The Tor Browser: intl/lwbrk/tests/TestLineBreak.cpp@fc2d59ddac77 (annotated)

intl/lwbrk/tests/TestLineBreak.cpp@fc2d59ddac77 (annotated)

intl/lwbrk/tests/TestLineBreak.cpp

Wed, 31 Dec 2014 07:22:50 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 07:22:50 +0100
branch: TOR_BUG_3246
changeset 4: fc2d59ddac77
permissions: -rw-r--r--

Correct previous dual key logic pending first delivery installment.

 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 #include <stdio.h>
 #include "nsXPCOM.h"
 #include "nsIComponentManager.h"
 #include "nsISupports.h"
 #include "nsServiceManagerUtils.h"
 #include "nsILineBreaker.h"
 #include "nsIWordBreaker.h"
 #include "nsLWBrkCIID.h"
 #include "nsStringAPI.h"
 #include "nsEmbedString.h"
 #include "TestHarness.h"
 #define WORK_AROUND_SERVICE_MANAGER_ASSERT
 NS_DEFINE_CID(kLBrkCID, NS_LBRK_CID);
 NS_DEFINE_CID(kWBrkCID, NS_WBRK_CID);
 static char teng1[] =
 //          1         2         3         4         5         6         7
 //01234567890123456789012345678901234567890123456789012345678901234567890123456789
  "This is a test to test(reasonable) line    break. This 0.01123 = 45 x 48.";
 static uint32_t exp1[] = {
 ,7,9,14,17,34,39,40,41,42,49,54,62,64,67,69,73
 };
 static uint32_t wexp1[] = {
 ,5,7,8,9,10,14,15,17,18,22,23,33,34,35,39,43,48,49,50,54,55,56,57,62,63,
 ,65,67,68,69,70,72
 };
 //          1         2         3         4         5         6         7
 //01234567890123456789012345678901234567890123456789012345678901234567890123456789
 static char teng2[] =
  "()((reasonab(l)e) line  break. .01123=45x48.";
 static uint32_t lexp2[] = {
 ,22,23,30,44
 };
 static uint32_t wexp2[] = {
 ,12,13,14,15,16,17,18,22,24,29,30,31,32,37,38,43
 };
 //          1         2         3         4         5         6         7
 //01234567890123456789012345678901234567890123456789012345678901234567890123456789
 static char teng3[] =
  "It's a test to test(ronae ) line break....";
 static uint32_t exp3[] = {
 ,6,11,14,25,27,32,42
 };
 static uint32_t wexp3[] = {
 ,3,4,5,6,7,11,12,14,15,19,20,25,26,27,28,32,33,38
 };
 static char ruler1[] =
 "          1         2         3         4         5         6         7  ";
 static char ruler2[] =
 "0123456789012345678901234567890123456789012345678901234567890123456789012";
 bool TestASCIILB(nsILineBreaker *lb,
                  const char* in, const uint32_t len,
                  const uint32_t* out, uint32_t outlen)
 {
          NS_ConvertASCIItoUTF16 eng1(in);
          uint32_t i,j;
          uint32_t res[256];
          bool ok = true;
          int32_t curr;
          for(i = 0, curr = 0; (curr != NS_LINEBREAKER_NEED_MORE_TEXT) &&
              (i < 256); i++)
          {
             curr = lb->Next(eng1.get(), eng1.Length(), curr);
             res [i] = curr != NS_LINEBREAKER_NEED_MORE_TEXT ? curr : eng1.Length();
          }
          if (i != outlen)
          {
             ok = false;
             printf("WARNING!!! return size wrong, expect %d but got %d \n",
                    outlen, i);
          }
          printf("string  = \n%s\n", in);
          printf("%s\n", ruler1);
          printf("%s\n", ruler2);
          printf("Expect = \n");
          for(j=0;j<outlen;j++)
          {
             printf("%d,", out[j]);
          }
          printf("\nResult = \n");
          for(j=0;j<i;j++)
          {
             printf("%d,", res[j]);
          }
          printf("\n");
          for(j=0;j<i;j++)
          {
             if(j < outlen)
             {
                 if (res[j] != out[j])
                 {
                    ok = false;
                    printf("[%d] expect %d but got %d\n", j, out[j], res[j]);
                 }
             } else {
                    ok = false;
                    printf("[%d] additional %d\n", j, res[j]);
             }
          }
          return ok;
 }
 bool TestASCIIWB(nsIWordBreaker *lb,
                  const char* in, const uint32_t len,
                  const uint32_t* out, uint32_t outlen)
 {
          NS_ConvertASCIItoUTF16 eng1(in);
          uint32_t i,j;
          uint32_t res[256];
          bool ok = true;
          int32_t curr = 0;
          for(i = 0, curr = lb->NextWord(eng1.get(), eng1.Length(), curr);
                     (curr != NS_WORDBREAKER_NEED_MORE_TEXT) && (i < 256);
                     curr = lb->NextWord(eng1.get(), eng1.Length(), curr), i++)
          {
             res [i] = curr != NS_WORDBREAKER_NEED_MORE_TEXT ? curr : eng1.Length();
          }
          if (i != outlen)
          {
             ok = false;
             printf("WARNING!!! return size wrong, expect %d but got %d\n",
                    outlen, i);
          }
          printf("string  = \n%s\n", in);
          printf("%s\n", ruler1);
          printf("%s\n", ruler2);
          printf("Expect = \n");
          for(j=0;j<outlen;j++)
          {
             printf("%d,", out[j]);
          }
          printf("\nResult = \n");
          for(j=0;j<i;j++)
          {
             printf("%d,", res[j]);
          }
          printf("\n");
          for(j=0;j<i;j++)
          {
             if(j < outlen)
             {
                 if (res[j] != out[j])
                 {
                    ok = false;
                    printf("[%d] expect %d but got %d\n", j, out[j], res[j]);
                 }
             } else {
                    ok = false;
                    printf("[%d] additional %d\n", j, res[j]);
             }
          }
          return ok;
 }
 bool TestLineBreaker()
 {
    printf("===========================\n");
    printf("Finish nsILineBreaker Test \n");
    printf("===========================\n");
    nsILineBreaker *t = nullptr;
    nsresult res;
    bool ok = true;
    res = CallGetService(kLBrkCID, &t);
    printf("Test 1 - GetService():\n");
    if (NS_FAILED(res) || !t) {
      printf("\t1st GetService failed\n");
      ok = false;
    }
    NS_IF_RELEASE(t);
    res = CallGetService(kLBrkCID, &t);
    if (NS_FAILED(res) || !t) {
      printf("\t2nd GetService failed\n");
      ok = false;
    } else {
      printf("Test 4 - {First,Next}ForwardBreak():\n");
      if( TestASCIILB(t, teng1, sizeof(teng1)/sizeof(char),
               exp1, sizeof(exp1)/sizeof(uint32_t)) )
      {
        printf("Test 4 Passed\n\n");
      } else {
        ok = false;
        printf("Test 4 Failed\n\n");
      }
      printf("Test 5 - {First,Next}ForwardBreak():\n");
      if(TestASCIILB(t, teng2, sizeof(teng2)/sizeof(char),
                lexp2, sizeof(lexp2)/sizeof(uint32_t)) )
      {
        printf("Test 5 Passed\n\n");
      } else {
        ok = false;
        printf("Test 5 Failed\n\n");
      }
      printf("Test 6 - {First,Next}ForwardBreak():\n");
      if(TestASCIILB(t, teng3, sizeof(teng3)/sizeof(char),
                exp3, sizeof(exp3)/sizeof(uint32_t)) )
      {
        printf("Test 6 Passed\n\n");
      } else {
        ok = false;
        printf("Test 6 Failed\n\n");
      }
      NS_RELEASE(t);
    }
    printf("===========================\n");
    printf("Finish nsILineBreaker Test \n");
    printf("===========================\n");
  return ok;
 }
 bool TestWordBreaker()
 {
    printf("===========================\n");
    printf("Finish nsIWordBreaker Test \n");
    printf("===========================\n");
    nsIWordBreaker *t = nullptr;
    nsresult res;
    bool ok = true;
    res = CallGetService(kWBrkCID, &t);
    printf("Test 1 - GetService():\n");
    if (NS_FAILED(res) || !t) {
      printf("\t1st GetService failed\n");
      ok = false;
    } else {
      NS_RELEASE(t);
    }
    res = CallGetService(kWBrkCID, &t);
    if (NS_FAILED(res) || !t) {
      printf("\t2nd GetService failed\n");
      ok = false;
    } else {
      printf("Test 4 - {First,Next}ForwardBreak():\n");
      if( TestASCIIWB(t, teng1, sizeof(teng1)/sizeof(char),
                wexp1, sizeof(wexp1)/sizeof(uint32_t)) )
      {
         printf("Test 4 Passed\n\n");
      } else {
        ok = false;
        printf("Test 4 Failed\n\n");
      }
      printf("Test 5 - {First,Next}ForwardBreak():\n");
      if(TestASCIIWB(t, teng2, sizeof(teng2)/sizeof(char),
                wexp2, sizeof(wexp2)/sizeof(uint32_t)) )
      {
        printf("Test 5 Passed\n\n");
      } else {
        ok = false;
        printf("Test 5 Failed\n\n");
      }
      printf("Test 6 - {First,Next}ForwardBreak():\n");
      if(TestASCIIWB(t, teng3, sizeof(teng3)/sizeof(char),
                wexp3, sizeof(wexp3)/sizeof(uint32_t)) )
      {
        printf("Test 6 Passed\n\n");
      } else {
        ok = false;
        printf("Test 6 Failed\n\n");
      }
      NS_RELEASE(t);
    }
    printf("===========================\n");
    printf("Finish nsIWordBreaker Test \n");
    printf("===========================\n");
    return ok;
 }
 void   SamplePrintWordWithBreak();
 void   SampleFindWordBreakFromPosition(uint32_t fragN, uint32_t offset);
 // Sample Code
 //                          012345678901234
 static const char wb0[] =  "T";
 static const char wb1[] =  "h";
 static const char wb2[] =  "is   is a int";
 static const char wb3[] =  "ernationali";
 static const char wb4[] =  "zation work.";
 static const char* wb[] = {wb0,wb1,wb2,wb3,wb4};
 void SampleWordBreakUsage()
 {
    SamplePrintWordWithBreak();
    SampleFindWordBreakFromPosition(0,0); // This
    SampleFindWordBreakFromPosition(1,0); // This
    SampleFindWordBreakFromPosition(2,0); // This
    SampleFindWordBreakFromPosition(2,1); // This
    SampleFindWordBreakFromPosition(2,9); // [space]
    SampleFindWordBreakFromPosition(2,10); // internationalization
    SampleFindWordBreakFromPosition(3,4);  // internationalization
    SampleFindWordBreakFromPosition(3,8);  // internationalization
    SampleFindWordBreakFromPosition(4,6);  // [space]
    SampleFindWordBreakFromPosition(4,7);  // work
 }
 void SamplePrintWordWithBreak()
 {
    uint32_t numOfFragment = sizeof(wb) / sizeof(char*);
    nsIWordBreaker *wbk = nullptr;
    CallGetService(kWBrkCID, &wbk);
    nsAutoString result;
    for(uint32_t i = 0; i < numOfFragment; i++)
    {
       NS_ConvertASCIItoUTF16 fragText(wb[i]);
       int32_t cur = 0;
       cur = wbk->NextWord(fragText.get(), fragText.Length(), cur);
       uint32_t start = 0;
       for(uint32_t j = 0; cur != NS_WORDBREAKER_NEED_MORE_TEXT ; j++)
       {
             result.Append(Substring(fragText, start, cur - start));
             result.Append('^');
             start = (cur >= 0 ? cur : cur - start);
             cur = wbk->NextWord(fragText.get(), fragText.Length(), cur);
       }
       result.Append(Substring(fragText, fragText.Length() - start));
       if( i != (numOfFragment -1 ))
       {
         NS_ConvertASCIItoUTF16 nextFragText(wb[i+1]);
         bool canBreak = true;
         canBreak = wbk->BreakInBetween( fragText.get(),
                                         fragText.Length(),
                                         nextFragText.get(),
                                         nextFragText.Length());
         if(canBreak)
             result.Append('^');
         fragText.Assign(nextFragText);
       }
    }
    printf("Output From  SamplePrintWordWithBreak() \n\n");
    printf("[%s]\n", NS_ConvertUTF16toUTF8(result).get());
    NS_IF_RELEASE(wbk);
 }
 void SampleFindWordBreakFromPosition(uint32_t fragN, uint32_t offset)
 {
    uint32_t numOfFragment = sizeof(wb) / sizeof(char*);
    nsIWordBreaker *wbk = nullptr;
    CallGetService(kWBrkCID, &wbk);
    NS_ConvertASCIItoUTF16 fragText(wb[fragN]);
    nsWordRange res = wbk->FindWord(fragText.get(), fragText.Length(), offset);
    bool canBreak;
    nsAutoString result(Substring(fragText, res.mBegin, res.mEnd-res.mBegin));
    if((uint32_t)fragText.Length() == res.mEnd) // if we hit the end of the fragment
    {
      nsAutoString curFragText = fragText;
      for(uint32_t  p = fragN +1; p < numOfFragment ;p++)
      {
         NS_ConvertASCIItoUTF16 nextFragText(wb[p]);
         canBreak = wbk->BreakInBetween(curFragText.get(),
                                        curFragText.Length(),
                                        nextFragText.get(),
                                        nextFragText.Length());
         if(canBreak)
            break;
         nsWordRange r = wbk->FindWord(nextFragText.get(), nextFragText.Length(),
 );
         result.Append(Substring(nextFragText, r.mBegin, r.mEnd - r.mBegin));
         if((uint32_t)nextFragText.Length() != r.mEnd)
           break;
         nextFragText.Assign(curFragText);
      }
    }
    if(0 == res.mBegin) // if we hit the beginning of the fragment
    {
      nsAutoString curFragText = fragText;
      for(uint32_t  p = fragN ; p > 0 ;p--)
      {
         NS_ConvertASCIItoUTF16 prevFragText(wb[p-1]);
         canBreak = wbk->BreakInBetween(prevFragText.get(),
                                        prevFragText.Length(),
                                        curFragText.get(),
                                        curFragText.Length());
         if(canBreak)
            break;
         nsWordRange r = wbk->FindWord(prevFragText.get(), prevFragText.Length(),
                                       prevFragText.Length());
         result.Insert(Substring(prevFragText, r.mBegin, r.mEnd - r.mBegin), 0);
         if(0 != r.mBegin)
           break;
         prevFragText.Assign(curFragText);
      }
    }
    printf("Output From  SamplePrintWordWithBreak() \n\n");
    printf("[%s]\n", NS_ConvertUTF16toUTF8(result).get());
    NS_IF_RELEASE(wbk);
 }
 // Main
 int main(int argc, char** argv) {
    int rv = 0;
    ScopedXPCOM xpcom("TestLineBreak");
    if (xpcom.failed())
        return -1;
    // --------------------------------------------
    printf("Test Line Break\n");
    bool lbok ;
    bool wbok ;
    lbok =TestWordBreaker();
    if(lbok)
       passed("Line Break Test");
    else {
       fail("Line Break Test");
       rv = -1;
    }
    wbok = TestLineBreaker();
    if(wbok)
       passed("Word Break Test");
    else {
       fail("Word Break Test");
       rv = -1;
    }
    SampleWordBreakUsage();
    // --------------------------------------------
    printf("Finish All The Test Cases\n");
    if(lbok && wbok)
       passed("Line/Word Break Test");
    else {
       fail("Line/Word Break Test");
       rv = -1;
    }
    return rv;
 }

The Tor Browser / annotate

intl/lwbrk/tests/TestLineBreak.cpp@fc2d59ddac77 (annotated)

intl/lwbrk/tests/TestLineBreak.cpp