mirror of
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425 lines
No EOL
19 KiB
Java
425 lines
No EOL
19 KiB
Java
package org.json.junit;
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import static org.junit.Assert.*;
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import org.json.*;
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import org.junit.Test;
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/**
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* Tests for JSON-Java XML.java
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* Note: noSpace() will be tested by JSONMLTest
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*/
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public class XMLTest {
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@Test(expected=NullPointerException.class)
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public void shouldHandleNullXML() {
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String xmlStr = null;
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JSONObject jsonObject = XML.toJSONObject(xmlStr);
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assertTrue("jsonObject should be empty", jsonObject.length() == 0);
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}
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@Test
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public void shouldHandleEmptyXML() {
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String xmlStr = "";
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JSONObject jsonObject = XML.toJSONObject(xmlStr);
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assertTrue("jsonObject should be empty", jsonObject.length() == 0);
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}
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@Test
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public void shouldHandleNonXML() {
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String xmlStr = "{ \"this is\": \"not xml\"}";
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JSONObject jsonObject = XML.toJSONObject(xmlStr);
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assertTrue("xml string should be empty", jsonObject.length() == 0);
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}
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@Test(expected=JSONException.class)
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public void shouldHandleInvalidSlashInTag() {
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String xmlStr =
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"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
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"<addresses xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""+
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" xsi:noNamespaceSchemaLocation='test.xsd'>\n"+
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" <address>\n"+
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" <name/x>\n"+
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" <street>abc street</street>\n"+
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" </address>\n"+
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"</addresses>";
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XML.toJSONObject(xmlStr);
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}
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@Test(expected=JSONException.class)
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public void shouldHandleInvalidBangInTag() {
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String xmlStr =
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"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
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"<addresses xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""+
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" xsi:noNamespaceSchemaLocation='test.xsd'>\n"+
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" <address>\n"+
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" <name/>\n"+
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" <!>\n"+
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" </address>\n"+
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"</addresses>";
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XML.toJSONObject(xmlStr);
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}
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@Test(expected=JSONException.class)
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public void shouldHandleInvalidBangNoCloseInTag() {
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String xmlStr =
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"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
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"<addresses xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""+
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" xsi:noNamespaceSchemaLocation='test.xsd'>\n"+
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" <address>\n"+
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" <name/>\n"+
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" <!\n"+
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" </address>\n"+
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"</addresses>";
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XML.toJSONObject(xmlStr);
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}
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@Test(expected=JSONException.class)
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public void shouldHandleNoCloseStartTag() {
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String xmlStr =
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"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
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"<addresses xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""+
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" xsi:noNamespaceSchemaLocation='test.xsd'>\n"+
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" <address>\n"+
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" <name/>\n"+
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" <abc\n"+
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" </address>\n"+
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"</addresses>";
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XML.toJSONObject(xmlStr);
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}
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@Test(expected=JSONException.class)
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public void shouldHandleInvalidCDATABangInTag() {
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String xmlStr =
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"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
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"<addresses xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""+
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" xsi:noNamespaceSchemaLocation='test.xsd'>\n"+
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" <address>\n"+
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" <name>Joe Tester</name>\n"+
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" <![[]>\n"+
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" </address>\n"+
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"</addresses>";
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XML.toJSONObject(xmlStr);
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}
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@Test(expected=NullPointerException.class)
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public void shouldHandleNullJSONXML() {
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JSONObject jsonObject= null;
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XML.toString(jsonObject);
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}
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@Test
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public void shouldHandleEmptyJSONXML() {
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JSONObject jsonObject= new JSONObject();
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String xmlStr = XML.toString(jsonObject);
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assertTrue("xml string should be empty", xmlStr.length() == 0);
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}
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@Test
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public void shouldHandleNoStartTag() {
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String xmlStr =
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"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
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"<addresses xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""+
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" xsi:noNamespaceSchemaLocation='test.xsd'>\n"+
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" <address>\n"+
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" <name/>\n"+
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" <nocontent/>>\n"+
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" </address>\n"+
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"</addresses>";
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String expectedStr =
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"{\"addresses\":{\"address\":{\"name\":\"\",\"nocontent\":\"\",\""+
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"content\":\">\"},\"xsi:noNamespaceSchemaLocation\":\"test.xsd\",\""+
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"xmlns:xsi\":\"http://www.w3.org/2001/XMLSchema-instance\"}}";
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JSONObject jsonObject = XML.toJSONObject(xmlStr);
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JSONObject expectedJsonObject = new JSONObject(expectedStr);
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Util.compareActualVsExpectedJsonObjects(jsonObject,expectedJsonObject);
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}
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@Test
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public void shouldHandleSimpleXML() {
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String xmlStr =
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"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
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"<addresses xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""+
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" xsi:noNamespaceSchemaLocation='test.xsd'>\n"+
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" <address>\n"+
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" <name>Joe Tester</name>\n"+
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" <street>[CDATA[Baker street 5]</street>\n"+
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" <NothingHere/>\n"+
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" <TrueValue>true</TrueValue>\n"+
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" <FalseValue>false</FalseValue>\n"+
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" <NullValue>null</NullValue>\n"+
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" <PositiveValue>42</PositiveValue>\n"+
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" <NegativeValue>-23</NegativeValue>\n"+
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" <DoubleValue>-23.45</DoubleValue>\n"+
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" <Nan>-23x.45</Nan>\n"+
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" <ArrayOfNum>1, 2, 3, 4.1, 5.2</ArrayOfNum>\n"+
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" </address>\n"+
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"</addresses>";
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String expectedStr =
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"{\"addresses\":{\"address\":{\"street\":\"[CDATA[Baker street 5]\","+
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"\"name\":\"Joe Tester\",\"NothingHere\":\"\",TrueValue:true,\n"+
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"\"FalseValue\":false,\"NullValue\":null,\"PositiveValue\":42,\n"+
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"\"NegativeValue\":-23,\"DoubleValue\":-23.45,\"Nan\":-23x.45,\n"+
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"\"ArrayOfNum\":\"1, 2, 3, 4.1, 5.2\"\n"+
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"},\"xsi:noNamespaceSchemaLocation\":"+
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"\"test.xsd\",\"xmlns:xsi\":\"http://www.w3.org/2001/"+
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"XMLSchema-instance\"}}";
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JSONObject expectedJsonObject = new JSONObject(expectedStr);
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JSONObject jsonObject = XML.toJSONObject(xmlStr);
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Util.compareActualVsExpectedJsonObjects(jsonObject,expectedJsonObject);
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}
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@Test
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public void shouldHandleCommentsInXML() {
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String xmlStr =
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"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
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"<!-- this is a comment -->\n"+
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"<addresses>\n"+
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" <address>\n"+
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" <![CDATA[ this is -- <another> comment ]]>\n"+
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" <name>Joe Tester</name>\n"+
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" <!-- this is a - multi line \n"+
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" comment -->\n"+
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" <street>Baker street 5</street>\n"+
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" </address>\n"+
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"</addresses>";
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JSONObject jsonObject = XML.toJSONObject(xmlStr);
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String expectedStr = "{\"addresses\":{\"address\":{\"street\":\"Baker "+
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"street 5\",\"name\":\"Joe Tester\",\"content\":\" this is -- "+
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"<another> comment \"}}}";
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JSONObject expectedJsonObject = new JSONObject(expectedStr);
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Util.compareActualVsExpectedJsonObjects(jsonObject,expectedJsonObject);
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}
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@Test
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public void shouldHandleToString() {
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String xmlStr =
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"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
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"<addresses xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""+
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" xsi:noNamespaceSchemaLocation='test.xsd'>\n"+
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" <address>\n"+
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" <name>[CDATA[Joe & T > e < s " t ' er]]</name>\n"+
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" <street>Baker street 5</street>\n"+
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" <ArrayOfNum>1, 2, 3, 4.1, 5.2</ArrayOfNum>\n"+
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" </address>\n"+
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"</addresses>";
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String expectedStr =
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"{\"addresses\":{\"address\":{\"street\":\"Baker street 5\","+
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"\"name\":\"[CDATA[Joe & T > e < s \\\" t \\\' er]]\","+
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"\"ArrayOfNum\":\"1, 2, 3, 4.1, 5.2\"\n"+
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"},\"xsi:noNamespaceSchemaLocation\":"+
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"\"test.xsd\",\"xmlns:xsi\":\"http://www.w3.org/2001/"+
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"XMLSchema-instance\"}}";
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JSONObject jsonObject = XML.toJSONObject(xmlStr);
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String xmlToStr = XML.toString(jsonObject);
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JSONObject finalJsonObject = XML.toJSONObject(xmlToStr);
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JSONObject expectedJsonObject = new JSONObject(expectedStr);
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Util.compareActualVsExpectedJsonObjects(jsonObject,expectedJsonObject);
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Util.compareActualVsExpectedJsonObjects(finalJsonObject,expectedJsonObject);
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}
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@Test
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public void shouldHandleContentNoArraytoString() {
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String expectedStr =
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"{\"addresses\":{\"address\":{\"name\":\"\",\"nocontent\":\"\",\""+
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"content\":\">\"},\"xsi:noNamespaceSchemaLocation\":\"test.xsd\",\""+
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"xmlns:xsi\":\"http://www.w3.org/2001/XMLSchema-instance\"}}";
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JSONObject expectedJsonObject = new JSONObject(expectedStr);
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String finalStr = XML.toString(expectedJsonObject);
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String expectedFinalStr = "<addresses><address><name/><nocontent/>>"+
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"</address><xsi:noNamespaceSchemaLocation>test.xsd</xsi:noName"+
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"spaceSchemaLocation><xmlns:xsi>http://www.w3.org/2001/XMLSche"+
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"ma-instance</xmlns:xsi></addresses>";
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assertTrue("Should handle expectedFinal: ["+expectedStr+"] final: ["+
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finalStr+"]", expectedFinalStr.equals(finalStr));
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}
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@Test
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public void shouldHandleContentArraytoString() {
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String expectedStr =
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"{\"addresses\":{\"address\":{\"name\":\"\",\"nocontent\":\"\",\""+
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"content\":[1, 2, 3]},\"xsi:noNamespaceSchemaLocation\":\"test.xsd\",\""+
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"xmlns:xsi\":\"http://www.w3.org/2001/XMLSchema-instance\"}}";
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JSONObject expectedJsonObject = new JSONObject(expectedStr);
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String finalStr = XML.toString(expectedJsonObject);
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String expectedFinalStr = "<addresses><address><name/><nocontent/>"+
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"1\n2\n3"+
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"</address><xsi:noNamespaceSchemaLocation>test.xsd</xsi:noName"+
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"spaceSchemaLocation><xmlns:xsi>http://www.w3.org/2001/XMLSche"+
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"ma-instance</xmlns:xsi></addresses>";
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assertTrue("Should handle expectedFinal: ["+expectedStr+"] final: ["+
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finalStr+"]", expectedFinalStr.equals(finalStr));
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}
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@Test
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public void shouldHandleArraytoString() {
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String expectedStr =
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"{\"addresses\":{\"address\":{\"name\":\"\",\"nocontent\":\"\","+
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"\"something\":[1, 2, 3]},\"xsi:noNamespaceSchemaLocation\":\"test.xsd\",\""+
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"xmlns:xsi\":\"http://www.w3.org/2001/XMLSchema-instance\"}}";
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JSONObject expectedJsonObject = new JSONObject(expectedStr);
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String finalStr = XML.toString(expectedJsonObject);
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String expectedFinalStr = "<addresses><address><name/><nocontent/>"+
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"<something>1</something><something>2</something><something>3</something>"+
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"</address><xsi:noNamespaceSchemaLocation>test.xsd</xsi:noName"+
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"spaceSchemaLocation><xmlns:xsi>http://www.w3.org/2001/XMLSche"+
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"ma-instance</xmlns:xsi></addresses>";
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assertTrue("Should handle expectedFinal: ["+expectedStr+"] final: ["+
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finalStr+"]", expectedFinalStr.equals(finalStr));
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}
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@Test
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public void shouldHandleNestedArraytoString() {
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String xmlStr =
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"{\"addresses\":{\"address\":{\"name\":\"\",\"nocontent\":\"\","+
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"\"outer\":[[1], [2], [3]]},\"xsi:noNamespaceSchemaLocation\":\"test.xsd\",\""+
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"xmlns:xsi\":\"http://www.w3.org/2001/XMLSchema-instance\"}}";
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JSONObject jsonObject = new JSONObject(xmlStr);
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String finalStr = XML.toString(jsonObject);
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JSONObject finalJsonObject = XML.toJSONObject(finalStr);
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String expectedStr = "<addresses><address><name/><nocontent/>"+
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"<outer><array>1</array></outer><outer><array>2</array>"+
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"</outer><outer><array>3</array></outer>"+
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"</address><xsi:noNamespaceSchemaLocation>test.xsd</xsi:noName"+
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"spaceSchemaLocation><xmlns:xsi>http://www.w3.org/2001/XMLSche"+
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"ma-instance</xmlns:xsi></addresses>";
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JSONObject expectedJsonObject = XML.toJSONObject(expectedStr);
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Util.compareActualVsExpectedJsonObjects(finalJsonObject,expectedJsonObject);
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}
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/**
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* Illegal node-names must be converted to legal XML-node-names.
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* The given example shows 2 nodes which are valid for JSON, but not for XML.
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* Therefore illegal arguments should be converted to e.g. an underscore (_).
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*
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*/
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@Test
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public void shouldHandleIllegalJSONNodeNames()
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{
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JSONObject inputJSON = new JSONObject();
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inputJSON.append("123IllegalNode", "someValue1");
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inputJSON.append("Illegal@node", "someValue2");
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String result = XML.toString(inputJSON);
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/**
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* This is invalid XML. Names should not begin with digits or contain
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* certain values, including '@'. One possible solution is to replace
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* illegal chars with '_', in which case the expected output would be:
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* <___IllegalNode>someValue1</___IllegalNode><Illegal_node>someValue2</Illegal_node>
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*/
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String expected = "<123IllegalNode>someValue1</123IllegalNode><Illegal@node>someValue2</Illegal@node>";
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assertEquals(expected, result);
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}
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@Test
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public void shouldHandleNullNodeValue()
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{
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JSONObject inputJSON = new JSONObject();
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inputJSON.put("nullValue", JSONObject.NULL);
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// This is a possible preferred result
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// String expectedXML = "<nullValue/>";
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/**
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* This is the current behavior. JSONObject.NULL is emitted as
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* the string, "null".
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*/
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String actualXML = "<nullValue>null</nullValue>";
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String resultXML = XML.toString(inputJSON);
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assertEquals(actualXML, resultXML);
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}
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@Test
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public void contentOperations() {
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/**
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* Make sure we understand exactly how the "content" keyword works
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*/
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/**
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* When a standalone <!CDATA[...]] structure is found while parsing XML into a
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* JSONObject, the contents are placed in a string value with key="content".
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*/
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String xmlStr = "<tag1></tag1><![CDATA[if (a < b && a > 0) then return]]><tag2></tag2>";
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JSONObject jsonObject = XML.toJSONObject(xmlStr);
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assertTrue("1. 3 items", 3 == jsonObject.length());
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assertTrue("1. empty tag1", "".equals(jsonObject.get("tag1")));
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assertTrue("1. empty tag2", "".equals(jsonObject.get("tag2")));
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assertTrue("1. content found", "if (a < b && a > 0) then return".equals(jsonObject.get("content")));
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// multiple consecutive standalone cdatas are accumulated into an array
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xmlStr = "<tag1></tag1><![CDATA[if (a < b && a > 0) then return]]><tag2></tag2><![CDATA[here is another cdata]]>";
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jsonObject = XML.toJSONObject(xmlStr);
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assertTrue("2. 3 items", 3 == jsonObject.length());
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assertTrue("2. empty tag1", "".equals(jsonObject.get("tag1")));
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assertTrue("2. empty tag2", "".equals(jsonObject.get("tag2")));
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assertTrue("2. content array found", jsonObject.get("content") instanceof JSONArray);
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JSONArray jsonArray = jsonObject.getJSONArray("content");
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assertTrue("2. array size", jsonArray.length() == 2);
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assertTrue("2. content array entry 1", "if (a < b && a > 0) then return".equals(jsonArray.get(0)));
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assertTrue("2. content array entry 2", "here is another cdata".equals(jsonArray.get(1)));
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/**
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* text content is accumulated in a "content" inside a local JSONObject.
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* If there is only one instance, it is saved in the context (a different JSONObject
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* from the calling code. and the content element is discarded.
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*/
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xmlStr = "<tag1>value 1</tag1>";
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jsonObject = XML.toJSONObject(xmlStr);
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assertTrue("3. 2 items", 1 == jsonObject.length());
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assertTrue("3. value tag1", "value 1".equals(jsonObject.get("tag1")));
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/**
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* array-style text content (multiple tags with the same name) is
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* accumulated in a local JSONObject with key="content" and value=JSONArray,
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* saved in the context, and then the local JSONObject is discarded.
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*/
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xmlStr = "<tag1>value 1</tag1><tag1>2</tag1><tag1>true</tag1>";
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jsonObject = XML.toJSONObject(xmlStr);
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assertTrue("4. 1 item", 1 == jsonObject.length());
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assertTrue("4. content array found", jsonObject.get("tag1") instanceof JSONArray);
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jsonArray = jsonObject.getJSONArray("tag1");
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assertTrue("4. array size", jsonArray.length() == 3);
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assertTrue("4. content array entry 1", "value 1".equals(jsonArray.get(0)));
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assertTrue("4. content array entry 2", jsonArray.getInt(1) == 2);
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assertTrue("4. content array entry 2", jsonArray.getBoolean(2) == true);
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/**
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* Complex content is accumulated in a "content" field. For example, an element
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* may contain a mix of child elements and text. Each text segment is
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* accumulated to content.
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*/
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xmlStr = "<tag1>val1<tag2/>val2</tag1>";
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jsonObject = XML.toJSONObject(xmlStr);
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assertTrue("5. 1 item", 1 == jsonObject.length());
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assertTrue("5. jsonObject found", jsonObject.get("tag1") instanceof JSONObject);
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jsonObject = jsonObject.getJSONObject("tag1");
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assertTrue("5. 2 contained items", 2 == jsonObject.length());
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assertTrue("5. contained tag", "".equals(jsonObject.get("tag2")));
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assertTrue("5. contained content jsonArray found", jsonObject.get("content") instanceof JSONArray);
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jsonArray = jsonObject.getJSONArray("content");
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assertTrue("5. array size", jsonArray.length() == 2);
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assertTrue("5. content array entry 1", "val1".equals(jsonArray.get(0)));
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assertTrue("5. content array entry 2", "val2".equals(jsonArray.get(1)));
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/**
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* If there is only 1 complex text content, then it is accumulated in a
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* "content" field as a string.
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*/
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xmlStr = "<tag1>val1<tag2/></tag1>";
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jsonObject = XML.toJSONObject(xmlStr);
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assertTrue("6. 1 item", 1 == jsonObject.length());
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assertTrue("6. jsonObject found", jsonObject.get("tag1") instanceof JSONObject);
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jsonObject = jsonObject.getJSONObject("tag1");
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assertTrue("6. contained content found", "val1".equals(jsonObject.get("content")));
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assertTrue("6. contained tag2", "".equals(jsonObject.get("tag2")));
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}
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} |