ContextNamespaceHandlerTests.java 文件源码

@Test
public void propertyPlaceholder() throws Exception {
    ApplicationContext applicationContext = new ClassPathXmlApplicationContext(
            "contextNamespaceHandlerTests-replace.xml", getClass());
    Map<String, PlaceholderConfigurerSupport> beans = applicationContext
            .getBeansOfType(PlaceholderConfigurerSupport.class);
    assertFalse("No PropertyPlaceholderConfigurer found", beans.isEmpty());
    String s = (String) applicationContext.getBean("string");
    assertEquals("No properties replaced", "bar", s);
}