closuremethodcalltest.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 26 行

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

    void testCallingClosureWithMultipleArguments() {
        def foo
        def closure = { a, b -> foo = "hello ${a} and ${b}".toString() }
        
        closure("james", "bob")

        assert foo == "hello james and bob"

        closure.call("sam", "james")

        assert foo == "hello sam and james"
    }
    
    
    void testSystemOutPrintlnAsAClosure() {
        def closure = System.out.&println
        closure("Hello world")
    }
}