/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */

#include <test/bootstrapfixture.hxx>
#include <cppunit/plugin/TestPlugIn.h>
#include <DAVResourceAccess.hxx>
#include <DAVException.hxx>

using namespace http_dav_ucp;

namespace
{

    class webdav_resource_access_test: public test::BootstrapFixture
    {

    public:
        webdav_resource_access_test() : BootstrapFixture( true, true ) {}

        // initialise your test code values here.
        void setUp() override;

        void tearDown() override;

        void DAVCheckRetries();

        // Change the following lines only, if you add, remove or rename
        // member functions of the current class,
        // because these macros are need by auto register mechanism.

        CPPUNIT_TEST_SUITE( webdav_resource_access_test );
        CPPUNIT_TEST( DAVCheckRetries );
        CPPUNIT_TEST_SUITE_END();
    };                          // class webdav_local_test

    // initialise your test code values here.
    void webdav_resource_access_test::setUp()
    {
    }

    void webdav_resource_access_test::tearDown()
    {
    }

    // test when http connection should retry
    void webdav_resource_access_test::DAVCheckRetries()
    {
        // instantiate a resource access class
        DAVResourceAccess ResourceAccess(nullptr, nullptr, "http://url");
        // first check: all http errors from 100 to 399 should return true, to force a retry
        for (auto i = SC_CONTINUE; i < SC_BAD_REQUEST; i++)
        {
            const DAVException aTheException(DAVException::DAV_HTTP_ERROR, "http error code", i );
            CPPUNIT_ASSERT_EQUAL( true , ResourceAccess.handleException( aTheException, 1 ) );
        }
        // http error code from 400 to 499 should NOT force a retry
        for (auto i = SC_BAD_REQUEST; i < SC_INTERNAL_SERVER_ERROR; i++)
        {
            const DAVException aTheException(DAVException::DAV_HTTP_ERROR, "http error code", i );
            CPPUNIT_ASSERT_EQUAL( false , ResourceAccess.handleException( aTheException, 1 ) );
        }

        // http error code from 500 (SC_INTERNAL_SERVER_ERROR) up should force a retry
        // except in special value
        // 1999 as high limit is just a current (2016-09-25) choice.
        // RFC poses no limit to the max value of response status code
        for (auto i = SC_INTERNAL_SERVER_ERROR; i < 2000; i++)
        {
            const DAVException aTheException(DAVException::DAV_HTTP_ERROR, "http error code", i );
            switch ( i )
            {
                // the HTTP response status codes that can be retried
                case SC_BAD_GATEWAY:
                case SC_GATEWAY_TIMEOUT:
                case SC_SERVICE_UNAVAILABLE:
                case SC_INSUFFICIENT_STORAGE:
                    CPPUNIT_ASSERT_EQUAL( true , ResourceAccess.handleException( aTheException, 1 ) );
                    break;
                    // default is NOT retry
                default:
                    CPPUNIT_ASSERT_EQUAL( false , ResourceAccess.handleException( aTheException, 1 ) );
            }
        }

        // check the retry request
        {
            const DAVException aTheException(DAVException::DAV_HTTP_RETRY, "the-host-name", 8080 );
            CPPUNIT_ASSERT_EQUAL( true , ResourceAccess.handleException( aTheException, 1 ) );
        }
    }

    CPPUNIT_TEST_SUITE_REGISTRATION( webdav_resource_access_test );
}

CPPUNIT_PLUGIN_IMPLEMENT();

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