Java tutorial
/* * Copyright (C) 2011 Everit Kft. (http://www.everit.org) * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.everit.json.schema; import org.everit.json.schema.NullSchema; import org.everit.json.schema.ValidationException; import org.json.JSONObject; import org.junit.Test; public class NullSchemaTest { @Test(expected = ValidationException.class) public void failure() { NullSchema.INSTANCE.validate("null"); } @Test public void success() { JSONObject obj = new JSONObject("{\"a\" : null}"); NullSchema.INSTANCE.validate(obj.get("a")); } }