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JSONObjectTest.java
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3630 lines (3390 loc) · 176 KB
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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.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import java.io.IOException;
import java.io.InputStream;
import java.io.Reader;
import java.io.StringReader;
import java.io.StringWriter;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.util.*;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.regex.Pattern;
import org.json.CDL;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import org.json.JSONPointerException;
import org.json.JSONString;
import org.json.JSONTokener;
import org.json.XML;
import org.json.junit.data.BrokenToString;
import org.json.junit.data.ExceptionalBean;
import org.json.junit.data.Fraction;
import org.json.junit.data.GenericBean;
import org.json.junit.data.GenericBeanInt;
import org.json.junit.data.MyBean;
import org.json.junit.data.MyBeanCustomName;
import org.json.junit.data.MyBeanCustomNameSubClass;
import org.json.junit.data.MyBigNumberBean;
import org.json.junit.data.MyEnum;
import org.json.junit.data.MyEnumField;
import org.json.junit.data.MyJsonString;
import org.json.junit.data.MyNumber;
import org.json.junit.data.MyNumberContainer;
import org.json.junit.data.MyPublicClass;
import org.json.junit.data.RecursiveBean;
import org.json.junit.data.RecursiveBeanEquals;
import org.json.junit.data.Singleton;
import org.json.junit.data.SingletonEnum;
import org.json.junit.data.WeirdList;
import org.junit.Test;
import com.jayway.jsonpath.Configuration;
import com.jayway.jsonpath.JsonPath;
/**
* JSONObject, along with JSONArray, are the central classes of the reference app.
* All of the other classes interact with them, and JSON functionality would
* otherwise be impossible.
*/
public class JSONObjectTest {
/**
* Regular Expression Pattern that matches JSON Numbers. This is primarily used for
* output to guarantee that we are always writing valid JSON.
*/
static final Pattern NUMBER_PATTERN = Pattern.compile("-?(?:0|[1-9]\\d*)(?:\\.\\d+)?(?:[eE][+-]?\\d+)?");
/**
* Tests that the similar method is working as expected.
*/
@Test
public void verifySimilar() {
final String string1 = "HasSameRef";
final String string2 = "HasDifferentRef";
JSONObject obj1 = new JSONObject()
.put("key1", "abc")
.put("key2", 2)
.put("key3", string1);
JSONObject obj2 = new JSONObject()
.put("key1", "abc")
.put("key2", 3)
.put("key3", string1);
JSONObject obj3 = new JSONObject()
.put("key1", "abc")
.put("key2", 2)
.put("key3", new String(string1));
JSONObject obj4 = new JSONObject()
.put("key1", "abc")
.put("key2", 2.0)
.put("key3", new String(string1));
JSONObject obj5 = new JSONObject()
.put("key1", "abc")
.put("key2", 2.0)
.put("key3", new String(string2));
assertFalse("obj1-obj2 Should eval to false", obj1.similar(obj2));
assertTrue("obj1-obj3 Should eval to true", obj1.similar(obj3));
assertTrue("obj1-obj4 Should eval to true", obj1.similar(obj4));
assertFalse("obj1-obj5 Should eval to false", obj1.similar(obj5));
// verify that a double and big decimal are "similar"
assertTrue("should eval to true",new JSONObject().put("a",1.1d).similar(new JSONObject("{\"a\":1.1}")));
// Confirm #618 is fixed (compare should not exit early if similar numbers are found)
// Note that this test may not work if the JSONObject map entry order changes
JSONObject first = new JSONObject("{\"a\": 1, \"b\": 2, \"c\": 3}");
JSONObject second = new JSONObject("{\"a\": 1, \"b\": 2.0, \"c\": 4}");
assertFalse("first-second should eval to false", first.similar(second));
List<JSONObject> jsonObjects = new ArrayList<JSONObject>(
Arrays.asList(obj1, obj2, obj3, obj4, obj5)
);
Util.checkJSONObjectsMaps(jsonObjects);
}
@Test
public void timeNumberParsing() {
// test data to use
final String[] testData = new String[] {
null,
"",
"100",
"-100",
"abc123",
"012345",
"100.5e199",
"-100.5e199",
"DEADBEEF",
"0xDEADBEEF",
"1234567890.1234567890",
"-1234567890.1234567890",
"adloghakuidghauiehgauioehgdkjfb nsruoh aeu noerty384 nkljfgh "
+ "395h tdfn kdz8yt3 4hkls gn.ey85 4hzfhnz.o8y5a84 onvklt "
+ "yh389thub nkz8y49lihv al4itlaithknty8hnbl"
// long (in length) number sequences with invalid data at the end of the
// string offer very poor performance for the REGEX.
,"123467890123467890123467890123467890123467890123467890123467"
+ "8901234678901234678901234678901234678901234678901234678"
+ "9012346789012346789012346789012346789012346789012346789"
+ "0a"
};
final int testDataLength = testData.length;
/**
* Changed to 1000 for faster test runs
*/
// final int iterations = 1000000;
final int iterations = 1000;
// 10 million iterations 1,000,000 * 10 (currently 100,000)
long startTime = System.nanoTime();
for(int i = 0; i < iterations; i++) {
for(int j = 0; j < testDataLength; j++) {
try {
BigDecimal v1 = new BigDecimal(testData[j]);
v1.signum();
} catch(Exception ignore) {
//do nothing
}
}
}
final long elapsedNano1 = System.nanoTime() - startTime;
System.out.println("new BigDecimal(testData[]) : " + elapsedNano1 / 1000000 + " ms");
startTime = System.nanoTime();
for(int i = 0; i < iterations; i++) {
for(int j = 0; j < testDataLength; j++) {
try {
boolean v2 = NUMBER_PATTERN.matcher(testData[j]).matches();
assert v2 == !!v2;
} catch(Exception ignore) {
//do nothing
}
}
}
final long elapsedNano2 = System.nanoTime() - startTime;
System.out.println("NUMBER_PATTERN.matcher(testData[]).matches() : " + elapsedNano2 / 1000000 + " ms");
// don't assert normally as the testing is machine dependent.
// assertTrue("Expected Pattern matching to be faster than BigDecimal constructor",elapsedNano2<elapsedNano1);
}
/**
* JSONObject built from a bean, but only using a null value.
* Nothing good is expected to happen.
* Expects NullPointerException
*/
@Test(expected=NullPointerException.class)
public void jsonObjectByNullBean() {
JSONObject jsonObject = new JSONObject((MyBean)null);
assertNull("Expected an exception", jsonObject);
Util.checkJSONObjectMaps(jsonObject);
}
/**
* The JSON parser is permissive of unambiguous unquoted keys and values.
* Such JSON text should be allowed, even if it does not strictly conform
* to the spec. However, after being parsed, toString() should emit strictly
* conforming JSON text.
*/
@Test
public void unquotedText() {
String str = "{key1:value1, key2:42, 1.2 : 3.4, -7e5 : something!}";
JSONObject jsonObject = new JSONObject(str);
String textStr = jsonObject.toString();
assertTrue("expected key1", textStr.contains("\"key1\""));
assertTrue("expected value1", textStr.contains("\"value1\""));
assertTrue("expected key2", textStr.contains("\"key2\""));
assertTrue("expected 42", textStr.contains("42"));
assertTrue("expected 1.2", textStr.contains("\"1.2\""));
assertTrue("expected 3.4", textStr.contains("3.4"));
assertTrue("expected -7E+5", textStr.contains("\"-7E+5\""));
assertTrue("expected something!", textStr.contains("\"something!\""));
Util.checkJSONObjectMaps(jsonObject);
}
@Test
public void testLongFromString(){
String str = "26315000000253009";
JSONObject json = new JSONObject();
json.put("key", str);
final Object actualKey = json.opt("key");
assert str.equals(actualKey) : "Incorrect key value. Got " + actualKey
+ " expected " + str;
final long actualLong = json.optLong("key");
assert actualLong != 0 : "Unable to extract long value for string " + str;
assert 26315000000253009L == actualLong : "Incorrect key value. Got "
+ actualLong + " expected " + str;
final Long actualLongObject = json.optLongObject("key");
assert actualLongObject != 0L : "Unable to extract Long value for string " + str;
assert Long.valueOf(26315000000253009L).equals(actualLongObject) : "Incorrect key value. Got "
+ actualLongObject + " expected " + str;
final String actualString = json.optString("key");
assert str.equals(actualString) : "Incorrect key value. Got "
+ actualString + " expected " + str;
Util.checkJSONObjectMaps(json);
}
/**
* A JSONObject can be created with no content
*/
@Test
public void emptyJsonObject() {
JSONObject jsonObject = new JSONObject();
assertTrue("jsonObject should be empty", jsonObject.isEmpty());
Util.checkJSONObjectMaps(jsonObject);
}
/**
* A JSONObject can be created from another JSONObject plus a list of names.
* In this test, some of the starting JSONObject keys are not in the
* names list.
*/
@Test
public void jsonObjectByNames() {
String str =
"{"+
"\"trueKey\":true,"+
"\"falseKey\":false,"+
"\"nullKey\":null,"+
"\"stringKey\":\"hello world!\","+
"\"escapeStringKey\":\"h\be\tllo w\u1234orld!\","+
"\"intKey\":42,"+
"\"doubleKey\":-23.45e67"+
"}";
String[] keys = {"falseKey", "stringKey", "nullKey", "doubleKey"};
JSONObject jsonObject = new JSONObject(str);
// validate JSON
JSONObject jsonObjectByName = new JSONObject(jsonObject, keys);
Object doc = Configuration.defaultConfiguration().jsonProvider().parse(jsonObjectByName.toString());
assertTrue("expected 4 top level items", ((Map<?,?>)(JsonPath.read(doc, "$"))).size() == 4);
assertTrue("expected \"falseKey\":false", Boolean.FALSE.equals(jsonObjectByName.query("/falseKey")));
assertTrue("expected \"nullKey\":null", JSONObject.NULL.equals(jsonObjectByName.query("/nullKey")));
assertTrue("expected \"stringKey\":\"hello world!\"", "hello world!".equals(jsonObjectByName.query("/stringKey")));
assertTrue("expected \"doubleKey\":-23.45e67", new BigDecimal("-23.45e67").equals(jsonObjectByName.query("/doubleKey")));
Util.checkJSONObjectsMaps(new ArrayList<JSONObject>(Arrays.asList(jsonObject, jsonObjectByName)));
}
/**
* JSONObjects can be built from a Map<String, Object>.
* In this test the map is null.
* the JSONObject(JsonTokener) ctor is not tested directly since it already
* has full coverage from other tests.
*/
@Test
public void jsonObjectByNullMap() {
Map<String, Object> map = null;
JSONObject jsonObject = new JSONObject(map);
assertTrue("jsonObject should be empty", jsonObject.isEmpty());
Util.checkJSONObjectMaps(jsonObject);
}
/**
* JSONObjects can be built from a Map<String, Object>.
* In this test all of the map entries are valid JSON types.
*/
@Test
public void jsonObjectByMap() {
Map<String, Object> map = new HashMap<String, Object>();
map.put("trueKey", Boolean.valueOf(true));
map.put("falseKey", Boolean.valueOf(false));
map.put("stringKey", "hello world!");
map.put("escapeStringKey", "h\be\tllo w\u1234orld!");
map.put("intKey", Long.valueOf(42));
map.put("doubleKey", Double.valueOf(-23.45e67));
JSONObject jsonObject = new JSONObject(map);
// validate JSON
Object doc = Configuration.defaultConfiguration().jsonProvider().parse(jsonObject.toString());
assertTrue("expected 6 top level items", ((Map<?,?>)(JsonPath.read(doc, "$"))).size() == 6);
assertTrue("expected \"trueKey\":true", Boolean.TRUE.equals(jsonObject.query("/trueKey")));
assertTrue("expected \"falseKey\":false", Boolean.FALSE.equals(jsonObject.query("/falseKey")));
assertTrue("expected \"stringKey\":\"hello world!\"", "hello world!".equals(jsonObject.query("/stringKey")));
assertTrue("expected \"escapeStringKey\":\"h\be\tllo w\u1234orld!\"", "h\be\tllo w\u1234orld!".equals(jsonObject.query("/escapeStringKey")));
assertTrue("expected \"doubleKey\":-23.45e67", Double.valueOf("-23.45e67").equals(jsonObject.query("/doubleKey")));
Util.checkJSONObjectMaps(jsonObject);
}
/**
* Verifies that the constructor has backwards compatability with RAW types pre-java5.
*/
@Test
public void verifyConstructor() {
final JSONObject expected = new JSONObject("{\"myKey\":10}");
@SuppressWarnings("rawtypes")
Map myRawC = Collections.singletonMap("myKey", Integer.valueOf(10));
JSONObject jaRaw = new JSONObject(myRawC);
Map<String, Object> myCStrObj = Collections.singletonMap("myKey",
(Object) Integer.valueOf(10));
JSONObject jaStrObj = new JSONObject(myCStrObj);
Map<String, Integer> myCStrInt = Collections.singletonMap("myKey",
Integer.valueOf(10));
JSONObject jaStrInt = new JSONObject(myCStrInt);
Map<?, ?> myCObjObj = Collections.singletonMap((Object) "myKey",
(Object) Integer.valueOf(10));
JSONObject jaObjObj = new JSONObject(myCObjObj);
assertTrue(
"The RAW Collection should give me the same as the Typed Collection",
expected.similar(jaRaw));
assertTrue(
"The RAW Collection should give me the same as the Typed Collection",
expected.similar(jaStrObj));
assertTrue(
"The RAW Collection should give me the same as the Typed Collection",
expected.similar(jaStrInt));
assertTrue(
"The RAW Collection should give me the same as the Typed Collection",
expected.similar(jaObjObj));
Util.checkJSONObjectsMaps(new ArrayList<JSONObject>(
Arrays.asList(jaRaw, jaStrObj, jaStrInt, jaObjObj))
);
}
/**
* Tests Number serialization.
*/
@Test
public void verifyNumberOutput(){
/**
* MyNumberContainer is a POJO, so call JSONObject(bean),
* which builds a map of getter names/values
* The only getter is getMyNumber (key=myNumber),
* whose return value is MyNumber. MyNumber extends Number,
* but is not recognized as such by wrap() per current
* implementation, so wrap() returns the default new JSONObject(bean).
* The only getter is getNumber (key=number), whose return value is
* BigDecimal(42).
*/
JSONObject jsonObject0 = new JSONObject(new MyNumberContainer());
String actual = jsonObject0.toString();
String expected = "{\"myNumber\":{\"number\":42}}";
assertEquals("Equal", expected , actual);
/**
* JSONObject.put() handles objects differently than the
* bean constructor. Where the bean ctor wraps objects before
* placing them in the map, put() inserts the object without wrapping.
* In this case, a MyNumber instance is the value.
* The MyNumber.toString() method is responsible for
* returning a reasonable value: the string '42'.
*/
JSONObject jsonObject1 = new JSONObject();
jsonObject1.put("myNumber", new MyNumber());
actual = jsonObject1.toString();
expected = "{\"myNumber\":42}";
assertEquals("Equal", expected , actual);
/**
* Calls the JSONObject(Map) ctor, which calls wrap() for values.
* AtomicInteger is a Number, but is not recognized by wrap(), per
* current implementation. However, the type is
* 'java.util.concurrent.atomic', so due to the 'java' prefix,
* wrap() inserts the value as a string. That is why 42 comes back
* wrapped in quotes.
*/
JSONObject jsonObject2 = new JSONObject(Collections.singletonMap("myNumber", new AtomicInteger(42)));
actual = jsonObject2.toString();
expected = "{\"myNumber\":\"42\"}";
assertEquals("Equal", expected , actual);
/**
* JSONObject.put() inserts the AtomicInteger directly into the
* map not calling wrap(). In toString()->write()->writeValue(),
* AtomicInteger is recognized as a Number, and converted via
* numberToString() into the unquoted string '42'.
*/
JSONObject jsonObject3 = new JSONObject();
jsonObject3.put("myNumber", new AtomicInteger(42));
actual = jsonObject3.toString();
expected = "{\"myNumber\":42}";
assertEquals("Equal", expected , actual);
/**
* Calls the JSONObject(Map) ctor, which calls wrap() for values.
* Fraction is a Number, but is not recognized by wrap(), per
* current implementation. As a POJO, Fraction is handled as a
* bean and inserted into a contained JSONObject. It has 2 getters,
* for numerator and denominator.
*/
JSONObject jsonObject4 = new JSONObject(Collections.singletonMap("myNumber", new Fraction(4,2)));
assertEquals(1, jsonObject4.length());
assertEquals(2, ((JSONObject)(jsonObject4.get("myNumber"))).length());
assertEquals("Numerator", BigInteger.valueOf(4) , jsonObject4.query("/myNumber/numerator"));
assertEquals("Denominator", BigInteger.valueOf(2) , jsonObject4.query("/myNumber/denominator"));
/**
* JSONObject.put() inserts the Fraction directly into the
* map not calling wrap(). In toString()->write()->writeValue(),
* Fraction is recognized as a Number, and converted via
* numberToString() into the unquoted string '4/2'. But the
* BigDecimal sanity check fails, so writeValue() defaults
* to returning a safe JSON quoted string. Pretty slick!
*/
JSONObject jsonObject5 = new JSONObject();
jsonObject5.put("myNumber", new Fraction(4,2));
actual = jsonObject5.toString();
expected = "{\"myNumber\":\"4/2\"}"; // valid JSON, bug fixed
assertEquals("Equal", expected , actual);
Util.checkJSONObjectsMaps(new ArrayList<JSONObject>(Arrays.asList(
jsonObject0, jsonObject1, jsonObject2, jsonObject3, jsonObject4, jsonObject5
)));
}
/**
* Verifies that the put Collection has backwards compatibility with RAW types pre-java5.
*/
@Test
public void verifyPutCollection() {
final JSONObject expected = new JSONObject("{\"myCollection\":[10]}");
@SuppressWarnings("rawtypes")
Collection myRawC = Collections.singleton(Integer.valueOf(10));
JSONObject jaRaw = new JSONObject();
jaRaw.put("myCollection", myRawC);
Collection<Object> myCObj = Collections.singleton((Object) Integer
.valueOf(10));
JSONObject jaObj = new JSONObject();
jaObj.put("myCollection", myCObj);
Collection<Integer> myCInt = Collections.singleton(Integer
.valueOf(10));
JSONObject jaInt = new JSONObject();
jaInt.put("myCollection", myCInt);
assertTrue(
"The RAW Collection should give me the same as the Typed Collection",
expected.similar(jaRaw));
assertTrue(
"The RAW Collection should give me the same as the Typed Collection",
expected.similar(jaObj));
assertTrue(
"The RAW Collection should give me the same as the Typed Collection",
expected.similar(jaInt));
Util.checkJSONObjectsMaps(new ArrayList<JSONObject>(Arrays.asList(
jaRaw, jaObj, jaInt
)));
}
/**
* Verifies that the put Map has backwards compatibility with RAW types pre-java5.
*/
@Test
public void verifyPutMap() {
final JSONObject expected = new JSONObject("{\"myMap\":{\"myKey\":10}}");
@SuppressWarnings("rawtypes")
Map myRawC = Collections.singletonMap("myKey", Integer.valueOf(10));
JSONObject jaRaw = new JSONObject();
jaRaw.put("myMap", myRawC);
Map<String, Object> myCStrObj = Collections.singletonMap("myKey",
(Object) Integer.valueOf(10));
JSONObject jaStrObj = new JSONObject();
jaStrObj.put("myMap", myCStrObj);
Map<String, Integer> myCStrInt = Collections.singletonMap("myKey",
Integer.valueOf(10));
JSONObject jaStrInt = new JSONObject();
jaStrInt.put("myMap", myCStrInt);
Map<?, ?> myCObjObj = Collections.singletonMap((Object) "myKey",
(Object) Integer.valueOf(10));
JSONObject jaObjObj = new JSONObject();
jaObjObj.put("myMap", myCObjObj);
assertTrue(
"The RAW Collection should give me the same as the Typed Collection",
expected.similar(jaRaw));
assertTrue(
"The RAW Collection should give me the same as the Typed Collection",
expected.similar(jaStrObj));
assertTrue(
"The RAW Collection should give me the same as the Typed Collection",
expected.similar(jaStrInt));
assertTrue(
"The RAW Collection should give me the same as the Typed Collection",
expected.similar(jaObjObj));
Util.checkJSONObjectsMaps(new ArrayList<JSONObject>(Arrays.asList(
jaRaw, jaStrObj, jaStrInt, jaStrObj
)));
}
/**
* JSONObjects can be built from a Map<String, Object>.
* In this test the map entries are not valid JSON types.
* The actual conversion is kind of interesting.
*/
@Test
public void jsonObjectByMapWithUnsupportedValues() {
Map<String, Object> jsonMap = new HashMap<String, Object>();
// Just insert some random objects
jsonMap.put("key1", new CDL());
jsonMap.put("key2", new Exception());
JSONObject jsonObject = new JSONObject(jsonMap);
// validate JSON
Object doc = Configuration.defaultConfiguration().jsonProvider().parse(jsonObject.toString());
assertTrue("expected 2 top level items", ((Map<?,?>)(JsonPath.read(doc, "$"))).size() == 2);
assertTrue("expected 0 key1 items", ((Map<?,?>)(JsonPath.read(doc, "$.key1"))).size() == 0);
assertTrue("expected \"key2\":java.lang.Exception","java.lang.Exception".equals(jsonObject.query("/key2")));
Util.checkJSONObjectMaps(jsonObject);
}
/**
* JSONObjects can be built from a Map<String, Object>.
* In this test one of the map values is null
*/
@Test
public void jsonObjectByMapWithNullValue() {
Map<String, Object> map = new HashMap<String, Object>();
map.put("trueKey", Boolean.valueOf(true));
map.put("falseKey", Boolean.valueOf(false));
map.put("stringKey", "hello world!");
map.put("nullKey", null);
map.put("escapeStringKey", "h\be\tllo w\u1234orld!");
map.put("intKey", Long.valueOf(42));
map.put("doubleKey", Double.valueOf(-23.45e67));
JSONObject jsonObject = new JSONObject(map);
// validate JSON
Object doc = Configuration.defaultConfiguration().jsonProvider().parse(jsonObject.toString());
assertTrue("expected 6 top level items", ((Map<?,?>)(JsonPath.read(doc, "$"))).size() == 6);
assertTrue("expected \"trueKey\":true", Boolean.TRUE.equals(jsonObject.query("/trueKey")));
assertTrue("expected \"falseKey\":false", Boolean.FALSE.equals(jsonObject.query("/falseKey")));
assertTrue("expected \"stringKey\":\"hello world!\"", "hello world!".equals(jsonObject.query("/stringKey")));
assertTrue("expected \"escapeStringKey\":\"h\be\tllo w\u1234orld!\"", "h\be\tllo w\u1234orld!".equals(jsonObject.query("/escapeStringKey")));
assertTrue("expected \"intKey\":42", Long.valueOf("42").equals(jsonObject.query("/intKey")));
assertTrue("expected \"doubleKey\":-23.45e67", Double.valueOf("-23.45e67").equals(jsonObject.query("/doubleKey")));
Util.checkJSONObjectMaps(jsonObject);
}
/**
* JSONObject built from a bean. In this case all but one of the
* bean getters return valid JSON types
*/
@SuppressWarnings("boxing")
@Test
public void jsonObjectByBean1() {
/**
* Default access classes have to be mocked since JSONObject, which is
* not in the same package, cannot call MyBean methods by reflection.
*/
MyBean myBean = mock(MyBean.class);
when(myBean.getDoubleKey()).thenReturn(-23.45e7);
when(myBean.getIntKey()).thenReturn(42);
when(myBean.getStringKey()).thenReturn("hello world!");
when(myBean.getEscapeStringKey()).thenReturn("h\be\tllo w\u1234orld!");
when(myBean.isTrueKey()).thenReturn(true);
when(myBean.isFalseKey()).thenReturn(false);
when(myBean.getStringReaderKey()).thenReturn(
new StringReader("") {
});
JSONObject jsonObject = new JSONObject(myBean);
// validate JSON
Object doc = Configuration.defaultConfiguration().jsonProvider().parse(jsonObject.toString());
assertTrue("expected 8 top level items", ((Map<?,?>)(JsonPath.read(doc, "$"))).size() == 8);
assertTrue("expected 0 items in stringReaderKey", ((Map<?, ?>) (JsonPath.read(doc, "$.stringReaderKey"))).size() == 0);
assertTrue("expected true", Boolean.TRUE.equals(jsonObject.query("/trueKey")));
assertTrue("expected false", Boolean.FALSE.equals(jsonObject.query("/falseKey")));
assertTrue("expected hello world!","hello world!".equals(jsonObject.query("/stringKey")));
assertTrue("expected h\be\tllo w\u1234orld!", "h\be\tllo w\u1234orld!".equals(jsonObject.query("/escapeStringKey")));
assertTrue("expected 42", Integer.valueOf("42").equals(jsonObject.query("/intKey")));
assertTrue("expected -23.45e7", Double.valueOf("-23.45e7").equals(jsonObject.query("/doubleKey")));
// sorry, mockito artifact
assertTrue("expected 2 mockitoInterceptor items", ((Map<?,?>)(JsonPath.read(doc, "$.mockitoInterceptor"))).size() == 2);
assertTrue("expected 0 mockitoInterceptor.serializationSupport items",
((Map<?,?>)(JsonPath.read(doc, "$.mockitoInterceptor.serializationSupport"))).size() == 0);
Util.checkJSONObjectMaps(jsonObject);
}
/**
* JSONObject built from a bean that has custom field names.
*/
@Test
public void jsonObjectByBean2() {
JSONObject jsonObject = new JSONObject(new MyBeanCustomName());
assertNotNull(jsonObject);
assertEquals("Wrong number of keys found:",
5,
jsonObject.keySet().size());
assertFalse("Normal field name (someString) processing did not work",
jsonObject.has("someString"));
assertFalse("Normal field name (myDouble) processing did not work",
jsonObject.has("myDouble"));
assertFalse("Normal field name (someFloat) processing did not work",
jsonObject.has("someFloat"));
assertFalse("Ignored field not found!",
jsonObject.has("ignoredInt"));
// getSomeInt() has no user-defined annotation
assertTrue("Normal field name (someInt) should have been found",
jsonObject.has("someInt"));
// the user-defined annotation does not replace any value, so someLong should be found
assertTrue("Normal field name (someLong) should have been found",
jsonObject.has("someLong"));
// myStringField replaces someString property name via user-defined annotation
assertTrue("Overridden String field name (myStringField) should have been found",
jsonObject.has("myStringField"));
// weird name replaces myDouble property name via user-defined annotation
assertTrue("Overridden String field name (Some Weird NAme that Normally Wouldn't be possible!) should have been found",
jsonObject.has("Some Weird NAme that Normally Wouldn't be possible!"));
// InterfaceField replaces someFloat property name via user-defined annotation
assertTrue("Overridden String field name (InterfaceField) should have been found",
jsonObject.has("InterfaceField"));
Util.checkJSONObjectMaps(jsonObject);
}
/**
* JSONObject built from a bean that has custom field names inherited from a parent class.
*/
@Test
public void jsonObjectByBean3() {
JSONObject jsonObject = new JSONObject(new MyBeanCustomNameSubClass());
assertNotNull(jsonObject);
assertEquals("Wrong number of keys found:",
7,
jsonObject.keySet().size());
assertFalse("Normal int field name (someInt) found, but was overridden",
jsonObject.has("someInt"));
assertFalse("Normal field name (myDouble) processing did not work",
jsonObject.has("myDouble"));
// myDouble was replaced by weird name, and then replaced again by AMoreNormalName via user-defined annotation
assertFalse("Overridden String field name (Some Weird NAme that Normally Wouldn't be possible!) should not be FOUND!",
jsonObject.has("Some Weird NAme that Normally Wouldn't be possible!"));
assertFalse("Normal field name (someFloat) found, but was overridden",
jsonObject.has("someFloat"));
assertFalse("Ignored field found! but was overridden",
jsonObject.has("ignoredInt"));
// shouldNotBeJSON property name was first ignored, then replaced by ShouldBeIgnored via user-defined annotations
assertFalse("Ignored field at the same level as forced name should not have been found",
jsonObject.has("ShouldBeIgnored"));
// able property name was replaced by Getable via user-defined annotation
assertFalse("Normally ignored field (able) with explicit property name should not have been found",
jsonObject.has("able"));
// property name someInt was replaced by newIntFieldName via user-defined annotation
assertTrue("Overridden int field name (newIntFieldName) should have been found",
jsonObject.has("newIntFieldName"));
// property name someLong was not replaced via user-defined annotation
assertTrue("Normal field name (someLong) should have been found",
jsonObject.has("someLong"));
// property name someString was replaced by myStringField via user-defined annotation
assertTrue("Overridden String field name (myStringField) should have been found",
jsonObject.has("myStringField"));
// property name myDouble was replaced by a weird name, followed by AMoreNormalName via user-defined annotations
assertTrue("Overridden double field name (AMoreNormalName) should have been found",
jsonObject.has("AMoreNormalName"));
// property name someFloat was replaced by InterfaceField via user-defined annotation
assertTrue("Overridden String field name (InterfaceField) should have been found",
jsonObject.has("InterfaceField"));
// property name ignoredInt was replaced by none, followed by forcedInt via user-defined annotations
assertTrue("Forced field should have been found!",
jsonObject.has("forcedInt"));
// property name able was replaced by Getable via user-defined annotation
assertTrue("Overridden boolean field name (Getable) should have been found",
jsonObject.has("Getable"));
Util.checkJSONObjectMaps(jsonObject);
}
/**
* A bean is also an object. But in order to test the JSONObject
* ctor that takes an object and a list of names,
* this particular bean needs some public
* data members, which have been added to the class.
*/
@Test
public void jsonObjectByObjectAndNames() {
String[] keys = {"publicString", "publicInt"};
// just need a class that has public data members
MyPublicClass myPublicClass = new MyPublicClass();
JSONObject jsonObject = new JSONObject(myPublicClass, keys);
// validate JSON
Object doc = Configuration.defaultConfiguration().jsonProvider().parse(jsonObject.toString());
assertTrue("expected 2 top level items", ((Map<?,?>)(JsonPath.read(doc, "$"))).size() == 2);
assertTrue("expected \"publicString\":\"abc\"", "abc".equals(jsonObject.query("/publicString")));
assertTrue("expected \"publicInt\":42", Integer.valueOf(42).equals(jsonObject.query("/publicInt")));
Util.checkJSONObjectMaps(jsonObject);
}
/**
* Exercise the JSONObject from resource bundle functionality.
* The test resource bundle is uncomplicated, but provides adequate test coverage.
*/
@Test
public void jsonObjectByResourceBundle() {
JSONObject jsonObject = new
JSONObject("org.json.junit.data.StringsResourceBundle",
Locale.getDefault());
// validate JSON
Object doc = Configuration.defaultConfiguration().jsonProvider().parse(jsonObject.toString());
assertTrue("expected 2 top level items", ((Map<?,?>)(JsonPath.read(doc, "$"))).size() == 2);
assertTrue("expected 2 greetings items", ((Map<?,?>)(JsonPath.read(doc, "$.greetings"))).size() == 2);
assertTrue("expected \"hello\":\"Hello, \"", "Hello, ".equals(jsonObject.query("/greetings/hello")));
assertTrue("expected \"world\":\"World!\"", "World!".equals(jsonObject.query("/greetings/world")));
assertTrue("expected 2 farewells items", ((Map<?,?>)(JsonPath.read(doc, "$.farewells"))).size() == 2);
assertTrue("expected \"later\":\"Later, \"", "Later, ".equals(jsonObject.query("/farewells/later")));
assertTrue("expected \"world\":\"World!\"", "Alligator!".equals(jsonObject.query("/farewells/gator")));
Util.checkJSONObjectMaps(jsonObject);
}
/**
* Exercise the JSONObject.accumulate() method
*/
@SuppressWarnings("boxing")
@Test
public void jsonObjectAccumulate() {
JSONObject jsonObject = new JSONObject();
jsonObject.accumulate("myArray", true);
jsonObject.accumulate("myArray", false);
jsonObject.accumulate("myArray", "hello world!");
jsonObject.accumulate("myArray", "h\be\tllo w\u1234orld!");
jsonObject.accumulate("myArray", 42);
jsonObject.accumulate("myArray", -23.45e7);
// include an unsupported object for coverage
try {
jsonObject.accumulate("myArray", Double.NaN);
fail("Expected exception");
} catch (JSONException ignored) {}
// validate JSON
Object doc = Configuration.defaultConfiguration().jsonProvider().parse(jsonObject.toString());
assertTrue("expected 1 top level item", ((Map<?,?>)(JsonPath.read(doc, "$"))).size() == 1);
assertTrue("expected 6 myArray items", ((List<?>)(JsonPath.read(doc, "$.myArray"))).size() == 6);
assertTrue("expected true", Boolean.TRUE.equals(jsonObject.query("/myArray/0")));
assertTrue("expected false", Boolean.FALSE.equals(jsonObject.query("/myArray/1")));
assertTrue("expected hello world!", "hello world!".equals(jsonObject.query("/myArray/2")));
assertTrue("expected h\be\tllo w\u1234orld!", "h\be\tllo w\u1234orld!".equals(jsonObject.query("/myArray/3")));
assertTrue("expected 42", Integer.valueOf(42).equals(jsonObject.query("/myArray/4")));
assertTrue("expected -23.45e7", Double.valueOf(-23.45e7).equals(jsonObject.query("/myArray/5")));
Util.checkJSONObjectMaps(jsonObject);
}
/**
* Exercise the JSONObject append() functionality
*/
@SuppressWarnings("boxing")
@Test
public void jsonObjectAppend() {
JSONObject jsonObject = new JSONObject();
jsonObject.append("myArray", true);
jsonObject.append("myArray", false);
jsonObject.append("myArray", "hello world!");
jsonObject.append("myArray", "h\be\tllo w\u1234orld!");
jsonObject.append("myArray", 42);
jsonObject.append("myArray", -23.45e7);
// include an unsupported object for coverage
try {
jsonObject.append("myArray", Double.NaN);
fail("Expected exception");
} catch (JSONException ignored) {}
// validate JSON
Object doc = Configuration.defaultConfiguration().jsonProvider().parse(jsonObject.toString());
assertTrue("expected 1 top level item", ((Map<?,?>)(JsonPath.read(doc, "$"))).size() == 1);
assertTrue("expected 6 myArray items", ((List<?>)(JsonPath.read(doc, "$.myArray"))).size() == 6);
assertTrue("expected true", Boolean.TRUE.equals(jsonObject.query("/myArray/0")));
assertTrue("expected false", Boolean.FALSE.equals(jsonObject.query("/myArray/1")));
assertTrue("expected hello world!", "hello world!".equals(jsonObject.query("/myArray/2")));
assertTrue("expected h\be\tllo w\u1234orld!", "h\be\tllo w\u1234orld!".equals(jsonObject.query("/myArray/3")));
assertTrue("expected 42", Integer.valueOf(42).equals(jsonObject.query("/myArray/4")));
assertTrue("expected -23.45e7", Double.valueOf(-23.45e7).equals(jsonObject.query("/myArray/5")));
Util.checkJSONObjectMaps(jsonObject);
}
/**
* Exercise the JSONObject doubleToString() method
*/
@SuppressWarnings("boxing")
@Test
public void jsonObjectDoubleToString() {
String [] expectedStrs = {"1", "1", "-23.4", "-2.345E68", "null", "null" };
Double [] doubles = { 1.0, 00001.00000, -23.4, -23.45e67,
Double.NaN, Double.NEGATIVE_INFINITY };
for (int i = 0; i < expectedStrs.length; ++i) {
String actualStr = JSONObject.doubleToString(doubles[i]);
assertTrue("value expected ["+expectedStrs[i]+
"] found ["+actualStr+ "]",
expectedStrs[i].equals(actualStr));
}
}
/**
* Exercise some JSONObject get[type] and opt[type] methods
*/
@Test
public void jsonObjectValues() {
String str =
"{"+
"\"trueKey\":true,"+
"\"falseKey\":false,"+
"\"trueStrKey\":\"true\","+
"\"falseStrKey\":\"false\","+
"\"stringKey\":\"hello world!\","+
"\"intKey\":42,"+
"\"intStrKey\":\"43\","+
"\"longKey\":1234567890123456789,"+
"\"longStrKey\":\"987654321098765432\","+
"\"doubleKey\":-23.45e7,"+
"\"doubleStrKey\":\"00001.000\","+
"\"BigDecimalStrKey\":\"19007199254740993.35481234487103587486413587843213584\","+
"\"negZeroKey\":-0.0,"+
"\"negZeroStrKey\":\"-0.0\","+
"\"arrayKey\":[0,1,2],"+
"\"objectKey\":{\"myKey\":\"myVal\"}"+
"}";
JSONObject jsonObject = new JSONObject(str);
assertTrue("trueKey should be true", jsonObject.getBoolean("trueKey"));
assertTrue("opt trueKey should be true", jsonObject.optBoolean("trueKey"));
assertTrue("opt trueKey should be true", jsonObject.optBooleanObject("trueKey"));
assertTrue("falseKey should be false", !jsonObject.getBoolean("falseKey"));
assertTrue("trueStrKey should be true", jsonObject.getBoolean("trueStrKey"));
assertTrue("trueStrKey should be true", jsonObject.optBoolean("trueStrKey"));
assertTrue("trueStrKey should be true", jsonObject.optBooleanObject("trueStrKey"));
assertTrue("falseStrKey should be false", !jsonObject.getBoolean("falseStrKey"));
assertTrue("stringKey should be string",
jsonObject.getString("stringKey").equals("hello world!"));
assertTrue("doubleKey should be double",
jsonObject.getDouble("doubleKey") == -23.45e7);
assertTrue("doubleStrKey should be double",
jsonObject.getDouble("doubleStrKey") == 1);
assertTrue("doubleKey can be float",
jsonObject.getFloat("doubleKey") == -23.45e7f);
assertTrue("doubleStrKey can be float",
jsonObject.getFloat("doubleStrKey") == 1f);
assertTrue("opt doubleKey should be double",
jsonObject.optDouble("doubleKey") == -23.45e7);
assertTrue("opt doubleKey with Default should be double",
jsonObject.optDouble("doubleStrKey", Double.NaN) == 1);
assertTrue("opt doubleKey should be Double",
Double.valueOf(-23.45e7).equals(jsonObject.optDoubleObject("doubleKey")));
assertTrue("opt doubleKey with Default should be Double",
Double.valueOf(1).equals(jsonObject.optDoubleObject("doubleStrKey", Double.NaN)));
assertTrue("opt negZeroKey should be a Double",
jsonObject.opt("negZeroKey") instanceof Double);
assertTrue("get negZeroKey should be a Double",
jsonObject.get("negZeroKey") instanceof Double);
assertTrue("optNumber negZeroKey should return Double",
jsonObject.optNumber("negZeroKey") instanceof Double);
assertTrue("optNumber negZeroStrKey should return Double",
jsonObject.optNumber("negZeroStrKey") instanceof Double);
assertTrue("opt negZeroKey should be double",
Double.compare(jsonObject.optDouble("negZeroKey"), -0.0d) == 0);
assertTrue("opt negZeroStrKey with Default should be double",
Double.compare(jsonObject.optDouble("negZeroStrKey"), -0.0d) == 0);
assertTrue("opt negZeroKey should be Double",
Double.valueOf(-0.0d).equals(jsonObject.optDoubleObject("negZeroKey")));
assertTrue("opt negZeroStrKey with Default should be Double",
Double.valueOf(-0.0d).equals(jsonObject.optDoubleObject("negZeroStrKey")));
assertTrue("optNumber negZeroKey should be -0.0",
Double.compare(jsonObject.optNumber("negZeroKey").doubleValue(), -0.0d) == 0);
assertTrue("optNumber negZeroStrKey should be -0.0",
Double.compare(jsonObject.optNumber("negZeroStrKey").doubleValue(), -0.0d) == 0);
assertTrue("optFloat doubleKey should be float",
jsonObject.optFloat("doubleKey") == -23.45e7f);
assertTrue("optFloat doubleKey with Default should be float",
jsonObject.optFloat("doubleStrKey", Float.NaN) == 1f);
assertTrue("optFloat doubleKey should be Float",
Float.valueOf(-23.45e7f).equals(jsonObject.optFloatObject("doubleKey")));
assertTrue("optFloat doubleKey with Default should be Float",
Float.valueOf(1f).equals(jsonObject.optFloatObject("doubleStrKey", Float.NaN)));
assertTrue("intKey should be int",
jsonObject.optInt("intKey") == 42);
assertTrue("opt intKey should be int",
jsonObject.optInt("intKey", 0) == 42);
assertTrue("intKey should be Integer",
Integer.valueOf(42).equals(jsonObject.optIntegerObject("intKey")));
assertTrue("opt intKey should be Integer",
Integer.valueOf(42).equals(jsonObject.optIntegerObject("intKey", 0)));
assertTrue("opt intKey with default should be int",
jsonObject.getInt("intKey") == 42);
assertTrue("intStrKey should be int",
jsonObject.getInt("intStrKey") == 43);
assertTrue("longKey should be long",
jsonObject.getLong("longKey") == 1234567890123456789L);
assertTrue("opt longKey should be long",
jsonObject.optLong("longKey") == 1234567890123456789L);
assertTrue("opt longKey with default should be long",
jsonObject.optLong("longKey", 0) == 1234567890123456789L);
assertTrue("opt longKey should be Long",
Long.valueOf(1234567890123456789L).equals(jsonObject.optLongObject("longKey")));
assertTrue("opt longKey with default should be Long",
Long.valueOf(1234567890123456789L).equals(jsonObject.optLongObject("longKey", 0L)));
assertTrue("longStrKey should be long",
jsonObject.getLong("longStrKey") == 987654321098765432L);
assertTrue("optNumber int should return Integer",
jsonObject.optNumber("intKey") instanceof Integer);
assertTrue("optNumber long should return Long",
jsonObject.optNumber("longKey") instanceof Long);
assertTrue("optNumber double should return BigDecimal",
jsonObject.optNumber("doubleKey") instanceof BigDecimal);
assertTrue("optNumber Str int should return Integer",
jsonObject.optNumber("intStrKey") instanceof Integer);
assertTrue("optNumber Str long should return Long",
jsonObject.optNumber("longStrKey") instanceof Long);
assertTrue("optNumber Str double should return BigDecimal",
jsonObject.optNumber("doubleStrKey") instanceof BigDecimal);
assertTrue("optNumber BigDecimalStrKey should return BigDecimal",
jsonObject.optNumber("BigDecimalStrKey") instanceof BigDecimal);
assertTrue("xKey should not exist",
jsonObject.isNull("xKey"));
assertTrue("stringKey should exist",
jsonObject.has("stringKey"));
assertTrue("opt stringKey should string",
jsonObject.optString("stringKey").equals("hello world!"));
assertTrue("opt stringKey with default should string",
jsonObject.optString("stringKey", "not found").equals("hello world!"));
JSONArray jsonArray = jsonObject.getJSONArray("arrayKey");
assertTrue("arrayKey should be JSONArray",
jsonArray.getInt(0) == 0 &&
jsonArray.getInt(1) == 1 &&
jsonArray.getInt(2) == 2);
jsonArray = jsonObject.optJSONArray("arrayKey");
assertTrue("opt arrayKey should be JSONArray",
jsonArray.getInt(0) == 0 &&
jsonArray.getInt(1) == 1 &&
jsonArray.getInt(2) == 2);
JSONObject jsonObjectInner = jsonObject.getJSONObject("objectKey");
assertTrue("objectKey should be JSONObject",
jsonObjectInner.get("myKey").equals("myVal"));
Util.checkJSONObjectMaps(jsonObject);
}
/**
* Check whether JSONObject handles large or high precision numbers correctly
*/
@Test
public void stringToValueNumbersTest() {
assertTrue("-0 Should be a Double!",JSONObject.stringToValue("-0") instanceof Double);
assertTrue("-0.0 Should be a Double!",JSONObject.stringToValue("-0.0") instanceof Double);
assertTrue("'-' Should be a String!",JSONObject.stringToValue("-") instanceof String);
assertTrue( "0.2 should be a BigDecimal!",
JSONObject.stringToValue( "0.2" ) instanceof BigDecimal );