/*

Java 4 Browser Bytecode Translator

Copyright (C) 2012-2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>

This program is free software: you can redistribute it and/or modify

it under the terms of the GNU General Public License as published by

the Free Software Foundation, version 2 of the License.

This program 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 for more details.

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

along with this program. Look for COPYING file in the top folder.

If not, see http://opensource.org/licenses/GPL-2.0.

*/

package org.apidesign.vm4brwsr;

import javax.script.Invocable;

import javax.script.ScriptException;

import org.testng.annotations.Test;

import static org.testng.Assert.*;

import org.testng.annotations.BeforeClass;

/**

 *

 * @author Jaroslav Tulach <jtulach@netbeans.org>

 */

public class ArrayTest {

    @Test public void verifySimpleIntOperation() throws Exception {

            assertExec("CheckTheSum", "org_apidesign_vm4brwsr_Array_simpleI", 

            Double.valueOf(15)

        );

    }

    @Test public void verifyOperationsOnArrays() throws Exception {

        assertExec("The sum is 105", "org_apidesign_vm4brwsr_Array_sumD", 

            Double.valueOf(105)

        );

    }

    @Test public void doesCopyArrayWork() throws Exception {

        assertExec("Returns 'a'", "org_apidesign_vm4brwsr_Array_copyArrayC", Double.valueOf('a'));

    }

    private static CharSequence codeSeq;

    private static Invocable code;

    @BeforeClass 

    public void compileTheCode() throws Exception {

        StringBuilder sb = new StringBuilder();

        code = StaticMethodTest.compileClass(sb, 

            "org/apidesign/vm4brwsr/Array"

        );

        codeSeq = sb;

    }

    private static void assertExec(String msg, String methodName, Object expRes, Object... args) throws Exception {

        Object ret = null;

        try {

            ret = code.invokeFunction(methodName, args);

        } catch (ScriptException ex) {

            fail("Execution failed in\n" + codeSeq, ex);

        } catch (NoSuchMethodException ex) {

            fail("Cannot find method in\n" + codeSeq, ex);

        }

        if (ret == null && expRes == null) {

            return;

        }

        if (expRes.equals(ret)) {

            return;

        }

        assertEquals(ret, expRes, msg + "was: " + ret + "\n" + codeSeq);

    }

}