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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 
CollationMonkeyTest()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 
~CollationMonkeyTest()40 CollationMonkeyTest::~CollationMonkeyTest()
41 {
42     delete myCollator;
43 }
44 
45 
46 void
report(UnicodeString & s,UnicodeString & t,int32_t result,int32_t revResult)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
checkValue(int32_t value)64 CollationMonkeyTest::checkValue(int32_t value)
65 {
66     if (value < 0)
67     {
68         return -value;
69     }
70 
71     return value;
72 }
73 
TestCollationKey()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
TestCompare()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 }
TestRules()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 
runIndexedTest(int32_t index,UBool exec,const char * & name,char *)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 */
272