大名鼎鼎的java动态脚本语言。已经通过了sun的认证

				class SubscriptAndExpressionBug extends GroovyTestCase {				    				    void testBug() {				        def foo = ["nice cheese grommit"]				        				        def cheese = foo[0].startsWith("nice")				        				        assert cheese == true				    }								    void testSubscriptIncrement() {				        def foo = [5, 6, 7]				        foo[0] += 5				        				        assert foo[0] == 10				        				        def i = 0				        foo[i++] = 1				        assert foo[0] == 1				        assert i == 1				        				        foo[i++] += 5				        assert i == 2				        assert foo[1] == 11				    }								    void testLargeSubscript() {				        def foo = [1]				        				        foo[10] = 123				        				        assert foo[10] == 123				        				        foo.putAt(12, 55)				        assert foo[12] == 55				        				        def i = 20				        foo[i] = 1				        foo[i++] += 5				        				        assert i == 21				        assert foo[20] == 6				    }				    				    void testDoubleSubscript() {				        def foo = ["nice cheese grommit"]				        				        def cheese = foo[0][5..10]				        				        assert cheese == "cheese"				    }				    				    void testSubscriptAndProperty() {				        def foo = [['gromit':'cheese']]				        				        def cheese = foo[0].gromit				        				        assert cheese == "cheese"				    }				}