| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 com.datatorrent.lib.appdata.schemas; |
| |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.codehaus.jettison.json.JSONArray; |
| import org.codehaus.jettison.json.JSONObject; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import com.google.common.collect.Lists; |
| import com.google.common.collect.Maps; |
| |
| public class SchemaUtilsTest |
| { |
| @Test |
| public void findFirstKeyJSONArraySimple() throws Exception |
| { |
| final String joString = "{\"a\":[\"b\"]}"; |
| JSONObject jo = new JSONObject(joString); |
| |
| JSONArray ja = SchemaUtils.findFirstKeyJSONArray(jo, "a"); |
| |
| Assert.assertEquals(1, ja.length()); |
| Assert.assertEquals("b", ja.get(0)); |
| } |
| |
| @Test |
| public void findFirstKeyJSONArrayTestNestJSONObject() throws Exception |
| { |
| final String joString = "{\"a\":{\"b\":[\"c\"]}}"; |
| JSONObject jo = new JSONObject(joString); |
| |
| JSONArray ja = SchemaUtils.findFirstKeyJSONArray(jo, "b"); |
| |
| Assert.assertEquals(1, ja.length()); |
| Assert.assertEquals("c", ja.get(0)); |
| } |
| |
| @Test |
| public void findFirstKeyJSONArrayTestNestedJSONArray() throws Exception |
| { |
| final String joString = "{\"a\":[{\"b\":[\"c\"]}]}"; |
| JSONObject jo = new JSONObject(joString); |
| |
| JSONArray ja = SchemaUtils.findFirstKeyJSONArray(jo, "b"); |
| |
| Assert.assertEquals(1, ja.length()); |
| Assert.assertEquals("c", ja.get(0)); |
| } |
| |
| @Test |
| public void findFirstKeyJSONObjectSimple() throws Exception |
| { |
| final String joString = "{\"a\":{\"b\":\"c\"}}"; |
| JSONObject jo = new JSONObject(joString); |
| |
| JSONObject joFind = SchemaUtils.findFirstKeyJSONObject(jo, "a"); |
| |
| Assert.assertEquals(1, joFind.length()); |
| Assert.assertEquals("c", joFind.getString("b")); |
| } |
| |
| @Test |
| public void findFirstKeyJSONObjectTestNestJSONObject() throws Exception |
| { |
| final String joString = "{\"a\":{\"b\":{\"c\":\"d\"}}}"; |
| JSONObject jo = new JSONObject(joString); |
| |
| JSONObject joFind = SchemaUtils.findFirstKeyJSONObject(jo, "b"); |
| |
| Assert.assertEquals(1, joFind.length()); |
| Assert.assertEquals("d", joFind.getString("c")); |
| } |
| |
| @Test |
| public void findFirstKeyJSONObjectTestNestedJSONArray() throws Exception |
| { |
| final String joString = "{\"a\":[{\"b\":{\"c\":\"d\"}}]}"; |
| JSONObject jo = new JSONObject(joString); |
| |
| JSONObject joFind = SchemaUtils.findFirstKeyJSONObject(jo, "b"); |
| |
| Assert.assertEquals(1, joFind.length()); |
| Assert.assertEquals("d", joFind.get("c")); |
| } |
| |
| @Test |
| public void createJSONObjectFromMapTest() throws Exception |
| { |
| Map<String, String> mapVals = Maps.newHashMap(); |
| mapVals.put("a", "1"); |
| mapVals.put("b", "2"); |
| |
| JSONObject jo = SchemaUtils.createJSONObject(mapVals); |
| |
| Assert.assertEquals(2, jo.length()); |
| Assert.assertEquals("1", jo.get("a")); |
| Assert.assertEquals("2", jo.get("b")); |
| } |
| |
| @Test |
| public void stringsFromJSONArrayTest() throws Exception |
| { |
| List<String> expected = Lists.newArrayList("a", "b", "c"); |
| |
| JSONArray ja = new JSONArray(); |
| ja.put("a").put("b").put("c"); |
| |
| List<String> result = SchemaUtils.getStringsFromJSONArray(ja); |
| |
| Assert.assertEquals(expected, result); |
| } |
| |
| @Test |
| public void extractTagsTest() throws Exception |
| { |
| List<String> expected = Lists.newArrayList("a", "b", "c"); |
| |
| JSONObject jo = new JSONObject(); |
| |
| JSONArray ja = new JSONArray(); |
| ja.put("a").put("b").put("c"); |
| |
| jo.put(SchemaUtils.FIELD_TAGS, ja); |
| |
| Assert.assertEquals(expected, SchemaUtils.getTags(jo)); |
| } |
| |
| |
| } |