Ignore:
Timestamp:
2010-05-27T23:56:02+12:00 (14 years ago)
Author:
davidb
Message:

Some refinement of the testing framework for the os_process class

File:
1 edited

Legend:

Unmodified
Added
Removed

  • main/trunk/greenstone2/runtime-src/src/recpt/os_process.cpp

    r22187 r22188  
    4646
    4747
    48 
    49 
    50 #if 0
    51 
    52 #include "os_process_windows.h"
    53 #include "os_process_unix.h"
    54 #include <iostream>
    55 using namespace std;
    56 
    57 
    58 
    59 void test_uni_write_pipe()
    60 {
    61 #ifdef __WIN32__
    62   char* prog_name = "type";
    63   char* argv[] = { "type", NULL } ;
    64  
    65 #else
    66   char* prog_name = "tr";
    67   char* argv[] = { "tr", "[A-Z]", "[a-z]", NULL };
    68 #endif
    69 
    70   cout << "<hr>" << endl;
    71   cout << "<p>Unidirectional Write Test" << endl;
    72   cout << "<p>  Converts uppercase letters to lowercase" << endl;
    73   cout << "<p>  These are then sent to whereever the stdout of the child process goes" << endl;
    74   cout << "<p>" << endl;
    75 
    76 #ifdef __WIN32__
    77   osprocesswindows* process = new osprocesswindows(uniWrite,prog_name,argv);
    78 #else
    79   osprocessunix* process = new osprocessunix(uniWrite,prog_name,argv);
    80 #endif
    81  
    82   char* buffer = "TESTING uniWirite IN CAP\nTesting uniWrite in Mixed Case\n";
    83   int buffer_len = strlen(buffer);
    84 
    85   if (!process->write(buffer,buffer_len)) {
    86     cerr << "Error: failed to write to child process\n";
    87   }
    88 
    89   process->close();
    90 
    91   process->wait();
    92 
    93   delete process;
    94 }
    95 
    96 
    97 void test_uni_read_pipe()
    98 {
    99   char* prog_name = "java";
    100   char* argv[] = { "java", NULL };
    101 
    102   cout << "<hr>" << endl;
    103   cout << "<p>Unidirectional Read Test" << endl;
    104   cout << "<p>  The output of 'java' is read in by this process and then sent to stdout" << endl;
    105   cout << "<p>" << endl;
    106 
    107 
    108 #ifdef __WIN32__
    109   osprocess* process = new osprocesswindows(uniRead,prog_name,argv);
    110 #else
    111   osprocess* process = new osprocessunix(uniRead,prog_name,argv);
    112 #endif
    113  
    114   const int BufferSize = 1024;
    115   char buffer[BufferSize];
    116 
    117   int bytes_read = 0;
    118   do {
    119     bytes_read = process->read(buffer,BufferSize);
    120     if (bytes_read>0) {
    121       fwrite(buffer,1,bytes_read,stdout);
    122     }
    123   } while (bytes_read==BufferSize);
    124 
    125 
    126   // deleting object will also have the effect of closing any open handles
    127   delete process;
    128 
    129 }
    130 
    131 
    132 
    133 void test_bi_read_write_pipe()
    134 {
    135 #ifdef __WIN32__
    136   char* prog_name = "type";
    137   char* argv[] = NULL ;
    138  
    139 #else
    140   char* prog_name = "tr";
    141   char* argv[] = { "tr", "[A-Z]", "[a-z]", NULL };
    142 #endif
    143 
    144   // Converts uppercase letters to lowercase
    145   // Answer is read back and then printed to STDOUT by this process
    146 
    147   cout << "<hr>" << endl;
    148   cout << "<p>Bidirectional Read/Write Test" << endl;
    149   cout << "<p>  Converts uppercase letters to lowercase" << endl;
    150   cout << "<p>  Data is sent to child process down pipe by this process" << endl;
    151   cout << "<p>  Answer is read back from child process and printed to stdout" << endl;
    152   cout << "<p>" << endl;
    153 
    154 #ifdef __WIN32__
    155   osprocesswindows* process = new osprocesswindows(biReadWrite,prog_name,argv);
    156 #else
    157   osprocessunix* process = new osprocessunix(biReadWrite,prog_name,argv);
    158 #endif
    159  
    160   char* write_buffer = "TESTING biReadWrite IN CAP\nTesting biReadWrite in Mixed Case\n";
    161   int write_buffer_len = strlen(write_buffer);
    162 
    163   if (!process->write(write_buffer,write_buffer_len)) {
    164     cerr << "Error: failed to write to child process\n";
    165   }
    166 
    167   const int BufferSize = 1024;
    168   char read_buffer[BufferSize];
    169   process->close_write_pipe();
    170 
    171   int bytes_read = 0;
    172   do {
    173     bytes_read = process->read(read_buffer,BufferSize);
    174     if (bytes_read>0) {
    175       fwrite(read_buffer,1,bytes_read,stdout);
    176     }
    177   } while (bytes_read==BufferSize);
    178 
    179 
    180   process->close();
    181 
    182   delete process;
    183 
    184 }
    185 
    186 
    187 int main()
    188 {
    189   printf("Content-type: text/html\n\n");
    190  
    191   printf( "<html>\n");
    192   printf( "  <head>\n");
    193   printf( "    <title>Testing</title>\n");
    194   printf( "  </head>\n");
    195   printf( "  <body>\n");
    196 
    197   test_uni_read_pipe();
    198   test_uni_write_pipe();
    199   test_bi_read_write_pipe();
    200 
    201   printf( "  </body>\n");
    202   printf( "</html>\n");
    203  
    204   return 0;
    205 }
    206 
    207 #endif
    208 
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