private void assertHandlerComparison(Comparable4 handler, Object smaller, Object greater) { PreparedComparison comparable = handler.prepareComparison(context(), smaller); Assert.isNotNull(comparable); Assert.areEqual(0, comparable.compareTo(smaller)); Assert.isSmaller(0, comparable.compareTo(greater)); Assert.isGreater(0, comparable.compareTo(null)); comparable = handler.prepareComparison(context(), greater); Assert.isNotNull(comparable); Assert.areEqual(0, comparable.compareTo(greater)); Assert.isGreater(0, comparable.compareTo(smaller)); Assert.isGreater(0, comparable.compareTo(null)); comparable = handler.prepareComparison(context(), null); Assert.isNotNull(comparable); Assert.areEqual(0, comparable.compareTo(null)); Assert.isSmaller(0, comparable.compareTo(smaller)); }