAttributes));
+//			System.err.println(" ASM=>\n"+stringifyStringArray(asmMemberAttributes));
+			compareAttributeNames(bcelMemberAttributes,asmMemberAttributes);
+			
+			// Let's check the member ones of interest:
+			
+			// org.aspectj.weaver.AjSynthetic
+			if (bmember.isAjSynthetic()) {
+				assertTrue("Why isnt the ASM method ajsynthetic? "+amember.toDebugString(),amember.isAjSynthetic());
+			} else {
+				assertTrue("Why is the ASM method ajsynthetic? "+amember.toDebugString(),!amember.isAjSynthetic());
+			}
+			
+			// org.aspectj.weaver.EffectiveSignature
+			EffectiveSignatureAttribute bcelEsa = bmember.getEffectiveSignature();
+			EffectiveSignatureAttribute asmEsa = amember.getEffectiveSignature();
+			if (bcelEsa==null) {
+				assertTrue("Why isnt the ASM effective signature null? "+asmEsa,asmEsa==null);
+			} else {
+				if (asmEsa==null) fail("ASM effective signature is null, when BCEL effective signature is "+bcelEsa.toString());
+				assertTrue("Should be the same?? b="+bcelEsa.toString()+" a="+asmEsa.toString(),bcelEsa.toString().equals(asmEsa.toString()));
+			}
+			
+			// org.aspectj.weaver.MethodDeclarationLineNumber
+			int bLine = bmember.getDeclarationLineNumber();
+			int aLine = amember.getDeclarationLineNumber();
+			assertTrue("Should be the same number: "+bLine+" "+aLine,bLine==aLine);
+
+
+			// org.aspectj.weaver.Advice
+			ShadowMunger bcelSM = bmember.getAssociatedShadowMunger();
+			ShadowMunger asmSM = amember.getAssociatedShadowMunger();
+			if (bcelSM==null) {
+				assertTrue("Why isnt the ASM effective signature null? "+asmSM,asmSM==null);
+			} else {
+				if (asmSM==null) fail("ASM effective signature is null, when BCEL effective signature is "+bcelSM.toString());
+				assertTrue("Should be the same?? b="+bcelSM.toString()+" a="+asmSM.toString(),bcelSM.toString().equals(asmSM.toString()));
+			}
+//	          new AjASMAttribute("org.aspectj.weaver.SourceContext"),
+		}
+        
+    }
+
+    // @SimpleAnnotation(id=1) int i;
+    // @SimpleAnnotation(id=2) String s;
+    public void testLoadingAnnotationsForFields() {
+    	boolean debug = false;
+    	BcelWorld slowWorld = new BcelWorld(BcweaverTests.TESTDATA_PATH+"/forAsmDelegateTesting/stuff.jar");slowWorld.setFastDelegateSupport(false);
+        BcelWorld fastWorld = new BcelWorld(BcweaverTests.TESTDATA_PATH+"/forAsmDelegateTesting/stuff.jar");
+        
+        ReferenceType bcelT = (ReferenceType)slowWorld.resolve("AnnotatedFields");
+        ReferenceType asmT  = (ReferenceType)fastWorld.resolve("AnnotatedFields");
+        
+        ResolvedMember[] bcelFields  = bcelT.getDeclaredFields();
+        ResolvedMember[] asmFields = asmT.getDeclaredFields();
+        for (int i = 0; i < bcelFields.length; i++) {
+			BcelField bmember = (BcelField)bcelFields[i];
+			AsmField  amember = (AsmField)asmFields[i];
+			assertTrue("Seem to be in a muddle. a="+amember.getName()+" b="+bmember.getName(),
+					   amember.getName().equals(bmember.getName()));
+			if (debug) System.err.println("Looking at "+bmember);
+			
+			ResolvedType[] bAnns = bmember.getAnnotationTypes();
+			ResolvedType[] aAnns = amember.getAnnotationTypes();
+			assertTrue("Should have found an annotation on the bcel field?",bAnns!=null && bAnns.length==1);
+			assertTrue("Should have found an annotation on the asm field?",aAnns!=null && aAnns.length==1);
+			
+			assertTrue("BCEL annotation should be 'SimpleAnnotation3' but is "+bAnns[0].toString(),bAnns[0].toString().equals("SimpleAnnotation3"));
+			assertTrue("ASM annotation should be 'SimpleAnnotation3' but is "+aAnns[0].toString(),aAnns[0].toString().equals("SimpleAnnotation3"));
+			
+			AnnotationX[] bXs = bmember.getAnnotations();
+			AnnotationX[] aXs = amember.getAnnotations();
+			assertTrue("Should have found an annotation on the bcel field?",bXs!=null && bXs.length==1);
+			assertTrue("Should have found an annotation on the asm field?",aXs!=null && aXs.length==1);
+
+			String exp = null;
+			if (i==0) exp =	"ANNOTATION [LSimpleAnnotation3;] [runtimeVisible] [id=1]";
+			else if (i==1) exp="ANNOTATION [LSimpleAnnotation3;] [runtimeVisible] [id=2]";
+			assertTrue("BCEL annotation should be '"+exp+"' but is "+bXs[0].toString(),bXs[0].toString().equals(exp));
+			assertTrue("ASM annotation should be '"+exp+"' but is "+aXs[0].toString(),aXs[0].toString().equals(exp));
+		}
+    }
+    
+	//    @SimpleAnnotation(id=1)
+	//    public void method1() {    }
+	//
+	//    @SimpleAnnotation(id=2)
+	//    public void method2() {    }
+    public void testLoadingAnnotationsForMethods() {
+    
+    	boolean debug = false;
+    	BcelWorld slowWorld = new BcelWorld(BcweaverTests.TESTDATA_PATH+"/forAsmDelegateTesting/stuff.jar");slowWorld.setFastDelegateSupport(false);
+        BcelWorld fastWorld = new BcelWorld(BcweaverTests.TESTDATA_PATH+"/forAsmDelegateTesting/stuff.jar");
+        
+        ReferenceType bcelT = (ReferenceType)slowWorld.resolve("AnnotatedMethods");
+        ReferenceType asmT  = (ReferenceType)fastWorld.resolve("AnnotatedMethods");
+        
+        ResolvedMember[] bcelMethods  = bcelT.getDeclaredMethods();
+        ResolvedMember[] asmMethods = asmT.getDeclaredMethods();
+        for (int i = 0; i < bcelMethods.length; i++) {
+        	
+			BcelMethod bmember = (BcelMethod)bcelMethods[i];
+			AsmMethod  amember = (AsmMethod)asmMethods[i];
+			if (!bmember.getName().startsWith("method")) continue;
+			assertTrue("Seem to be in a muddle. a="+amember.getName()+" b="+bmember.getName(),
+					   amember.getName().equals(bmember.getName()));
+			if (debug) System.err.println("Looking at "+bmember);
+			
+			ResolvedType[] bAnns = bmember.getAnnotationTypes();
+			ResolvedType[] aAnns = amember.getAnnotationTypes();
+			assertTrue("Should have found an annotation on the bcel method?",bAnns!=null && bAnns.length==1);
+			assertTrue("Should have found an annotation on the asm method?",aAnns!=null && aAnns.length==1);
+			
+			assertTrue("BCEL annotation should be 'SimpleAnnotation3' but is "+bAnns[0].toString(),bAnns[0].toString().equals("SimpleAnnotation3"));
+			assertTrue("ASM annotation should be 'SimpleAnnotation3' but is "+aAnns[0].toString(),aAnns[0].toString().equals("SimpleAnnotation3"));
+			
+			AnnotationX[] bXs = bmember.getAnnotations();
+			AnnotationX[] aXs = amember.getAnnotations();
+			assertTrue("Should have found an annotation on the bcel method?",bXs!=null && bXs.length==1);
+			assertTrue("Should have found an annotation on the asm method?",aXs!=null && aXs.length==1);
+
+			String exp = null;
+			if (i==1) exp =	"ANNOTATION [LSimpleAnnotation3;] [runtimeVisible] [id=1]";
+			else if (i==2) exp="ANNOTATION [LSimpleAnnotation3;] [runtimeVisible] [id=2]";
+			assertTrue("BCEL annotation should be '"+exp+"' but is "+bXs[0].toString(),bXs[0].toString().equals(exp));
+			assertTrue("ASM annotation should be '"+exp+"' but is "+aXs[0].toString(),aXs[0].toString().equals(exp));
+		}
+    }
+    
+    
+    
+    private void compareAttributeNames(String[] asmlist,String[] bcellist) {
+      String astring = stringifyStringArray(asmlist);
+      String bstring = stringifyStringArray(bcellist);
+      if (asmlist.length!=bcellist.length) {
+    	  fail("Differing lengths.\nBCEL=>\n"+bstring+" ASM=>\n"+astring);
+      }
+    }
+    
+    private String stringifyStringArray(String[] s) {
+    	StringBuffer r = new StringBuffer();
+    	for (int i = 0; i < s.length; i++) {
+    		r.append(s[i]).append("\n");
+		}
+    	return r.toString();
+    }
+    
+    
+}
diff --git a/weaver/testsrc/org/aspectj/weaver/bcel/BcelTests.java b/weaver/testsrc/org/aspectj/weaver/bcel/BcelTests.java
index d99d29367..8fca5d6e6 100644
--- a/weaver/testsrc/org/aspectj/weaver/bcel/BcelTests.java
+++ b/weaver/testsrc/org/aspectj/weaver/bcel/BcelTests.java
@@ -42,6 +42,7 @@ public class BcelTests extends TestCase {
         suite.addTestSuite(UtilityTestCase.class); 
         suite.addTestSuite(WeaveOrderTestCase.class); 
         suite.addTestSuite(WorldTestCase.class); 
+        suite.addTestSuite(AsmDelegateTests.class); 
         suite.addTestSuite(ZipTestCase.class); 
         //$JUnit-END$
         return suite;
diff --git a/weaver/testsrc/org/aspectj/weaver/bcel/Perf.java b/weaver/testsrc/org/aspectj/weaver/bcel/Perf.java
new file mode 100644
index 000000000..5fab2867a
--- /dev/null
+++ b/weaver/testsrc/org/aspectj/weaver/bcel/Perf.java
@@ -0,0 +1,146 @@
+/* *******************************************************************
+ * Copyright (c) 2006 Contributors
+ * All rights reserved. 
+ * This program and the accompanying materials are made available 
+ * under the terms of the Eclipse Public License v1.0 
+ * which accompanies this distribution and is available at 
+ * http://www.eclipse.org/legal/epl-v10.html 
+ *  
+ * Contributors: 
+ *     Andy Clement IBM     initial implementation 
+ * ******************************************************************/
+package org.aspectj.weaver.bcel;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.Enumeration;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipFile;
+
+import org.aspectj.weaver.ReferenceType;
+import org.aspectj.weaver.ResolvedMemberImpl;
+
+/**
+ * Compares loading times for bcel and asm - NOT currently pointed at from the suite.
+ */
+public class Perf {
+
+	public static void main(String[] n) {
+
+		// Two warm up runs, then 3 real runs then print average
+		//if (n[0].equals("BCEL")) {
+			long t = timeBcel();
+			 t = timeBcel();
+			 
+			 t = timeBcel();
+			 t+= timeBcel();
+			 t+= timeBcel();
+			 t+= timeBcel();
+			 t+= timeBcel();
+			 t+= timeBcel();
+			 t+= timeBcel();
+			 t+= timeBcel(); 
+			 t+= timeBcel();
+			 t+= timeBcel();
+			 t+= timeBcel();
+			 t+= timeBcel(); 
+			 t+= timeBcel();
+			 t+= timeBcel();
+			 t+= timeBcel();
+			 t+= timeBcel();
+			 System.err.println("Average for BCEL (across 16 runs):"+(t/16)+"ms");
+
+		//} else {
+			 t = timeASM();
+			 t = timeASM();
+			 
+			 t = timeASM();
+			 t+= timeASM();
+			 t+= timeASM();
+			 t+= timeASM();
+			 t+= timeASM();
+			 t+= timeASM();
+			 t+= timeASM();
+			 t+= timeASM();
+			 t+= timeASM();
+			 t+= timeASM();
+			 t+= timeASM();
+			 t+= timeASM();
+			 t+= timeASM();
+			 t+= timeASM();
+			 t+= timeASM();
+			 t+= timeASM();
+			 System.err.println("Average for ASM (across 16 runs):"+(t/16)+"ms");
+		//}
+	}
+
+	private static long timeASM() {
+		BcelWorld fastWorld = new BcelWorld(
+				"../lib/aspectj/lib/aspectjtools.jar");
+		fastWorld.setBehaveInJava5Way(true);
+
+		try {
+			File f = new File("../lib/aspectj/lib/aspectjtools.jar");
+			ZipFile zf = new ZipFile(f);
+			int i = 0;
+			long stime = System.currentTimeMillis();
+			Enumeration entries = zf.entries();
+			while (entries.hasMoreElements()) {
+				ZipEntry zfe = (ZipEntry) entries.nextElement();
+				String classfileName = zfe.getName();
+				if (classfileName.endsWith(".class")) {
+					String clazzname = classfileName.substring(0,
+							classfileName.length() - 6).replace('/', '.');
+					ReferenceType b = (ReferenceType) fastWorld
+							.resolve(clazzname);
+					i++;
+				}
+			}
+			long etime = System.currentTimeMillis();
+			System.err.println("asm (" + (etime - stime) + ")");
+			// System.err.println();("Successfully compared "+i+"
+			// entries!!");
+			fastWorld.flush();
+			return (etime-stime);
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+		return -1;
+	}
+
+	private static long timeBcel() {
+		BcelWorld slowWorld = new BcelWorld(
+				"../lib/aspectj/lib/aspectjtools.jar");
+		slowWorld.setFastDelegateSupport(false);
+		slowWorld.setBehaveInJava5Way(true);
+
+		ResolvedMemberImpl.showParameterNames = false;
+		try {
+			File f = new File("../lib/aspectj/lib/aspectjtools.jar");
+			// assertTrue("Couldnt find aspectjtools to test. Tried:
+			// "+f.getAbsolutePath(),f.exists());
+			ZipFile zf = new ZipFile(f);
+			int i = 0;
+			long stime = System.currentTimeMillis();
+			Enumeration entries = zf.entries();
+			while (entries.hasMoreElements()) {
+				ZipEntry zfe = (ZipEntry) entries.nextElement();
+				String classfileName = zfe.getName();
+				if (classfileName.endsWith(".class")) {
+					String clazzname = classfileName.substring(0,
+							classfileName.length() - 6).replace('/', '.');
+					ReferenceType b = (ReferenceType) slowWorld
+							.resolve(clazzname);
+					i++;
+				}
+			}
+			long etime = System.currentTimeMillis();
+			System.err.println("bcel (" + (etime - stime) + ")");
+			slowWorld.flush();
+			return (etime-stime);
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+		return -1;
+	}
+}
diff --git a/weaver/testsrc/org/aspectj/weaver/bcel/UtilityTestCase.java b/weaver/testsrc/org/aspectj/weaver/bcel/UtilityTestCase.java
index 05f5610ae..b458643e3 100644
--- a/weaver/testsrc/org/aspectj/weaver/bcel/UtilityTestCase.java
+++ b/weaver/testsrc/org/aspectj/weaver/bcel/UtilityTestCase.java
@@ -24,6 +24,7 @@ public class UtilityTestCase extends TestCase {
 
     public void disassembleTest(String name) throws IOException {
         BcelWorld world = new BcelWorld("../weaver/bin");
+        world.setFastDelegateSupport(false);
         world.addPath(WeaveTestCase.classDir);
 
         LazyClassGen clazz = new LazyClassGen(BcelWorld.getBcelObjectType(world.resolve(name)));
diff --git a/weaver/testsrc/org/aspectj/weaver/bcel/WeaveTestCase.java b/weaver/testsrc/org/aspectj/weaver/bcel/WeaveTestCase.java
index 7126acca9..c2843c298 100644
--- a/weaver/testsrc/org/aspectj/weaver/bcel/WeaveTestCase.java
+++ b/weaver/testsrc/org/aspectj/weaver/bcel/WeaveTestCase.java
@@ -36,6 +36,11 @@ public abstract class WeaveTestCase extends TestCase {
 	public BcelWorld world = new BcelWorld();
     {
         world.addPath(classDir);
+        // Some of the tests in here rely on comparing output from dumping the delegates - if 
+        // we are using ASM delegates we don't know the names of parameters (they are irrelevant...)
+        // and are missing from the dumping of asm delegates.  This switch ensures we
+        // continue to use BCEL for these tests.
+        world.setFastDelegateSupport(false); 
     }
 
     public WeaveTestCase(String name) {