AbstractBeanFactoryTests.java 文件源码

@Test
public void aliasing() {
    BeanFactory bf = getBeanFactory();
    if (!(bf instanceof ConfigurableBeanFactory)) {
        return;
    }
    ConfigurableBeanFactory cbf = (ConfigurableBeanFactory) bf;

    String alias = "rods alias";
    try {
        cbf.getBean(alias);
        fail("Shouldn't permit factory get on normal bean");
    }
    catch (NoSuchBeanDefinitionException ex) {
        // Ok
        assertTrue(alias.equals(ex.getBeanName()));
    }

    // Create alias
    cbf.registerAlias("rod", alias);
    Object rod = getBeanFactory().getBean("rod");
    Object aliasRod = getBeanFactory().getBean(alias);
    assertTrue(rod == aliasRod);
}