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added tests
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‎security-logging/src/test/java/de/dominikschadow/javasecurity/logging/home/HomeControllerTest.java‎

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/*
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* Copyright (C) 2023 Dominik Schadow, dominikschadow@gmail.com
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*
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* This file is part of the Java Security project.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package de.dominikschadow.javasecurity.logging.home;
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import org.junit.jupiter.api.Test;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
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import org.springframework.test.web.servlet.MockMvc;
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import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
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import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;
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import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.*;
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/**
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* Tests for the HomeController class.
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*
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* @author Dominik Schadow
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*/
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@WebMvcTest(HomeController.class)
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class HomeControllerTest {
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@Autowired
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private MockMvc mockMvc;
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@Test
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void home_returnsIndexView() throws Exception {
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mockMvc.perform(get("/"))
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.andExpect(status().isOk())
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.andExpect(view().name("index"))
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.andExpect(model().attributeExists("login"));
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}
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@Test
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void home_addsEmptyLoginToModel() throws Exception {
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mockMvc.perform(get("/"))
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.andExpect(status().isOk())
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.andExpect(model().attribute("login", new Login("", "")));
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}
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@Test
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void login_returnsLoginView() throws Exception {
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mockMvc.perform(post("/login")
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.param("username", "testuser")
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.param("password", "testpassword"))
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.andExpect(status().isOk())
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.andExpect(view().name("login"))
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.andExpect(model().attributeExists("login"));
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}
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@Test
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void login_addsLoginToModel() throws Exception {
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mockMvc.perform(post("/login")
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.param("username", "testuser")
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.param("password", "testpassword"))
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.andExpect(status().isOk())
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.andExpect(model().attribute("login", new Login("testuser", "testpassword")));
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}
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@Test
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void login_withEmptyCredentials_returnsLoginView() throws Exception {
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mockMvc.perform(post("/login")
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.param("username", "")
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.param("password", ""))
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.andExpect(status().isOk())
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.andExpect(view().name("login"))
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.andExpect(model().attribute("login", new Login("", "")));
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}
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}

‎serialize-me/pom.xml‎

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<groupId>com.google.guava</groupId>
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<artifactId>guava</artifactId>
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</dependency>
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<dependency>
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<groupId>org.junit.jupiter</groupId>
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<artifactId>junit-jupiter</artifactId>
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<scope>test</scope>
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</dependency>
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</dependencies>
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</project>

‎serialize-me/src/test/java/de/dominikschadow/javasecurity/serialize/DeserializerTest.java‎

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/*
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* Copyright (C) 2026 Dominik Schadow, dominikschadow@gmail.com
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*
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* This file is part of the Java Security project.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package de.dominikschadow.javasecurity.serialize;
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import org.junit.jupiter.api.AfterEach;
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import org.junit.jupiter.api.BeforeEach;
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import org.junit.jupiter.api.Test;
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import java.io.BufferedInputStream;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.ObjectInputStream;
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import java.io.ObjectOutputStream;
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import static org.junit.jupiter.api.Assertions.*;
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/**
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* Tests for the Deserializer class.
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*
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* @author Dominik Schadow
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*/
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class DeserializerTest {
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private static final String TEST_FILE = "test-deserialize-me.bin";
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@AfterEach
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void tearDown() {
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File file = new File(TEST_FILE);
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if (file.exists()) {
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file.delete();
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}
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}
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@Test
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void deserialize_validFile_returnsCorrectObject() throws Exception {
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SerializeMe original = new SerializeMe();
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original.setFirstname("Arthur");
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original.setLastname("Dent");
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try (ObjectOutputStream oos = new ObjectOutputStream(new FileOutputStream(TEST_FILE))) {
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oos.writeObject(original);
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oos.flush();
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}
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try (ObjectInputStream is = new ObjectInputStream(new BufferedInputStream(new FileInputStream(TEST_FILE)))) {
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SerializeMe deserialized = (SerializeMe) is.readObject();
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assertNotNull(deserialized);
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assertEquals("Arthur", deserialized.getFirstname());
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assertEquals("Dent", deserialized.getLastname());
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}
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}
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@Test
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void deserialize_withNullValues_returnsObjectWithNullFields() throws Exception {
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SerializeMe original = new SerializeMe();
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try (ObjectOutputStream oos = new ObjectOutputStream(new FileOutputStream(TEST_FILE))) {
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oos.writeObject(original);
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oos.flush();
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}
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try (ObjectInputStream is = new ObjectInputStream(new BufferedInputStream(new FileInputStream(TEST_FILE)))) {
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SerializeMe deserialized = (SerializeMe) is.readObject();
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assertNotNull(deserialized);
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assertNull(deserialized.getFirstname());
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assertNull(deserialized.getLastname());
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}
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}
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@Test
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void deserialize_nonExistentFile_throwsException() {
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assertThrows(Exception.class, () -> {
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try (ObjectInputStream is = new ObjectInputStream(new BufferedInputStream(new FileInputStream("non-existent-file.bin")))) {
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is.readObject();
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}
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});
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}
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@Test
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void deserialize_multipleObjects_returnsAllCorrectly() throws Exception {
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SerializeMe first = new SerializeMe();
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first.setFirstname("Ford");
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first.setLastname("Prefect");
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SerializeMe second = new SerializeMe();
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second.setFirstname("Zaphod");
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second.setLastname("Beeblebrox");
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try (ObjectOutputStream oos = new ObjectOutputStream(new FileOutputStream(TEST_FILE))) {
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oos.writeObject(first);
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oos.writeObject(second);
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oos.flush();
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}
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try (ObjectInputStream is = new ObjectInputStream(new BufferedInputStream(new FileInputStream(TEST_FILE)))) {
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SerializeMe deserializedFirst = (SerializeMe) is.readObject();
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SerializeMe deserializedSecond = (SerializeMe) is.readObject();
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assertEquals("Ford", deserializedFirst.getFirstname());
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assertEquals("Prefect", deserializedFirst.getLastname());
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assertEquals("Zaphod", deserializedSecond.getFirstname());
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assertEquals("Beeblebrox", deserializedSecond.getLastname());
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}
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}
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}

‎serialize-me/src/test/java/de/dominikschadow/javasecurity/serialize/SerializerTest.java‎

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/*
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* Copyright (C) 2026 Dominik Schadow, dominikschadow@gmail.com
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*
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* This file is part of the Java Security project.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package de.dominikschadow.javasecurity.serialize;
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import org.junit.jupiter.api.AfterEach;
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import org.junit.jupiter.api.Test;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.ObjectInputStream;
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import java.io.ObjectOutputStream;
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import static org.junit.jupiter.api.Assertions.*;
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/**
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* Tests for the Serializer class.
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*
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* @author Dominik Schadow
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*/
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class SerializerTest {
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private static final String TEST_FILE = "test-serialize-me.bin";
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@AfterEach
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void tearDown() {
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File file = new File(TEST_FILE);
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if (file.exists()) {
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file.delete();
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}
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}
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@Test
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void serializeMe_canBeSerializedAndDeserialized() throws Exception {
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SerializeMe serializeMe = new SerializeMe();
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serializeMe.setFirstname("Arthur");
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serializeMe.setLastname("Dent");
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try (ObjectOutputStream oos = new ObjectOutputStream(new FileOutputStream(TEST_FILE))) {
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oos.writeObject(serializeMe);
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oos.flush();
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}
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File file = new File(TEST_FILE);
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assertTrue(file.exists(), "Serialized file should exist");
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try (ObjectInputStream ois = new ObjectInputStream(new FileInputStream(TEST_FILE))) {
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SerializeMe deserialized = (SerializeMe) ois.readObject();
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assertEquals("Arthur", deserialized.getFirstname());
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assertEquals("Dent", deserialized.getLastname());
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}
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}
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@Test
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void serializeMe_createsFile() throws Exception {
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SerializeMe serializeMe = new SerializeMe();
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serializeMe.setFirstname("Ford");
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serializeMe.setLastname("Prefect");
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try (ObjectOutputStream oos = new ObjectOutputStream(new FileOutputStream(TEST_FILE))) {
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oos.writeObject(serializeMe);
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oos.flush();
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}
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File file = new File(TEST_FILE);
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assertTrue(file.exists(), "Serialized file should be created");
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assertTrue(file.length() > 0, "Serialized file should not be empty");
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}
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@Test
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void serializeMe_withNullValues_canBeSerialized() throws Exception {
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SerializeMe serializeMe = new SerializeMe();
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try (ObjectOutputStream oos = new ObjectOutputStream(new FileOutputStream(TEST_FILE))) {
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oos.writeObject(serializeMe);
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oos.flush();
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}
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try (ObjectInputStream ois = new ObjectInputStream(new FileInputStream(TEST_FILE))) {
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SerializeMe deserialized = (SerializeMe) ois.readObject();
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assertNull(deserialized.getFirstname());
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assertNull(deserialized.getLastname());
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}
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}
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}

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