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InstantiationCustomizationTest.java
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InstantiationCustomizationTest.java
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/*
* Copyright (c) 2017, 2021 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
/*
* $Id$
*/
package jakarta.json.bind.tck.customizedmapping.instantiation;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.fail;
import java.lang.invoke.MethodHandles;
import org.jboss.arquillian.container.test.api.Deployment;
import org.jboss.arquillian.junit.Arquillian;
import org.jboss.shrinkwrap.api.ShrinkWrap;
import org.jboss.shrinkwrap.api.spec.WebArchive;
import org.junit.Test;
import org.junit.runner.RunWith;
import jakarta.json.bind.Jsonb;
import jakarta.json.bind.JsonbBuilder;
import jakarta.json.bind.JsonbException;
import jakarta.json.bind.tck.customizedmapping.instantiation.model.CreatorPlusFactoryContainer;
import jakarta.json.bind.tck.customizedmapping.instantiation.model.CreatorWithAdapterContainer;
import jakarta.json.bind.tck.customizedmapping.instantiation.model.CreatorWithDeserializerContainer;
import jakarta.json.bind.tck.customizedmapping.instantiation.model.IllegalInstanceFactoryCreatorContainer;
import jakarta.json.bind.tck.customizedmapping.instantiation.model.MultipleCreatorsContainer;
import jakarta.json.bind.tck.customizedmapping.instantiation.model.MultipleFactoryCreatorsContainer;
import jakarta.json.bind.tck.customizedmapping.instantiation.model.SimpleCreatorContainer;
import jakarta.json.bind.tck.customizedmapping.instantiation.model.SimpleCreatorPlusFieldsContainer;
import jakarta.json.bind.tck.customizedmapping.instantiation.model.SimpleCreatorRenameContainer;
import jakarta.json.bind.tck.customizedmapping.instantiation.model.SimpleFactoryCreatorContainer;
/**
* @test
* @sources InstantiationCustomizationTest.java
* @executeClass com.sun.ts.tests.jsonb.customizedmapping.instantiation.InstantiationCustomizationTest
**/
@RunWith(Arquillian.class)
public class InstantiationCustomizationTest {
@Deployment
public static WebArchive createTestArchive() {
return ShrinkWrap.create(WebArchive.class)
.addPackages(true, MethodHandles.lookup().lookupClass().getPackage().getName());
}
private final Jsonb jsonb = JsonbBuilder.create();
/*
* @testName: testCustomConstructor
*
* @assertion_ids: JSONB:SPEC:JSB-4.5-1
*
* @test_Strategy: Assert that a constructor annotated with JsonbCreator
* annotation can be used to customize class instantiation during
* unmarshalling
*/
@Test
public void testCustomConstructor() {
SimpleCreatorContainer unmarshalledObject = jsonb.fromJson(
"{ \"stringInstance\" : \"Test String\", \"integerInstance\" : 1, \"floatInstance\" : 1.0 }",
SimpleCreatorContainer.class);
if (!"Constructor String".equals(unmarshalledObject.getStringInstance())
|| unmarshalledObject.getIntegerInstance() != 2
|| unmarshalledObject.getFloatInstance() != 2) {
fail(
"Failed to instantiate type using JsonbCreator annotated constructor during unmarshalling.");
}
}
/*
* @testName: testCustomConstructorPlusFields
*
* @assertion_ids: JSONB:SPEC:JSB-4.5-1
*
* @test_Strategy: Assert that a constructor annotated with JsonbCreator
* annotation can be used to customize class instantiation during
* unmarshalling and the rest of the fields can be initialized normally
*/
@Test
public void testCustomConstructorPlusFields() {
SimpleCreatorPlusFieldsContainer unmarshalledObject = jsonb.fromJson(
"{ \"stringInstance\" : \"Test String\", \"integerInstance\" : 1, \"floatInstance\" : 1.0 }",
SimpleCreatorPlusFieldsContainer.class);
if (!"Constructor String".equals(unmarshalledObject.getStringInstance())
|| unmarshalledObject.getIntegerInstance() != 2
|| unmarshalledObject.getFloatInstance() != 1) {
fail(
"Failed to instantiate type using JsonbCreator annotated constructor and set remaining fields as normally during unmarshalling.");
}
}
/*
* @testName: testFactoryMethod
*
* @assertion_ids: JSONB:SPEC:JSB-4.5-1
*
* @test_Strategy: Assert that a method annotated with JsonbCreator annotation
* can be used to customize class instantiation during unmarshalling
*/
@Test
public void testFactoryMethod() {
SimpleFactoryCreatorContainer unmarshalledObject = jsonb.fromJson(
"{ \"constructorString\" : \"Test String\" }",
SimpleFactoryCreatorContainer.class);
if (!"Factory String".equals(unmarshalledObject.getStringInstance())
|| unmarshalledObject.getIntegerInstance() != 2
|| unmarshalledObject.getFloatInstance() != 3f) {
fail(
"Failed to instantiate type using JsonbCreator annotated method during unmarshalling.");
}
}
/*
* @testName: testMultipleConstructors
*
* @assertion_ids: JSONB:SPEC:JSB-4.5-1
*
* @test_Strategy: Assert that a JsonbException is thrown if multiple
* constructors are annotated with JsonbCreator annotation
*/
@Test
public void testMultipleConstructors() {
try {
jsonb.fromJson(
"{ \"stringInstance\" : \"Test String\", \"integerInstance\" : 1, \"floatInstance\" : 1.0 }",
MultipleCreatorsContainer.class);
} catch (JsonbException x) {
return;
}
fail(
"A JsonbException is expected when unmarshalling to a class with multiple constructors annotated with JsonbCreator.");
}
/*
* @testName: testMultipleFactories
*
* @assertion_ids: JSONB:SPEC:JSB-4.5-1
*
* @test_Strategy: Assert that a JsonbException is thrown if multiple methods
* are annotated with JsonbCreator annotation
*/
@Test
public void testMultipleFactories() {
try {
jsonb.fromJson(
"{ \"stringInstance\" : \"Test String\", \"integerInstance\" : 1, \"floatInstance\" : 1.0 }",
MultipleFactoryCreatorsContainer.class);
} catch (JsonbException x) {
return;
}
fail(
"A JsonbException is expected when unmarshalling to a class with multiple methods annotated with JsonbCreator.");
}
/*
* @testName: testConstructorPlusFactory
*
* @assertion_ids: JSONB:SPEC:JSB-4.5-1
*
* @test_Strategy: Assert that a JsonbException is thrown if JsonbCreator
* annotation instances are used to instantiate a type
*/
@Test
public void testConstructorPlusFactory() {
try {
jsonb.fromJson(
"{ \"stringInstance\" : \"Test String\", \"integerInstance\" : 1, \"floatInstance\" : 1.0 }",
CreatorPlusFactoryContainer.class);
} catch (JsonbException x) {
return;
}
fail(
"A JsonbException is expected when unmarshalling to a class with multiple JsonbCreator annotation instances.");
}
/*
* @testName: testIllegalFactoryType
*
* @assertion_ids: JSONB:SPEC:JSB-4.5-2
*
* @test_Strategy: Assert that a JsonbException is thrown if the type returned
* by the factory method annotated with JsonbCreator is not the type that the
* annotation is used for
*/
@Test
public void testIllegalFactoryType() {
try {
jsonb.fromJson(
"{ \"stringInstance\" : \"Test String\", \"integerInstance\" : 1, \"floatInstance\" : 1.0 }",
IllegalInstanceFactoryCreatorContainer.class);
} catch (JsonbException x) {
return;
}
fail(
"A JsonbException is expected when unmarshalling to a class with a method annotated with JsonbCreator returning a type different than the class type.");
}
/*
* @testName: testRenamedProperty
*
* @assertion_ids: JSONB:SPEC:JSB-4.5-3
*
* @test_Strategy: Assert that JsonbProperty annotation can be used to rename
* an argument of a constructor annotated as JsonbCreator
*/
@Test
public void testRenamedProperty() {
SimpleCreatorRenameContainer unmarshalledObject = jsonb.fromJson(
"{ \"stringInstance\" : \"Test String\", \"intInstance\" : 1, \"floatInstance\" : 1.0 }",
SimpleCreatorRenameContainer.class);
if (!"Constructor String".equals(unmarshalledObject.getStringInstance())
|| unmarshalledObject.getIntegerInstance() != 1
|| unmarshalledObject.getFloatInstance() != 2) {
fail(
"Failed to instantiate type using JsonbCreator annotated constructor having a JsonbProperty annotated argument during unmarshalling.");
}
}
/*
* @testName: testJsonbTypeDeserializerOnCreatorParameter
*
* @assertion_ids: JSONB:SPEC:JSB-4.7.2-5
*
* @test_Strategy: Assert that object instance has been created with JsonbCreator
* and parameter annotated with @JsonbTypeDeserializer annotation has been properly
* deserialized.
*/
@Test
public void testJsonbDeserializerOnCreatorParameter() {
CreatorWithDeserializerContainer c = jsonb.fromJson("{ \"instance\" : \"Test String\" }",
CreatorWithDeserializerContainer.class);
String expected = "Test String Deserialized";
assertEquals("JsonbDeserializer on the JsonbCreator parameter was not executed." , expected, c.getStringInstance());
}
@Test
public void testJsonbAdapterOnCreatorParameter() {
CreatorWithAdapterContainer c = jsonb.fromJson("{ \"instance\" : \"string value\" }",
CreatorWithAdapterContainer.class);
String expected = "string value";
assertNotNull("JsonbAdapter on the JsonbCreator parameter was not executed.", c.getStringWrapper());
assertEquals("JsonbAdapter on the JsonbCreator parameter was not executed.",
expected, c.getStringWrapper().getWrapped());
}
}