Bug 125872 [clean up] 'Serial id' should not be in J2SE 5 section
20060131 'Serial id' should not be in J2SE 5 section. It is valid for all source levels.
org.eclipse.jdt.ui.tests/ui/org/eclipse/jdt/ui/tests/quickfix/CleanUpTest.java
refactoring.addCompilationUnit(cu1);
		
		ICleanUp cleanUp1= new CodeStyleCleanUp(CodeStyleCleanUp.ADD_BLOCK_TO_CONTROL_STATEMENTS);
		ICleanUp cleanUp2= new UnusedCodeCleanUp(UnusedCodeCleanUp.REMOVE_UNUSED_PRIVATE_FIELDS);
		ICleanUp cleanUp3= new Java50CleanUp(Java50CleanUp.CONVERT_FOR_LOOP_TO_ENHANCED_FOR_LOOP);
		refactoring.addCleanUp(cleanUp1);
		refactoring.addCleanUp(cleanUp2);
		refactoring.addCleanUp(cleanUp3);
		
		buf= new StringBuffer();
		buf.append("package test1;\n");
		buf.append("public class E1 {\n");
		buf.append("    void method() {\n");
		buf.append("        int[] array= null;\n");
		buf.append("        for (int element : array) {\n");
		buf.append("            System.out.println(element);\n");
		buf.append("        }\n");
		buf.append("    }\n");
		buf.append("}\n");
		String expected1= buf.toString();
		
		assertRefactoringResultAsExpected(refactoring, new String[] {expected1});
	}
	
	public void testCombinationBug125455() throws Exception {
		IPackageFragment pack1= fSourceFolder.createPackageFragment("test1", false, null);
		StringBuffer buf= new StringBuffer();
		buf.append("package test1;\n");
		buf.append("public class E1  {\n");
		buf.append("    private void bar(boolean wait) {\n");