JUnit - プロパティがクラスに存在するかどうかをアサートする

JUnit –プロパティがクラスに存在する場合にアサート

hamcrest-libraryを含み、クラスプロパティとその値をhasProperty()でテストします。

P.S Tested with JUnit 4.12 and hamcrest-library 1.3

ClassPropertyTest.java

package com.example;

import org.junit.Test;

import java.util.Arrays;
import java.util.List;

import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.Matchers.containsInAnyOrder;
import static org.hamcrest.Matchers.hasProperty;
import static org.junit.Assert.assertThat;

public class ClassPropertyTest {

    //Single Object
    @Test
    public void testClassProperty() {

        Book obj = new Book("Mkyong in Action");

        assertThat(obj, hasProperty("name"));

        assertThat(obj, hasProperty("name", is("Mkyong in Action")));

    }

    // List Objects
    @Test
    public void testClassPropertyInList() {

        List list = Arrays.asList(
                new Book("Java in Action"),
                new Book("Spring in Action")
        );

        assertThat(list, containsInAnyOrder(
                hasProperty("name", is("Spring in Action")),
                hasProperty("name", is("Java in Action"))
        ));

    }

    public class Book {

        public Book(String name) {
            this.name = name;
        }

        private String name;

        public String getName() {
            return name;
        }

        public void setName(String name) {
            this.name = name;
        }
    }
}

これがhamcrest-libraryを含むMavenpomファイルです

pom.xml

    
        
            junit
            junit
            4.12
            test
            
                
                    org.hamcrest
                    hamcrest-core
                
            
        
        
        
            org.hamcrest
            hamcrest-library
            1.3
            test