/*
* 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 org.apache.shindig.common.util;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Lists;
import org.apache.shindig.common.testing.FakeHttpServletRequest;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import org.junit.Assert;
import org.junit.Test;
import javax.servlet.http.HttpServletRequest;
import java.util.Map;
/**
* Test for conversion of a structured key-value set to a JSON object
*/
public class JsonConversionUtilTest extends Assert {
@Test
public void testSimplePathToJsonParsing()
throws Exception {
JSONObject root = new JSONObject();
JsonConversionUtil.buildHolder(root, "a.a.a".split("\\."), 0);
assertJsonEquals(root, new JSONObject("{a:{a:{}}}"));
}
@Test
public void testArrayPathToJsonParsing()
throws Exception {
JSONObject root = new JSONObject();
JsonConversionUtil.buildHolder(root, "a.a(0).a".split("\\."), 0);
JsonConversionUtil.buildHolder(root, "a.a(1).a".split("\\."), 0);
JsonConversionUtil.buildHolder(root, "a.a(2).a".split("\\."), 0);
assertJsonEquals(root, new JSONObject("{a:{a:[{},{},{}]}}"));
}
@Test
public void testValueToJsonParsing()
throws Exception {
String longNumber = "108502345354398668456";
assertJsonEquals(JsonConversionUtil.convertToJsonValue(longNumber), longNumber);
String longDoubleOverflow = "108502345354398668456.1234";
assertJsonEquals(JsonConversionUtil.convertToJsonValue(longDoubleOverflow),
longDoubleOverflow);
String longDoubleFractionPart = "1.108502345354398668456108502345354398668456";
assertJsonEquals(JsonConversionUtil.convertToJsonValue(longDoubleFractionPart),
longDoubleFractionPart);
assertJsonEquals(JsonConversionUtil.convertToJsonValue("12345"), 12345);
assertJsonEquals(JsonConversionUtil.convertToJsonValue("12.345"), 12.345);
assertJsonEquals(JsonConversionUtil.convertToJsonValue("abc"), "abc");
assertJsonEquals(JsonConversionUtil.convertToJsonValue("\"a,b,c\""), "a,b,c");
assertJsonEquals(JsonConversionUtil.convertToJsonValue("true"), true);
assertJsonEquals(JsonConversionUtil.convertToJsonValue("false"), false);
assertJsonEquals(JsonConversionUtil.convertToJsonValue("null"), JSONObject.NULL);
assertJsonEquals(JsonConversionUtil.convertToJsonValue("'abc'"), "abc");
assertJsonEquals(JsonConversionUtil.convertToJsonValue("a,b,c"),
new JSONArray(Lists.newArrayList("a", "b", "c")));
assertJsonEquals(JsonConversionUtil.convertToJsonValue("1,2,3,true,false,null"),
new JSONArray(Lists.<Object>newArrayList(1, 2, 3, true,
false, null)));
assertJsonEquals(JsonConversionUtil.convertToJsonValue("(1)"),
new JSONArray(Lists.newArrayList(1)));
assertJsonEquals(JsonConversionUtil.convertToJsonValue("(true)"),
new JSONArray(Lists.newArrayList(true)));
}
@Test
public void testParameterMapToJsonParsing()
throws Exception {
assertJsonEquals(JsonConversionUtil.parametersToJsonObject(ImmutableMap.of("a.b.c", "1")),
new JSONObject("{a:{b:{c:1}}}"));
assertJsonEquals(
JsonConversionUtil.parametersToJsonObject(ImmutableMap.of("a.b.c", "\"1\"")),
new JSONObject("{a:{b:{c:\"1\"}}}"));
assertJsonEquals(JsonConversionUtil.parametersToJsonObject(ImmutableMap.of("a.b.c", "true")),
new JSONObject("{a:{b:{c:true}}}"));
assertJsonEquals(
JsonConversionUtil.parametersToJsonObject(ImmutableMap.of("a.b.c", "false")),
new JSONObject("{a:{b:{c:false}}}"));
assertJsonEquals(JsonConversionUtil.parametersToJsonObject(ImmutableMap.of("a.b.c", "null")),
new JSONObject("{a:{b:{c:null}}}"));
assertJsonEquals(JsonConversionUtil.parametersToJsonObject(
ImmutableMap.of("a.b(0).c", "hello", "a.b(1).c", "hello")),
new JSONObject("{a:{b:[{c:\"hello\"},{c:\"hello\"}]}}"));
assertJsonEquals(JsonConversionUtil.parametersToJsonObject(
ImmutableMap.of("a.b.c", "hello, true, false, null, 1,2, \"null\", \"()\"")),
new JSONObject("{a:{b:{c:[\"hello\",true,false,null,1,2,\"null\",\"()\"]}}}"));
assertJsonEquals(JsonConversionUtil.parametersToJsonObject(
ImmutableMap.of("a.b.c", "\"hello, true, false, null, 1,2\"")),
new JSONObject("{a:{b:{c:\"hello, true, false, null, 1,2\"}}}"));
}
@Test
public void testJSONToParameterMapParsing()
throws Exception {
Map<String, String> resultMap = JsonConversionUtil
.fromJson(new JSONObject("{a:{b:[{c:\"hello\"},{c:\"hello\"}]}}"));
assertEquals(2, resultMap.size());
assertEquals("hello", resultMap.get(".a.b(0).c"));
assertEquals("hello", resultMap.get(".a.b(1).c"));
}
@Test
public void testJsonFromRequest() throws Exception {
HttpServletRequest fakeRequest;
for (String badParms : ImmutableList.of("x=1", "x=1&callback=")) {
fakeRequest = new FakeHttpServletRequest("http://foo.com/gadgets/rpc?" + badParms);
assertNull(JsonConversionUtil.fromRequest(fakeRequest));
}
}
public static void assertJsonEquals(Object expected, Object actual)
throws JSONException {
if (expected == null) {
assertNull(actual);
return;
}
assertNotNull(actual);
if (expected instanceof JSONObject) {
JSONObject expectedObject = (JSONObject) expected;
JSONObject actualObject = (JSONObject) actual;
if (expectedObject.length() == 0) {
assertEquals(expectedObject.length(), actualObject.length());
return;
}
assertEquals(expectedObject.names().length(), actualObject.names().length());
for (String key : JSONObject.getNames(expectedObject)) {
assertTrue("missing key " + key, actualObject.has(key));
assertJsonEquals(expectedObject.get(key), actualObject.get(key));
}
} else if (expected instanceof JSONArray) {
JSONArray expectedArray = (JSONArray) expected;
JSONArray actualArray = (JSONArray) actual;
assertEquals(expectedArray.length(), actualArray.length());
for (int i = 0; i < expectedArray.length(); i++) {
if (expectedArray.isNull(i)) {
assertTrue(actualArray.isNull(i));
} else {
assertJsonEquals(expectedArray.get(i), actualArray.get(i));
}
}
} else {
assertEquals(expected, actual);
}
}
}