/**************************************************************
 *
 * 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.
 *
 *************************************************************/


#include "shellexec.hxx"

#include <osl/process.h>

#include <stdio.h>
#include <limits.h>
#include <string.h>
#include <strings.h>

// -----------------------------------------------------------------------

int main(int argc, const char *argv[])
{
    int ret = 0;

    if( argc != 2 )
    {
        fprintf(stderr, "Usage: urltest <urllist>\n");
        return -1;
    }

    FILE * fp = fopen( argv[1], "r" );
    if( NULL == fp )
    {
        perror( argv[1] );
        return -1;
    }

    // expect urltest.sh beside this binary
    char line[LINE_MAX];
    size_t len = strlen(argv[0]);
    strcpy( line, argv[0] );
    strcpy( line + len, ".sh " );
    len += 4;

    unsigned int errors = 0;

    // read url(s) to test from file
    char url[512];
    while( NULL != fgets(url, sizeof(url), fp))
    {
        // remove trailing line break
        strtok( url, "\r\n" );

        printf( "Passing URL: %s\n", url );

        // test the encoding functionality from shellexec.cxx
        rtl::OString aURL( url );
        rtl::OStringBuffer aBuffer;
        escapeForShell(aBuffer, aURL);

        // append encoded URL as (only) parameter to the script
        strcpy( line + len, aBuffer.getStr() );

        printf( "Command line: %s\n", line );

        FILE * pipe = popen( line, "r" );
        if( NULL != pipe )
        {
            char buffer[BUFSIZ];

            // initialize buffer with '\0'
            memset(buffer, '\0', BUFSIZ);

            // read the output of the script
            if(NULL == fgets( buffer, BUFSIZ, pipe))
            {
                perror("FAILED: output of script could not be read");
                printf( "\n");
                ++errors;
                continue;
            }

            // remove trailing line break again
            strtok( buffer, "\r\n" );

            int n = pclose(pipe);
            if( 0 != n )
            {
                printf("FAILED: fclose returned %d\n\n", n );
                ++errors;
                continue;
            }

            if( 0 == strcmp( url, buffer ) )
            {
                // strings are identical: good !
                printf( "OK\n\n");
            }
            else
            {
                // compare failed
                printf( "FAILED: returned string is %s\n\n", buffer);
                ++errors;
            }

        }
        else
        {
            perror( line );
            ret = -2;
            break;
        }
    }

    if( ferror( fp ) )
    {
        perror( argv[1] );
        ret = -1;
    }

    fclose( fp );

    if( errors )
    {
        printf( "Number of tests failing: %d\n", errors);
        ret = -3;
    }
    else
        printf( "All tests passed OK.\n" );


    return ret;
}