icuSources/test/perf/utrie2perf/utrie2perf.cpp

   1 /*
   2  ***********************************************************************
   3  * © 2016 and later: Unicode, Inc. and others.
   4  * License & terms of use: http://www.unicode.org/copyright.html#License
   5  ***********************************************************************
   6  ***********************************************************************
   7  *   Copyright (C) 2002-2014, International Business Machines
   8  *   Corporation and others.  All Rights Reserved.
   9  ***********************************************************************
  10  *  file name:  utrie2perf.cpp
  11  *  encoding:   UTF-8
  12  *  tab size:   8 (not used)
  13  *  indentation:4
  14  *
  15  *  created on: 2008sep07
  16  *  created by: Markus W. Scherer
  17  *
  18  *  Performance test program for UTrie2.
  19  */
  20
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23 #include "unicode/uchar.h"
  24 #include "unicode/unorm.h"
  25 #include "unicode/uperf.h"
  26 #include "uoptions.h"
  27
  28 #if 0
  29 // Left over from when icu/branches/markus/utf8 could use both old UTrie
  30 // and new UTrie2, switched with #if in unorm.cpp and ubidi_props.c.
  31 // Comparative benchmarks were done in that branch on revision r24630
  32 // and earlier.
  33 U_CAPI void U_EXPORT2
  34 unorm_initUTrie2(UErrorCode *pErrorCode);
  35
  36 U_CAPI void U_EXPORT2
  37 ubidi_initUTrie2(UErrorCode *pErrorCode);
  38 #endif
  39
  40 U_NAMESPACE_BEGIN
  41
  42 class UnicodeSet;
  43
  44 U_NAMESPACE_END
  45
  46 // Test object.
  47 class UTrie2PerfTest : public UPerfTest {
  48 public:
  49     UTrie2PerfTest(int32_t argc, const char *argv[], UErrorCode &status)
  50             : UPerfTest(argc, argv, NULL, 0, "", status),
  51               utf8(NULL), utf8Length(0), countInputCodePoints(0) {
  52         if (U_SUCCESS(status)) {
  53 #if 0       // See comment at unorm_initUTrie2() forward declaration.
  54             unorm_initUTrie2(&status);
  55             ubidi_initUTrie2(&status);
  56 #endif
  57             int32_t inputLength;
  58             UPerfTest::getBuffer(inputLength, status);
  59             if(U_SUCCESS(status) && inputLength>0) {
  60                 countInputCodePoints = u_countChar32(buffer, bufferLen);
  61
  62                 // Preflight the UTF-8 length and allocate utf8.
  63                 u_strToUTF8(NULL, 0, &utf8Length, buffer, bufferLen, &status);
  64                 if(status==U_BUFFER_OVERFLOW_ERROR) {
  65                     utf8=(char *)malloc(utf8Length);
  66                     if(utf8!=NULL) {
  67                         status=U_ZERO_ERROR;
  68                         u_strToUTF8(utf8, utf8Length, NULL, buffer, bufferLen, &status);
  69                     } else {
  70                         status=U_MEMORY_ALLOCATION_ERROR;
  71                     }
  72                 }
  73
  74                 if(verbose) {
  75                     printf("code points:%ld  len16:%ld  len8:%ld  "
  76                            "B/cp:%.3g\n",
  77                            (long)countInputCodePoints, (long)bufferLen, (long)utf8Length,
  78                            (double)utf8Length/countInputCodePoints);
  79                 }
  80             }
  81         }
  82     }
  83
  84     virtual UPerfFunction* runIndexedTest(int32_t index, UBool exec, const char* &name, char* par = NULL);
  85
  86     const UChar *getBuffer() const { return buffer; }
  87     int32_t getBufferLen() const { return bufferLen; }
  88
  89     char *utf8;
  90     int32_t utf8Length;
  91
  92     // Number of code points in the input text.
  93     int32_t countInputCodePoints;
  94 };
  95
  96 // Performance test function object.
  97 class Command : public UPerfFunction {
  98 protected:
  99     Command(const UTrie2PerfTest &testcase) : testcase(testcase) {}
 100
 101 public:
 102     virtual ~Command() {}
 103
 104     // virtual void call(UErrorCode* pErrorCode) { ... }
 105
 106     virtual long getOperationsPerIteration() {
 107         // Number of code points tested.
 108         return testcase.countInputCodePoints;
 109     }
 110
 111     // virtual long getEventsPerIteration();
 112
 113     const UTrie2PerfTest &testcase;
 114     UNormalizationCheckResult qcResult;
 115 };
 116
 117 class CheckFCD : public Command {
 118 protected:
 119     CheckFCD(const UTrie2PerfTest &testcase) : Command(testcase) {}
 120 public:
 121     static UPerfFunction* get(const UTrie2PerfTest &testcase) {
 122         return new CheckFCD(testcase);
 123     }
 124     virtual void call(UErrorCode* pErrorCode) {
 125         UErrorCode errorCode=U_ZERO_ERROR;
 126         qcResult=unorm_quickCheck(testcase.getBuffer(), testcase.getBufferLen(),
 127                                   UNORM_FCD, &errorCode);
 128         if(U_FAILURE(errorCode)) {
 129             fprintf(stderr, "error: unorm_quickCheck(UNORM_FCD) failed: %s\n",
 130                     u_errorName(errorCode));
 131         }
 132     }
 133 };
 134
 135 #if 0  // See comment at unorm_initUTrie2() forward declaration.
 136
 137 class CheckFCDAlwaysGet : public Command {
 138 protected:
 139     CheckFCDAlwaysGet(const UTrie2PerfTest &testcase) : Command(testcase) {}
 140 public:
 141     static UPerfFunction* get(const UTrie2PerfTest &testcase) {
 142         return new CheckFCDAlwaysGet(testcase);
 143     }
 144     virtual void call(UErrorCode* pErrorCode) {
 145         UErrorCode errorCode=U_ZERO_ERROR;
 146         qcResult=unorm_quickCheck(testcase.getBuffer(), testcase.getBufferLen(),
 147                                   UNORM_FCD_ALWAYS_GET, &errorCode);
 148         if(U_FAILURE(errorCode)) {
 149             fprintf(stderr, "error: unorm_quickCheck(UNORM_FCD) failed: %s\n",
 150                     u_errorName(errorCode));
 151         }
 152     }
 153 };
 154
 155 U_CAPI UBool U_EXPORT2
 156 unorm_checkFCDUTF8(const uint8_t *src, int32_t srcLength, const UnicodeSet *nx);
 157
 158 class CheckFCDUTF8 : public Command {
 159 protected:
 160     CheckFCDUTF8(const UTrie2PerfTest &testcase) : Command(testcase) {}
 161 public:
 162     static UPerfFunction* get(const UTrie2PerfTest &testcase) {
 163         return new CheckFCDUTF8(testcase);
 164     }
 165     virtual void call(UErrorCode* pErrorCode) {
 166         UBool isFCD=unorm_checkFCDUTF8((const uint8_t *)testcase.utf8, testcase.utf8Length, NULL);
 167         if(isFCD>1) {
 168             fprintf(stderr, "error: bogus result from unorm_checkFCDUTF8()\n");
 169         }
 170     }
 171 };
 172
 173 #endif
 174
 175 class ToNFC : public Command {
 176 protected:
 177     ToNFC(const UTrie2PerfTest &testcase) : Command(testcase) {
 178         UErrorCode errorCode=U_ZERO_ERROR;
 179         destCapacity=unorm_normalize(testcase.getBuffer(), testcase.getBufferLen(),
 180                                      UNORM_NFC, 0,
 181                                      NULL, 0,
 182                                      &errorCode);
 183         dest=new UChar[destCapacity];
 184     }
 185     ~ToNFC() {
 186         delete [] dest;
 187     }
 188 public:
 189     static UPerfFunction* get(const UTrie2PerfTest &testcase) {
 190         return new ToNFC(testcase);
 191     }
 192     virtual void call(UErrorCode* pErrorCode) {
 193         UErrorCode errorCode=U_ZERO_ERROR;
 194         int32_t destLength=unorm_normalize(testcase.getBuffer(), testcase.getBufferLen(),
 195                                            UNORM_NFC, 0,
 196                                            dest, destCapacity,
 197                                            &errorCode);
 198         if(U_FAILURE(errorCode) || destLength!=destCapacity) {
 199             fprintf(stderr, "error: unorm_normalize(UNORM_NFC) failed: %s\n",
 200                     u_errorName(errorCode));
 201         }
 202     }
 203
 204 private:
 205     UChar *dest;
 206     int32_t destCapacity;
 207 };
 208
 209 class GetBiDiClass : public Command {
 210 protected:
 211     GetBiDiClass(const UTrie2PerfTest &testcase) : Command(testcase) {}
 212 public:
 213     static UPerfFunction* get(const UTrie2PerfTest &testcase) {
 214         return new GetBiDiClass(testcase);
 215     }
 216     virtual void call(UErrorCode* pErrorCode) {
 217         const UChar *buffer=testcase.getBuffer();
 218         int32_t length=testcase.getBufferLen();
 219         UChar32 c;
 220         int32_t i;
 221         uint32_t bitSet=0;
 222         for(i=0; i<length;) {
 223             U16_NEXT(buffer, i, length, c);
 224             bitSet|=(uint32_t)1<<u_charDirection(c);
 225         }
 226         if(length>0 && bitSet==0) {
 227             fprintf(stderr, "error: GetBiDiClass() did not collect bits\n");
 228         }
 229     }
 230 };
 231
 232 UPerfFunction* UTrie2PerfTest::runIndexedTest(int32_t index, UBool exec, const char* &name, char* par) {
 233     switch (index) {
 234         case 0: name = "CheckFCD";              if (exec) return CheckFCD::get(*this); break;
 235         case 1: name = "ToNFC";                 if (exec) return ToNFC::get(*this); break;
 236         case 2: name = "GetBiDiClass";          if (exec) return GetBiDiClass::get(*this); break;
 237 #if 0  // See comment at unorm_initUTrie2() forward declaration.
 238         case 3: name = "CheckFCDAlwaysGet";     if (exec) return CheckFCDAlwaysGet::get(*this); break;
 239         case 4: name = "CheckFCDUTF8";          if (exec) return CheckFCDUTF8::get(*this); break;
 240 #endif
 241         default: name = ""; break;
 242     }
 243     return NULL;
 244 }
 245
 246 int main(int argc, const char *argv[]) {
 247     UErrorCode status = U_ZERO_ERROR;
 248     UTrie2PerfTest test(argc, argv, status);
 249
 250         if (U_FAILURE(status)){
 251         printf("The error is %s\n", u_errorName(status));
 252         test.usage();
 253         return status;
 254     }
 255
 256     if (test.run() == FALSE){
 257         fprintf(stderr, "FAILED: Tests could not be run please check the "
 258                                     "arguments.\n");
 259         return -1;
 260     }
 261
 262     return 0;
 263 }