/**
 * The MIT License (MIT)
 *
 * Copyright (c) 2014-2017 Yegor Bugayenko
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package org.takes.rs.xe;

import com.jcabi.matchers.XhtmlMatchers;
import java.io.IOException;
import java.util.Arrays;
import java.util.Locale;
import org.apache.commons.io.IOUtils;
import org.hamcrest.MatcherAssert;
import org.junit.Test;
import org.xembly.Directives;

/**
 * Test case for {@link XeTransform}.
 * @author Yegor Bugayenko (yegor256@gmail.com)
 * @version $Id: e4a6b507608a3ce495cae4e3640b6c1589d8a3d3 $
 * @since 0.13
 */
public final class XeTransformTest {

    /**
     * XeTransform can build XML response.
     * @throws IOException If some problem inside
     */
    @Test
    public void buildsXmlResponse() throws IOException {
        MatcherAssert.assertThat(
            IOUtils.toString(
                new RsXembly(
                    new XeAppend(
                        "root",
                        new XeTransform<String>(
                            Arrays.asList("Jeff", "Walter"),
                            new XeTransform.Func<String>() {
                                @Override
                                public XeSource transform(final String obj) {
                                    return new XeDirectives(
                                        new Directives().add("bowler").set(
                                            obj.toUpperCase(Locale.ENGLISH)
                                        )
                                    );
                                }
                            }
                        )
                    )
                ).body()
            ),
            XhtmlMatchers.hasXPaths(
                "/root[count(bowler)=2]",
                "/root/bowler[.='JEFF']"
            )
        );
    }

}