Groovy example source code file (OperationsResultTypeTest.groovy)

This example Groovy source code file (OperationsResultTypeTest.groovy) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Groovy tags/keywords

classcastexception, classcastexception, iterator, iterator, operationsresulttypetest, operationsresulttypetest

The Groovy OperationsResultTypeTest.groovy source code

package gls.types

public class OperationsResultTypeTest extends gls.CompilableTestSupport {
  
  void testDeclaredTypeIsKept() {
      assertScript """
          def list = [10,20,30]
          Iterator it = list.iterator()
          try {
              it++
              assert false
          } catch  (ClassCastException) {
              assert true
          }
      """
  }
}