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gecko-dev/intl/lwbrk/tests/TestLineBreak.cpp

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17 KiB
C++
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#include <iostream.h>
#include "nsIComponentManager.h"
#include "nsISupports.h"
#include "nsIServiceManager.h"
#include "nsILineBreakerFactory.h"
#include "nsILineBreaker.h"
#include "nsIWordBreakerFactory.h"
#include "nsIWordBreaker.h"
#include "nsIBreakState.h"
#include "nsLWBrkCIID.h"
#define WORK_AROUND_SERVICE_MANAGER_ASSERT
IMPL_NS_IBREAKSTATE( nsBreakState )
NS_DEFINE_CID(kLWBrkCID, NS_LWBRK_CID);
NS_DEFINE_IID(kILineBreakerFactory, NS_ILINEBREAKERFACTORY_IID);
NS_DEFINE_IID(kIWordBreakerFactory, NS_IWORDBREAKERFACTORY_IID);
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 PRUint32 exp1[] = {
4,5,7,8,9,10,14,15,17,18,22,34,35,39,40,41,42,43,49,50,54,55,62,63,64,65,
67,68,69,70
};
static PRUint32 wexp1[] = {
4,5,7,8,9,10,14,15,17,18,22,23,33,34,35,39,43,48,49,50,54,55,56,57,62,63,
64,65,67,68,69,70,72
};
// 1 2 3 4 5 6 7
//01234567890123456789012345678901234567890123456789012345678901234567890123456789
static char teng2[] =
"()((reasonab(l)e) line break. .01123=45x48.";
static PRUint32 exp2[] = {
2,12,15,17,18,22,23,24,30,31,37,38,
};
static PRUint32 wexp2[] = {
4,12,13,14,15,16,17,18,22,24,29,30,31,32,37,38,43
};
// 1 2 3 4 5 6 7
//01234567890123456789012345678901234567890123456789012345678901234567890123456789
static char teng3[] =
"It's a test to test(ronae ) line break....";
static PRUint32 exp3[] = {
4, 5, 6,7,11,12,14,15,19,25,27,28,32,33
};
static PRUint32 wexp3[] = {
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";
PRBool TestASCIILB(nsILineBreaker *lb,
const char* in, const PRUint32 len,
const PRUint32* out, PRUint32 outlen)
{
nsAutoString eng1(in);
PRUint32 i,j;
PRUint32 res[256];
PRBool ok = PR_TRUE;
PRUint32 curr;
PRBool finishThisFrag = PR_FALSE;
for(i = 0, curr = 0; ((! finishThisFrag) && (i < 256)); i++)
{
lb->Next(eng1.GetUnicode(), eng1.Length(), curr,
&curr,
&finishThisFrag);
res [i] = curr;
}
if (i != outlen)
{
ok = PR_FALSE;
cout << "WARNING!!! return size wrong, expect " << outlen <<
" bet got " << i << "\n";
}
cout << "string = \n" << in << "\n";
cout << ruler1 << "\n";
cout << ruler2 << "\n";
cout << "Expect = \n";
for(j=0;j<outlen;j++)
{
cout << out[j] << ",";
}
cout << "\nResult = \n";
for(j=0;j<i;j++)
{
cout << res[j] << ",";
}
cout << "\n";
for(j=0;j<i;j++)
{
if(j < outlen)
{
if (res[j] != out[j])
{
ok = PR_FALSE;
cout << "[" << j << "] expect " << out[j] << " but got " <<
res[j] << "\n";
}
} else {
ok = PR_FALSE;
cout << "[" << j << "] additional " <<
res[j] << "\n";
}
}
return ok;
}
PRBool TestASCIIWB(nsIWordBreaker *lb,
const char* in, const PRUint32 len,
const PRUint32* out, PRUint32 outlen)
{
nsAutoString eng1(in);
// nsBreakState bk(eng1.GetUnicode(), eng1.Length());
PRUint32 i,j;
PRUint32 res[256];
PRBool ok = PR_TRUE;
PRBool done;
PRUint32 curr =0;
for(i = 0, lb->Next(eng1.GetUnicode(), eng1.Length(), curr, &curr, &done);
(! done ) && (i < 256);
lb->Next(eng1.GetUnicode(), eng1.Length(), curr, &curr, &done), i++)
{
res [i] = curr;
}
if (i != outlen)
{
ok = PR_FALSE;
cout << "WARNING!!! return size wrong, expect " << outlen <<
" bet got " << i << "\n";
}
cout << "string = \n" << in << "\n";
cout << ruler1 << "\n";
cout << ruler2 << "\n";
cout << "Expect = \n";
for(j=0;j<outlen;j++)
{
cout << out[j] << ",";
}
cout << "\nResult = \n";
for(j=0;j<i;j++)
{
cout << res[j] << ",";
}
cout << "\n";
for(j=0;j<i;j++)
{
if(j < outlen)
{
if (res[j] != out[j])
{
ok = PR_FALSE;
cout << "[" << j << "] expect " << out[j] << " but got " <<
res[j] << "\n";
}
} else {
ok = PR_FALSE;
cout << "[" << j << "] additional " <<
res[j] << "\n";
}
}
return ok;
}
PRBool TestLineBreaker()
{
cout << "==================================\n";
cout << "Finish nsILineBreakerFactory Test \n";
cout << "==================================\n";
nsILineBreakerFactory *t = NULL;
nsresult res;
PRBool ok = PR_TRUE;
res = nsServiceManager::GetService(kLWBrkCID,
kILineBreakerFactory,
(nsISupports**) &t);
cout << "Test 1 - GetService():\n";
if(NS_FAILED(res) || ( t == NULL ) ) {
cout << "\t1st GetService failed\n";
ok = PR_FALSE;
} else {
#ifdef WORD_AROUND_SERVICE_MANAGER_ASSERT
res = nsServiceManager::ReleaseService(kLWBrkCID, t);
#endif
}
res = nsServiceManager::GetService(kLWBrkCID,
kILineBreakerFactory,
(nsISupports**) &t);
if(NS_FAILED(res) || ( t == NULL ) ) {
cout << "\t2nd GetService failed\n";
ok = PR_FALSE;
} else {
cout << "Test 3 - GetLineBreaker():\n";
nsILineBreaker *lb;
nsAutoString lb_arg("");
res = t->GetBreaker(lb_arg, &lb);
if(NS_FAILED(res) || (lb == NULL)) {
cout << "GetBreaker(nsILineBreaker*) failed\n";
ok = PR_FALSE;
} else {
cout << "Test 4 - {First,Next}ForwardBreak():\n";
if( TestASCIILB(lb, teng1, sizeof(teng1)/sizeof(char),
exp1, sizeof(exp1)/sizeof(PRUint32)) )
{
cout << "Test 4 Passed\n\n";
} else {
ok = PR_FALSE;
cout << "Test 4 Failed\n\n";
}
cout << "Test 5 - {First,Next}ForwardBreak():\n";
if(TestASCIILB(lb, teng2, sizeof(teng2)/sizeof(char),
exp2, sizeof(exp2)/sizeof(PRUint32)) )
{
cout << "Test 5 Passed\n\n";
} else {
ok = PR_FALSE;
cout << "Test 5 Failed\n\n";
}
cout << "Test 6 - {First,Next}ForwardBreak():\n";
if(TestASCIILB(lb, teng3, sizeof(teng3)/sizeof(char),
exp3, sizeof(exp3)/sizeof(PRUint32)) )
{
cout << "Test 6 Passed\n\n";
} else {
ok = PR_FALSE;
cout << "Test 6 Failed\n\n";
}
NS_IF_RELEASE(lb);
}
#ifdef WORD_AROUND_SERVICE_MANAGER_ASSERT
res = nsServiceManager::ReleaseService(kLWBrkCID, t);
#endif
}
cout << "==================================\n";
cout << "Finish nsILineBreakerFactory Test \n";
cout << "==================================\n";
return ok;
}
PRBool TestWordBreaker()
{
cout << "==================================\n";
cout << "Finish nsIWordBreakerFactory Test \n";
cout << "==================================\n";
nsIWordBreakerFactory *t = NULL;
nsresult res;
PRBool ok = PR_TRUE;
res = nsServiceManager::GetService(kLWBrkCID,
kIWordBreakerFactory,
(nsISupports**) &t);
cout << "Test 1 - GetService():\n";
if(NS_FAILED(res) || ( t == NULL ) ) {
cout << "\t1st GetService failed\n";
ok = PR_FALSE;
} else {
res = nsServiceManager::ReleaseService(kLWBrkCID, t);
}
res = nsServiceManager::GetService(kLWBrkCID,
kIWordBreakerFactory,
(nsISupports**) &t);
if(NS_FAILED(res) || ( t == NULL ) ) {
cout << "\t2nd GetService failed\n";
ok = PR_FALSE;
} else {
cout << "Test 3 - GetWordBreaker():\n";
nsIWordBreaker *lb;
nsAutoString lb_arg("");
res = t->GetBreaker(lb_arg, &lb);
if(NS_FAILED(res) || (lb == NULL)) {
cout << "GetBreaker(nsIWordBreaker*) failed\n";
ok = PR_FALSE;
} else {
cout << "Test 4 - {First,Next}ForwardBreak():\n";
if( TestASCIIWB(lb, teng1, sizeof(teng1)/sizeof(char),
wexp1, sizeof(wexp1)/sizeof(PRUint32)) )
{
cout << "Test 4 Passed\n\n";
} else {
ok = PR_FALSE;
cout << "Test 4 Failed\n\n";
}
cout << "Test 5 - {First,Next}ForwardBreak():\n";
if(TestASCIIWB(lb, teng2, sizeof(teng2)/sizeof(char),
wexp2, sizeof(wexp2)/sizeof(PRUint32)) )
{
cout << "Test 5 Passed\n\n";
} else {
ok = PR_FALSE;
cout << "Test 5 Failed\n\n";
}
cout << "Test 6 - {First,Next}ForwardBreak():\n";
if(TestASCIIWB(lb, teng3, sizeof(teng3)/sizeof(char),
wexp3, sizeof(wexp3)/sizeof(PRUint32)) )
{
cout << "Test 6 Passed\n\n";
} else {
ok = PR_FALSE;
cout << "Test 6 Failed\n\n";
}
NS_IF_RELEASE(lb);
}
res = nsServiceManager::ReleaseService(kLWBrkCID, t);
}
cout << "==================================\n";
cout << "Finish nsIWordBreakerFactory Test \n";
cout << "==================================\n";
return ok;
}
#ifdef XP_PC
#define LWBRK_DLL "lwbrk.dll"
#else
#ifdef XP_MAC
#define LWBRK_DLL "LWBRK_DLL"
#else
#endif
#define LWBRK_DLL "liblwbrk.so"
#endif
extern "C" void NS_SetupRegistry()
{
nsComponentManager::RegisterComponent(kLWBrkCID, NULL, NULL, LWBRK_DLL, PR_FALSE, PR_FALSE);
}
void SamplePrintWordWithBreak();
void SampleFindWordBreakFromPosition(PRUint32 fragN, PRUint32 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()
{
PRUint32 numOfFragment = sizeof(wb) / sizeof(char*);
nsIWordBreakerFactory *t = NULL;
nsresult res = nsServiceManager::GetService(kLWBrkCID,
kIWordBreakerFactory,
(nsISupports**) &t);
nsIWordBreaker *wbk;
nsAutoString wb_arg("");
res = t->GetBreaker(wb_arg, &wbk);
nsAutoString result("");
nsAutoString tmp("");
for(PRUint32 i = 0; i < numOfFragment; i++)
{
nsAutoString fragText(wb[i]);
// nsBreakState bk(fragText.GetUnicode(), fragText.Length());
PRUint32 cur = 0;
PRBool done;
res = wbk->Next(fragText.GetUnicode(), fragText.Length(), cur, &cur, &done);
PRUint32 start = 0;
for(PRUint32 j = 0; ! done ; j++)
{
nsAutoString tmp("");
fragText.Mid(tmp, start, cur - start);
result.Append(tmp);
result.Append("^");
start = cur;
wbk->Next(fragText.GetUnicode(), fragText.Length(), cur, &cur, &done);
}
nsAutoString tmp("");
fragText.Mid(tmp, start, fragText.Length() - start);
result.Append(tmp);
if( i != (numOfFragment -1 ))
{
nsAutoString nextFragText(wb[i+1]);
PRBool canBreak = PR_TRUE;
res = wbk->BreakInBetween( fragText.GetUnicode(),
fragText.Length(),
nextFragText.GetUnicode(),
nextFragText.Length(),
&canBreak
);
if(canBreak)
result.Append("^");
fragText = nextFragText;
}
}
cout << "Output From SamplePrintWordWithBreak() \n\n";
cout << "[" << result.ToNewCString() << "]\n";
}
void SampleFindWordBreakFromPosition(PRUint32 fragN, PRUint32 offset)
{
PRUint32 numOfFragment = sizeof(wb) / sizeof(char*);
nsIWordBreakerFactory *t = NULL;
nsresult res = nsServiceManager::GetService(kLWBrkCID,
kIWordBreakerFactory,
(nsISupports**) &t);
nsIWordBreaker *wbk;
nsAutoString wb_arg("");
res = t->GetBreaker(wb_arg, &wbk);
nsAutoString fragText(wb[fragN]);
PRUint32 begin, end;
nsAutoString result("");
res = wbk->FindWord(fragText.GetUnicode(), fragText.Length(),
offset, &begin, &end);
PRBool canbreak;
fragText.Mid(result, begin, end-begin);
if((PRUint32)fragText.Length() == end) // if we hit the end of the fragment
{
nsAutoString curFragText = fragText;
for(PRUint32 p = fragN +1; p < numOfFragment ;p++)
{
nsAutoString nextFragText(wb[p]);
res = wbk->BreakInBetween(curFragText.GetUnicode(),
curFragText.Length(),
nextFragText.GetUnicode(),
nextFragText.Length(),
&canbreak);
if(canbreak)
break;
PRUint32 b, e;
res = wbk->FindWord(nextFragText.GetUnicode(), nextFragText.Length(),
0, &b, &e);
nsAutoString tmp("");
nextFragText.Mid(tmp,b,e-b);
result.Append(tmp);
if((PRUint32)nextFragText.Length() != e)
break;
nextFragText = curFragText;
}
}
if(0 == begin) // if we hit the beginning of the fragment
{
nsAutoString curFragText = fragText;
for(PRUint32 p = fragN ; p > 0 ;p--)
{
nsAutoString prevFragText(wb[p-1]);
res = wbk->BreakInBetween(prevFragText.GetUnicode(),
prevFragText.Length(),
curFragText.GetUnicode(),
curFragText.Length(),
&canbreak);
if(canbreak)
break;
PRUint32 b, e;
res = wbk->FindWord(prevFragText.GetUnicode(), prevFragText.Length(),
prevFragText.Length(), &b, &e);
nsAutoString tmp("");
prevFragText.Mid(tmp,b,e-b);
result.Insert(tmp,0);
if(0 != b)
break;
prevFragText = curFragText;
}
}
cout << "Output From SamplePrintWordWithBreak() \n\n";
cout << "[" << result.ToNewCString() << "]\n";
}
// Main
int main(int argc, char** argv) {
NS_SetupRegistry();
// --------------------------------------------
cout << "Test Line Break\n";
PRBool lbok ;
PRBool wbok ;
lbok =TestWordBreaker();
if(lbok)
cout << "Line Break Test\nOK\n";
else
cout << "Line Break Test\nFailed\n";
wbok = TestLineBreaker();
if(wbok)
cout << "Word Break Test\nOK\n";
else
cout << "Word Break Test\nFailed\n";
SampleWordBreakUsage();
// --------------------------------------------
cout << "Finish All The Test Cases\n";
nsresult res = NS_OK;
res = nsComponentManager::FreeLibraries();
if(NS_FAILED(res))
cout << "nsComponentManager failed\n";
else
cout << "nsComponentManager FreeLibraries Done\n";
if(lbok && wbok)
cout << "Line/Word Break Test\nOK\n";
else
cout << "Line/Word Break Test\nFailed\n";
return 0;
}
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