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

 *

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 *

 * 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).

 *

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

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/*

 * @test

 * @bug 8161157

 * @summary Test response body handlers/subscribers when there is no body

 * @library /lib/testlibrary http2/server

 * @build jdk.testlibrary.SimpleSSLContext

 * @modules java.base/sun.net.www.http

 * @run testng/othervm -Djdk.internal.httpclient.debug=true -Djdk.httpclient.HttpClient.log=all NoBodyPartOne

 */

import java.net.URI;

import java.nio.file.Files;

import java.nio.file.Path;

import java.nio.file.Paths;

import java.net.http.HttpClient;

import java.net.http.HttpRequest;

import java.net.http.HttpResponse;

import java.net.http.HttpResponse.BodyHandler;

import org.testng.annotations.Test;

import static java.nio.charset.StandardCharsets.UTF_8;

import static java.net.http.HttpRequest.BodyPublisher.fromString;

import static java.net.http.HttpResponse.BodyHandler.asByteArray;

import static java.net.http.HttpResponse.BodyHandler.asFile;

import static java.net.http.HttpResponse.BodyHandler.asString;

import static org.testng.Assert.assertEquals;

import static org.testng.Assert.assertTrue;

public class NoBodyPartOne extends AbstractNoBody {

    @Test(dataProvider = "variants")

    public void testAsString(String uri, boolean sameClient) throws Exception {

        printStamp(START, "testAsString(\"%s\", %s)", uri, sameClient);

        HttpClient client = null;

        for (int i=0; i< ITERATION_COUNT; i++) {

            if (!sameClient || client == null)

                client = newHttpClient();

            HttpRequest req = HttpRequest.newBuilder(URI.create(uri))

                                         .PUT(fromString(SIMPLE_STRING))

                                         .build();

            BodyHandler<String> handler = i % 2 == 0 ? asString() : asString(UTF_8);

            HttpResponse<String> response = client.send(req, handler);

            String body = response.body();

            assertEquals(body, "");

        }

        // We have created many clients here. Try to speed up their release.

        if (!sameClient) System.gc();

    }

    @Test(dataProvider = "variants")

    public void testAsFile(String uri, boolean sameClient) throws Exception {

        printStamp(START, "testAsFile(\"%s\", %s)", uri, sameClient);

        HttpClient client = null;

        for (int i=0; i< ITERATION_COUNT; i++) {

            if (!sameClient || client == null)

                client = newHttpClient();

            HttpRequest req = HttpRequest.newBuilder(URI.create(uri))

                                         .PUT(fromString(SIMPLE_STRING))

                                         .build();

            Path p = Paths.get("NoBody_testAsFile.txt");

            HttpResponse<Path> response = client.send(req, asFile(p));

            Path bodyPath = response.body();

            assertTrue(Files.exists(bodyPath));

            assertEquals(Files.size(bodyPath), 0);

        }

        // We have created many clients here. Try to speed up their release.

        if (!sameClient) System.gc();

    }

    @Test(dataProvider = "variants")

    public void testAsByteArray(String uri, boolean sameClient) throws Exception {

        printStamp(START, "testAsByteArray(\"%s\", %s)", uri, sameClient);

        HttpClient client = null;

        for (int i=0; i< ITERATION_COUNT; i++) {

            if (!sameClient || client == null)

                client = newHttpClient();

            HttpRequest req = HttpRequest.newBuilder(URI.create(uri))

                                         .PUT(fromString(SIMPLE_STRING))

                                         .build();

            HttpResponse<byte[]> response = client.send(req, asByteArray());

            byte[] body = response.body();

            assertEquals(body.length, 0);

        }

        // We have created many clients here. Try to speed up their release.

        if (!sameClient) System.gc();

    }

}