examples

spring-core/src/test/java/com/baeldung/applicationcontext/ClasspathXmlApplicationContextTest.java

@@ -0,0 +1,59 @@
+package com.baeldung.applicationcontext;
+
+import static org.hamcrest.core.IsEqual.equalTo;
+import static org.junit.Assert.assertThat;
+
+import java.util.List;
+import java.util.Locale;
+
+import org.junit.Test;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.ConfigurableApplicationContext;
+import org.springframework.context.MessageSource;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+
+public class ClasspathXmlApplicationContextTest {
+    @Test
+    public void testBasicUsage() {
+        ApplicationContext context = new ClassPathXmlApplicationContext("classpathxmlapplicationcontext-example.xml");
+        Student student = (Student) context.getBean("student");
+        assertThat(student.getNo(), equalTo(15));
+        assertThat(student.getName(), equalTo("Tom"));
+
+        Student sameStudent = context.getBean("student", Student.class);// do not need cast class
+        assertThat(sameStudent.getNo(), equalTo(15));
+        assertThat(sameStudent.getName(), equalTo("Tom"));
+    }
+
+    @Test
+    public void testRegisterShutdownHook() {
+        ConfigurableApplicationContext context = new ClassPathXmlApplicationContext("classpathxmlapplicationcontext-example.xml");
+        context.registerShutdownHook();
+    }
+
+    @Test
+    public void testInternationalization() {
+        MessageSource resources = new ClassPathXmlApplicationContext("classpathxmlapplicationcontext-internationalization.xml");
+
+        String enHello = resources.getMessage("hello", null, "Default", Locale.ENGLISH);
+        String enYou = resources.getMessage("you", null, Locale.ENGLISH);
+        String enThanks = resources.getMessage("thanks", new Object[] { enYou }, Locale.ENGLISH);
+        assertThat(enHello, equalTo("hello"));
+        assertThat(enThanks, equalTo("thank you"));
+
+        String chHello = resources.getMessage("hello", null, "Default", Locale.SIMPLIFIED_CHINESE);
+        String chYou = resources.getMessage("you", null, Locale.SIMPLIFIED_CHINESE);
+        String chThanks = resources.getMessage("thanks", new Object[] { chYou }, Locale.SIMPLIFIED_CHINESE);
+        assertThat(chHello, equalTo("你好"));
+        assertThat(chThanks, equalTo("谢谢你"));
+    }
+
+    @Test
+    public void testApplicationContextAware() {
+        ApplicationContext context = new ClassPathXmlApplicationContext("classpathxmlapplicationcontext-example.xml");
+        Teacher teacher = context.getBean("teacher", Teacher.class);
+        List<Course> courses = teacher.getCourses();
+        assertThat(courses.size(), equalTo(1));
+        assertThat(courses.get(0).getName(), equalTo("math"));
+    }
+}