org.apache.olingo.fit.tecsvc.http.AcceptHeaderAcceptCharsetHeaderITCase.java Source code

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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you 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 org.apache.olingo.fit.tecsvc.http;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;

import java.net.HttpURLConnection;
import java.net.URL;

import org.apache.commons.io.IOUtils;
import org.apache.olingo.client.api.ODataClient;
import org.apache.olingo.commons.api.format.ContentType;
import org.apache.olingo.commons.api.http.HttpHeader;
import org.apache.olingo.commons.api.http.HttpMethod;
import org.apache.olingo.commons.api.http.HttpStatusCode;
import org.apache.olingo.fit.AbstractBaseTestITCase;
import org.apache.olingo.fit.tecsvc.TecSvcConst;
import org.junit.Test;

public class AcceptHeaderAcceptCharsetHeaderITCase extends AbstractBaseTestITCase {

    private static final String SERVICE_URI = TecSvcConst.BASE_URI + "/";

    @Test
    public void validAcceptHeader() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT, "application/json");
        connection.connect();

        assertEquals(HttpStatusCode.OK.getStatusCode(), connection.getResponseCode());

        final String content = IOUtils.toString(connection.getInputStream());
        assertNotNull(content);
    }

    @Test
    public void invalidAcceptHeader1() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT, "abc");
        connection.connect();

        assertEquals(HttpStatusCode.BAD_REQUEST.getStatusCode(), connection.getResponseCode());

        final String content = IOUtils.toString(connection.getErrorStream());
        assertTrue(content
                .contains("The content-type range ' abc' is not supported as " + "value of the Accept header."));
    }

    @Test
    public void invalidAcceptHeader2() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT, "application/xyz");
        connection.connect();

        assertEquals(HttpStatusCode.NOT_ACCEPTABLE.getStatusCode(), connection.getResponseCode());

        final String content = IOUtils.toString(connection.getErrorStream());
        assertTrue(content.contains(
                "The content-type range 'application/xyz' is " + "not supported as value of the Accept header."));
    }

    @Test
    public void validAcceptCharsetHeader() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT_CHARSET, "utf-8;q=0.1");
        connection.setRequestProperty(HttpHeader.ACCEPT, ContentType.APPLICATION_JSON.toContentTypeString());
        connection.connect();

        assertEquals(HttpStatusCode.OK.getStatusCode(), connection.getResponseCode());
        assertNotNull(connection.getHeaderField(HttpHeader.CONTENT_TYPE));
        ContentType contentType = ContentType.parse(connection.getHeaderField(HttpHeader.CONTENT_TYPE));
        assertEquals("application", contentType.getType());
        assertEquals("json", contentType.getSubtype());
        assertEquals(3, contentType.getParameters().size());
        assertEquals("0.1", contentType.getParameter("q"));
        assertEquals("minimal", contentType.getParameter("odata.metadata"));
        assertEquals("utf-8", contentType.getParameter("charset"));

        final String content = IOUtils.toString(connection.getInputStream());
        assertNotNull(content);
    }

    @Test
    public void invalidAcceptCharsetHeader1() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT_CHARSET, "US-ASCII");
        connection.connect();

        assertEquals(HttpStatusCode.NOT_ACCEPTABLE.getStatusCode(), connection.getResponseCode());

        final String content = IOUtils.toString(connection.getErrorStream());
        assertTrue(content
                .contains("The charset specified in Accept charset header " + "'US-ASCII' is not supported."));
    }

    @Test
    public void invalidAcceptCharsetHeader2() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT_CHARSET, "abc");
        connection.connect();

        assertEquals(HttpStatusCode.NOT_ACCEPTABLE.getStatusCode(), connection.getResponseCode());

        final String content = IOUtils.toString(connection.getErrorStream());
        assertTrue(content.contains("The charset specified in Accept charset header 'abc' is not supported."));
    }

    @Test
    public void unsupportedAcceptHeaderWithSupportedAcceptCharsetHeader() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT_CHARSET, "utf8;q=0.1");
        connection.setRequestProperty(HttpHeader.ACCEPT, "application/json;charset=iso8859-1");
        connection.connect();

        assertEquals(HttpStatusCode.OK.getStatusCode(), connection.getResponseCode());
        assertNotNull(connection.getHeaderField(HttpHeader.CONTENT_TYPE));
        ContentType contentType = ContentType.parse(connection.getHeaderField(HttpHeader.CONTENT_TYPE));
        assertEquals("application", contentType.getType());
        assertEquals("json", contentType.getSubtype());
        assertEquals(3, contentType.getParameters().size());
        assertEquals("0.1", contentType.getParameter("q"));
        assertEquals("minimal", contentType.getParameter("odata.metadata"));
        assertEquals("utf8", contentType.getParameter("charset"));

        final String content = IOUtils.toString(connection.getInputStream());
        assertNotNull(content);
    }

    @Test
    public void supportedAcceptHeaderWithUnSupportedAcceptCharsetHeader() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT_CHARSET, "iso-8859-1");
        connection.setRequestProperty(HttpHeader.ACCEPT, "application/json;charset=utf8");
        connection.connect();

        assertEquals(HttpStatusCode.NOT_ACCEPTABLE.getStatusCode(), connection.getResponseCode());

        final String content = IOUtils.toString(connection.getErrorStream());
        assertTrue(content
                .contains("The charset specified in Accept charset header " + "'iso-8859-1' is not supported."));
    }

    @Test
    public void validFormatWithAcceptCharsetHeader() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim?$format=json");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT_CHARSET, "utf-8;q=0.1");
        connection.connect();

        assertEquals(HttpStatusCode.OK.getStatusCode(), connection.getResponseCode());
        assertNotNull(connection.getHeaderField(HttpHeader.CONTENT_TYPE));
        ContentType contentType = ContentType.parse(connection.getHeaderField(HttpHeader.CONTENT_TYPE));
        assertEquals("application", contentType.getType());
        assertEquals("json", contentType.getSubtype());
        assertEquals(3, contentType.getParameters().size());
        assertEquals("0.1", contentType.getParameter("q"));
        assertEquals("minimal", contentType.getParameter("odata.metadata"));
        assertEquals("utf-8", contentType.getParameter("charset"));

        final String content = IOUtils.toString(connection.getInputStream());
        assertNotNull(content);
    }

    @Test
    public void validFormatWithUnsupportedAcceptCharsetHeader() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim?$format=json");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT_CHARSET, "iso-8859-1");
        connection.connect();

        assertEquals(HttpStatusCode.NOT_ACCEPTABLE.getStatusCode(), connection.getResponseCode());

        final String content = IOUtils.toString(connection.getErrorStream());
        assertTrue(content
                .contains("The charset specified in Accept charset header " + "'iso-8859-1' is not supported."));
    }

    @Test
    public void validFormatWithIllegalAcceptCharsetHeader() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim?$format=json");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT_CHARSET, "abc");
        connection.connect();

        assertEquals(HttpStatusCode.NOT_ACCEPTABLE.getStatusCode(), connection.getResponseCode());

        final String content = IOUtils.toString(connection.getErrorStream());
        assertTrue(content.contains("The charset specified in Accept charset " + "header 'abc' is not supported."));
    }

    @Test
    public void multipleValuesInAcceptCharsetHeader1() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT_CHARSET, "utf-8;q=0.1,iso-8859-1,unicode-1-1");
        connection.setRequestProperty(HttpHeader.ACCEPT, "application/json");
        connection.connect();

        assertEquals(HttpStatusCode.OK.getStatusCode(), connection.getResponseCode());
        assertNotNull(connection.getHeaderField(HttpHeader.CONTENT_TYPE));
        ContentType contentType = ContentType.parse(connection.getHeaderField(HttpHeader.CONTENT_TYPE));
        assertEquals("application", contentType.getType());
        assertEquals("json", contentType.getSubtype());
        assertEquals(3, contentType.getParameters().size());
        assertEquals("minimal", contentType.getParameter("odata.metadata"));
        assertEquals("utf-8", contentType.getParameter("charset"));
        assertEquals("0.1", contentType.getParameter("q"));

        final String content = IOUtils.toString(connection.getInputStream());
        assertNotNull(content);
    }

    @Test
    public void multipleValuesInAcceptCharsetHeader2() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT_CHARSET, "utf-8;q=0.1,utf-8;q=0.8,utf8");
        connection.setRequestProperty(HttpHeader.ACCEPT, ContentType.APPLICATION_JSON.toContentTypeString());
        connection.connect();

        assertEquals(HttpStatusCode.OK.getStatusCode(), connection.getResponseCode());
        assertNotNull(connection.getHeaderField(HttpHeader.CONTENT_TYPE));
        ContentType contentType = ContentType.parse(connection.getHeaderField(HttpHeader.CONTENT_TYPE));
        assertEquals("application", contentType.getType());
        assertEquals("json", contentType.getSubtype());
        assertEquals(2, contentType.getParameters().size());
        assertEquals("utf8", contentType.getParameter("charset"));
        assertEquals("minimal", contentType.getParameter("odata.metadata"));

        final String content = IOUtils.toString(connection.getInputStream());
        assertNotNull(content);
    }

    @Test
    public void multipleValuesInAcceptHeader1() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT,
                "application/json," + "application/json;q=0.1,application/json;q=0.8");
        connection.connect();

        assertEquals(HttpStatusCode.OK.getStatusCode(), connection.getResponseCode());
        assertNotNull(connection.getHeaderField(HttpHeader.CONTENT_TYPE));
        ContentType contentType = ContentType.parse(connection.getHeaderField(HttpHeader.CONTENT_TYPE));
        assertEquals("application", contentType.getType());
        assertEquals("json", contentType.getSubtype());
        assertEquals(1, contentType.getParameters().size());
        assertEquals("minimal", contentType.getParameter("odata.metadata"));

        final String content = IOUtils.toString(connection.getInputStream());
        assertNotNull(content);
    }

    @Test
    public void multipleValuesInAcceptHeaderWithOneIncorrectValue() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT,
                "application/json," + "application/json;q=0.1,application/json;q=0.8,abc");
        connection.connect();

        assertEquals(HttpStatusCode.BAD_REQUEST.getStatusCode(), connection.getResponseCode());

        final String content = IOUtils.toString(connection.getErrorStream());
        assertTrue(
                content.contains("The content-type range ' abc' is not supported as value of the Accept header."));
    }

    @Test
    public void multipleValuesInAcceptHeaderWithIncorrectParam() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT,
                "application/json," + "application/json;q=0.1,application/json;q=<1");
        connection.connect();

        assertEquals(HttpStatusCode.BAD_REQUEST.getStatusCode(), connection.getResponseCode());

        final String content = IOUtils.toString(connection.getErrorStream());
        assertTrue(content.contains("The content-type range 'application/json;q=<1' is not "
                + "supported as value of the Accept header."));
    }

    @Test
    public void multipleValuesInAcceptHeaderWithIncorrectCharset() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT,
                "application/json," + "application/json;q=0.1,application/json;charset=utf<8");
        connection.connect();

        assertEquals(HttpStatusCode.BAD_REQUEST.getStatusCode(), connection.getResponseCode());

        final String content = IOUtils.toString(connection.getErrorStream());
        assertTrue(content.contains(
                "The charset specified in Accept header " + "'application/json;charset=utf<8' is not supported."));
    }

    @Test
    public void acceptHeaderWithIncorrectParams() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT, "application/json;abc=xyz");
        connection.connect();

        assertEquals(HttpStatusCode.NOT_ACCEPTABLE.getStatusCode(), connection.getResponseCode());

        final String content = IOUtils.toString(connection.getErrorStream());
        assertTrue(content.contains("The content-type range 'application/json;abc=xyz' is not "
                + "supported as value of the Accept header."));
    }

    @Test
    public void formatWithIllegalCharset1() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim?$format=application/json;charset=abc");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.connect();

        assertEquals(HttpStatusCode.NOT_ACCEPTABLE.getStatusCode(), connection.getResponseCode());

        final String content = IOUtils.toString(connection.getErrorStream());
        assertTrue(content.contains("The $format option 'application/json;charset=abc' is not supported."));
    }

    @Test
    public void formatWithWrongParams() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim?$format=application/json;abc=xyz");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.connect();

        assertEquals(HttpStatusCode.NOT_ACCEPTABLE.getStatusCode(), connection.getResponseCode());

        final String content = IOUtils.toString(connection.getErrorStream());
        assertTrue(content.contains("The $format option 'application/json;abc=xyz' is not supported."));
    }

    @Test
    public void validFormatWithIncorrectParamsInAcceptCharsetHeader() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim?$format=json");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT_CHARSET, "utf-8;abc=xyz");
        connection.connect();

        assertEquals(HttpStatusCode.BAD_REQUEST.getStatusCode(), connection.getResponseCode());

        final String content = IOUtils.toString(connection.getErrorStream());
        assertTrue(content.contains("The Accept charset header 'utf-8;abc=xyz' is not supported."));
    }

    @Test
    public void validFormatWithIncorrectAcceptCharsetHeader() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim?$format=json");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT_CHARSET, "utf<8");
        connection.connect();

        assertEquals(HttpStatusCode.BAD_REQUEST.getStatusCode(), connection.getResponseCode());

        final String content = IOUtils.toString(connection.getErrorStream());
        assertTrue(content.contains("The Accept charset header 'utf<8' is not supported."));
    }

    @Test
    public void validFormatWithIncorrectMultipleAcceptCharsetHeader1() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim?$format=json");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT_CHARSET, "utf<8,utf-8;q=0.8");
        connection.connect();

        assertEquals(HttpStatusCode.BAD_REQUEST.getStatusCode(), connection.getResponseCode());

        final String content = IOUtils.toString(connection.getErrorStream());
        assertTrue(content.contains("The Accept charset header 'utf<8' is not supported."));
    }

    @Test
    public void validFormatWithIncorrectMultipleAcceptCharsetHeader2() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim?$format=json");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT_CHARSET, "utf-8;q=0.8,utf-8;q=<");
        connection.connect();

        assertEquals(HttpStatusCode.BAD_REQUEST.getStatusCode(), connection.getResponseCode());

        final String content = IOUtils.toString(connection.getErrorStream());
        assertTrue(content.contains("The Accept charset header 'utf-8;q=<' is not supported."));
    }

    @Test
    public void validFormatWithIncorrectQParamInAcceptCharsetHeader() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim?$format=json");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT_CHARSET, "utf-8;q=<");
        connection.connect();

        assertEquals(HttpStatusCode.BAD_REQUEST.getStatusCode(), connection.getResponseCode());

        final String content = IOUtils.toString(connection.getErrorStream());
        assertTrue(content.contains("The Accept charset header 'utf-8;q=<' is not supported."));
    }

    @Test
    public void validFormatWithIncorrectParamInAcceptCharsetHeader() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim?$format=json");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT_CHARSET, "utf-8;abc=xyz");
        connection.connect();

        assertEquals(HttpStatusCode.BAD_REQUEST.getStatusCode(), connection.getResponseCode());

        final String content = IOUtils.toString(connection.getErrorStream());
        assertTrue(content.contains("The Accept charset header 'utf-8;abc=xyz' is not supported."));
    }

    @Test
    public void validFormatWithIncorrectCharset() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim?$format=application/json;charset=utf<8");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT, "application/json;charset=utf-8");
        connection.connect();

        assertEquals(HttpStatusCode.BAD_REQUEST.getStatusCode(), connection.getResponseCode());

        final String content = IOUtils.toString(connection.getErrorStream());
        assertTrue(content.contains("The $format option 'application/json;charset=utf<8' is not supported."));
    }

    @Test
    public void formatWithAcceptCharset() throws Exception {
        URL url = new URL(SERVICE_URI + "ESAllPrim?$format=application/json;charset=utf-8");

        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod(HttpMethod.GET.name());
        connection.setRequestProperty(HttpHeader.ACCEPT_CHARSET, "abc");
        connection.connect();

        assertEquals(HttpStatusCode.OK.getStatusCode(), connection.getResponseCode());

        assertNotNull(connection.getHeaderField(HttpHeader.CONTENT_TYPE));
        ContentType contentType = ContentType.parse(connection.getHeaderField(HttpHeader.CONTENT_TYPE));
        assertEquals("application", contentType.getType());
        assertEquals("json", contentType.getSubtype());
        assertEquals(2, contentType.getParameters().size());
        assertEquals("minimal", contentType.getParameter("odata.metadata"));
        assertEquals("utf-8", contentType.getParameter("charset"));

        final String content = IOUtils.toString(connection.getInputStream());
        assertNotNull(content);
    }

    @Override
    protected ODataClient getClient() {
        return null;
    }

}