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wxWidgets/tests/strings/strings.cpp
Václav Slavík 1cd53e884b added wxString tests (patch 938082) 
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@26883 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2004-04-20 18:55:09 +00:00

530 lines
19 KiB
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///////////////////////////////////////////////////////////////////////////////
// Name: tests/strings/strings.cpp
// Purpose: wxString unit test
// Author: Vadim Zeitlin, Wlodzimierz ABX Skiba
// Created: 2004-04-19
// RCS-ID: $Id$
// Copyright: (c) 2004 Vadim Zeitlin, Wlodzimierz Skiba
///////////////////////////////////////////////////////////////////////////////
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/wx.h"
#endif // WX_PRECOMP
#include "wx/tokenzr.h"
#include "wx/cppunit.h"
// ----------------------------------------------------------------------------
// test class
// ----------------------------------------------------------------------------
class StringTestCase : public CppUnit::TestCase
{
public:
StringTestCase();
private:
CPPUNIT_TEST_SUITE( StringTestCase );
CPPUNIT_TEST( String );
CPPUNIT_TEST( PChar );
CPPUNIT_TEST( Format );
CPPUNIT_TEST( Constructors );
CPPUNIT_TEST( Extraction );
CPPUNIT_TEST( Find );
CPPUNIT_TEST( Tokenizer );
CPPUNIT_TEST( Replace );
CPPUNIT_TEST( Match );
CPPUNIT_TEST( Std );
CPPUNIT_TEST_SUITE_END();
void String();
void PChar();
void Format();
void Constructors();
void Extraction();
void Find();
void Tokenizer();
void Replace();
void Match();
void Std();
DECLARE_NO_COPY_CLASS(StringTestCase)
};
// register in the unnamed registry so that these tests are run by default
CPPUNIT_TEST_SUITE_REGISTRATION( StringTestCase );
// also include in it's own registry so that these tests can be run alone
CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( StringTestCase, "StringTestCase" );
StringTestCase::StringTestCase()
{
}
void StringTestCase::String()
{
wxString a, b, c;
a.reserve (128);
b.reserve (128);
c.reserve (128);
for (int i = 0; i < 2; ++i)
{
a = _T("Hello");
b = _T(" world");
c = _T("! How'ya doin'?");
a += b;
a += c;
c = _T("Hello world! What's up?");
CPPUNIT_ASSERT( c != a );
}
}
void StringTestCase::PChar()
{
wxChar a [128];
wxChar b [128];
wxChar c [128];
for (int i = 0; i < 2; ++i)
{
wxStrcpy (a, _T("Hello"));
wxStrcpy (b, _T(" world"));
wxStrcpy (c, _T("! How'ya doin'?"));
wxStrcat (a, b);
wxStrcat (a, c);
wxStrcpy (c, _T("Hello world! What's up?"));
CPPUNIT_ASSERT( wxStrcmp (c, a) != 0 );
}
}
void StringTestCase::Format()
{
wxString s1,s2;
s1.Printf(_T("%03d"), 18);
CPPUNIT_ASSERT( s1 == wxString::Format(_T("%03d"), 18) );
s2.Printf(_T("Number 18: %s\n"), s1.c_str());
CPPUNIT_ASSERT( s2 == wxString::Format(_T("Number 18: %s\n"), s1.c_str()) );
}
void StringTestCase::Constructors()
{
#define TEST_CTOR(args, res) \
{ \
wxString s args ; \
CPPUNIT_ASSERT( s == res ); \
}
TEST_CTOR((_T('Z'), 4), _T("ZZZZ"));
TEST_CTOR((_T("Hello"), 4), _T("Hell"));
TEST_CTOR((_T("Hello"), 5), _T("Hello"));
static const wxChar *s = _T("?really!");
const wxChar *start = wxStrchr(s, _T('r'));
const wxChar *end = wxStrchr(s, _T('!'));
TEST_CTOR((start, end), _T("really"));
}
void StringTestCase::Extraction()
{
wxString s(_T("Hello, world!"));
CPPUNIT_ASSERT( wxStrcmp( s.c_str() , _T("Hello, world!") ) == 0 );
CPPUNIT_ASSERT( wxStrcmp( s.Left(5).c_str() , _T("Hello") ) == 0 );
CPPUNIT_ASSERT( wxStrcmp( s.Right(6).c_str() , _T("world!") ) == 0 );
CPPUNIT_ASSERT( wxStrcmp( s(3, 5).c_str() , _T("lo, w") ) == 0 );
CPPUNIT_ASSERT( wxStrcmp( s.Mid(3).c_str() , _T("lo, world!") ) == 0 );
CPPUNIT_ASSERT( wxStrcmp( s.substr(3, 5).c_str() , _T("lo, w") ) == 0 );
CPPUNIT_ASSERT( wxStrcmp( s.substr(3).c_str() , _T("lo, world!") ) == 0 );
wxString rest;
#define TEST_STARTS_WITH( prefix , correct_rest, result ) \
CPPUNIT_ASSERT( \
( s.StartsWith( prefix, &rest ) == result ) && \
( ( result == false ) || ( wxStrcmp( correct_rest , rest ) == 0 ) ) \
)
TEST_STARTS_WITH( _T("Hello"), _T(", world!"), true );
TEST_STARTS_WITH( _T("Hello, "), _T("world!"), true );
TEST_STARTS_WITH( _T("Hello, world!"), _T(""), true );
TEST_STARTS_WITH( _T("Hello, world!!!"), _T(""), false );
TEST_STARTS_WITH( _T(""), _T("Hello, world!"), true );
TEST_STARTS_WITH( _T("Goodbye"), _T(""), false );
TEST_STARTS_WITH( _T("Hi"), _T(""), false );
#undef TEST_STARTS_WITH
}
void StringTestCase::Find()
{
#define TEST_FIND( str , start , result ) \
CPPUNIT_ASSERT( wxString(str).find(_T("ell"), start) == result );
TEST_FIND( _T("Well, hello world"), 0, 1 );
TEST_FIND( _T("Well, hello world"), 6, 7 );
TEST_FIND( _T("Well, hello world"), 9, wxString::npos );
#undef TEST_FIND
}
void StringTestCase::Tokenizer()
{
#define TEST_TOKENIZER( str , delims, count , mode ) \
{ \
wxStringTokenizer tkz( str, delims, mode); \
CPPUNIT_ASSERT( tkz.CountTokens() == count ); \
\
wxChar *buf, *s = NULL, *last; \
\
if ( tkz.GetMode() == wxTOKEN_STRTOK ) \
{ \
buf = new wxChar[wxStrlen(str) + 1]; \
wxStrcpy(buf, str); \
s = wxStrtok(buf, delims, &last); \
} \
else \
{ \
buf = NULL; \
} \
\
size_t count2 = 0; \
while ( tkz.HasMoreTokens() ) \
{ \
wxString token = tkz.GetNextToken(); \
if ( buf ) \
{ \
CPPUNIT_ASSERT( token == s ); \
s = wxStrtok(NULL, delims, &last); \
} \
count2++; \
} \
\
CPPUNIT_ASSERT( count2 == count ); \
if ( buf ) \
{ \
delete [] buf; \
} \
}
TEST_TOKENIZER( _T(""), _T(" "), 0, wxTOKEN_DEFAULT );
TEST_TOKENIZER( _T("Hello, world"), _T(" "), 2, wxTOKEN_DEFAULT );
TEST_TOKENIZER( _T("Hello, world "), _T(" "), 2, wxTOKEN_DEFAULT );
TEST_TOKENIZER( _T("Hello, world"), _T(","), 2, wxTOKEN_DEFAULT );
TEST_TOKENIZER( _T("Hello, world!"), _T(",!"), 2, wxTOKEN_DEFAULT );
TEST_TOKENIZER( _T("Hello,, world!"), _T(",!"), 3, wxTOKEN_DEFAULT );
TEST_TOKENIZER( _T("Hello, world!"), _T(",!"), 3, wxTOKEN_RET_EMPTY_ALL );
TEST_TOKENIZER( _T("username:password:uid:gid:gecos:home:shell"), _T(":"), 7, wxTOKEN_DEFAULT );
TEST_TOKENIZER( _T("1 \t3\t4 6 "), wxDEFAULT_DELIMITERS, 4, wxTOKEN_DEFAULT );
TEST_TOKENIZER( _T("1 \t3\t4 6 "), wxDEFAULT_DELIMITERS, 6, wxTOKEN_RET_EMPTY );
TEST_TOKENIZER( _T("1 \t3\t4 6 "), wxDEFAULT_DELIMITERS, 9, wxTOKEN_RET_EMPTY_ALL );
TEST_TOKENIZER( _T("01/02/99"), _T("/-"), 3, wxTOKEN_DEFAULT );
TEST_TOKENIZER( _T("01-02/99"), _T("/-"), 3, wxTOKEN_RET_DELIMS );
#undef TEST_TOKENIZER
}
void StringTestCase::Replace()
{
#define TEST_REPLACE( original , pos , len , replacement , result ) \
{ \
wxString s = original; \
s.replace( pos , len , replacement ); \
CPPUNIT_ASSERT( s == result ); \
}
TEST_REPLACE( _T("012-AWORD-XYZ"), 4, 5, _T("BWORD"), _T("012-BWORD-XYZ") );
TEST_REPLACE( _T("increase"), 0, 2, _T("de"), _T("decrease") );
TEST_REPLACE( _T("wxWindow"), 8, 0, _T("s"), _T("wxWindows") );
TEST_REPLACE( _T("foobar"), 3, 0, _T("-"), _T("foo-bar") );
TEST_REPLACE( _T("barfoo"), 0, 6, _T("foobar"), _T("foobar") );
#undef TEST_REPLACE
}
void StringTestCase::Match()
{
#define TEST_MATCH( s1 , s2 , result ) \
CPPUNIT_ASSERT( wxString(s1).Matches(s2) == result )
TEST_MATCH( _T("foobar"), _T("foo*"), true );
TEST_MATCH( _T("foobar"), _T("*oo*"), true );
TEST_MATCH( _T("foobar"), _T("*bar"), true );
TEST_MATCH( _T("foobar"), _T("??????"), true );
TEST_MATCH( _T("foobar"), _T("f??b*"), true );
TEST_MATCH( _T("foobar"), _T("f?b*"), false );
TEST_MATCH( _T("foobar"), _T("*goo*"), false );
TEST_MATCH( _T("foobar"), _T("*foo"), false );
TEST_MATCH( _T("foobarfoo"), _T("*foo"), true );
TEST_MATCH( _T(""), _T("*"), true );
TEST_MATCH( _T(""), _T("?"), false );
#undef TEST_MATCH
}
void StringTestCase::Std()
{
wxString s1(_T("abcdefgh")),
s2(_T("abcdefghijklm"), 8),
s3(_T("abcdefghijklm")),
s4(8, _T('a'));
wxString s5(s1),
s6(s3, 0, 8),
s7(s3.begin(), s3.begin() + 8);
wxString s8(s1, 4, 8), s9, s10, s11;
CPPUNIT_ASSERT( s1 == _T("abcdefgh") );
CPPUNIT_ASSERT( s2 == s1 );
CPPUNIT_ASSERT( s4 == _T("aaaaaaaa") );
CPPUNIT_ASSERT( s5 == _T("abcdefgh") );
CPPUNIT_ASSERT( s6 == s1 );
CPPUNIT_ASSERT( s7 == s1 );
CPPUNIT_ASSERT( s8 == _T("efgh") );
// test append
s1 = s2 = s3 = s4 = s5 = s6 = s7 = s8 = _T("abc");
s1.append(_T("def"));
s2.append(_T("defgh"), 3);
s3.append(wxString(_T("abcdef")), 3, 6);
s4.append(s1);
s5.append(3, _T('a'));
s6.append(s1.begin() + 3, s1.end());
CPPUNIT_ASSERT( s1 == _T("abcdef") );
CPPUNIT_ASSERT( s2 == _T("abcdef") );
CPPUNIT_ASSERT( s3 == _T("abcdef") );
CPPUNIT_ASSERT( s4 == _T("abcabcdef") );
CPPUNIT_ASSERT( s5 == _T("abcaaa") );
CPPUNIT_ASSERT( s6 == _T("abcdef") );
// test assign
s1 = s2 = s3 = s4 = s5 = s6 = s7 = s8 = _T("abc");
s1.assign(_T("def"));
s2.assign(_T("defgh"), 3);
s3.assign(wxString(_T("abcdef")), 3, 6);
s4.assign(s1);
s5.assign(3, _T('a'));
s6.assign(s1.begin() + 1, s1.end());
CPPUNIT_ASSERT( s1 == _T("def") );
CPPUNIT_ASSERT( s2 == _T("def") );
CPPUNIT_ASSERT( s3 == _T("def") );
CPPUNIT_ASSERT( s4 == _T("def") );
CPPUNIT_ASSERT( s5 == _T("aaa") );
CPPUNIT_ASSERT( s6 == _T("ef") );
// test compare
s1 = _T("abcdefgh");
s2 = _T("abcdefgh");
s3 = _T("abc");
s4 = _T("abcdefghi");
s5 = _T("aaa");
s6 = _T("zzz");
s7 = _T("zabcdefg");
CPPUNIT_ASSERT( s1.compare(s2) == 0 );
CPPUNIT_ASSERT( s1.compare(s3) > 0 );
CPPUNIT_ASSERT( s1.compare(s4) < 0 );
CPPUNIT_ASSERT( s1.compare(s5) > 0 );
CPPUNIT_ASSERT( s1.compare(s6) < 0 );
CPPUNIT_ASSERT( s1.compare(1, 12, s1) > 0);
CPPUNIT_ASSERT( s1.compare(_T("abcdefgh")) == 0);
CPPUNIT_ASSERT( s1.compare(1, 7, _T("bcdefgh")) == 0);
CPPUNIT_ASSERT( s1.compare(1, 7, _T("bcdefgh"), 7) == 0);
// test erase
s1.erase(1, 1);
s2.erase(4, 12);
wxString::iterator it = s3.erase(s3.begin() + 1);
wxString::iterator it2 = s4.erase(s4.begin() + 4, s4.begin() + 6);
wxString::iterator it3 = s7.erase(s7.begin() + 4, s7.begin() + 8);
CPPUNIT_ASSERT( s1 == _T("acdefgh") );
CPPUNIT_ASSERT( s2 == _T("abcd") );
CPPUNIT_ASSERT( s3 == _T("ac") );
CPPUNIT_ASSERT( s4 == _T("abcdghi") );
CPPUNIT_ASSERT( s7 == _T("zabc") );
CPPUNIT_ASSERT( *it == _T('c') );
CPPUNIT_ASSERT( *it2 == _T('g') );
CPPUNIT_ASSERT( it3 == s7.end() );
// find
// 0 1 2
// 01234567890123456789012345
s1 = _T("abcdefgABCDEFGabcABCabcABC");
s2 = _T("gAB");
CPPUNIT_ASSERT( s1.find(_T('A')) == 7u );
CPPUNIT_ASSERT( s1.find(_T('A'), 7) == 7u );
CPPUNIT_ASSERT( s1.find(_T('Z')) == wxString::npos );
CPPUNIT_ASSERT( s1.find(_T('C'), 22) == 25u );
CPPUNIT_ASSERT( s1.find(_T("gAB")) == 6u );
CPPUNIT_ASSERT( s1.find(_T("gAB"), 7) == wxString::npos );
CPPUNIT_ASSERT( s1.find(_T("gAB"), 6) == 6u );
CPPUNIT_ASSERT( s1.find(_T("gABZZZ"), 2, 3) == 6u );
CPPUNIT_ASSERT( s1.find(_T("gABZZZ"), 7, 3) == wxString::npos );
CPPUNIT_ASSERT( s1.find(s2) == 6u );
CPPUNIT_ASSERT( s1.find(s2, 7) == wxString::npos );
CPPUNIT_ASSERT( s1.find(s2, 6) == 6u );
// find_first_not_of
// 0 1 2 3
// 01234567890123456789012345678901234
s1 = _T("aaaaaabcdefghlkjiaaaaaabcdbcdbcdbcd");
s2 = _T("aaaaaa");
CPPUNIT_ASSERT( s1.find_first_not_of(_T('a')) == 6u );
CPPUNIT_ASSERT( s1.find_first_not_of(_T('a'), 7) == 7u );
CPPUNIT_ASSERT( s2.find_first_not_of(_T('a')) == wxString::npos );
CPPUNIT_ASSERT( s1.find_first_not_of(_T("abde"), 4) == 7u );
CPPUNIT_ASSERT( s1.find_first_not_of(_T("abde"), 7) == 7u );
CPPUNIT_ASSERT( s1.find_first_not_of(_T("abcdefghijkl")) == wxString::npos );
CPPUNIT_ASSERT( s1.find_first_not_of(_T("abcdefghi"), 0, 4) == 9u );
// find_first_of
CPPUNIT_ASSERT( s1.find_first_of(_T('c')) == 7u );
CPPUNIT_ASSERT( s1.find_first_of(_T('v')) == wxString::npos );
CPPUNIT_ASSERT( s1.find_first_of(_T('c'), 10) == 24u );
CPPUNIT_ASSERT( s1.find_first_of(_T("ijkl")) == 13u );
CPPUNIT_ASSERT( s1.find_first_of(_T("ddcfg"), 17) == 24u );
CPPUNIT_ASSERT( s1.find_first_of(_T("ddcfga"), 17, 5) == 24u );
// find_last_not_of
// 0 1 2 3
// 01234567890123456789012345678901234
s1 = _T("aaaaaabcdefghlkjiaaaaaabcdbcdbcdbcd");
s2 = _T("aaaaaa");
CPPUNIT_ASSERT( s2.find_last_not_of(_T('a')) == wxString::npos );
CPPUNIT_ASSERT( s1.find_last_not_of(_T('d')) == 33u );
CPPUNIT_ASSERT( s1.find_last_not_of(_T('d'), 25) == 24u );
CPPUNIT_ASSERT( s1.find_last_not_of(_T("bcd")) == 22u );
CPPUNIT_ASSERT( s1.find_last_not_of(_T("abc"), 24) == 16u );
CPPUNIT_ASSERT( s1.find_last_not_of(_T("abcdefghijklmnopqrstuv"), 24, 3) == 16u );
// find_last_of
CPPUNIT_ASSERT( s2.find_last_of(_T('c')) == wxString::npos );
CPPUNIT_ASSERT( s1.find_last_of(_T('a')) == 22u );
CPPUNIT_ASSERT( s1.find_last_of(_T('b'), 24) == 23u );
CPPUNIT_ASSERT( s1.find_last_of(_T("ijklm")) == 16u );
CPPUNIT_ASSERT( s1.find_last_of(_T("ijklma"), 33, 4) == 16u );
CPPUNIT_ASSERT( s1.find_last_of(_T("a"), 17) == 17u );
// test insert
s1 = s2 = s3 = s4 = s5 = s6 = s7 = s8 = _T("aaaa");
s9 = s10 = _T("cdefg");
s1.insert(1, _T("cc") );
s2.insert(2, _T("cdef"), 3);
s3.insert(2, s10);
s4.insert(2, s10, 3, 7);
s5.insert(1, 2, _T('c'));
it = s6.insert(s6.begin() + 3, _T('X'));
s7.insert(s7.begin(), s9.begin(), s9.end() - 1);
s8.insert(s8.begin(), 2, _T('c'));
CPPUNIT_ASSERT( s1 == _T("accaaa") );
CPPUNIT_ASSERT( s2 == _T("aacdeaa") );
CPPUNIT_ASSERT( s3 == _T("aacdefgaa") );
CPPUNIT_ASSERT( s4 == _T("aafgaa") );
CPPUNIT_ASSERT( s5 == _T("accaaa") );
CPPUNIT_ASSERT( s6 == _T("aaaXa") );
CPPUNIT_ASSERT( s7 == _T("cdefaaaa") );
CPPUNIT_ASSERT( s8 == _T("ccaaaa") );
s1 = s2 = s3 = _T("aaaa");
s1.insert(0, _T("ccc"), 2);
s2.insert(4, _T("ccc"), 2);
CPPUNIT_ASSERT( s1 == _T("ccaaaa") );
CPPUNIT_ASSERT( s2 == _T("aaaacc") );
// test replace
s1 = s2 = s3 = s4 = s5 = s6 = s7 = s8 = _T("QWERTYUIOP");
s9 = s10 = _T("werty");
s1.replace(3, 4, _T("rtyu"));
s1.replace(8, 7, _T("opopop"));
s2.replace(10, 12, _T("WWWW"));
s3.replace(1, 5, s9);
s4.replace(1, 4, s9, 0, 4);
s5.replace(1, 2, s9, 1, 12);
s6.replace(0, 123, s9, 0, 123);
s7.replace(2, 7, s9);
CPPUNIT_ASSERT( s1 == _T("QWErtyuIopopop") );
CPPUNIT_ASSERT( s2 == _T("QWERTYUIOPWWWW") );
CPPUNIT_ASSERT( s3 == _T("QwertyUIOP") );
CPPUNIT_ASSERT( s4 == _T("QwertYUIOP") );
CPPUNIT_ASSERT( s5 == _T("QertyRTYUIOP") );
CPPUNIT_ASSERT( s6 == s9);
CPPUNIT_ASSERT( s7 == _T("QWwertyP") );
// rfind
// 0 1 2
// 01234567890123456789012345
s1 = _T("abcdefgABCDEFGabcABCabcABC");
s2 = _T("gAB");
s3 = _T("ab");
CPPUNIT_ASSERT( s1.rfind(_T('A')) == 23u );
CPPUNIT_ASSERT( s1.rfind(_T('A'), 7) == 7u );
CPPUNIT_ASSERT( s1.rfind(_T('Z')) == wxString::npos );
CPPUNIT_ASSERT( s1.rfind(_T('C'), 22) == 19u );
CPPUNIT_ASSERT( s1.rfind(_T("cAB")) == 22u );
CPPUNIT_ASSERT( s1.rfind(_T("cAB"), 15) == wxString::npos );
CPPUNIT_ASSERT( s1.rfind(_T("cAB"), 21) == 16u );
CPPUNIT_ASSERT( s1.rfind(_T("gABZZZ"), 7, 3) == 6u );
CPPUNIT_ASSERT( s1.rfind(_T("gABZZZ"), 5, 3) == wxString::npos );
CPPUNIT_ASSERT( s1.rfind(s2) == 6u );
CPPUNIT_ASSERT( s1.rfind(s2, 5) == wxString::npos );
CPPUNIT_ASSERT( s1.rfind(s2, 6) == 6u );
CPPUNIT_ASSERT( s1.rfind(s3, 1) == 0u );
// resize
s1 = s2 = s3 = s4 = _T("abcABCdefDEF");
s1.resize( 12 );
s2.resize( 10 );
s3.resize( 14, _T(' ') );
s4.resize( 14, _T('W') );
CPPUNIT_ASSERT( s1 == _T("abcABCdefDEF") );
CPPUNIT_ASSERT( s2 == _T("abcABCdefD") );
CPPUNIT_ASSERT( s3 == _T("abcABCdefDEF ") );
CPPUNIT_ASSERT( s4 == _T("abcABCdefDEFWW") );
// substr
s1 = _T("abcdefgABCDEFG");
CPPUNIT_ASSERT( s1.substr( 0, 14 ) == s1 );
CPPUNIT_ASSERT( s1.substr( 1, 13 ) == _T("bcdefgABCDEFG") );
CPPUNIT_ASSERT( s1.substr( 1, 20 ) == _T("bcdefgABCDEFG") );
CPPUNIT_ASSERT( s1.substr( 14, 30 ) == _T("") );
}
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