Master

.gitignore

@@ -0,0 +1,38 @@
+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### IntelliJ IDEA ###
+.idea/modules.xml
+.idea/jarRepositories.xml
+.idea/compiler.xml
+.idea/libraries/
+*.iws
+*.iml
+*.ipr
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store

pom.xml

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>com.ironhack</groupId>
+    <artifactId>lab-java-exceptions</artifactId>
+    <version>1.0-SNAPSHOT</version>
+
+    <properties>
+        <maven.compiler.source>22</maven.compiler.source>
+        <maven.compiler.target>22</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter-api</artifactId>
+            <version>5.11.0-M1</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
+</project>

src/main/java/com/ironhack/Main.java

@@ -0,0 +1,8 @@
+package com.ironhack;
+
+public class Main {
+
+    public static void main(String[] args) {
+    }
+
+}

src/main/java/com/ironhack/Person.java

@@ -0,0 +1,71 @@
+package com.ironhack;
+
+import java.util.Objects;
+
+public class Person {
+
+    // properties
+    private int id;
+    private String name;
+    private int age;
+    private String occupation;
+
+    // methods
+    public Person(int id, String name, int age, String occupation) {
+        this.id = id;
+        this.age = age;
+        this.occupation = occupation;
+
+        String[] parts = name.split(" ");
+        if (parts.length < 2)
+            throw new IllegalArgumentException("name should follow firstName lastName format");
+        else
+            this.name = name;
+    }
+
+    public void setAge(int age) {
+        if (age < 0)
+            throw new IllegalArgumentException("age cannot be negative");
+        else
+            this.age = age;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        Person person = (Person) o;
+        return age == person.age && Objects.equals(name, person.name) && Objects.equals(occupation, person.occupation);
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public int getAge() {
+        return age;
+    }
+
+    public String getOccupation() {
+        return occupation;
+    }
+
+    public Person() {
+    }
+
+    @Override
+    public String toString() {
+        final StringBuffer sb = new StringBuffer("Person{");
+        sb.append("id=").append(id);
+        sb.append(", name='").append(name).append('\'');
+        sb.append(", age=").append(age);
+        sb.append(", occupation='").append(occupation).append('\'');
+        sb.append('}');
+        return sb.toString();
+    }
+
+}

src/main/java/com/ironhack/PersonList.java

@@ -0,0 +1,57 @@
+package com.ironhack;
+
+import java.io.FileWriter;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+public class PersonList {
+
+    private List<Person> personList;
+
+    public PersonList() {
+        this.personList = new ArrayList<>();
+    }
+
+    public void addPerson(Person person) {
+        personList.add(person);
+    }
+
+    public void removePerson(Person person) {
+        personList.remove(person);
+    }
+
+    public Person getPerson(int index) {
+        return personList.get(index);
+    }
+
+    public Person findByName(String name) {
+        String[] parts = name.split(" ");
+        if (parts.length < 2)
+            throw new IllegalArgumentException("name should follow firstName lastName format");
+        for (Person person : personList) {
+            if (person.getName().equals(name))
+                return person;
+        }
+        return null;
+    }
+
+
+    public Person clone(Person person, int id) {
+        if (person.getId() == id)
+            throw new IllegalArgumentException("Please use a different ID");
+        else
+            return new Person(id, person.getName(), person.getAge(), person.getOccupation());
+    }
+
+    public void writePersonToFile(Person person) {
+        try {
+            FileWriter writer = new FileWriter("person.txt");
+            writer.write(person.toString());
+            writer.close();
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+}

src/test/java/com/ironhack/PersonListTest.java

@@ -0,0 +1,45 @@
+package com.ironhack;
+
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+class PersonListTest {
+
+    @Test
+    void findByName_ReturnsCorrectObject() {
+        // Arrange
+        Person samplePerson = new Person(1, "firstname lastname", 99, "occupation");
+        PersonList samplePersonList = new PersonList();
+        samplePersonList.addPerson(samplePerson);
+        // Assert
+        assertEquals(samplePerson, samplePersonList.findByName("firstname lastname"));
+    }
+
+    @Test
+    void findByName_ThrowsException() {
+        // Arrange
+        PersonList samplePersonList = new PersonList();
+        // Assert
+        assertThrows(IllegalArgumentException.class, () -> samplePersonList.findByName("firstname"));
+    }
+
+    @Test
+    void Clone() {
+        // Arrange
+        Person samplePerson = new Person(1, "firstname lastname", 99, "occupation");
+        PersonList samplePersonList = new PersonList();
+        samplePersonList.addPerson(samplePerson);
+        // Act
+        Person clonedPerson = samplePersonList.clone(samplePerson, 2);
+        // Assert
+        assertEquals(samplePerson, clonedPerson);
+        assertNotEquals(samplePerson.getId(), clonedPerson.getId());
+    }
+
+}

src/test/java/com/ironhack/PersonTest.java

@@ -0,0 +1,17 @@
+package com.ironhack;
+
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+class PersonTest {
+
+    @Test
+    void setAge_ThrowsErrorWhenAgeIsLessThanZero() {
+        // Arrange
+        Person person = new Person();
+        // Assert
+        assertThrows(IllegalArgumentException.class, () -> person.setAge(-1));
+    }
+
+}