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wxWidgets/tests/strings/stdstrings.cpp
Vadim Zeitlin fe2052fb35 Skip the recently added wxString test broken with libc++ 
This should have been part of 90eaa1bbe3 and
should finally really fix the build with libc++ after the changes of
14ec2691f6.
2016-07-16 01:46:45 +02:00

637 lines
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//////////////////////////////////////////////////////////////////////////////
// Name: tests/strings/stdstrings.cpp
// Purpose: wxString unit test
// Author: Vadim Zeitlin, Wlodzimierz ABX Skiba
// Created: 2004-05-07
// Copyright: (c) 2004 Vadim Zeitlin, Wlodzimierz Skiba
///////////////////////////////////////////////////////////////////////////////
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#include "testprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/wx.h"
#endif // WX_PRECOMP
#include <algorithm>
// ----------------------------------------------------------------------------
// test class
// ----------------------------------------------------------------------------
class StdStringTestCase : public CppUnit::TestCase
{
public:
StdStringTestCase();
private:
CPPUNIT_TEST_SUITE( StdStringTestCase );
CPPUNIT_TEST( StdConstructors );
CPPUNIT_TEST( StdIterators );
CPPUNIT_TEST( StdIteratorsCmp );
CPPUNIT_TEST( StdAppend );
CPPUNIT_TEST( StdAssign );
CPPUNIT_TEST( StdCompare );
CPPUNIT_TEST( StdErase );
CPPUNIT_TEST( StdFind );
CPPUNIT_TEST( StdFindFirst );
CPPUNIT_TEST( StdFindLast );
CPPUNIT_TEST( StdInsert );
CPPUNIT_TEST( StdReplace );
CPPUNIT_TEST( StdRFind );
CPPUNIT_TEST( StdResize );
CPPUNIT_TEST( StdRiter );
CPPUNIT_TEST( StdSubstr );
#if wxUSE_STD_STRING
CPPUNIT_TEST( StdConversion );
#endif
CPPUNIT_TEST( StdAlgo );
CPPUNIT_TEST_SUITE_END();
void StdConstructors();
void StdIterators();
void StdIteratorsCmp();
void StdAppend();
void StdAssign();
void StdCompare();
void StdErase();
void StdFind();
void StdFindFirst();
void StdFindLast();
void StdInsert();
void StdReplace();
void StdRFind();
void StdResize();
void StdRiter();
void StdSubstr();
#if wxUSE_STD_STRING
void StdConversion();
#endif
void StdAlgo();
wxDECLARE_NO_COPY_CLASS(StdStringTestCase);
};
// register in the unnamed registry so that these tests are run by default
CPPUNIT_TEST_SUITE_REGISTRATION( StdStringTestCase );
// also include in its own registry so that these tests can be run alone
CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( StdStringTestCase, "StdStringTestCase" );
StdStringTestCase::StdStringTestCase()
{
}
void StdStringTestCase::StdConstructors()
{
wxString s1(wxT("abcdefgh")),
s2(wxT("abcdefghijklm"), 8),
s3(wxT("abcdefghijklm")),
s4(8, wxT('a'));
wxString s5(s1),
s6(s3, 0, 8),
s7(s3.begin(), s3.begin() + 8);
wxString s8(s1, 4, 8);
CPPUNIT_ASSERT_EQUAL( wxT("abcdefgh"), s1 );
CPPUNIT_ASSERT_EQUAL( s1, s2 );
CPPUNIT_ASSERT_EQUAL( wxT("aaaaaaaa"), s4 );
CPPUNIT_ASSERT_EQUAL( wxT("abcdefgh"), s5 );
CPPUNIT_ASSERT_EQUAL( s1, s6 );
CPPUNIT_ASSERT_EQUAL( s1, s7 );
CPPUNIT_ASSERT_EQUAL( wxT("efgh"), s8 );
const char *pc = s1.c_str();
CPPUNIT_ASSERT_EQUAL( "bcd", wxString(pc + 1, pc + 4) );
const wchar_t *pw = s2.c_str();
CPPUNIT_ASSERT_EQUAL( "a", wxString(pw, pw + 1) );
}
void StdStringTestCase::StdIterators()
{
// test compilation of default iterators ctors:
wxString::iterator i1;
wxString::const_iterator i2;
wxString::reverse_iterator i3;
wxString::const_reverse_iterator i4;
}
void StdStringTestCase::StdIteratorsCmp()
{
wxString s("foobar");
wxString::iterator i = s.begin();
wxString::const_iterator ci = s.begin();
CPPUNIT_ASSERT( i == ci );
CPPUNIT_ASSERT( i >= ci );
CPPUNIT_ASSERT( i <= ci );
CPPUNIT_ASSERT( ci == i );
CPPUNIT_ASSERT( ci >= i );
CPPUNIT_ASSERT( ci <= i );
ci++;
CPPUNIT_ASSERT( i != ci );
CPPUNIT_ASSERT( i < ci );
CPPUNIT_ASSERT( !(i > ci) );
CPPUNIT_ASSERT( ci != i );
CPPUNIT_ASSERT( ci > i );
CPPUNIT_ASSERT( !(ci < i) );
}
void StdStringTestCase::StdAppend()
{
wxString s1, s2, s3, s4, s5, s6, s7, s8;
s1 = s2 = s3 = s4 = s5 = s6 = wxT("abc");
s1.append(wxT("def"));
s2.append(wxT("defgh"), 3);
s3.append(wxString(wxT("abcdef")), 3, 6);
s4.append(s1);
s5.append(3, wxT('a'));
s5.append(2, 'x');
s5.append(1, (unsigned char)'y');
s6.append(s1.begin() + 3, s1.end());
CPPUNIT_ASSERT_EQUAL( wxT("abcdef"), s1 );
CPPUNIT_ASSERT_EQUAL( wxT("abcdef"), s2 );
CPPUNIT_ASSERT_EQUAL( wxT("abcdef"), s3 );
CPPUNIT_ASSERT_EQUAL( wxT("abcabcdef"), s4 );
CPPUNIT_ASSERT_EQUAL( wxT("abcaaaxxy"), s5 );
CPPUNIT_ASSERT_EQUAL( wxT("abcdef"), s6 );
const char *pc = s1.c_str() + 2;
s7.append(pc, pc + 4);
CPPUNIT_ASSERT_EQUAL( "cdef", s7 );
const wchar_t *pw = s2.c_str() + 2;
s8.append(pw, pw + 4);
CPPUNIT_ASSERT_EQUAL( "cdef", s8 );
s7 = s8 = wxString(wxT("null\0time"), 9);
s7.append(wxT("def"));
s8.append(wxT("defgh"), 3);
CPPUNIT_ASSERT_EQUAL( wxString(wxT("null\0timedef"), 12), s7 );
CPPUNIT_ASSERT_EQUAL( wxString(wxT("null\0timedef"), 12), s8 );
}
void StdStringTestCase::StdAssign()
{
wxString s1, s2, s3, s4, s5, s6, s7, s8;
s1 = s2 = s3 = s4 = s5 = s6 = s7 = s8 = wxT("abc");
s1.assign(wxT("def"));
s2.assign(wxT("defgh"), 3);
s3.assign(wxString(wxT("abcdef")), 3, 6);
s4.assign(s1);
s5.assign(3, wxT('a'));
s6.assign(s1.begin() + 1, s1.end());
CPPUNIT_ASSERT_EQUAL( wxT("def"), s1 );
CPPUNIT_ASSERT_EQUAL( wxT("def"), s2 );
CPPUNIT_ASSERT_EQUAL( wxT("def"), s3 );
CPPUNIT_ASSERT_EQUAL( wxT("def"), s4 );
CPPUNIT_ASSERT_EQUAL( wxT("aaa"), s5 );
CPPUNIT_ASSERT_EQUAL( wxT("ef"), s6 );
const char *pc = s1.c_str();
s7.assign(pc, pc + 2);
CPPUNIT_ASSERT_EQUAL( "de", s7 );
const wchar_t *pw = s1.c_str();
s8.assign(pw + 2, pw + 3);
CPPUNIT_ASSERT_EQUAL( "f", s8 );
s1.assign(s1, 1, 1);
CPPUNIT_ASSERT_EQUAL("e", s1);
}
void StdStringTestCase::StdCompare()
{
wxString s1, s2, s3, s4, s5, s6, s7, s8;
s1 = wxT("abcdefgh");
s2 = wxT("abcdefgh");
s3 = wxT("abc");
s4 = wxT("abcdefghi");
s5 = wxT("aaa");
s6 = wxT("zzz");
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(wxT("abcdefgh")) == 0);
CPPUNIT_ASSERT( s1.compare(1, 7, wxT("bcdefgh")) == 0);
CPPUNIT_ASSERT( s1.compare(1, 7, wxT("bcdefgh"), 7) == 0);
}
void StdStringTestCase::StdErase()
{
wxString s1, s2, s3, s4, s5, s6, s7;
s1 = wxT("abcdefgh");
s2 = wxT("abcdefgh");
s3 = wxT("abc");
s4 = wxT("abcdefghi");
s5 = wxT("aaa");
s6 = wxT("zzz");
s7 = wxT("zabcdefg");
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_EQUAL( wxT("acdefgh"), s1 );
CPPUNIT_ASSERT_EQUAL( wxT("abcd"), s2 );
CPPUNIT_ASSERT_EQUAL( wxT("ac"), s3 );
CPPUNIT_ASSERT_EQUAL( wxT("abcdghi"), s4 );
CPPUNIT_ASSERT_EQUAL( wxT("zabc"), s7 );
CPPUNIT_ASSERT( *it == wxT('c') );
CPPUNIT_ASSERT( *it2 == wxT('g') );
CPPUNIT_ASSERT( it3 == s7.end() );
}
void StdStringTestCase::StdFind()
{
// 0 1 2
// 01234567890123456789012345
wxString s1 = wxT("abcdefgABCDEFGabcABCabcABC");
wxString s2 = wxT("gAB");
CPPUNIT_ASSERT( s1.find(wxT('A')) == 7u );
CPPUNIT_ASSERT( s1.find(wxT('A'), 7) == 7u );
CPPUNIT_ASSERT( s1.find(wxT('Z')) == wxString::npos );
CPPUNIT_ASSERT( s1.find(wxT('C'), 22) == 25u );
CPPUNIT_ASSERT( s1.find(wxT("gAB")) == 6u );
CPPUNIT_ASSERT( s1.find(wxT("gAB"), 7) == wxString::npos );
CPPUNIT_ASSERT( s1.find(wxT("gAB"), 6) == 6u );
CPPUNIT_ASSERT( s1.find(wxT("gABZZZ"), 2, 3) == 6u );
CPPUNIT_ASSERT( s1.find(wxT("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 );
// 0 1 2
// 0123456 78901234567 8901234567
//wxString _s1 = wxT("abcdefg\0ABCDEFGabc\0ABCabcABC");
//wxString _s2 = wxT("g\0AB");
wxString _s1 = wxT("abcdefgABCDEFGabcABCabcABC");
wxString _s2 = wxT("gAB");
_s1.insert(7, 1, '\0');
_s1.insert(18, 1, '\0');
_s2.insert(1, 1, '\0');
CPPUNIT_ASSERT( _s1.find(wxT('A')) == 8u );
CPPUNIT_ASSERT( _s1.find(wxT('A'), 8) == 8u );
CPPUNIT_ASSERT( _s1.find(wxT('Z')) == wxString::npos );
CPPUNIT_ASSERT( _s1.find(wxT('C'), 22) == 27u );
CPPUNIT_ASSERT( _s1.find(wxT("AB")) == 8u );
CPPUNIT_ASSERT( _s1.find(wxT("AB"), 26) == wxString::npos );
CPPUNIT_ASSERT( _s1.find(wxT("AB"), 23) == 25u );
CPPUNIT_ASSERT( _s1.find(wxT("ABZZZ"), 2, 2) == 8u );
CPPUNIT_ASSERT( _s1.find(wxT("ABZZZ"), 26, 2) == wxString::npos );
CPPUNIT_ASSERT( _s1.find(_s2) == 6u );
CPPUNIT_ASSERT( _s1.find(_s2, 7) == wxString::npos );
CPPUNIT_ASSERT( _s1.find(_s2, 6) == 6u );
}
void StdStringTestCase::StdFindFirst()
{
// 0 1 2 3
// 01234567890123456789012345678901234
wxString s1 = wxT("aaaaaabcdefghlkjiaaaaaabcdbcdbcdbcd");
wxString s2 = wxT("aaaaaa");
CPPUNIT_ASSERT( s1.find_first_not_of(wxT('a')) == 6u );
CPPUNIT_ASSERT( s1.find_first_not_of(wxT('a'), 7) == 7u );
CPPUNIT_ASSERT( s2.find_first_not_of(wxT('a')) == wxString::npos );
CPPUNIT_ASSERT( s1.find_first_not_of(wxT("abde"), 4) == 7u );
CPPUNIT_ASSERT( s1.find_first_not_of(wxT("abde"), 7) == 7u );
CPPUNIT_ASSERT( s1.find_first_not_of(wxT("abcdefghijkl")) == wxString::npos );
CPPUNIT_ASSERT( s1.find_first_not_of(wxT("abcdefghi"), 0, 4) == 9u );
CPPUNIT_ASSERT( s1.find_first_of(wxT('c')) == 7u );
CPPUNIT_ASSERT( s1.find_first_of(wxT('v')) == wxString::npos );
CPPUNIT_ASSERT( s1.find_first_of(wxT('c'), 10) == 24u );
CPPUNIT_ASSERT( s1.find_first_of(wxT("ijkl")) == 13u );
CPPUNIT_ASSERT( s1.find_first_of(wxT("ddcfg"), 17) == 24u );
CPPUNIT_ASSERT( s1.find_first_of(wxT("ddcfga"), 17, 5) == 24u );
}
void StdStringTestCase::StdFindLast()
{
// 0 1 2 3
// 01234567890123456789012345678901234
wxString s1 = wxT("aaaaaabcdefghlkjiaaaaaabcdbcdbcdbcd");
wxString s2 = wxT("aaaaaa");
CPPUNIT_ASSERT( s2.find_last_not_of(wxT('a')) == wxString::npos );
CPPUNIT_ASSERT( s1.find_last_not_of(wxT('d')) == 33u );
CPPUNIT_ASSERT( s1.find_last_not_of(wxT('d'), 25) == 24u );
CPPUNIT_ASSERT( s1.find_last_not_of(wxT("bcd")) == 22u );
CPPUNIT_ASSERT( s1.find_last_not_of(wxT("abc"), 24) == 16u );
CPPUNIT_ASSERT( s1.find_last_not_of(wxT("abcdefghijklmnopqrstuv"), 24, 3) == 16u );
CPPUNIT_ASSERT( s2.find_last_of(wxT('c')) == wxString::npos );
CPPUNIT_ASSERT( s1.find_last_of(wxT('a')) == 22u );
CPPUNIT_ASSERT( s1.find_last_of(wxT('b'), 24) == 23u );
CPPUNIT_ASSERT( s1.find_last_of(wxT("ijklm")) == 16u );
CPPUNIT_ASSERT( s1.find_last_of(wxT("ijklma"), 33, 4) == 16u );
CPPUNIT_ASSERT( s1.find_last_of(wxT("a"), 17) == 17u );
// 0 1 2 3
// 012345 67890123456789 01234567890123456
// wxString s1 = wxT("aaaaaa\0bcdefghlkjiaa\0aaaabcdbcdbcdbcd");
// wxString s2 = wxT("aaaaaa\0");
s1.insert(6,1,'\0');
s1.insert(20,1,'\0');
s2.insert(6,1,'\0');
CPPUNIT_ASSERT( s2.find_last_not_of(wxT('a')) == 6u );
CPPUNIT_ASSERT( s1.find_last_not_of(wxT('d')) == 35u );
CPPUNIT_ASSERT( s1.find_last_not_of(wxT('d'), 27) == 26u );
CPPUNIT_ASSERT( s1.find_last_not_of(wxT("bcd")) == 24u );
CPPUNIT_ASSERT( s1.find_last_not_of(wxT("abc"), 26) == 20u );
CPPUNIT_ASSERT( s1.find_last_not_of(wxT("abcdefghijklmnopqrstuv"), 26, 3) == 20u );
CPPUNIT_ASSERT( s2.find_last_of(wxT('c')) == wxString::npos );
CPPUNIT_ASSERT( s1.find_last_of(wxT('a')) == 24u );
CPPUNIT_ASSERT( s1.find_last_of(wxT('b'), 26) == 25u );
CPPUNIT_ASSERT( s1.find_last_of(wxT("ijklm")) == 17u );
CPPUNIT_ASSERT( s1.find_last_of(wxT("ijklma"), 35, 4) == 17u );
CPPUNIT_ASSERT( s1.find_last_of(wxT("a"), 18) == 18u );
}
void StdStringTestCase::StdInsert()
{
wxString s1, s2, s3, s4, s5, s6, s7, s8, s9, s10;
s1 = s2 = s3 = s4 = s5 = s6 = s7 = s8 = wxT("aaaa");
s9 = s10 = wxT("cdefg");
s1.insert(1, wxT("cc") );
s2.insert(2, wxT("cdef"), 3);
s3.insert(2, s10);
s4.insert(2, s10, 3, 7);
s5.insert(1, 2, wxT('c'));
s6.insert(s6.begin() + 3, wxT('X'));
s7.insert(s7.begin(), s9.begin(), s9.end() - 1);
s8.insert(s8.begin(), 2, wxT('c'));
CPPUNIT_ASSERT_EQUAL( wxT("accaaa") , s1 );
CPPUNIT_ASSERT_EQUAL( wxT("aacdeaa") , s2 );
CPPUNIT_ASSERT_EQUAL( wxT("aacdefgaa"), s3 );
CPPUNIT_ASSERT_EQUAL( wxT("aafgaa") , s4 );
CPPUNIT_ASSERT_EQUAL( wxT("accaaa") , s5 );
CPPUNIT_ASSERT_EQUAL( wxT("aaaXa") , s6 );
CPPUNIT_ASSERT_EQUAL( wxT("cdefaaaa") , s7 );
CPPUNIT_ASSERT_EQUAL( wxT("ccaaaa") , s8 );
s1 = s2 = s3 = wxT("aaaa");
s1.insert(0, wxT("ccc"), 2);
s2.insert(4, wxT("ccc"), 2);
CPPUNIT_ASSERT_EQUAL( wxT("ccaaaa"), s1 );
CPPUNIT_ASSERT_EQUAL( wxT("aaaacc"), s2 );
}
void StdStringTestCase::StdReplace()
{
wxString s1, s2, s3, s4, s5, s6, s7, s8, s9;
s1 = s2 = s3 = s4 = s5 = s6 = s7 = s8 = wxT("QWERTYUIOP");
s9 = wxT("werty");
s1.replace(3, 4, wxT("rtyu"));
s1.replace(8, 7, wxT("opopop"));
s2.replace(10, 12, wxT("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_EQUAL( wxT("QWErtyuIopopop"), s1 );
CPPUNIT_ASSERT_EQUAL( wxT("QWERTYUIOPWWWW"), s2 );
CPPUNIT_ASSERT_EQUAL( wxT("QwertyUIOP") , s3 );
CPPUNIT_ASSERT_EQUAL( wxT("QwertYUIOP") , s4 );
CPPUNIT_ASSERT_EQUAL( wxT("QertyRTYUIOP") , s5 );
CPPUNIT_ASSERT_EQUAL( s9, s6 );
CPPUNIT_ASSERT_EQUAL( wxT("QWwertyP"), s7 );
}
void StdStringTestCase::StdRFind()
{
// 0 1 2
// 01234567890123456789012345
wxString s1 = wxT("abcdefgABCDEFGabcABCabcABC");
wxString s2 = wxT("gAB");
wxString s3 = wxT("ab");
CPPUNIT_ASSERT( s1.rfind(wxT('A')) == 23u );
CPPUNIT_ASSERT( s1.rfind(wxT('A'), 7) == 7u );
CPPUNIT_ASSERT( s1.rfind(wxT('Z')) == wxString::npos );
CPPUNIT_ASSERT( s1.rfind(wxT('C'), 22) == 19u );
CPPUNIT_ASSERT( s1.rfind(wxT("cAB")) == 22u );
CPPUNIT_ASSERT( s1.rfind(wxT("cAB"), 15) == wxString::npos );
CPPUNIT_ASSERT( s1.rfind(wxT("cAB"), 21) == 16u );
CPPUNIT_ASSERT( s1.rfind(wxT("gABZZZ"), 7, 3) == 6u );
CPPUNIT_ASSERT( s1.rfind(wxT("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 );
// 0 1 2
// 01234 56789012 345678901234567
// wxString s1 = wxT("abcde\0fgABCDE\0FGabcABCabcABC");
// wxString s2 = wxT("gAB");
// wxString s3 = wxT("ab");
s1.insert(5,1,'\0');
s1.insert(13,1,'\0');
CPPUNIT_ASSERT( s1.rfind(wxT('A')) == 25u );
CPPUNIT_ASSERT( s1.rfind(wxT('A'), 8) == 8u );
CPPUNIT_ASSERT( s1.rfind(wxT('Z')) == wxString::npos );
CPPUNIT_ASSERT( s1.rfind(wxT('C'), 22) == 21u );
CPPUNIT_ASSERT( s1.rfind(wxT("cAB")) == 24u );
CPPUNIT_ASSERT( s1.rfind(wxT("cAB"), 15) == wxString::npos );
CPPUNIT_ASSERT( s1.rfind(wxT("cAB"), 21) == 18u );
CPPUNIT_ASSERT( s1.rfind(wxT("gABZZZ"), 8, 3) == 7u );
CPPUNIT_ASSERT( s1.rfind(wxT("gABZZZ"), 5, 3) == wxString::npos );
}
void StdStringTestCase::StdResize()
{
wxString s1, s2, s3, s4;
s1 = s2 = s3 = s4 = wxT("abcABCdefDEF");
s1.resize( 12 );
s2.resize( 10 );
s3.resize( 14, wxT(' ') );
s4.resize( 14, wxT('W') );
CPPUNIT_ASSERT_EQUAL( wxT("abcABCdefDEF"), s1 );
CPPUNIT_ASSERT_EQUAL( wxT("abcABCdefD"), s2 );
CPPUNIT_ASSERT_EQUAL( wxT("abcABCdefDEF "), s3 );
CPPUNIT_ASSERT_EQUAL( wxT("abcABCdefDEFWW"), s4 );
#if wxUSE_UNICODE
wxString s =
wxString::FromUTF8("\xd0\x9f\xd1\x80\xd0\xb8\xd0\xb2\xd0\xb5\xd1\x82");
s.resize(3);
CPPUNIT_ASSERT_EQUAL( wxString::FromUTF8("\xd0\x9f\xd1\x80\xd0\xb8"), s);
#endif // wxUSE_UNICODE
}
void StdStringTestCase::StdRiter()
{
const wxString s(wxT("fozbar"));
wxString::const_reverse_iterator ri(s.rbegin());
CPPUNIT_ASSERT( wxT('r') == *ri );
CPPUNIT_ASSERT( wxT('a') == *++ri );
CPPUNIT_ASSERT( wxT('r') == *--ri );
ri = s.rend();
ri--;
CPPUNIT_ASSERT( wxT('f') == *ri );
--ri;
CPPUNIT_ASSERT( wxT('o') == *ri );
wxString::const_iterator i = ri.base();
CPPUNIT_ASSERT( wxT('z') == *i );
}
void StdStringTestCase::StdSubstr()
{
wxString s1 = wxT("abcdefgABCDEFG");
CPPUNIT_ASSERT( s1.substr( 0, 14 ) == s1 );
CPPUNIT_ASSERT( s1.substr( 1, 13 ) == wxT("bcdefgABCDEFG") );
CPPUNIT_ASSERT( s1.substr( 1, 20 ) == wxT("bcdefgABCDEFG") );
CPPUNIT_ASSERT( s1.substr( 14, 30 ) == wxT("") );
s1.insert(3,1,'\0');
s1.insert(8,1,'\0');
s1.insert(13,1,'\0');
wxString s2 = wxT("bcdefgABCDEFG");
s2.insert(2,1,'\0');
s2.insert(7,1,'\0');
s2.insert(12,1,'\0');
CPPUNIT_ASSERT( s1.substr( 0, 17 ) == s1 );
CPPUNIT_ASSERT( s1.substr( 1, 17 ) == s2 );
CPPUNIT_ASSERT( s1.substr( 1, 20 ) == s2 );
CPPUNIT_ASSERT( s1.substr( 17, 30 ) == wxT("") );
}
#if wxUSE_STD_STRING
void StdStringTestCase::StdConversion()
{
std::string strStd("std::string value");
wxStdWideString strStdWide(L"std::wstring value");
wxString s1(strStd);
CPPUNIT_ASSERT_EQUAL( "std::string value", s1 );
wxString s2(strStdWide);
CPPUNIT_ASSERT_EQUAL( "std::wstring value", s2 );
wxString s3;
s3 = strStd;
CPPUNIT_ASSERT_EQUAL( "std::string value", s3 );
s3 = strStdWide;
CPPUNIT_ASSERT_EQUAL( "std::wstring value", s3 );
wxString s4("hello");
// notice that implicit wxString -> std::string conversion is only
// available in wxUSE_STL case, because it conflicts with conversion to
// const char*/wchar_t*
#if wxUSE_STL
std::string s5 = s4;
#else
std::string s5 = s4.ToStdString();
#endif
CPPUNIT_ASSERT_EQUAL( "hello", s5 );
#if wxUSE_STL
wxStdWideString s6 = s4;
#else
wxStdWideString s6 = s4.ToStdWstring();
#endif
CPPUNIT_ASSERT_EQUAL( "hello", s6 );
std::string s7(s4);
CPPUNIT_ASSERT( s7 == "hello" );
wxStdWideString s8(s4);
CPPUNIT_ASSERT( s8 == "hello" );
std::string s9("\xF0\x9F\x90\xB1\0\xE7\x8C\xAB", 9); /* U+1F431 U+0000 U+732B */
wxString s10 = wxString::FromUTF8(s9);
CPPUNIT_ASSERT_EQUAL( s9, s10.ToStdString(wxConvUTF8) );
std::string s11("xyz\0\xFF", 5); /* an invalid UTF-8 sequence */
CPPUNIT_ASSERT_EQUAL( wxString::FromUTF8(s11), "" );
}
#endif // wxUSE_STD_STRING
void StdStringTestCase::StdAlgo()
{
// Unfortunately this currently doesn't work with libc++ in C++11 mode, see
// comment near iter_swap() definition in wx/string.h.
#if __cplusplus < 201103L || !defined(_LIBCPP_VERSION)
wxString s("AB");
std::reverse(s.begin(), s.end());
CPPUNIT_ASSERT_EQUAL( "BA", s );
#else
wxLogWarning("Skipping std::reverse() test broken with C++11/libc++");
#endif
}
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