wxWidgets/tests/cmdline/cmdlinetest.cpp
2018-09-22 14:44:07 +02:00

407 lines
15 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: tests/cmdline/cmdlinetest.cpp
// Purpose: wxCmdLineParser unit test
// Author: Vadim Zeitlin
// Created: 2008-04-12
// Copyright: (c) 2008 Vadim Zeitlin <vadim@wxwidgets.org>
///////////////////////////////////////////////////////////////////////////////
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#include "testprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#endif // WX_PRECOMP
#include "wx/cmdline.h"
#include "wx/msgout.h"
#include "wx/scopeguard.h"
#include "testdate.h"
// --------------------------------------------------------------------------
// test class
// --------------------------------------------------------------------------
class CmdLineTestCase : public CppUnit::TestCase
{
public:
CmdLineTestCase() {}
private:
CPPUNIT_TEST_SUITE( CmdLineTestCase );
CPPUNIT_TEST( ConvertStringTestCase );
CPPUNIT_TEST( ParseSwitches );
CPPUNIT_TEST( ArgumentsCollection );
CPPUNIT_TEST( Usage );
CPPUNIT_TEST( Found );
CPPUNIT_TEST_SUITE_END();
void ConvertStringTestCase();
void ParseSwitches();
void ArgumentsCollection();
void Usage();
void Found();
wxDECLARE_NO_COPY_CLASS(CmdLineTestCase);
};
// register in the unnamed registry so that these tests are run by default
CPPUNIT_TEST_SUITE_REGISTRATION( CmdLineTestCase );
// also include in its own registry so that these tests can be run alone
CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( CmdLineTestCase, "CmdLineTestCase" );
// Use this macro to compare a wxArrayString with the pipe-separated elements
// of the given string
//
// NB: it's a macro and not a function to have the correct line numbers in the
// test failure messages
#define WX_ASSERT_STRARRAY_EQUAL(s, a) \
{ \
wxArrayString expected(wxSplit(s, '|', '\0')); \
\
CPPUNIT_ASSERT_EQUAL( expected.size(), a.size() ); \
\
for ( size_t n = 0; n < a.size(); n++ ) \
{ \
CPPUNIT_ASSERT_EQUAL( expected[n], a[n] ); \
} \
}
// ============================================================================
// implementation
// ============================================================================
void CmdLineTestCase::ConvertStringTestCase()
{
#define WX_ASSERT_DOS_ARGS_EQUAL(s, args) \
{ \
const wxArrayString \
argsDOS(wxCmdLineParser::ConvertStringToArgs(args, \
wxCMD_LINE_SPLIT_DOS)); \
WX_ASSERT_STRARRAY_EQUAL(s, argsDOS); \
}
#define WX_ASSERT_UNIX_ARGS_EQUAL(s, args) \
{ \
const wxArrayString \
argsUnix(wxCmdLineParser::ConvertStringToArgs(args, \
wxCMD_LINE_SPLIT_UNIX)); \
WX_ASSERT_STRARRAY_EQUAL(s, argsUnix); \
}
#define WX_ASSERT_ARGS_EQUAL(s, args) \
WX_ASSERT_DOS_ARGS_EQUAL(s, args) \
WX_ASSERT_UNIX_ARGS_EQUAL(s, args)
// normal cases
WX_ASSERT_ARGS_EQUAL( "foo", "foo" )
WX_ASSERT_ARGS_EQUAL( "foo bar", "\"foo bar\"" )
WX_ASSERT_ARGS_EQUAL( "foo|bar", "foo bar" )
WX_ASSERT_ARGS_EQUAL( "foo|bar|baz", "foo bar baz" )
WX_ASSERT_ARGS_EQUAL( "foo|bar baz", "foo \"bar baz\"" )
// special cases
WX_ASSERT_ARGS_EQUAL( "", "" )
WX_ASSERT_ARGS_EQUAL( "foo", "foo " )
WX_ASSERT_ARGS_EQUAL( "foo", "foo \t " )
WX_ASSERT_ARGS_EQUAL( "foo|bar", "foo bar " )
WX_ASSERT_ARGS_EQUAL( "foo|bar|", "foo bar \"" )
WX_ASSERT_DOS_ARGS_EQUAL( "foo|bar|\\", "foo bar \\" )
WX_ASSERT_UNIX_ARGS_EQUAL( "foo|bar|", "foo bar \\" )
WX_ASSERT_ARGS_EQUAL( "12 34", "1\"2 3\"4" );
WX_ASSERT_ARGS_EQUAL( "1|2 34", "1 \"2 3\"4" );
WX_ASSERT_ARGS_EQUAL( "1|2 3|4", "1 \"2 3\" 4" );
// check for (broken) Windows semantics: backslash doesn't escape spaces
WX_ASSERT_DOS_ARGS_EQUAL( "\\\\foo\\\\|/bar", "\"\\\\foo\\\\\" /bar" );
WX_ASSERT_DOS_ARGS_EQUAL( "foo|bar\\|baz", "foo bar\\ baz" );
WX_ASSERT_DOS_ARGS_EQUAL( "foo|bar\\\"baz", "foo \"bar\\\"baz\"" );
// check for more sane Unix semantics: backslash does escape spaces and
// quotes
WX_ASSERT_UNIX_ARGS_EQUAL( "foo|bar baz", "foo bar\\ baz" );
WX_ASSERT_UNIX_ARGS_EQUAL( "foo|bar\"baz", "foo \"bar\\\"baz\"" );
// check that single quotes work too with Unix semantics
WX_ASSERT_UNIX_ARGS_EQUAL( "foo bar", "'foo bar'" )
WX_ASSERT_UNIX_ARGS_EQUAL( "foo|bar baz", "foo 'bar baz'" )
WX_ASSERT_UNIX_ARGS_EQUAL( "foo|bar baz", "foo 'bar baz'" )
WX_ASSERT_UNIX_ARGS_EQUAL( "O'Henry", "\"O'Henry\"" )
WX_ASSERT_UNIX_ARGS_EQUAL( "O'Henry", "O\\'Henry" )
#undef WX_ASSERT_DOS_ARGS_EQUAL
#undef WX_ASSERT_UNIX_ARGS_EQUAL
#undef WX_ASSERT_ARGS_EQUAL
}
void CmdLineTestCase::ParseSwitches()
{
// install a dummy message output object just suppress error messages from
// wxCmdLineParser::Parse()
class NoMessageOutput : public wxMessageOutput
{
public:
virtual void Output(const wxString& WXUNUSED(str)) wxOVERRIDE { }
} noMessages;
wxMessageOutput * const old = wxMessageOutput::Set(&noMessages);
wxON_BLOCK_EXIT1( wxMessageOutput::Set, old );
wxCmdLineParser p;
p.AddSwitch("a");
p.AddSwitch("b");
p.AddSwitch("c");
p.AddSwitch("d");
p.AddSwitch("n", "neg", "Switch that can be negated",
wxCMD_LINE_SWITCH_NEGATABLE);
p.SetCmdLine("");
CPPUNIT_ASSERT_EQUAL(0, p.Parse(false) );
CPPUNIT_ASSERT( !p.Found("a") );
p.SetCmdLine("-z");
CPPUNIT_ASSERT( p.Parse(false) != 0 );
p.SetCmdLine("-a");
CPPUNIT_ASSERT_EQUAL(0, p.Parse(false) );
CPPUNIT_ASSERT( p.Found("a") );
CPPUNIT_ASSERT( !p.Found("b") );
p.SetCmdLine("-a -d");
CPPUNIT_ASSERT_EQUAL(0, p.Parse(false) );
CPPUNIT_ASSERT( p.Found("a") );
CPPUNIT_ASSERT( !p.Found("b") );
CPPUNIT_ASSERT( !p.Found("c") );
CPPUNIT_ASSERT( p.Found("d") );
p.SetCmdLine("-abd");
CPPUNIT_ASSERT_EQUAL(0, p.Parse(false) );
CPPUNIT_ASSERT( p.Found("a") );
CPPUNIT_ASSERT( p.Found("b") );
CPPUNIT_ASSERT( !p.Found("c") );
CPPUNIT_ASSERT( p.Found("d") );
p.SetCmdLine("-abdz");
CPPUNIT_ASSERT( p.Parse(false) != 0 );
p.SetCmdLine("-ab -cd");
CPPUNIT_ASSERT_EQUAL(0, p.Parse(false) );
CPPUNIT_ASSERT( p.Found("a") );
CPPUNIT_ASSERT( p.Found("b") );
CPPUNIT_ASSERT( p.Found("c") );
CPPUNIT_ASSERT( p.Found("d") );
p.SetCmdLine("-da");
CPPUNIT_ASSERT_EQUAL(0, p.Parse(false) );
CPPUNIT_ASSERT( p.Found("a") );
CPPUNIT_ASSERT( !p.Found("b") );
CPPUNIT_ASSERT( !p.Found("c") );
CPPUNIT_ASSERT( p.Found("d") );
p.SetCmdLine("-n");
CPPUNIT_ASSERT_EQUAL(0, p.Parse(false) );
CPPUNIT_ASSERT_EQUAL(wxCMD_SWITCH_NOT_FOUND, p.FoundSwitch("a") );
CPPUNIT_ASSERT_EQUAL(wxCMD_SWITCH_ON, p.FoundSwitch("n") );
p.SetCmdLine("-n-");
CPPUNIT_ASSERT_EQUAL(0, p.Parse(false) );
CPPUNIT_ASSERT_EQUAL(wxCMD_SWITCH_OFF, p.FoundSwitch("neg") );
p.SetCmdLine("--neg");
CPPUNIT_ASSERT_EQUAL(0, p.Parse(false) );
CPPUNIT_ASSERT_EQUAL(wxCMD_SWITCH_ON, p.FoundSwitch("neg") );
p.SetCmdLine("--neg-");
CPPUNIT_ASSERT_EQUAL(0, p.Parse(false) );
CPPUNIT_ASSERT_EQUAL(wxCMD_SWITCH_OFF, p.FoundSwitch("n") );
}
void CmdLineTestCase::ArgumentsCollection()
{
wxCmdLineParser p;
p.AddLongSwitch ("verbose");
p.AddOption ("l", "long", wxEmptyString, wxCMD_LINE_VAL_NUMBER);
p.AddOption ("d", "date", wxEmptyString, wxCMD_LINE_VAL_DATE);
p.AddOption ("f", "double", wxEmptyString, wxCMD_LINE_VAL_DOUBLE);
p.AddOption ("s", "string", wxEmptyString, wxCMD_LINE_VAL_STRING);
p.AddParam (wxEmptyString, wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_MULTIPLE);
wxDateTime wasNow = wxDateTime::Now().GetDateOnly();
p.SetCmdLine (wxString::Format ("--verbose param1 -l 22 -d \"%s\" -f 50.12e-1 param2 --string \"some string\"",
wasNow.FormatISODate()));
CPPUNIT_ASSERT_EQUAL(0, p.Parse(false) );
wxCmdLineArgs::const_iterator itargs = p.GetArguments().begin();
// --verbose
CPPUNIT_ASSERT_EQUAL(wxCMD_LINE_SWITCH, itargs->GetKind());
CPPUNIT_ASSERT_EQUAL("verbose", itargs->GetLongName());
CPPUNIT_ASSERT_EQUAL(false, itargs->IsNegated());
// param1
++itargs; // pre incrementation test
CPPUNIT_ASSERT_EQUAL(wxCMD_LINE_PARAM, itargs->GetKind());
CPPUNIT_ASSERT_EQUAL("param1", itargs->GetStrVal());
// -l 22
itargs++; // post incrementation test
CPPUNIT_ASSERT_EQUAL(wxCMD_LINE_OPTION, itargs->GetKind());
CPPUNIT_ASSERT_EQUAL(wxCMD_LINE_VAL_NUMBER, itargs->GetType());
CPPUNIT_ASSERT_EQUAL("l", itargs->GetShortName());
CPPUNIT_ASSERT_EQUAL(22, itargs->GetLongVal());
// -d (some date)
++itargs;
CPPUNIT_ASSERT_EQUAL(wxCMD_LINE_OPTION, itargs->GetKind());
CPPUNIT_ASSERT_EQUAL(wxCMD_LINE_VAL_DATE, itargs->GetType());
CPPUNIT_ASSERT_EQUAL("d", itargs->GetShortName());
CPPUNIT_ASSERT_EQUAL(wasNow, itargs->GetDateVal());
// -f 50.12e-1
++itargs;
CPPUNIT_ASSERT_EQUAL(wxCMD_LINE_OPTION, itargs->GetKind());
CPPUNIT_ASSERT_EQUAL(wxCMD_LINE_VAL_DOUBLE, itargs->GetType());
CPPUNIT_ASSERT_EQUAL("f", itargs->GetShortName());
CPPUNIT_ASSERT_DOUBLES_EQUAL(50.12e-1, itargs->GetDoubleVal(), 0.000001);
// param2
++itargs;
CPPUNIT_ASSERT_EQUAL (wxCMD_LINE_PARAM, itargs->GetKind());
CPPUNIT_ASSERT_EQUAL ("param2", itargs->GetStrVal());
// --string "some string"
++itargs;
CPPUNIT_ASSERT_EQUAL(wxCMD_LINE_OPTION, itargs->GetKind());
CPPUNIT_ASSERT_EQUAL(wxCMD_LINE_VAL_STRING, itargs->GetType());
CPPUNIT_ASSERT_EQUAL("s", itargs->GetShortName());
CPPUNIT_ASSERT_EQUAL("string", itargs->GetLongName());
CPPUNIT_ASSERT_EQUAL("some string", itargs->GetStrVal());
// testing pre and post-increment
--itargs;
itargs--;
CPPUNIT_ASSERT_EQUAL(wxCMD_LINE_VAL_DOUBLE, itargs->GetType());
++itargs;++itargs;++itargs;
CPPUNIT_ASSERT(itargs == p.GetArguments().end());
}
void CmdLineTestCase::Usage()
{
// check that Usage() returns roughly what we expect (don't check all the
// details, its format can change in the future)
static const wxCmdLineEntryDesc desc[] =
{
{ wxCMD_LINE_USAGE_TEXT, NULL, NULL, "Verbosity options" },
{ wxCMD_LINE_SWITCH, "v", "verbose", "be verbose" },
{ wxCMD_LINE_SWITCH, "q", "quiet", "be quiet" },
{ wxCMD_LINE_USAGE_TEXT, NULL, NULL, "Output options" },
{ wxCMD_LINE_OPTION, "o", "output", "output file" },
{ wxCMD_LINE_OPTION, "s", "size", "output block size", wxCMD_LINE_VAL_NUMBER },
{ wxCMD_LINE_OPTION, "d", "date", "output file date", wxCMD_LINE_VAL_DATE },
{ wxCMD_LINE_OPTION, "f", "double", "output double", wxCMD_LINE_VAL_DOUBLE },
{ wxCMD_LINE_PARAM, NULL, NULL, "input file", },
{ wxCMD_LINE_USAGE_TEXT, NULL, NULL, "\nEven more usage text" },
{ wxCMD_LINE_NONE }
};
wxCmdLineParser p(desc);
const wxArrayString usageLines = wxSplit(p.GetUsageString(), '\n');
enum
{
Line_Synopsis,
Line_Text_Verbosity,
Line_Verbose,
Line_Quiet,
Line_Text_Output,
Line_Output_File,
Line_Output_Size,
Line_Output_Date,
Line_Output_Double,
Line_Text_Dummy1,
Line_Text_Dummy2,
Line_Last,
Line_Max
};
CPPUNIT_ASSERT_EQUAL((size_t)Line_Max, usageLines.size());
CPPUNIT_ASSERT_EQUAL("Verbosity options", usageLines[Line_Text_Verbosity]);
CPPUNIT_ASSERT_EQUAL("", usageLines[Line_Text_Dummy1]);
CPPUNIT_ASSERT_EQUAL("Even more usage text", usageLines[Line_Text_Dummy2]);
CPPUNIT_ASSERT_EQUAL("", usageLines[Line_Last]);
}
void CmdLineTestCase::Found()
{
static const wxCmdLineEntryDesc desc[] =
{
{ wxCMD_LINE_SWITCH, "v", "verbose", "be verbose" },
{ wxCMD_LINE_OPTION, "o", "output", "output file" },
{ wxCMD_LINE_OPTION, "s", "size", "output block size", wxCMD_LINE_VAL_NUMBER },
{ wxCMD_LINE_OPTION, "d", "date", "output file date", wxCMD_LINE_VAL_DATE },
{ wxCMD_LINE_OPTION, "f", "double", "output double", wxCMD_LINE_VAL_DOUBLE },
{ wxCMD_LINE_PARAM, NULL, NULL, "input file", },
{ wxCMD_LINE_NONE }
};
wxCmdLineParser p(desc);
p.SetCmdLine ("-v --output hello -s 2 --date=2014-02-17 -f 0.2 input-file.txt");
CPPUNIT_ASSERT(p.Parse() == 0);
wxString dummys;
wxDateTime dummydate;
long dummyl;
double dummyd;
// now verify that any option/switch badly queried actually generates an exception
WX_ASSERT_FAILS_WITH_ASSERT(p.Found("v", &dummyd));
WX_ASSERT_FAILS_WITH_ASSERT(p.Found("v", &dummydate));
WX_ASSERT_FAILS_WITH_ASSERT(p.Found("v", &dummyl));
WX_ASSERT_FAILS_WITH_ASSERT(p.Found("v", &dummys));
CPPUNIT_ASSERT(p.FoundSwitch("v") != wxCMD_SWITCH_NOT_FOUND);
CPPUNIT_ASSERT(p.Found("v"));
WX_ASSERT_FAILS_WITH_ASSERT(p.Found("o", &dummyd));
WX_ASSERT_FAILS_WITH_ASSERT(p.Found("o", &dummydate));
WX_ASSERT_FAILS_WITH_ASSERT(p.Found("o", &dummyl));
WX_ASSERT_FAILS_WITH_ASSERT(p.FoundSwitch("o"));
CPPUNIT_ASSERT(p.Found("o", &dummys));
CPPUNIT_ASSERT(p.Found("o"));
WX_ASSERT_FAILS_WITH_ASSERT(p.Found("s", &dummyd));
WX_ASSERT_FAILS_WITH_ASSERT(p.Found("s", &dummydate));
WX_ASSERT_FAILS_WITH_ASSERT(p.Found("s", &dummys));
WX_ASSERT_FAILS_WITH_ASSERT(p.FoundSwitch("s"));
CPPUNIT_ASSERT(p.Found("s", &dummyl));
CPPUNIT_ASSERT(p.Found("s"));
WX_ASSERT_FAILS_WITH_ASSERT(p.Found("d", &dummyd));
WX_ASSERT_FAILS_WITH_ASSERT(p.Found("d", &dummyl));
WX_ASSERT_FAILS_WITH_ASSERT(p.Found("d", &dummys));
WX_ASSERT_FAILS_WITH_ASSERT(p.FoundSwitch("d"));
CPPUNIT_ASSERT(p.Found("d", &dummydate));
CPPUNIT_ASSERT(p.Found("d"));
WX_ASSERT_FAILS_WITH_ASSERT(p.Found("f", &dummydate));
WX_ASSERT_FAILS_WITH_ASSERT(p.Found("f", &dummyl));
WX_ASSERT_FAILS_WITH_ASSERT(p.Found("f", &dummys));
WX_ASSERT_FAILS_WITH_ASSERT(p.FoundSwitch("f"));
CPPUNIT_ASSERT(p.Found("f", &dummyd));
CPPUNIT_ASSERT(p.Found("f"));
}