TestCswExceptionMapper.java

/**
 * Copyright (c) Codice Foundation
 * <p>
 * This is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser
 * General Public License as published by the Free Software Foundation, either version 3 of the
 * License, or any later version.
 * <p>
 * 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
 * Lesser General Public License for more details. A copy of the GNU Lesser General Public License
 * is distributed along with this program and can be found at
 * <http://www.gnu.org/licenses/lgpl.html>.
 **/
package org.codice.ddf.spatial.ogc.csw.catalog.endpoint;

import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.instanceOf;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.nullValue;

import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.Status;
import javax.ws.rs.ext.ExceptionMapper;

import org.codice.ddf.spatial.ogc.csw.catalog.common.CswConstants;
import org.codice.ddf.spatial.ogc.csw.catalog.common.CswException;
import org.junit.Test;

import net.opengis.ows.v_1_0_0.ExceptionReport;

public class TestCswExceptionMapper {

    private static final String SERVICE_EXCEPTION_MSG = "Mock Exception";

    private static final String EXCEPTION_CODE = "OperationNotSupported";

    private static final String LOCATOR = "describeRecords";

    private static final String XML_PARSE_FAIL_MSG =
            "Error parsing the request.  XML parameters may be missing or invalid.";

    @Test
    public void testCswExceptionToServiceExceptionReport() {

        CswException exception = new CswException(SERVICE_EXCEPTION_MSG,
                Status.BAD_REQUEST.getStatusCode());

        ExceptionMapper<Throwable> exceptionMapper = new CswExceptionMapper();
        Response response = exceptionMapper.toResponse(exception);
        assertThat(response.getEntity(), is(instanceOf(ExceptionReport.class)));
        ExceptionReport exceptionReport = (ExceptionReport) response.getEntity();
        assertThat(Status.BAD_REQUEST.getStatusCode(), is(response.getStatus()));
        assertThat(SERVICE_EXCEPTION_MSG, is(exceptionReport.getException()
                .get(0)
                .getExceptionText()
                .get(0)));
        assertThat(exceptionReport.getException()
                .get(0)
                .getExceptionCode(), nullValue());
        assertThat(exceptionReport.getException()
                .get(0)
                .getLocator(), nullValue());
    }

    @Test
    public void testCswExceptionToServiceExceptionReportWithLocatorAndCode() {

        CswException exception = new CswException(SERVICE_EXCEPTION_MSG,
                Status.BAD_REQUEST.getStatusCode(),
                EXCEPTION_CODE,
                LOCATOR);

        ExceptionMapper<Throwable> exceptionMapper = new CswExceptionMapper();
        Response response = exceptionMapper.toResponse(exception);
        assertThat(response.getEntity(), is(instanceOf(ExceptionReport.class)));
        ExceptionReport exceptionReport = (ExceptionReport) response.getEntity();
        assertThat(Status.BAD_REQUEST.getStatusCode(), is(response.getStatus()));
        assertThat(SERVICE_EXCEPTION_MSG, is(exceptionReport.getException()
                .get(0)
                .getExceptionText()
                .get(0)));
        assertThat(EXCEPTION_CODE, is(exceptionReport.getException()
                .get(0)
                .getExceptionCode()));
        assertThat(LOCATOR, is(exceptionReport.getException()
                .get(0)
                .getLocator()));
    }

    @Test
    public void testThrowableExceptionToServiceExceptionReport() {

        NullPointerException npe = new NullPointerException();

        ExceptionMapper<Throwable> exceptionMapper = new CswExceptionMapper();
        Response response = exceptionMapper.toResponse(npe);
        assertThat(response.getEntity(), is(instanceOf(ExceptionReport.class)));
        ExceptionReport exceptionReport = (ExceptionReport) response.getEntity();
        assertThat(Status.BAD_REQUEST.getStatusCode(), is(response.getStatus()));
        assertThat(XML_PARSE_FAIL_MSG, is(exceptionReport.getException()
                        .get(0)
                        .getExceptionText()
                        .get(0)));
        assertThat(CswConstants.MISSING_PARAMETER_VALUE, is(exceptionReport.getException()
                .get(0)
                .getExceptionCode()));
        assertThat(exceptionReport.getException()
                .get(0)
                .getLocator(), nullValue());

        IllegalArgumentException iae = new IllegalArgumentException();

        exceptionMapper = new CswExceptionMapper();
        response = exceptionMapper.toResponse(iae);
        assertThat(response.getEntity(), is(instanceOf(ExceptionReport.class)));
        exceptionReport = (ExceptionReport) response.getEntity();
        assertThat(Status.BAD_REQUEST.getStatusCode(), is(response.getStatus()));
        assertThat(XML_PARSE_FAIL_MSG, is(exceptionReport.getException()
                .get(0)
                .getExceptionText()
                .get(0)));
        assertThat(CswConstants.MISSING_PARAMETER_VALUE, is(exceptionReport.getException()
                .get(0)
                .getExceptionCode()));
        assertThat(exceptionReport.getException()
                .get(0)
                .getLocator(), nullValue());

    }
}