Bug 76530 [options] Warn about unused local variables and private members
I think we should warn about unused local variables and unused private members by default. These things are errors akin to unused imports, which we already warn about.
org.eclipse.jdt.ui.tests/ui/org/eclipse/jdt/ui/tests/quickfix/AssistQuickFixTest.java
buf.append("        Class<? extends E> class1 = getClass(); // comment\n");
		buf.append("    }\n");
		buf.append("}\n");
		String expected2= buf.toString();
		
		assertEqualStringsIgnoreOrder(new String[] { preview1, preview2 }, new String[] { expected1, expected2 });	
	}
	
	public void testAssignToLocal7() throws Exception {
		
		
		IPackageFragment pack1= fSourceFolder.createPackageFragment("test1", false, null);
		StringBuffer buf= new StringBuffer();
		buf.append("package test1;\n");
		buf.append("import java.util.Vector;\n");		
		buf.append("public class E {\n");
		buf.append("    public Vector goo() {\n");
		buf.append("        return null;\n");
		buf.append("    }\n");		
		buf.append("    public void foo() {\n");
		buf.append("        goo().iterator();\n");
		buf.append("        Iterator iterator= null;\n");
		buf.append("    }\n");
		buf.append("}\n");
		ICompilationUnit cu= pack1.createCompilationUnit("E.java", buf.toString(), false, null);
				
		int offset= buf.toString().indexOf("goo().iterator()");
		AssistContext context= getCorrectionContext(cu, offset, 0);
		List proposals= collectAssists(context, false);