Add second set of assertions

assertj-introduction/src/main/java/com/baeldung/assertj/domain/Person.java

@@ -0,0 +1,19 @@
+package com.baeldung.assertj.domain;
+
+public class Person {
+    private String name;
+    private Integer age;
+
+    public Person(String name, Integer age) {
+        this.name = name;
+        this.age = age;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public Integer getAge() {
+        return age;
+    }
+}

assertj-introduction/src/test/java/com/baeldung/assertj/AssertJDemoTest.java

@@ -1,6 +1,8 @@
 package com.baeldung.assertj;
 
 import com.baeldung.assertj.domain.Dog;
+import com.baeldung.assertj.domain.Person;
+import org.junit.Ignore;
 import org.junit.Test;
 
 import java.util.Arrays;
@@ -62,4 +64,14 @@ public class AssertJDemoTest {
     public void whenComparingWithOffset_thenEquals() throws Exception {
         assertThat(5.1).isEqualTo(5, withPrecision(1d));
     }
+
+    @Ignore // IN ORDER TO TEST, REMOVE THIS LINE
+    @Test
+    public void whenRunningAssertion_thenDescribed() throws Exception {
+        Person person = new Person("Alex", 34);
+
+        assertThat(person.getAge())
+                .as("%s's age should be equal to 100")
+                .isEqualTo(100);
+    }
 }