closureclonetest.groovy

来自「大名鼎鼎的java动态脚本语言。已经通过了sun的认证」· GROOVY 代码 · 共 22 行

/** 
 * @author <a href="mailto:[e-mail]">James Strachan</a>
 * @version $Revision: 1.3 $
 */
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
    }  
}