java/src/test/java/com/jsoniter/TestObject.java at master · rubythonode/java · GitHub

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package com.jsoniter;

import com.jsoniter.annotation.JsonProperty;

import com.jsoniter.annotation.JsoniterAnnotationSupport;

import com.jsoniter.any.Any;

import com.jsoniter.fuzzy.MaybeEmptyArrayDecoder;

import com.jsoniter.spi.EmptyExtension;

import com.jsoniter.spi.JsonException;

import com.jsoniter.spi.JsoniterSpi;

import junit.framework.TestCase;

import java.io.IOException;

import java.util.ArrayList;

import java.util.Arrays;

import java.util.Iterator;

import java.util.Map;

public class TestObject extends TestCase {

static {

// JsonIterator.setMode(DecodingMode.DYNAMIC_MODE_AND_MATCH_FIELD_STRICTLY);

}

public static class EmptyClass {

}

public void test_empty_class() throws IOException {

JsonIterator iter = JsonIterator.parse("{}");

assertNotNull(iter.read(EmptyClass.class));

}

public void test_empty_object() throws IOException {

JsonIterator iter = JsonIterator.parse("{}");

assertNull(iter.readObject());

iter.reset(iter.buf);

SimpleObject simpleObj = iter.read(SimpleObject.class);

assertNull(simpleObj.field1);

iter.reset(iter.buf);

Object obj = iter.read(Object.class);

assertEquals(0, ((Map)obj).size());

iter.reset(iter.buf);

Any any = iter.readAny();

assertEquals(0, any.size());

}

public void test_one_field() throws IOException {

JsonIterator iter = JsonIterator.parse("{ 'field1'\r:\n\t'hello' }".replace('\'', '"'));

assertEquals("field1", iter.readObject());

assertEquals("hello", iter.readString());

assertNull(iter.readObject());

iter.reset(iter.buf);

SimpleObject simpleObj = iter.read(SimpleObject.class);

assertEquals("hello", simpleObj.field1);

assertNull(simpleObj.field2);

iter.reset(iter.buf);

Any any = iter.readAny();

assertEquals("hello", any.toString("field1"));

assertEquals(ValueType.INVALID, any.get("field2").valueType());

iter.reset(iter.buf);

assertEquals("hello", ((Map)iter.read()).get("field1"));

}

public void test_two_fields() throws IOException {

JsonIterator iter = JsonIterator.parse("{ 'field1' : 'hello' , 'field2': 'world' }".replace('\'', '"'));

assertEquals("field1", iter.readObject());

assertEquals("hello", iter.readString());

assertEquals("field2", iter.readObject());

assertEquals("world", iter.readString());

assertNull(iter.readObject());

iter.reset(iter.buf);

SimpleObject simpleObj = iter.read(SimpleObject.class);

assertEquals("hello", simpleObj.field1);

assertEquals("world", simpleObj.field2);

iter.reset(iter.buf);

Any any = iter.readAny();

assertEquals("hello", any.toString("field1"));

assertEquals("world", any.toString("field2"));

iter.reset(iter.buf);

final ArrayList<String> fields = new ArrayList<String>();

iter.readObjectCB(new JsonIterator.ReadObjectCallback() {

@Override

public boolean handle(JsonIterator iter, String field, Object attachment) throws IOException {

fields.add(field);

iter.skip();

return true;

}

}, null);

assertEquals(Arrays.asList("field1", "field2"), fields);

}

public void test_read_null() throws IOException {

JsonIterator iter = JsonIterator.parse("null".replace('\'', '"'));

assertTrue(iter.readNull());

iter.reset(iter.buf);

SimpleObject simpleObj = iter.read(SimpleObject.class);

assertNull(simpleObj);

iter.reset(iter.buf);

Any any = iter.readAny();

assertEquals(ValueType.NULL, any.get().valueType());

}

public void test_native_field() throws IOException {

JsonIterator iter = JsonIterator.parse("{ 'field1' : 100 }".replace('\'', '"'));

ComplexObject complexObject = iter.read(ComplexObject.class);

assertEquals(100, complexObject.field1);

iter.reset(iter.buf);

Any any = iter.readAny();

assertEquals(100, any.toInt("field1"));

}

public static class InheritedObject extends SimpleObject {

public String inheritedField;

}

public void test_inheritance() throws IOException {

JsonIterator iter = JsonIterator.parse("{'inheritedField': 'hello'}".replace('\'', '"'));

InheritedObject inheritedObject = iter.read(InheritedObject.class);

assertEquals("hello", inheritedObject.inheritedField);

}

public void test_incomplete_field_name() throws IOException {

try {

JsonIterator.parse("{\"abc").read(InheritedObject.class);

fail();

} catch (JsonException e) {

}

public static interface IDependenceInjectedObject {

String getSomeService();

}

public static class DependenceInjectedObject implements IDependenceInjectedObject {

private String someService;

public DependenceInjectedObject(String someService) {

this.someService = someService;

}

public String getSomeService() {

return someService;

}

public void test_object_creation() throws IOException {

JsoniterSpi.registerExtension(new EmptyExtension() {

@Override

public boolean canCreate(Class clazz) {

return clazz.equals(DependenceInjectedObject.class) || clazz.equals(IDependenceInjectedObject.class);

}

@Override

public Object create(Class clazz) {

return new DependenceInjectedObject("hello");

}

});

IDependenceInjectedObject obj = JsonIterator.deserialize("{}", IDependenceInjectedObject.class);

assertEquals("hello", obj.getSomeService());

}

public static class TestObject5 {

public enum MyEnum {

HELLO,

WORLD,

WOW

}

public MyEnum field1;

}

public void test_enum() throws IOException {

TestObject5 obj = JsonIterator.deserialize("{\"field1\":\"HELLO\"}", TestObject5.class);

assertEquals(TestObject5.MyEnum.HELLO, obj.field1);

try {

JsonIterator.deserialize("{\"field1\":\"HELLO1\"}", TestObject5.class);

fail();

} catch (JsonException e) {

}

obj = JsonIterator.deserialize("{\"field1\":null}", TestObject5.class);

assertNull(obj.field1);

obj = JsonIterator.deserialize("{\"field1\":\"WOW\"}", TestObject5.class);

assertEquals(TestObject5.MyEnum.WOW, obj.field1);

}

public static class TestObject6 {

@JsonProperty(decoder = MaybeEmptyArrayDecoder.class)

public Map<String, Object> field1;

}

public void test_maybe_empty_array_field() {

JsoniterAnnotationSupport.enable();

TestObject6 obj = JsonIterator.deserialize("{\"field1\":[]}", TestObject6.class);

assertNull(obj.field1);

}

public void test_iterator() {

Any any = JsonIterator.deserialize("{\"field1\":1,\"field2\":2,\"field3\":3}");

Any.EntryIterator iter = any.entries();

assertTrue(iter.next());

assertEquals("field1", iter.key());

assertEquals(1, iter.value().toInt());

iter = any.entries();

assertTrue(iter.next());

assertEquals("field1", iter.key());

assertEquals(1, iter.value().toInt());

assertTrue(iter.next());

assertEquals("field2", iter.key());

assertEquals(2, iter.value().toInt());

assertTrue(iter.next());

assertEquals("field3", iter.key());

assertEquals(3, iter.value().toInt());

assertFalse(iter.next());

}

public static class PublicSuper {

public String field1;

}

private static class PrivateSub extends PublicSuper {

}

public static class TestObject7 {

public PrivateSub field1;

public void setFieldXXX(PrivateSub obj) {

}

public void test_private_ref() throws IOException {

TestObject7 obj = JsonIterator.deserialize("{}", TestObject7.class);

assertNull(obj.field1);

}

java/src/test/java/com/jsoniter/TestObject.java at master · rubythonode/java · GitHub

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