Groovy example source code file (MainIntegrationTest.groovy)

This example Groovy source code file (MainIntegrationTest.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

ast, ast, groovytestcase, mainintegrationtest, mainintegrationtest, maintransformation, maintransformation, transformtesthelper, transformtesthelper

The Groovy MainIntegrationTest.groovy source code

package examples.astbuilder

import org.codehaus.groovy.tools.ast.TransformTestHelper
import org.codehaus.groovy.control.CompilePhase

/**
 *
 * This TestCase shows how to invoke an AST Transformation from a unit test.
 * An IDE will let you step through the AST Transformation using this approach. 
 *
 * @author Hamlet D'Arcy
 */

class MainIntegrationTest extends GroovyTestCase {

     public void testInvokeUnitTest() {
        def invoker = new TransformTestHelper(new MainTransformation(), CompilePhase.CANONICALIZATION)

        def file = new File('./MainExample.groovy')
        assert file.exists()

        def clazz = invoker.parse(file)
        def tester = clazz.newInstance()
        tester.main(null)       // main method added with AST transform
    }
}