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package com.jsoniter;

import com.jsoniter.any.Any;

import com.jsoniter.spi.EmptyExtension;

import com.jsoniter.spi.JsoniterSpi;

import junit.framework.TestCase;

import java.io.IOException;

import java.util.Map;

public class TestObject extends TestCase {

static {

// JsonIterator.setMode(DecodingMode.DYNAMIC_MODE_AND_MATCH_FIELD_WITH_HASH);

}

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"));

assertNull(any.get("field2"));

}

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();

any.require("field1");

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

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

}

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);

}

}