LoadRunner技巧之Vugen读取文件并验证

checkprocess()

 {

 char command[1024];

 int i, total = 0;

 char buffer[12], ch;

 char *filename = lr_eval_string("C:\\tasklist_{pTime}.txt");

 long file_stream;

 

//Run a system command to open up a DOS prompt and tasklist

//Save it to a file

 

sprintf(command, "tasklist /FI \"IMAGENAME eq MobileEngine.exe\"

       /FI \"STATUS eq running\" /FO TABLE /NH > %s", filename);

system(command);

 

// open file and check for errors opening it.

 

if ((file_stream = fopen(filename, "r")) == NULL ) {

lr_error_message("Cannot open %s", filename);

 return -1;

 }

 

//read the file stream information - place in loop.

 

for(i=0; (i<NUM_CHARS) && (feof(file_stream) == 0); i++) {

     ch = fgetc(file_stream); /* Read in the next character */

     buffer[i] = ch; /* Place the new char at the end of the buffer */

 }

 

/* Add null to end the buffer converting it to a string */

 

buffer[i] = NULL;

lr_output_message("First %d characters of file %s are \"%s\"",

     NUM_CHARS, filename, buffer);

 

if (fclose(file_stream)){

 lr_error_message("Error closing file %s", filename);

 };

 

// Now we either have something in the buffer or not.

// We are looking for the string "MobileEngine" in this case

// Either way, delete the temp file when done.

 

if (strcmp(buffer, "\nMobileEngine") != 0) {

 lr_error_message("The process is not running. Aborting Script...");

 sprintf(command, "DEL %s", filename );

 // lr_error_message("%s", command);

 system(command);

 return -1;

 }

 else{

 lr_output_message("The process is running. Continue...");

 sprintf(command, "DEL %s", filename );

 // lr_error_message("%s", command);

 system(command);

 };

 

return 0;

 

}