Groovy example source code file (ParsingTest.groovy)

This example Groovy source code file (ParsingTest.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

a, a, groovy2605, groovy2605, map, map, parsingtest, short, string, string

The Groovy ParsingTest.groovy source code

package gls.syntax

public class ParsingTest extends gls.CompilableTestSupport {
    void testExpressionParsingWithCastingInFrontOfAClosure() {
        int[] numbers = new int[3]

        shouldCompile """
            (String) {-> print ""}.call()
        """
    
        shouldCompile """
            (String[]) {-> print ""}.call()
        """

        shouldCompile """
            (short) {-> print numbers[0]}.call()
        """
        
        shouldCompile """
            (short[]) {-> print numbers}.call()
        """
        def testObj = new Groovy2605()

        def val1 = (Groovy2605) {-> return testObj}.call()
        assert val1 instanceof Groovy2605
        
        def val2 = (String){-> return testObj}.call()
        assert val2 instanceof String
        assert val2 == "[A Groovy2605 object]"

        def val3 = (short) {-> return numbers[0]}.call()
        assert val3 instanceof Short

        def val4 = (short[]) {-> return numbers}.call()
        assert val4.class.componentType == short
    }

    void testExpressionParsingWithCastInFrontOfAMap() {
        shouldCompile """
            def m = (Map)[a:{ "foo"; println 'bar' }]
        """
    }
}

class Groovy2605 {
    String toString(){
        return "[A Groovy2605 object]"
    }
}