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.addCleanUp(cleanUp);
		
		buf= new StringBuffer();
		buf.append("package test1;\n");
		buf.append("import test2.E3;\n");
		buf.append("public class E1 {\n");
		buf.append("    public void foo() {\n");
		buf.append("        E2 e2= new E2();\n");
		buf.append("        e2.foo();\n");
		buf.append("        E3 e3= new E3();\n");
		buf.append("        for (test2.E2 element : e3.array) {\n");
		buf.append("            System.out.println(1);\n");
		buf.append("        }\n");
		buf.append("    }\n");
		buf.append("}\n");
		String expected1= buf.toString();
		
		assertRefactoringResultAsExpected(refactoring, new String[] {expected1});
	}
	
	public void testCombination01() throws Exception {
		IPackageFragment pack1= fSourceFolder.createPackageFragment("test1", false, null);
		StringBuffer buf= new StringBuffer();
		buf.append("package test1;\n");
		buf.append("\n");
		buf.append("public class E1 {\n");
		buf.append("    private int i= 10;\n");
		buf.append("    private int j= 20;\n");
		buf.append("    \n");
		buf.append("    public void foo() {\n");