closureclonetest.groovy

来自「Groovy动态语言 运行在JVM中的动态语言 可以方便的处理业务逻辑变化大的业」· GROOVY 代码 · 共 22 行

/** 
 * @author <a href="mailto:[e-mail]">James Strachan</a>
 * @version $Revision: 2129 $
 */
class ClosureCloneTest extends GroovyTestCase {

    void testCloneOfClosure() {
        def factor = 2
        def closure = { it * factor }

        def value = closure(5)
        assert value == 10

        // now lets clone the closure
        def c2 = closure.clone()
        assert c2 != null

        value = c2(6)
        assert value == 12
    }  
}