icuSources/test/intltest/mnkytst.cpp

   1 // © 2016 and later: Unicode, Inc. and others.
   2 // License & terms of use: http://www.unicode.org/copyright.html
   3 /********************************************************************
   4  * COPYRIGHT:
   5  * Copyright (c) 1997-2009, International Business Machines Corporation and
   6  * others. All Rights Reserved.
   7  ********************************************************************/
   8
   9 #include "unicode/utypes.h"
  10
  11 #if !UCONFIG_NO_COLLATION
  12
  13 #include "unicode/coll.h"
  14 #include "unicode/tblcoll.h"
  15 #include "unicode/unistr.h"
  16 #include "unicode/sortkey.h"
  17 #include "mnkytst.h"
  18 #include "sfwdchit.h"
  19
  20 #include <stdlib.h>
  21 #include <stdio.h>
  22 #include <time.h>
  23
  24 #ifndef MIN
  25 #define MIN(x,y) ((x) < (y) ? (x) : (y))
  26 #endif
  27
  28 #ifndef MAX
  29 #define MAX(x,y) ((x) > (y) ? (x) : (y))
  30 #endif
  31
  32 CollationMonkeyTest::CollationMonkeyTest()
  33 : source("-abcdefghijklmnopqrstuvwxyz#&^$@", ""),
  34   myCollator(0)
  35 {
  36     UErrorCode status = U_ZERO_ERROR;
  37     myCollator = Collator::createInstance("en_US", status);
  38 }
  39
  40 CollationMonkeyTest::~CollationMonkeyTest()
  41 {
  42     delete myCollator;
  43 }
  44
  45
  46 void
  47 CollationMonkeyTest::report(UnicodeString& s, UnicodeString& t, int32_t result, int32_t revResult)
  48 {
  49     if (revResult != -result)
  50     {
  51         UnicodeString msg;
  52
  53         msg += s;
  54         msg += " and ";
  55         msg += t;
  56         msg += " round trip comparison failed";
  57         msg += (UnicodeString) " (result " + result + ", reverse Result " + revResult + ")";
  58
  59         errln(msg);
  60     }
  61 }
  62
  63 int32_t
  64 CollationMonkeyTest::checkValue(int32_t value)
  65 {
  66     if (value < 0)
  67     {
  68         return -value;
  69     }
  70
  71     return value;
  72 }
  73
  74 void CollationMonkeyTest::TestCollationKey(/* char* par */)
  75 {
  76     if(source.length() == 0) {
  77         errln(UNICODE_STRING("CollationMonkeyTest::TestCollationKey(): source is empty - ICU_DATA not set or data missing?", 92));
  78         return;
  79     }
  80
  81     srand( (unsigned)time( NULL ) );
  82     int32_t s = checkValue(rand() % source.length());
  83     int32_t t = checkValue(rand() % source.length());
  84     int32_t slen = checkValue((rand() - source.length()) % source.length());
  85     int32_t tlen = checkValue((rand() - source.length()) % source.length());
  86     UnicodeString subs, subt;
  87
  88     source.extract(MIN(s, slen), MAX(s, slen), subs);
  89     source.extract(MIN(t, tlen), MAX(t, tlen), subt);
  90
  91     CollationKey collationKey1, collationKey2;
  92     UErrorCode status1 = U_ZERO_ERROR, status2= U_ZERO_ERROR;
  93
  94     myCollator->setStrength(Collator::TERTIARY);
  95     myCollator->getCollationKey(subs, collationKey1, status1);
  96     myCollator->getCollationKey(subt, collationKey2, status2);
  97     int32_t result = collationKey1.compareTo(collationKey2);  // Tertiary
  98     int32_t revResult = collationKey2.compareTo(collationKey1);  // Tertiary
  99     report( subs, subt, result, revResult);
 100
 101     myCollator->setStrength(Collator::SECONDARY);
 102     myCollator->getCollationKey(subs, collationKey1, status1);
 103     myCollator->getCollationKey(subt, collationKey2, status2);
 104     result = collationKey1.compareTo(collationKey2);  // Secondary
 105     revResult = collationKey2.compareTo(collationKey1);   // Secondary
 106     report( subs, subt, result, revResult);
 107
 108     myCollator->setStrength(Collator::PRIMARY);
 109     myCollator->getCollationKey(subs, collationKey1, status1);
 110     myCollator->getCollationKey(subt, collationKey2, status2);
 111     result = collationKey1.compareTo(collationKey2);  // Primary
 112     revResult = collationKey2.compareTo(collationKey1);   // Primary
 113     report(subs, subt, result, revResult);
 114
 115     UnicodeString msg;
 116     UnicodeString addOne(subs);
 117     addOne += (UChar32)0xE000;
 118
 119     myCollator->getCollationKey(subs, collationKey1, status1);
 120     myCollator->getCollationKey(addOne, collationKey2, status2);
 121     result = collationKey1.compareTo(collationKey2);
 122     if (result != -1)
 123     {
 124         msg += "CollationKey(";
 125         msg += subs;
 126         msg += ") .LT. CollationKey(";
 127         msg += addOne;
 128         msg += ") Failed.";
 129         errln(msg);
 130     }
 131
 132     msg.remove();
 133     result = collationKey2.compareTo(collationKey1);
 134     if (result != 1)
 135     {
 136         msg += "CollationKey(";
 137         msg += addOne;
 138         msg += ") .GT. CollationKey(";
 139         msg += subs;
 140         msg += ") Failed.";
 141         errln(msg);
 142     }
 143 }
 144
 145 void
 146 CollationMonkeyTest::TestCompare(/* char* par */)
 147 {
 148     if(source.length() == 0) {
 149         errln(UNICODE_STRING("CollationMonkeyTest::TestCompare(): source is empty - ICU_DATA not set or data missing?", 87));
 150         return;
 151     }
 152
 153     /* Seed the random-number generator with current time so that
 154      * the numbers will be different every time we run.
 155      */
 156     srand( (unsigned)time( NULL ) );
 157     int32_t s = checkValue(rand() % source.length());
 158     int32_t t = checkValue(rand() % source.length());
 159     int32_t slen = checkValue((rand() - source.length()) % source.length());
 160     int32_t tlen = checkValue((rand() - source.length()) % source.length());
 161     UnicodeString subs, subt;
 162
 163     source.extract(MIN(s, slen), MAX(s, slen), subs);
 164     source.extract(MIN(t, tlen), MAX(t, tlen), subt);
 165
 166     myCollator->setStrength(Collator::TERTIARY);
 167     int32_t result = myCollator->compare(subs, subt);  // Tertiary
 168     int32_t revResult = myCollator->compare(subt, subs);  // Tertiary
 169     report(subs, subt, result, revResult);
 170
 171     myCollator->setStrength(Collator::SECONDARY);
 172     result = myCollator->compare(subs, subt);  // Secondary
 173     revResult = myCollator->compare(subt, subs);  // Secondary
 174     report(subs, subt, result, revResult);
 175
 176     myCollator->setStrength(Collator::PRIMARY);
 177     result = myCollator->compare(subs, subt);  // Primary
 178     revResult = myCollator->compare(subt, subs);  // Primary
 179     report(subs, subt, result, revResult);
 180
 181     UnicodeString msg;
 182     UnicodeString addOne(subs);
 183     addOne += (UChar32)0xE000;
 184
 185     result = myCollator->compare(subs, addOne);
 186     if (result != -1)
 187     {
 188         msg += "Test : ";
 189         msg += subs;
 190         msg += " .LT. ";
 191         msg += addOne;
 192         msg += " Failed.";
 193         errln(msg);
 194     }
 195
 196     msg.remove();
 197     result = myCollator->compare(addOne, subs);
 198     if (result != 1)
 199     {
 200         msg += "Test : ";
 201         msg += addOne;
 202         msg += " .GT. ";
 203         msg += subs;
 204         msg += " Failed.";
 205         errln(msg);
 206     }
 207 }
 208 void CollationMonkeyTest::TestRules(/* char* par */){
 209     UChar testSourceCases[][10] = {
 210     {0x0061, 0x0062, 0x007a, 0},
 211     {0x0061, 0x0062, 0x007a, 0},
 212     };
 213
 214     UChar testTargetCases[][10] = {
 215         {0x0061, 0x0062, 0x00e4, 0},
 216         {0x0061, 0x0062, 0x0061, 0x0308, 0},
 217     };
 218
 219     int i=0;
 220     logln("Demo Test 1 : Create a new table collation with rules \"& z < 0x00e4\"");
 221     UErrorCode status = U_ZERO_ERROR;
 222     Collator *col = Collator::createInstance("en_US", status);
 223     const UnicodeString baseRules = ((RuleBasedCollator*)col)->getRules();
 224     UnicodeString newRules(" & z < ");
 225     newRules.append((UChar)0x00e4);
 226     newRules.insert(0, baseRules);
 227     RuleBasedCollator *myCollation = new RuleBasedCollator(newRules, status);
 228     if (U_FAILURE(status)) {
 229         errln( "Demo Test 1 Table Collation object creation failed.");
 230         return;
 231     }
 232     for(i=0; i<2; i++){
 233         doTest(myCollation, testSourceCases[i], testTargetCases[i], Collator::LESS);
 234     }
 235     delete myCollation;
 236
 237     logln("Demo Test 2 : Create a new table collation with rules \"& z < a 0x0308\"");
 238     newRules.remove();
 239     newRules.append(" & z < a");
 240     newRules.append((UChar)0x0308);
 241     newRules.insert(0, baseRules);
 242     myCollation = new RuleBasedCollator(newRules, status);
 243     if (U_FAILURE(status)) {
 244         errln( "Demo Test 1 Table Collation object creation failed.");
 245         return;
 246     }
 247     for(i=0; i<2; i++){
 248         doTest(myCollation, testSourceCases[i], testTargetCases[i], Collator::LESS);
 249     }
 250     delete myCollation;
 251     delete col;
 252
 253 }
 254
 255 void CollationMonkeyTest::runIndexedTest( int32_t index, UBool exec, const char* &name, char* /*par*/ )
 256 {
 257     if (exec) logln("TestSuite CollationMonkeyTest: ");
 258     if(myCollator) {
 259       switch (index) {
 260           case 0: name = "TestCompare";   if (exec)   TestCompare(/* par */); break;
 261           case 1: name = "TestCollationKey"; if (exec)    TestCollationKey(/* par */); break;
 262           case 2: name = "TestRules"; if (exec) TestRules(/* par */); break;
 263           default: name = ""; break;
 264       }
 265     } else {
 266       dataerrln("Class collator not instantiated");
 267       name = "";
 268     }
 269 }
 270
 271 #endif /* #if !UCONFIG_NO_COLLATION */