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XMLTest.java
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XMLTest.java
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package org.json.junit;
/*
Public Domain.
*/
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotEquals;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.io.StringReader;
import java.util.HashMap;
import java.util.Map;
import org.json.*;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TemporaryFolder;
/**
* Tests for JSON-Java XML.java
* Note: noSpace() will be tested by JSONMLTest
*/
public class XMLTest {
/**
* JUnit supports temporary files and folders that are cleaned up after the test.
* https://garygregory.wordpress.com/2010/01/20/junit-tip-use-rules-to-manage-temporary-files-and-folders/
*/
@Rule
public TemporaryFolder testFolder = new TemporaryFolder();
/**
* JSONObject from a null XML string.
* Expects a NullPointerException
*/
@Test(expected=NullPointerException.class)
public void shouldHandleNullXML() {
String xmlStr = null;
JSONObject jsonObject = XML.toJSONObject(xmlStr);
assertTrue("jsonObject should be empty", jsonObject.isEmpty());
}
/**
* Empty JSONObject from an empty XML string.
*/
@Test
public void shouldHandleEmptyXML() {
String xmlStr = "";
JSONObject jsonObject = XML.toJSONObject(xmlStr);
assertTrue("jsonObject should be empty", jsonObject.isEmpty());
}
/**
* Empty JSONObject from a non-XML string.
*/
@Test
public void shouldHandleNonXML() {
String xmlStr = "{ \"this is\": \"not xml\"}";
JSONObject jsonObject = XML.toJSONObject(xmlStr);
assertTrue("xml string should be empty", jsonObject.isEmpty());
}
/**
* Invalid XML string (tag contains a frontslash).
* Expects a JSONException
*/
@Test
public void shouldHandleInvalidSlashInTag() {
String xmlStr =
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
"<addresses xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""+
" xsi:noNamespaceSchemaLocation='test.xsd'>\n"+
" <address>\n"+
" <name/x>\n"+
" <street>abc street</street>\n"+
" </address>\n"+
"</addresses>";
try {
XML.toJSONObject(xmlStr);
fail("Expecting a JSONException");
} catch (JSONException e) {
assertEquals("Expecting an exception message",
"Misshaped tag at 176 [character 14 line 4]",
e.getMessage());
}
}
/**
* Invalid XML string ('!' char in tag)
* Expects a JSONException
*/
@Test
public void shouldHandleInvalidBangInTag() {
String xmlStr =
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
"<addresses xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""+
" xsi:noNamespaceSchemaLocation='test.xsd'>\n"+
" <address>\n"+
" <name/>\n"+
" <!>\n"+
" </address>\n"+
"</addresses>";
try {
XML.toJSONObject(xmlStr);
fail("Expecting a JSONException");
} catch (JSONException e) {
assertEquals("Expecting an exception message",
"Misshaped meta tag at 214 [character 12 line 7]",
e.getMessage());
}
}
/**
* Invalid XML string ('!' char and no closing tag brace)
* Expects a JSONException
*/
@Test
public void shouldHandleInvalidBangNoCloseInTag() {
String xmlStr =
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
"<addresses xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""+
" xsi:noNamespaceSchemaLocation='test.xsd'>\n"+
" <address>\n"+
" <name/>\n"+
" <!\n"+
" </address>\n"+
"</addresses>";
try {
XML.toJSONObject(xmlStr);
fail("Expecting a JSONException");
} catch (JSONException e) {
assertEquals("Expecting an exception message",
"Misshaped meta tag at 213 [character 12 line 7]",
e.getMessage());
}
}
/**
* Invalid XML string (no end brace for tag)
* Expects JSONException
*/
@Test
public void shouldHandleNoCloseStartTag() {
String xmlStr =
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
"<addresses xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""+
" xsi:noNamespaceSchemaLocation='test.xsd'>\n"+
" <address>\n"+
" <name/>\n"+
" <abc\n"+
" </address>\n"+
"</addresses>";
try {
XML.toJSONObject(xmlStr);
fail("Expecting a JSONException");
} catch (JSONException e) {
assertEquals("Expecting an exception message",
"Misplaced '<' at 193 [character 4 line 6]",
e.getMessage());
}
}
/**
* Invalid XML string (partial CDATA chars in tag name)
* Expects JSONException
*/
@Test
public void shouldHandleInvalidCDATABangInTag() {
String xmlStr =
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
"<addresses xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""+
" xsi:noNamespaceSchemaLocation='test.xsd'>\n"+
" <address>\n"+
" <name>Joe Tester</name>\n"+
" <![[]>\n"+
" </address>\n"+
"</addresses>";
try {
XML.toJSONObject(xmlStr);
fail("Expecting a JSONException");
} catch (JSONException e) {
assertEquals("Expecting an exception message",
"Expected 'CDATA[' at 204 [character 11 line 5]",
e.getMessage());
}
}
/**
* Null JSONObject in XML.toString()
*/
@Test
public void shouldHandleNullJSONXML() {
JSONObject jsonObject= null;
String actualXml=XML.toString(jsonObject);
assertEquals("generated XML does not equal expected XML","\"null\"",actualXml);
}
/**
* Empty JSONObject in XML.toString()
*/
@Test
public void shouldHandleEmptyJSONXML() {
JSONObject jsonObject= new JSONObject();
String xmlStr = XML.toString(jsonObject);
assertTrue("xml string should be empty", xmlStr.isEmpty());
}
/**
* No SML start tag. The ending tag ends up being treated as content.
*/
@Test
public void shouldHandleNoStartTag() {
String xmlStr =
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
"<addresses xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""+
" xsi:noNamespaceSchemaLocation='test.xsd'>\n"+
" <address>\n"+
" <name/>\n"+
" <nocontent/>>\n"+
" </address>\n"+
"</addresses>";
String expectedStr =
"{\"addresses\":{\"address\":{\"name\":\"\",\"nocontent\":\"\",\""+
"content\":\">\"},\"xsi:noNamespaceSchemaLocation\":\"test.xsd\",\""+
"xmlns:xsi\":\"http://www.w3.org/2001/XMLSchema-instance\"}}";
JSONObject jsonObject = XML.toJSONObject(xmlStr);
JSONObject expectedJsonObject = new JSONObject(expectedStr);
Util.compareActualVsExpectedJsonObjects(jsonObject,expectedJsonObject);
}
/**
* Valid XML to JSONObject
*/
@Test
public void shouldHandleSimpleXML() {
String xmlStr =
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
"<addresses xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""+
" xsi:noNamespaceSchemaLocation='test.xsd'>\n"+
" <address>\n"+
" <name>Joe Tester</name>\n"+
" <street>[CDATA[Baker street 5]</street>\n"+
" <NothingHere/>\n"+
" <TrueValue>true</TrueValue>\n"+
" <FalseValue>false</FalseValue>\n"+
" <NullValue>null</NullValue>\n"+
" <PositiveValue>42</PositiveValue>\n"+
" <NegativeValue>-23</NegativeValue>\n"+
" <DoubleValue>-23.45</DoubleValue>\n"+
" <Nan>-23x.45</Nan>\n"+
" <ArrayOfNum>1, 2, 3, 4.1, 5.2</ArrayOfNum>\n"+
" </address>\n"+
"</addresses>";
String expectedStr =
"{\"addresses\":{\"address\":{\"street\":\"[CDATA[Baker street 5]\","+
"\"name\":\"Joe Tester\",\"NothingHere\":\"\",TrueValue:true,\n"+
"\"FalseValue\":false,\"NullValue\":null,\"PositiveValue\":42,\n"+
"\"NegativeValue\":-23,\"DoubleValue\":-23.45,\"Nan\":-23x.45,\n"+
"\"ArrayOfNum\":\"1, 2, 3, 4.1, 5.2\"\n"+
"},\"xsi:noNamespaceSchemaLocation\":"+
"\"test.xsd\",\"xmlns:xsi\":\"http://www.w3.org/2001/"+
"XMLSchema-instance\"}}";
compareStringToJSONObject(xmlStr, expectedStr);
compareReaderToJSONObject(xmlStr, expectedStr);
compareFileToJSONObject(xmlStr, expectedStr);
}
/**
* Tests to verify that supported escapes in XML are converted to actual values.
*/
@Test
public void testXmlEscapeToJson(){
String xmlStr =
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
"<root>"+
"<rawQuote>\"</rawQuote>"+
"<euro>A €33</euro>"+
"<euroX>A €22€</euroX>"+
"<unknown>some text ©</unknown>"+
"<known>" " & ' < ></known>"+
"<high>𝄢 𐅥</high>" +
"</root>";
String expectedStr =
"{\"root\":{" +
"\"rawQuote\":\"\\\"\"," +
"\"euro\":\"A €33\"," +
"\"euroX\":\"A €22€\"," +
"\"unknown\":\"some text ©\"," +
"\"known\":\"\\\" \\\" & ' < >\"," +
"\"high\":\"𝄢 𐅥\""+
"}}";
compareStringToJSONObject(xmlStr, expectedStr);
compareReaderToJSONObject(xmlStr, expectedStr);
compareFileToJSONObject(xmlStr, expectedStr);
}
/**
* Tests that control characters are escaped.
*/
@Test
public void testJsonToXmlEscape(){
final String jsonSrc = "{\"amount\":\"10,00 €\","
+ "\"description\":\"Ação Válida\u0085\","
+ "\"xmlEntities\":\"\\\" ' & < >\""
+ "}";
JSONObject json = new JSONObject(jsonSrc);
String xml = XML.toString(json);
//test control character not existing
assertFalse("Escaping \u0085 failed. Found in XML output.", xml.contains("\u0085"));
assertTrue("Escaping \u0085 failed. Entity not found in XML output.", xml.contains("…"));
// test normal unicode existing
assertTrue("Escaping € failed. Not found in XML output.", xml.contains("€"));
assertTrue("Escaping ç failed. Not found in XML output.", xml.contains("ç"));
assertTrue("Escaping ã failed. Not found in XML output.", xml.contains("ã"));
assertTrue("Escaping á failed. Not found in XML output.", xml.contains("á"));
// test XML Entities converted
assertTrue("Escaping \" failed. Not found in XML output.", xml.contains("""));
assertTrue("Escaping ' failed. Not found in XML output.", xml.contains("'"));
assertTrue("Escaping & failed. Not found in XML output.", xml.contains("&"));
assertTrue("Escaping < failed. Not found in XML output.", xml.contains("<"));
assertTrue("Escaping > failed. Not found in XML output.", xml.contains(">"));
}
/**
* Valid XML with comments to JSONObject
*/
@Test
public void shouldHandleCommentsInXML() {
String xmlStr =
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
"<!-- this is a comment -->\n"+
"<addresses>\n"+
" <address>\n"+
" <![CDATA[ this is -- <another> comment ]]>\n"+
" <name>Joe Tester</name>\n"+
" <!-- this is a - multi line \n"+
" comment -->\n"+
" <street>Baker street 5</street>\n"+
" </address>\n"+
"</addresses>";
JSONObject jsonObject = XML.toJSONObject(xmlStr);
String expectedStr = "{\"addresses\":{\"address\":{\"street\":\"Baker "+
"street 5\",\"name\":\"Joe Tester\",\"content\":\" this is -- "+
"<another> comment \"}}}";
JSONObject expectedJsonObject = new JSONObject(expectedStr);
Util.compareActualVsExpectedJsonObjects(jsonObject,expectedJsonObject);
}
/**
* Valid XML to XML.toString()
*/
@Test
public void shouldHandleToString() {
String xmlStr =
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
"<addresses xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""+
" xsi:noNamespaceSchemaLocation='test.xsd'>\n"+
" <address>\n"+
" <name>[CDATA[Joe & T > e < s " t ' er]]</name>\n"+
" <street>Baker street 5</street>\n"+
" <ArrayOfNum>1, 2, 3, 4.1, 5.2</ArrayOfNum>\n"+
" </address>\n"+
"</addresses>";
String expectedStr =
"{\"addresses\":{\"address\":{\"street\":\"Baker street 5\","+
"\"name\":\"[CDATA[Joe & T > e < s \\\" t \\\' er]]\","+
"\"ArrayOfNum\":\"1, 2, 3, 4.1, 5.2\"\n"+
"},\"xsi:noNamespaceSchemaLocation\":"+
"\"test.xsd\",\"xmlns:xsi\":\"http://www.w3.org/2001/"+
"XMLSchema-instance\"}}";
JSONObject jsonObject = XML.toJSONObject(xmlStr);
String xmlToStr = XML.toString(jsonObject);
JSONObject finalJsonObject = XML.toJSONObject(xmlToStr);
JSONObject expectedJsonObject = new JSONObject(expectedStr);
Util.compareActualVsExpectedJsonObjects(jsonObject,expectedJsonObject);
Util.compareActualVsExpectedJsonObjects(finalJsonObject,expectedJsonObject);
}
/**
* Converting a JSON doc containing '>' content to JSONObject, then
* XML.toString() should result in valid XML.
*/
@Test
public void shouldHandleContentNoArraytoString() {
String expectedStr = "{\"addresses\":{\"content\":\">\"}}";
JSONObject expectedJsonObject = new JSONObject(expectedStr);
String finalStr = XML.toString(expectedJsonObject);
String expectedFinalStr = "<addresses>></addresses>";
assertEquals("Should handle expectedFinal: ["+expectedStr+"] final: ["+
finalStr+"]", expectedFinalStr, finalStr);
}
/**
* Converting a JSON doc containing a 'content' array to JSONObject, then
* XML.toString() should result in valid XML.
* TODO: This is probably an error in how the 'content' keyword is used.
*/
@Test
public void shouldHandleContentArraytoString() {
String expectedStr =
"{\"addresses\":{" +
"\"content\":[1, 2, 3]}}";
JSONObject expectedJsonObject = new JSONObject(expectedStr);
String finalStr = XML.toString(expectedJsonObject);
String expectedFinalStr = "<addresses>"+
"1\n2\n3</addresses>";
assertEquals("Should handle expectedFinal: ["+expectedStr+"] final: ["+
finalStr+"]", expectedFinalStr, finalStr);
}
/**
* Converting a JSON doc containing a named array to JSONObject, then
* XML.toString() should result in valid XML.
*/
@Test
public void shouldHandleArraytoString() {
String expectedStr =
"{\"addresses\":{"+
"\"something\":[1, 2, 3]}}";
JSONObject expectedJsonObject = new JSONObject(expectedStr);
String finalStr = XML.toString(expectedJsonObject);
String expectedFinalStr = "<addresses>"+
"<something>1</something><something>2</something><something>3</something>"+
"</addresses>";
assertEquals("Should handle expectedFinal: ["+expectedStr+"] final: ["+
finalStr+"]", expectedFinalStr, finalStr);
}
/**
* Tests that the XML output for empty arrays is consistent.
*/
@Test
public void shouldHandleEmptyArray(){
final JSONObject jo1 = new JSONObject();
jo1.put("array",new Object[]{});
final JSONObject jo2 = new JSONObject();
jo2.put("array",new JSONArray());
final String expected = "<jo></jo>";
String output1 = XML.toString(jo1,"jo");
assertEquals("Expected an empty root tag", expected, output1);
String output2 = XML.toString(jo2,"jo");
assertEquals("Expected an empty root tag", expected, output2);
}
/**
* Tests that the XML output for arrays is consistent when an internal array is empty.
*/
@Test
public void shouldHandleEmptyMultiArray(){
final JSONObject jo1 = new JSONObject();
jo1.put("arr",new Object[]{"One", new String[]{}, "Four"});
final JSONObject jo2 = new JSONObject();
jo2.put("arr",new JSONArray(new Object[]{"One", new JSONArray(new String[]{}), "Four"}));
final String expected = "<jo><arr>One</arr><arr></arr><arr>Four</arr></jo>";
String output1 = XML.toString(jo1,"jo");
assertEquals("Expected a matching array", expected, output1);
String output2 = XML.toString(jo2,"jo");
assertEquals("Expected a matching array", expected, output2);
}
/**
* Tests that the XML output for arrays is consistent when arrays are not empty.
*/
@Test
public void shouldHandleNonEmptyArray(){
final JSONObject jo1 = new JSONObject();
jo1.put("arr",new String[]{"One", "Two", "Three"});
final JSONObject jo2 = new JSONObject();
jo2.put("arr",new JSONArray(new String[]{"One", "Two", "Three"}));
final String expected = "<jo><arr>One</arr><arr>Two</arr><arr>Three</arr></jo>";
String output1 = XML.toString(jo1,"jo");
assertEquals("Expected a non empty root tag", expected, output1);
String output2 = XML.toString(jo2,"jo");
assertEquals("Expected a non empty root tag", expected, output2);
}
/**
* Tests that the XML output for arrays is consistent when arrays are not empty and contain internal arrays.
*/
@Test
public void shouldHandleMultiArray(){
final JSONObject jo1 = new JSONObject();
jo1.put("arr",new Object[]{"One", new String[]{"Two", "Three"}, "Four"});
final JSONObject jo2 = new JSONObject();
jo2.put("arr",new JSONArray(new Object[]{"One", new JSONArray(new String[]{"Two", "Three"}), "Four"}));
final String expected = "<jo><arr>One</arr><arr><array>Two</array><array>Three</array></arr><arr>Four</arr></jo>";
String output1 = XML.toString(jo1,"jo");
assertEquals("Expected a matching array", expected, output1);
String output2 = XML.toString(jo2,"jo");
assertEquals("Expected a matching array", expected, output2);
}
/**
* Converting a JSON doc containing a named array of nested arrays to
* JSONObject, then XML.toString() should result in valid XML.
*/
@Test
public void shouldHandleNestedArraytoString() {
String xmlStr =
"{\"addresses\":{\"address\":{\"name\":\"\",\"nocontent\":\"\","+
"\"outer\":[[1], [2], [3]]},\"xsi:noNamespaceSchemaLocation\":\"test.xsd\",\""+
"xmlns:xsi\":\"http://www.w3.org/2001/XMLSchema-instance\"}}";
JSONObject jsonObject = new JSONObject(xmlStr);
String finalStr = XML.toString(jsonObject);
JSONObject finalJsonObject = XML.toJSONObject(finalStr);
String expectedStr = "<addresses><address><name/><nocontent/>"+
"<outer><array>1</array></outer><outer><array>2</array>"+
"</outer><outer><array>3</array></outer>"+
"</address><xsi:noNamespaceSchemaLocation>test.xsd</xsi:noName"+
"spaceSchemaLocation><xmlns:xsi>http://www.w3.org/2001/XMLSche"+
"ma-instance</xmlns:xsi></addresses>";
JSONObject expectedJsonObject = XML.toJSONObject(expectedStr);
Util.compareActualVsExpectedJsonObjects(finalJsonObject,expectedJsonObject);
}
/**
* Possible bug:
* Illegal node-names must be converted to legal XML-node-names.
* The given example shows 2 nodes which are valid for JSON, but not for XML.
* Therefore illegal arguments should be converted to e.g. an underscore (_).
*/
@Test
public void shouldHandleIllegalJSONNodeNames()
{
JSONObject inputJSON = new JSONObject();
inputJSON.append("123IllegalNode", "someValue1");
inputJSON.append("Illegal@node", "someValue2");
String result = XML.toString(inputJSON);
/*
* This is invalid XML. Names should not begin with digits or contain
* certain values, including '@'. One possible solution is to replace
* illegal chars with '_', in which case the expected output would be:
* <___IllegalNode>someValue1</___IllegalNode><Illegal_node>someValue2</Illegal_node>
*/
String expected = "<123IllegalNode>someValue1</123IllegalNode><Illegal@node>someValue2</Illegal@node>";
assertEquals("length",expected.length(), result.length());
assertTrue("123IllegalNode",result.contains("<123IllegalNode>someValue1</123IllegalNode>"));
assertTrue("Illegal@node",result.contains("<Illegal@node>someValue2</Illegal@node>"));
}
/**
* JSONObject with NULL value, to XML.toString()
*/
@Test
public void shouldHandleNullNodeValue()
{
JSONObject inputJSON = new JSONObject();
inputJSON.put("nullValue", JSONObject.NULL);
// This is a possible preferred result
// String expectedXML = "<nullValue/>";
/**
* This is the current behavior. JSONObject.NULL is emitted as
* the string, "null".
*/
String actualXML = "<nullValue>null</nullValue>";
String resultXML = XML.toString(inputJSON);
assertEquals(actualXML, resultXML);
}
/**
* Investigate exactly how the "content" keyword works
*/
@Test
public void contentOperations() {
/*
* When a standalone <!CDATA[...]] structure is found while parsing XML into a
* JSONObject, the contents are placed in a string value with key="content".
*/
String xmlStr = "<tag1></tag1><![CDATA[if (a < b && a > 0) then return]]><tag2></tag2>";
JSONObject jsonObject = XML.toJSONObject(xmlStr);
assertTrue("1. 3 items", 3 == jsonObject.length());
assertTrue("1. empty tag1", "".equals(jsonObject.get("tag1")));
assertTrue("1. empty tag2", "".equals(jsonObject.get("tag2")));
assertTrue("1. content found", "if (a < b && a > 0) then return".equals(jsonObject.get("content")));
// multiple consecutive standalone cdatas are accumulated into an array
xmlStr = "<tag1></tag1><![CDATA[if (a < b && a > 0) then return]]><tag2></tag2><![CDATA[here is another cdata]]>";
jsonObject = XML.toJSONObject(xmlStr);
assertTrue("2. 3 items", 3 == jsonObject.length());
assertTrue("2. empty tag1", "".equals(jsonObject.get("tag1")));
assertTrue("2. empty tag2", "".equals(jsonObject.get("tag2")));
assertTrue("2. content array found", jsonObject.get("content") instanceof JSONArray);
JSONArray jsonArray = jsonObject.getJSONArray("content");
assertTrue("2. array size", jsonArray.length() == 2);
assertTrue("2. content array entry 0", "if (a < b && a > 0) then return".equals(jsonArray.get(0)));
assertTrue("2. content array entry 1", "here is another cdata".equals(jsonArray.get(1)));
/*
* text content is accumulated in a "content" inside a local JSONObject.
* If there is only one instance, it is saved in the context (a different JSONObject
* from the calling code. and the content element is discarded.
*/
xmlStr = "<tag1>value 1</tag1>";
jsonObject = XML.toJSONObject(xmlStr);
assertTrue("3. 2 items", 1 == jsonObject.length());
assertTrue("3. value tag1", "value 1".equals(jsonObject.get("tag1")));
/*
* array-style text content (multiple tags with the same name) is
* accumulated in a local JSONObject with key="content" and value=JSONArray,
* saved in the context, and then the local JSONObject is discarded.
*/
xmlStr = "<tag1>value 1</tag1><tag1>2</tag1><tag1>true</tag1>";
jsonObject = XML.toJSONObject(xmlStr);
assertTrue("4. 1 item", 1 == jsonObject.length());
assertTrue("4. content array found", jsonObject.get("tag1") instanceof JSONArray);
jsonArray = jsonObject.getJSONArray("tag1");
assertTrue("4. array size", jsonArray.length() == 3);
assertTrue("4. content array entry 0", "value 1".equals(jsonArray.get(0)));
assertTrue("4. content array entry 1", jsonArray.getInt(1) == 2);
assertTrue("4. content array entry 2", jsonArray.getBoolean(2) == true);
/*
* Complex content is accumulated in a "content" field. For example, an element
* may contain a mix of child elements and text. Each text segment is
* accumulated to content.
*/
xmlStr = "<tag1>val1<tag2/>val2</tag1>";
jsonObject = XML.toJSONObject(xmlStr);
assertTrue("5. 1 item", 1 == jsonObject.length());
assertTrue("5. jsonObject found", jsonObject.get("tag1") instanceof JSONObject);
jsonObject = jsonObject.getJSONObject("tag1");
assertTrue("5. 2 contained items", 2 == jsonObject.length());
assertTrue("5. contained tag", "".equals(jsonObject.get("tag2")));
assertTrue("5. contained content jsonArray found", jsonObject.get("content") instanceof JSONArray);
jsonArray = jsonObject.getJSONArray("content");
assertTrue("5. array size", jsonArray.length() == 2);
assertTrue("5. content array entry 0", "val1".equals(jsonArray.get(0)));
assertTrue("5. content array entry 1", "val2".equals(jsonArray.get(1)));
/*
* If there is only 1 complex text content, then it is accumulated in a
* "content" field as a string.
*/
xmlStr = "<tag1>val1<tag2/></tag1>";
jsonObject = XML.toJSONObject(xmlStr);
assertTrue("6. 1 item", 1 == jsonObject.length());
assertTrue("6. jsonObject found", jsonObject.get("tag1") instanceof JSONObject);
jsonObject = jsonObject.getJSONObject("tag1");
assertTrue("6. contained content found", "val1".equals(jsonObject.get("content")));
assertTrue("6. contained tag2", "".equals(jsonObject.get("tag2")));
/*
* In this corner case, the content sibling happens to have key=content
* We end up with an array within an array, and no content element.
* This is probably a bug.
*/
xmlStr = "<tag1>val1<content/></tag1>";
jsonObject = XML.toJSONObject(xmlStr);
assertTrue("7. 1 item", 1 == jsonObject.length());
assertTrue("7. jsonArray found", jsonObject.get("tag1") instanceof JSONArray);
jsonArray = jsonObject.getJSONArray("tag1");
assertTrue("array size 1", jsonArray.length() == 1);
assertTrue("7. contained array found", jsonArray.get(0) instanceof JSONArray);
jsonArray = jsonArray.getJSONArray(0);
assertTrue("7. inner array size 2", jsonArray.length() == 2);
assertTrue("7. inner array item 0", "val1".equals(jsonArray.get(0)));
assertTrue("7. inner array item 1", "".equals(jsonArray.get(1)));
/*
* Confirm behavior of original issue
*/
String jsonStr =
"{"+
"\"Profile\": {"+
"\"list\": {"+
"\"history\": {"+
"\"entries\": ["+
"{"+
"\"deviceId\": \"id\","+
"\"content\": {"+
"\"material\": ["+
"{"+
"\"stuff\": false"+
"}"+
"]"+
"}"+
"}"+
"]"+
"}"+
"}"+
"}"+
"}";
jsonObject = new JSONObject(jsonStr);
xmlStr = XML.toString(jsonObject);
/*
* This is the created XML. Looks like content was mistaken for
* complex (child node + text) XML.
* <Profile>
* <list>
* <history>
* <entries>
* <deviceId>id</deviceId>
* {"material":[{"stuff":false}]}
* </entries>
* </history>
* </list>
* </Profile>
*/
assertTrue("nothing to test here, see comment on created XML, above", true);
}
/**
* Convenience method, given an input string and expected result,
* convert to JSONObject and compare actual to expected result.
* @param xmlStr the string to parse
* @param expectedStr the expected JSON string
*/
private void compareStringToJSONObject(String xmlStr, String expectedStr) {
JSONObject jsonObject = XML.toJSONObject(xmlStr);
JSONObject expectedJsonObject = new JSONObject(expectedStr);
Util.compareActualVsExpectedJsonObjects(jsonObject,expectedJsonObject);
}
/**
* Convenience method, given an input string and expected result,
* convert to JSONObject via reader and compare actual to expected result.
* @param xmlStr the string to parse
* @param expectedStr the expected JSON string
*/
private void compareReaderToJSONObject(String xmlStr, String expectedStr) {
JSONObject expectedJsonObject = new JSONObject(expectedStr);
Reader reader = new StringReader(xmlStr);
JSONObject jsonObject = XML.toJSONObject(reader);
Util.compareActualVsExpectedJsonObjects(jsonObject,expectedJsonObject);
}
/**
* Convenience method, given an input string and expected result, convert to
* JSONObject via file and compare actual to expected result.
*
* @param xmlStr
* the string to parse
* @param expectedStr
* the expected JSON string
* @throws IOException
*/
private void compareFileToJSONObject(String xmlStr, String expectedStr) {
try {
JSONObject expectedJsonObject = new JSONObject(expectedStr);
File tempFile = this.testFolder.newFile("fileToJSONObject.xml");
FileWriter fileWriter = new FileWriter(tempFile);
try {
fileWriter.write(xmlStr);
} finally {
fileWriter.close();
}
Reader reader = new FileReader(tempFile);
try {
JSONObject jsonObject = XML.toJSONObject(reader);
Util.compareActualVsExpectedJsonObjects(jsonObject,expectedJsonObject);
} finally {
reader.close();
}
} catch (IOException e) {
fail("Error: " +e.getMessage());
}
}
/**
* JSON string lost leading zero and converted "True" to true.
*/
@Test
public void testToJSONArray_jsonOutput() {
final String originalXml = "<root><id>01</id><id>1</id><id>00</id><id>0</id><item id=\"01\"/><title>True</title></root>";
final JSONObject expectedJson = new JSONObject("{\"root\":{\"item\":{\"id\":\"01\"},\"id\":[\"01\",1,\"00\",0],\"title\":true}}");
final JSONObject actualJsonOutput = XML.toJSONObject(originalXml, false);
Util.compareActualVsExpectedJsonObjects(actualJsonOutput,expectedJson);
}
/**
* JSON string cannot be reverted to original xml.
*/
@Test
public void testToJSONArray_reversibility() {
final String originalXml = "<root><id>01</id><id>1</id><id>00</id><id>0</id><item id=\"01\"/><title>True</title></root>";
final String revertedXml = XML.toString(XML.toJSONObject(originalXml, false));
assertNotEquals(revertedXml, originalXml);
}
/**
* test passes when using the new method toJsonArray.
*/
@Test
public void testToJsonXML() {
final String originalXml = "<root><id>01</id><id>1</id><id>00</id><id>0</id><item id=\"01\"/><title>True</title></root>";
final JSONObject expected = new JSONObject("{\"root\":{\"item\":{\"id\":\"01\"},\"id\":[\"01\",\"1\",\"00\",\"0\"],\"title\":\"True\"}}");
final JSONObject actual = XML.toJSONObject(originalXml,true);
Util.compareActualVsExpectedJsonObjects(actual, expected);
final String reverseXml = XML.toString(actual);
// this reversal isn't exactly the same. use JSONML for an exact reversal
// the order of the elements may be differnet as well.
final String expectedReverseXml = "<root><item><id>01</id></item><id>01</id><id>1</id><id>00</id><id>0</id><title>True</title></root>";
assertEquals("length",expectedReverseXml.length(), reverseXml.length());
assertTrue("array contents", reverseXml.contains("<id>01</id><id>1</id><id>00</id><id>0</id>"));
assertTrue("item contents", reverseXml.contains("<item><id>01</id></item>"));
assertTrue("title contents", reverseXml.contains("<title>True</title>"));
}
/**
* test to validate certain conditions of XML unescaping.
*/
@Test
public void testUnescape() {
assertEquals("{\"xml\":\"Can cope <;\"}",
XML.toJSONObject("<xml>Can cope <; </xml>").toString());
assertEquals("Can cope <; ", XML.unescape("Can cope <; "));
assertEquals("{\"xml\":\"Can cope & ;\"}",
XML.toJSONObject("<xml>Can cope & ; </xml>").toString());
assertEquals("Can cope & ; ", XML.unescape("Can cope & ; "));
assertEquals("{\"xml\":\"Can cope &;\"}",
XML.toJSONObject("<xml>Can cope &; </xml>").toString());
assertEquals("Can cope &; ", XML.unescape("Can cope &; "));
// unicode entity
assertEquals("{\"xml\":\"Can cope 4;\"}",
XML.toJSONObject("<xml>Can cope 4; </xml>").toString());
assertEquals("Can cope 4; ", XML.unescape("Can cope 4; "));
// double escaped
assertEquals("{\"xml\":\"Can cope <\"}",
XML.toJSONObject("<xml>Can cope &lt; </xml>").toString());
assertEquals("Can cope < ", XML.unescape("Can cope &lt; "));
assertEquals("{\"xml\":\"Can cope 4\"}",
XML.toJSONObject("<xml>Can cope &#x34; </xml>").toString());
assertEquals("Can cope 4 ", XML.unescape("Can cope &#x34; "));
}
/**
* test passes when xsi:nil="true" converting to null (JSON specification-like nil conversion enabled)
*/
@Test
public void testToJsonWithNullWhenNilConversionEnabled() {
final String originalXml = "<root><id xsi:nil=\"true\"/></root>";
final String expectedJsonString = "{\"root\":{\"id\":null}}";
final JSONObject json = XML.toJSONObject(originalXml,
new XMLParserConfiguration()
.withKeepStrings(false)
.withcDataTagName("content")
.withConvertNilAttributeToNull(true));
assertEquals(expectedJsonString, json.toString());
}
/**
* test passes when xsi:nil="true" not converting to null (JSON specification-like nil conversion disabled)
*/
@Test
public void testToJsonWithNullWhenNilConversionDisabled() {
final String originalXml = "<root><id xsi:nil=\"true\"/></root>";
final String expectedJsonString = "{\"root\":{\"id\":{\"xsi:nil\":true}}}";
final JSONObject json = XML.toJSONObject(originalXml, new XMLParserConfiguration());
assertEquals(expectedJsonString, json.toString());
}
/**
* Tests to verify that supported escapes in XML are converted to actual values.
*/
@Test
public void testIssue537CaseSensitiveHexEscapeMinimal(){
String xmlStr =
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
"<root>Neutrophils.Hypersegmented | Bld-Ser-Plas</root>";
String expectedStr =
"{\"root\":\"Neutrophils.Hypersegmented | Bld-Ser-Plas\"}";
JSONObject xmlJSONObj = XML.toJSONObject(xmlStr, true);
JSONObject expected = new JSONObject(expectedStr);
Util.compareActualVsExpectedJsonObjects(xmlJSONObj, expected);
}
/**
* Tests to verify that supported escapes in XML are converted to actual values.
*/
@Test
public void testIssue537CaseSensitiveHexEscapeFullFile(){
try {
InputStream xmlStream = null;
try {
xmlStream = XMLTest.class.getClassLoader().getResourceAsStream("Issue537.xml");
Reader xmlReader = new InputStreamReader(xmlStream);
JSONObject actual = XML.toJSONObject(xmlReader, true);
InputStream jsonStream = null;
try {
jsonStream = XMLTest.class.getClassLoader().getResourceAsStream("Issue537.json");
final JSONObject expected = new JSONObject(new JSONTokener(jsonStream));
Util.compareActualVsExpectedJsonObjects(actual,expected);
} finally {
if (jsonStream != null) {
jsonStream.close();
}
}
} finally {
if (xmlStream != null) {
xmlStream.close();
}
}
} catch (IOException e) {
fail("file writer error: " +e.getMessage());
}
}
/**
* Tests to verify that supported escapes in XML are converted to actual values.
*/
@Test
public void testIssue537CaseSensitiveHexUnEscapeDirect(){
String origStr =
"Neutrophils.Hypersegmented | Bld-Ser-Plas";
String expectedStr =
"Neutrophils.Hypersegmented | Bld-Ser-Plas";
String actualStr = XML.unescape(origStr);
assertEquals("Case insensitive Entity unescape", expectedStr, actualStr);
}
/**
* test passes when xsi:type="java.lang.String" not converting to string
*/
@Test
public void testToJsonWithTypeWhenTypeConversionDisabled() {
String originalXml = "<root><id xsi:type=\"string\">1234</id></root>";
String expectedJsonString = "{\"root\":{\"id\":{\"xsi:type\":\"string\",\"content\":1234}}}";
JSONObject expectedJson = new JSONObject(expectedJsonString);
JSONObject actualJson = XML.toJSONObject(originalXml, new XMLParserConfiguration());
Util.compareActualVsExpectedJsonObjects(actualJson,expectedJson);
}
/**
* test passes when xsi:type="java.lang.String" converting to String
*/
@Test
public void testToJsonWithTypeWhenTypeConversionEnabled() {
String originalXml = "<root><id1 xsi:type=\"string\">1234</id1>"
+ "<id2 xsi:type=\"integer\">1234</id2></root>";
String expectedJsonString = "{\"root\":{\"id2\":1234,\"id1\":\"1234\"}}";
JSONObject expectedJson = new JSONObject(expectedJsonString);
Map<String, XMLXsiTypeConverter<?>> xsiTypeMap = new HashMap<String, XMLXsiTypeConverter<?>>();
xsiTypeMap.put("string", new XMLXsiTypeConverter<String>() {
@Override public String convert(final String value) {
return value;
}
});
xsiTypeMap.put("integer", new XMLXsiTypeConverter<Integer>() {
@Override public Integer convert(final String value) {
return Integer.valueOf(value);
}
});
JSONObject actualJson = XML.toJSONObject(originalXml, new XMLParserConfiguration().withXsiTypeMap(xsiTypeMap));
Util.compareActualVsExpectedJsonObjects(actualJson,expectedJson);
}
@Test
public void testToJsonWithXSITypeWhenTypeConversionEnabled() {
String originalXml = "<root><asString xsi:type=\"string\">12345</asString><asInt "
+ "xsi:type=\"integer\">54321</asInt></root>";
String expectedJsonString = "{\"root\":{\"asString\":\"12345\",\"asInt\":54321}}";
JSONObject expectedJson = new JSONObject(expectedJsonString);
Map<String, XMLXsiTypeConverter<?>> xsiTypeMap = new HashMap<String, XMLXsiTypeConverter<?>>();
xsiTypeMap.put("string", new XMLXsiTypeConverter<String>() {
@Override public String convert(final String value) {
return value;
}