/*

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/**

 * @test

 * @compile NameValidationTest.java

 * @run testng NameValidationTest

 * @summary unit tests for verifying member names

 */

import java.lang.constant.*;

import java.lang.invoke.*;

import org.testng.annotations.Test;

import static java.lang.constant.DirectMethodHandleDesc.*;

import static java.lang.constant.ConstantDescs.*;

import static java.lang.constant.DirectMethodHandleDesc.Kind.VIRTUAL;

import static org.testng.Assert.fail;

@Test

public class NameValidationTest {

    private static final String[] badMemberNames = new String[] {"xx.xx", "zz;zz", "[l", "aa/aa", "<cinit>"};

    private static final String[] goodMemberNames = new String[] {"<clinit>", "<init>", "3", "~", "$", "qq"};

    public void testMemberNames() {

        DirectMethodHandleDesc mh = MethodHandleDesc.of(Kind.VIRTUAL, CD_String, "isEmpty", "()Z");

        for (String badName : badMemberNames) {

            try {

                memberNamesHelper(badName, mh, CD_int, null);

                fail("Expected failure for name " + badName);

            } catch (IllegalArgumentException iae) {

                // expected

            }

            try {

                memberNamesHelper(badName, mh, CD_int, new ConstantDesc[0]);

                fail("Expected failure for name " + badName);

            } catch (IllegalArgumentException iae) {

                // expected

            }

        }

        for (String badName : goodMemberNames) {

            memberNamesHelper(badName, mh, CD_int, null);

            memberNamesHelper(badName, mh, CD_int, new ConstantDesc[0]);

        }

    }

    private void memberNamesHelper(String constantName,

                               DirectMethodHandleDesc bootstrapMethod,

                               ClassDesc constantType,

                               ConstantDesc... bootstrapArgs) {

        if (bootstrapArgs == null) {

            DynamicConstantDesc.ofNamed(bootstrapMethod, constantName, constantType);

        } else {

            DynamicConstantDesc.ofNamed(bootstrapMethod, constantName, constantType, bootstrapArgs);

        }

    }

    public void testClassNames() {

        for (String badName : badClassNames) {

            try {

                ClassDesc.of(badName);

                fail("Expected failure for name " + badName);

            } catch (IllegalArgumentException iae) {

                // expected

            }

        }

        for (String goodName : goodClassNames) {

            ClassDesc.of(goodName);

        }

    }

}