e3778b4d9c
Changed several occurrences of "it's" where "its" is meant, as well as a few other minor typos. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@67656 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
273 lines
8.7 KiB
C++
273 lines
8.7 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: tests/strings/strings.cpp
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// Purpose: wxStringTokenizer unit test
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// Author: Vadim Zeitlin
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// Created: 2005-12-20 (extacted from strings.cpp)
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// RCS-ID: $Id$
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// Copyright: (c) 2004-2005 Vadim Zeitlin
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///////////////////////////////////////////////////////////////////////////////
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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#include "testprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#ifndef WX_PRECOMP
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#include "wx/wx.h"
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#endif // WX_PRECOMP
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#include "wx/tokenzr.h"
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// ----------------------------------------------------------------------------
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// test class
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// ----------------------------------------------------------------------------
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class TokenizerTestCase : public CppUnit::TestCase
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{
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public:
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TokenizerTestCase() { }
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private:
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CPPUNIT_TEST_SUITE( TokenizerTestCase );
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CPPUNIT_TEST( GetCount );
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CPPUNIT_TEST( GetPosition );
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CPPUNIT_TEST( GetString );
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CPPUNIT_TEST( LastDelimiter );
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CPPUNIT_TEST( StrtokCompat );
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CPPUNIT_TEST_SUITE_END();
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void GetCount();
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void GetPosition();
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void GetString();
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void LastDelimiter();
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void StrtokCompat();
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DECLARE_NO_COPY_CLASS(TokenizerTestCase)
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};
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// register in the unnamed registry so that these tests are run by default
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CPPUNIT_TEST_SUITE_REGISTRATION( TokenizerTestCase );
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// also include in its own registry so that these tests can be run alone
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CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( TokenizerTestCase, "TokenizerTestCase" );
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// ----------------------------------------------------------------------------
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// test data
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// ----------------------------------------------------------------------------
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static const struct TokenizerTestData
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{
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// the string to tokenize
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const wxChar *str;
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// the delimiters to use
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const wxChar *delims;
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// the tokenizer mode
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wxStringTokenizerMode mode;
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// expected number of tokens
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size_t count;
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}
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gs_testData[] =
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{
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{ wxT(""), wxT(" "), wxTOKEN_DEFAULT, 0 },
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{ wxT(""), wxT(" "), wxTOKEN_RET_EMPTY, 0 },
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{ wxT(""), wxT(" "), wxTOKEN_RET_EMPTY_ALL, 0 },
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{ wxT(""), wxT(" "), wxTOKEN_RET_DELIMS, 0 },
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{ wxT(":"), wxT(":"), wxTOKEN_RET_EMPTY, 1 },
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{ wxT(":"), wxT(":"), wxTOKEN_RET_DELIMS, 1 },
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{ wxT(":"), wxT(":"), wxTOKEN_RET_EMPTY_ALL, 2 },
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{ wxT("::"), wxT(":"), wxTOKEN_RET_EMPTY, 1 },
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{ wxT("::"), wxT(":"), wxTOKEN_RET_DELIMS, 1 },
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{ wxT("::"), wxT(":"), wxTOKEN_RET_EMPTY_ALL, 3 },
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{ wxT("Hello, world"), wxT(" "), wxTOKEN_DEFAULT, 2 },
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{ wxT("Hello, world "), wxT(" "), wxTOKEN_DEFAULT, 2 },
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{ wxT("Hello, world"), wxT(","), wxTOKEN_DEFAULT, 2 },
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{ wxT("Hello, world!"), wxT(",!"), wxTOKEN_DEFAULT, 2 },
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{ wxT("Hello,, world!"), wxT(",!"), wxTOKEN_DEFAULT, 3 },
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{ wxT("Hello,, world!"), wxT(",!"), wxTOKEN_STRTOK, 2 },
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{ wxT("Hello, world!"), wxT(",!"), wxTOKEN_RET_EMPTY_ALL, 3 },
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{ wxT("username:password:uid:gid:gecos:home:shell"),
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wxT(":"), wxTOKEN_DEFAULT, 7 },
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{ wxT("1:2::3:"), wxT(":"), wxTOKEN_DEFAULT, 4 },
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{ wxT("1:2::3:"), wxT(":"), wxTOKEN_RET_EMPTY, 4 },
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{ wxT("1:2::3:"), wxT(":"), wxTOKEN_RET_EMPTY_ALL, 5 },
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{ wxT("1:2::3:"), wxT(":"), wxTOKEN_RET_DELIMS, 4 },
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{ wxT("1:2::3:"), wxT(":"), wxTOKEN_STRTOK, 3 },
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{ wxT("1:2::3::"), wxT(":"), wxTOKEN_DEFAULT, 4 },
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{ wxT("1:2::3::"), wxT(":"), wxTOKEN_RET_EMPTY, 4 },
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{ wxT("1:2::3::"), wxT(":"), wxTOKEN_RET_EMPTY_ALL, 6 },
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{ wxT("1:2::3::"), wxT(":"), wxTOKEN_RET_DELIMS, 4 },
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{ wxT("1:2::3::"), wxT(":"), wxTOKEN_STRTOK, 3 },
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{ wxT("1 \t3\t4 6 "), wxDEFAULT_DELIMITERS, wxTOKEN_DEFAULT, 4 },
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{ wxT("1 \t3\t4 6 "), wxDEFAULT_DELIMITERS, wxTOKEN_STRTOK, 4 },
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{ wxT("1 \t3\t4 6 "), wxDEFAULT_DELIMITERS, wxTOKEN_RET_EMPTY, 6 },
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{ wxT("1 \t3\t4 6 "), wxDEFAULT_DELIMITERS, wxTOKEN_RET_EMPTY_ALL, 9 },
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{ wxT("01/02/99"), wxT("/-"), wxTOKEN_DEFAULT, 3 },
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{ wxT("01-02/99"), wxT("/-"), wxTOKEN_RET_DELIMS, 3 },
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};
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// helper function returning the string showing the index for which the test
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// fails in the diagnostic message
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static std::string Nth(size_t n)
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{
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return std::string(wxString::Format(wxT("for loop index %lu"),
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(unsigned long)n).mb_str());
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}
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// ----------------------------------------------------------------------------
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// the tests
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// ----------------------------------------------------------------------------
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void TokenizerTestCase::GetCount()
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{
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for ( size_t n = 0; n < WXSIZEOF(gs_testData); n++ )
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{
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const TokenizerTestData& ttd = gs_testData[n];
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wxStringTokenizer tkz(ttd.str, ttd.delims, ttd.mode);
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CPPUNIT_ASSERT_EQUAL_MESSAGE( Nth(n), ttd.count, tkz.CountTokens() );
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size_t count = 0;
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while ( tkz.HasMoreTokens() )
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{
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tkz.GetNextToken();
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count++;
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}
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CPPUNIT_ASSERT_EQUAL_MESSAGE( Nth(n), ttd.count, count );
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}
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}
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// call this with the string to tokenize, delimeters to use and the expected
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// positions (i.e. results of GetPosition()) after each GetNextToken() call,
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// terminate positions with 0
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static void
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DoTestGetPosition(const wxChar *s, const wxChar *delims, int pos, ...)
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{
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wxStringTokenizer tkz(s, delims);
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CPPUNIT_ASSERT_EQUAL( (size_t)0, tkz.GetPosition() );
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va_list ap;
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va_start(ap, pos);
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for ( ;; )
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{
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if ( !pos )
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{
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CPPUNIT_ASSERT( !tkz.HasMoreTokens() );
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break;
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}
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tkz.GetNextToken();
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CPPUNIT_ASSERT_EQUAL( (size_t)pos, tkz.GetPosition() );
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pos = va_arg(ap, int);
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}
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va_end(ap);
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}
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void TokenizerTestCase::GetPosition()
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{
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DoTestGetPosition(wxT("foo"), wxT("_"), 3, 0);
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DoTestGetPosition(wxT("foo_bar"), wxT("_"), 4, 7, 0);
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DoTestGetPosition(wxT("foo_bar_"), wxT("_"), 4, 8, 0);
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}
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// helper for GetString(): the parameters are the same as for DoTestGetPosition
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// but it checks GetString() return value instead of GetPosition()
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static void
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DoTestGetString(const wxChar *s, const wxChar *delims, int pos, ...)
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{
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wxStringTokenizer tkz(s, delims);
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CPPUNIT_ASSERT_EQUAL( wxString(s), tkz.GetString() );
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va_list ap;
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va_start(ap, pos);
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for ( ;; )
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{
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if ( !pos )
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{
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CPPUNIT_ASSERT( tkz.GetString().empty() ) ;
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break;
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}
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tkz.GetNextToken();
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CPPUNIT_ASSERT_EQUAL( wxString(s + pos), tkz.GetString() );
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pos = va_arg(ap, int);
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}
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va_end(ap);
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}
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void TokenizerTestCase::GetString()
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{
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DoTestGetString(wxT("foo"), wxT("_"), 3, 0);
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DoTestGetString(wxT("foo_bar"), wxT("_"), 4, 7, 0);
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DoTestGetString(wxT("foo_bar_"), wxT("_"), 4, 8, 0);
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}
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void TokenizerTestCase::LastDelimiter()
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{
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wxStringTokenizer tkz(wxT("a+-b=c"), wxT("+-="));
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tkz.GetNextToken();
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CPPUNIT_ASSERT_EQUAL( wxT('+'), tkz.GetLastDelimiter() );
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tkz.GetNextToken();
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CPPUNIT_ASSERT_EQUAL( wxT('-'), tkz.GetLastDelimiter() );
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tkz.GetNextToken();
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CPPUNIT_ASSERT_EQUAL( wxT('='), tkz.GetLastDelimiter() );
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tkz.GetNextToken();
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CPPUNIT_ASSERT_EQUAL( wxT('\0'), tkz.GetLastDelimiter() );
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}
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void TokenizerTestCase::StrtokCompat()
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{
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for ( size_t n = 0; n < WXSIZEOF(gs_testData); n++ )
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{
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const TokenizerTestData& ttd = gs_testData[n];
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if ( ttd.mode != wxTOKEN_STRTOK )
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continue;
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#if wxUSE_UNICODE
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wxWCharBuffer
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#else
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wxCharBuffer
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#endif
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buf(ttd.str);
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wxChar *last;
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wxChar *s = wxStrtok(buf.data(), ttd.delims, &last);
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wxStringTokenizer tkz(ttd.str, ttd.delims, ttd.mode);
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while ( tkz.HasMoreTokens() )
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{
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CPPUNIT_ASSERT_EQUAL( wxString(s), tkz.GetNextToken() );
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s = wxStrtok(NULL, ttd.delims, &last);
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}
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}
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}
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