icuSources/test/perf/strsrchperf/strsrchperf.cpp

   1 /********************************************************************
   2  * COPYRIGHT:
   3  * Copyright (C) 2008 IBM, Inc.   All Rights Reserved.
   4  *
   5  ********************************************************************/
   6 /**
   7  * This program tests string search performance.
   8  * APIs tested:
   9  * ICU4C
  10  */
  11
  12 #include "strsrchperf.h"
  13
  14 StringSearchPerformanceTest::StringSearchPerformanceTest(int32_t argc, const char *argv[], UErrorCode &status)
  15 :UPerfTest(argc,argv,status){
  16     int32_t start, end;
  17     srch = NULL;
  18     pttrn = NULL;
  19     if(status== U_ILLEGAL_ARGUMENT_ERROR || line_mode){
  20        fprintf(stderr,gUsageString, "strsrchperf");
  21        return;
  22     }
  23     /* Get the Text */
  24     src = getBuffer(srcLen, status);
  25
  26     /* Get a word to find. Do this by selecting a random word with a word breakiterator. */
  27     UBreakIterator* brk = ubrk_open(UBRK_WORD, locale, src, srcLen, &status);
  28     if(U_FAILURE(status)){
  29         fprintf(stderr, "FAILED to create pattern for searching. Error: %s\n", u_errorName(status));
  30         return;
  31     }
  32     start = ubrk_preceding(brk, 1000);
  33     end = ubrk_following(brk, start);
  34     pttrnLen = end - start;
  35     UChar* temp = (UChar*)malloc(sizeof(UChar)*(pttrnLen));
  36     for (int i = 0; i < pttrnLen; i++) {
  37         temp[i] = src[start++];
  38     }
  39     pttrn = temp; /* store word in pttrn */
  40     ubrk_close(brk);
  41
  42     /* Create the StringSearch object to be use in performance test. */
  43     srch = usearch_open(pttrn, pttrnLen, src, srcLen, locale, NULL, &status);
  44     if(U_FAILURE(status)){
  45         fprintf(stderr, "FAILED to create UPerfTest object. Error: %s\n", u_errorName(status));
  46         return;
  47     }
  48
  49 }
  50
  51 StringSearchPerformanceTest::~StringSearchPerformanceTest() {
  52     if (pttrn != NULL) {
  53         free(pttrn);
  54     }
  55     if (srch != NULL) {
  56         usearch_close(srch);
  57     }
  58 }
  59
  60 UPerfFunction* StringSearchPerformanceTest::runIndexedTest(int32_t index, UBool exec, const char *&name, char *par) {
  61     switch (index) {
  62         TESTCASE(0,Test_ICU_Forward_Search);
  63         TESTCASE(1,Test_ICU_Backward_Search);
  64
  65         default:
  66             name = "";
  67             return NULL;
  68     }
  69     return NULL;
  70 }
  71
  72 UPerfFunction* StringSearchPerformanceTest::Test_ICU_Forward_Search(){
  73     StringSearchPerfFunction* func = new StringSearchPerfFunction(ICUForwardSearch, srch, src, srcLen, pttrn, pttrnLen);
  74     return func;
  75 }
  76
  77 UPerfFunction* StringSearchPerformanceTest::Test_ICU_Backward_Search(){
  78     StringSearchPerfFunction* func = new StringSearchPerfFunction(ICUBackwardSearch, srch, src, srcLen, pttrn, pttrnLen);
  79     return func;
  80 }
  81
  82 int main (int argc, const char* argv[]) {
  83     UErrorCode status = U_ZERO_ERROR;
  84     StringSearchPerformanceTest test(argc, argv, status);
  85     if(U_FAILURE(status)){
  86         return status;
  87     }
  88     if(test.run()==FALSE){
  89         fprintf(stderr,"FAILED: Tests could not be run please check the arguments.\n");
  90         return -1;
  91     }
  92     return 0;
  93 }