Groovy example source code file (Groovy4386_Bug.groovy)

This example Groovy source code file (Groovy4386_Bug.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

compilerconfiguration, constants, file, file, groovy4386_bug, groovyshell, groovytestcase, override, pi, pi, test, test, twopi, twopi

The Groovy Groovy4386_Bug.groovy source code

/*
 * Copyright 2003-2010 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package groovy.bugs

import org.codehaus.groovy.runtime.DefaultGroovyMethods
import org.codehaus.groovy.control.CompilerConfiguration

/**
 * Test for GROOVY-4386: Using static imports to a script on the classpath.
 */
class Groovy4386_Bug extends GroovyTestCase {
    private static final scriptSource = """
        package foo
        class Constants {
            public static final PI = 3.14
            static final TWOPI = 6.28
        }
    """
    File dir = null
    File file = null

    @Override protected void setUp() {
        dir = new File("foo")
        dir.mkdir()
        file = new File(dir, "Constants.groovy")
        DefaultGroovyMethods.setText(file, scriptSource);
    }

    @Override protected void tearDown() {
        file.delete()
        dir.delete()
    }

    void testAccessPublicStaticField() {
        assertScript """
            import static foo.Constants.PI
            class Test {
                static test() {
                    assert PI == 3.14
                }
            }
            Test.test()
        """
    }

    void testAccessStaticProperty() {
        assertScript """
            import static foo.Constants.TWOPI
            class Test {
                static test() {
                    assert TWOPI == 6.28
                }
            }
            Test.test()
        """
    }

    void testStarImport() {
        assertScript """
            import static foo.Constants.*
            class Test {
                static test() {
                    assert TWOPI == PI + PI
                }
            }
            Test.test()
        """
    }

    void assertScript(String script) {
        GroovyShell shell = new GroovyShell(new CompilerConfiguration(classpath:'.'))
        shell.evaluate(script, getTestClassName())
    }
}