mrw-cxx/mrw/stdext_test.cpp

/** @file

    $Id$

    $Date$
    $Author$

    @copy © Marc Wäckerlin
    @license LGPL, see file <a href="license.html">COPYING</a>

    $Log$
    Revision 1.3  2004/12/20 13:23:00  marc
    new tests for string exceptions

    Revision 1.2  2004/10/13 11:19:22  marc
    remove stdout, print stack trace

    Revision 1.1  2004/10/07 09:31:30  marc
    new feature


*/
#include <mrw/string.hpp>
#include <mrw/list.hpp>
#include <mrw/vector.hpp>
#include <mrw/deque.hpp>
#include <mrw/set.hpp>
#include <mrw/map.hpp>
#include <mrw/multiset.hpp>
#include <mrw/multimap.hpp>
#include <mrw/stacktrace.hpp>
#include <cppunit/TestFixture.h>
#include <cppunit/ui/text/TestRunner.h>
#include <cppunit/extensions/HelperMacros.h>
#include <cppunit/extensions/TestFactoryRegistry.h>

class StdExtTest: public CppUnit::TestFixture { 
public:
  void StringConv() {
    std::string s("Integer=");
    int i(4);
    CPPUNIT_ASSERT(s+mrw::string(i) == "Integer=4");
  }
  void StringShift() {
    std::string s("Integer=");
    int i(4);
    CPPUNIT_ASSERT((s<<i<<" test "<<4<<(long)5<<" xx") == "Integer=4 test 45 xx");
    int i2 = 0;
    std::string s2, s3;
    s>>s2>>s3>>i2;
    CPPUNIT_ASSERT(s2=="Integer=4");
    CPPUNIT_ASSERT(s3=="test");
    CPPUNIT_ASSERT(i2==45);
    CPPUNIT_ASSERT(s==" xx");
    s2=""; s3="";
    s>>s2;
    CPPUNIT_ASSERT(s2=="xx");
    CPPUNIT_ASSERT(s=="");
  }
  void StringAdd() {
    std::string s;
    s=s+(signed short)1+(signed int)2+(signed long)3+(signed char)'A'+
      (unsigned short)1+(unsigned int)2+(unsigned long)3+(unsigned char)'A'+'c';
    CPPUNIT_ASSERT(s=="1236512365c");
    s=(signed short)-4+s;
    s=(signed int)5+s;
    s=(signed long)6+s;
    s=(signed char)8+s;
    s=(unsigned short)4+s;
    s=(unsigned int)5+s;
    s=(unsigned long)6+s;
    s=(unsigned char)8+s;
    s='a'+s;
    CPPUNIT_ASSERT(s=="a8654865-41236512365c");
    s+=(signed short)-4;
    s+=(signed int)5  ;
    s+=(signed long)6;
    s+=(signed char)8  ;
    s+=(unsigned short)4;
    s+=(unsigned int)5  ;
    s+=(unsigned long)6;
    s+=(unsigned char)8  ;
    s+='a';
    CPPUNIT_ASSERT(s=="a8654865-41236512365c-45684568a");
  }
  void ListShift() {
    std::list<int> l;
    l<<1<<2<<3<<4<<5<<6<<7<<8;
    int i1(0), i2(0), i3(0), i4(0);
    l>>i1>>i2>>i3>>i4;
    // now: i1==1 i2==2 i3==3 i4==4 l=={5, 6, 7, 8}
    CPPUNIT_ASSERT(i1==1 && i2==2 && i3==3 && i4==4);
    CPPUNIT_ASSERT(l.size()==4);
    for (int i=0; i<4; (l.pop_front(), ++i)) {
      CPPUNIT_ASSERT(l.front()==i+5);
    }
    bool exc(false);
    try {
      l>>i1;
    } catch (mrw::length_error&) {
      exc=true;
    }
    CPPUNIT_ASSERT(exc);
  }
  void VectorShift() {
    std::vector<int> l;
    l<<1<<2<<3<<4<<5<<6<<7<<8;
    int i1(0), i2(0), i3(0), i4(0);
    l>>i1>>i2>>i3>>i4;
    // now: i1==1 i2==2 i3==3 i4==4 l=={5, 6, 7, 8}
    CPPUNIT_ASSERT(i1==1 && i2==2 && i3==3 && i4==4);
    CPPUNIT_ASSERT(l.size()==4);
    for (int i=0; i<4; (l.erase(l.begin()), ++i)) {
      CPPUNIT_ASSERT(l.front()==i+5);
    }
    bool exc(false);
    try {
      l>>i1;
    } catch (mrw::length_error&) {
      exc=true;
    }
    CPPUNIT_ASSERT(exc);
  }
  void DequeShift() {
    std::deque<int> l;
    l<<1<<2<<3<<4<<5<<6<<7<<8;
    int i1(0), i2(0), i3(0), i4(0);
    l>>i1>>i2>>i3>>i4;
    // now: i1==1 i2==2 i3==3 i4==4 l=={5, 6, 7, 8}
    CPPUNIT_ASSERT(i1==1 && i2==2 && i3==3 && i4==4);
    CPPUNIT_ASSERT(l.size()==4);
    for (int i=0; i<4; (l.erase(l.begin()), ++i)) {
      CPPUNIT_ASSERT(l.front()==i+5);
    }
    bool exc(false);
    try {
      l>>i1;
    } catch (mrw::length_error&) {
      exc=true;
    }
    CPPUNIT_ASSERT(exc);
  }
  void SetShift() {
    std::set<int> s;
    bool exc(false);
    try {
      s<<1<<2<<3<<4<<5<<6<<7<<8<<8;
    } catch (mrw::invalid_argument& e) {
      mrw::StackTrace::createSymtable();
      exc=true;
    }
    CPPUNIT_ASSERT(exc);
    int i1(0), i2(0), i3(0), i4(0);
    s>>i1>>i2>>i3>>i4;
    // now: i1==1 i2==2 i3==3 i4==4 s=={5, 6, 7, 8}
    CPPUNIT_ASSERT(i1==1 && i2==2 && i3==3 && i4==4);
    CPPUNIT_ASSERT(s.size()==4);
    for (int i=0; i<4; ++i) {
      CPPUNIT_ASSERT(s.find(i+5)!=s.end());
    }
    s.erase(s.begin(), s.end());
    exc=false;
    try {
      s>>i1;
    } catch (mrw::length_error&) {
      exc=true;
    }
    CPPUNIT_ASSERT(exc);
  }
  void MapShift() {
    std::map<int, std::string> s;
    bool exc(false);
    try {
      s<<std::make_pair(1, std::string("one"))
       <<std::make_pair(2, std::string("two"))
       <<std::make_pair(2, std::string("two"));
    } catch (mrw::invalid_argument& e) {
      exc=true;
    }
    CPPUNIT_ASSERT(exc);
    std::pair<int, std::string> i1, i2;
    s>>i1>>i2;
    // now: i1==1 i2==2 i3==3 i4==4 s=={5, 6, 7, 8}
    CPPUNIT_ASSERT(i1==std::make_pair(1, std::string("one")) &&
                   i2==std::make_pair(2, std::string("two")));
    CPPUNIT_ASSERT(s.size()==0);
    exc=false;
    try {
      s>>i1;
    } catch (mrw::length_error&) {
      exc=true;
    }
    CPPUNIT_ASSERT(exc);
  }
  void MultisetShift() {
    std::multiset<int> s;
    s<<1<<2<<3<<4<<5<<6<<7<<8<<9;
    int i1(0), i2(0), i3(0), i4(0);
    s>>i1>>i2>>i3>>i4;
    // now: i1==1 i2==2 i3==3 i4==4 s=={5, 6, 7, 8}
    CPPUNIT_ASSERT(i1==1 && i2==2 && i3==3 && i4==4);
    CPPUNIT_ASSERT(s.size()==5);
    for (int i=0; i<5; ++i) {
      CPPUNIT_ASSERT(s.find(i+5)!=s.end());
    }
    s.erase(s.begin(), s.end());
    bool exc(false);
    try {
      s>>i1;
    } catch (mrw::length_error&) {
      exc=true;
    }
    CPPUNIT_ASSERT(exc);
  }
  void MultimapShift() {
    std::multimap<int, std::string> s;
    s<<std::make_pair(1, std::string("one"))
     <<std::make_pair(2, std::string("two"))
     <<std::make_pair(2, std::string("two"));
    std::pair<int, std::string> i1, i2;
    s>>i1>>i2;
    // now: i1==1 i2==2 i3==3 i4==4 s=={5, 6, 7, 8}
    CPPUNIT_ASSERT(i1==std::make_pair(1, std::string("one")) &&
                   i2==std::make_pair(2, std::string("two")));
    CPPUNIT_ASSERT(s.size()==1);
    s>>i1;
    CPPUNIT_ASSERT(i1==std::make_pair(2, std::string("two")));
    bool exc(false);
    try {
      s>>i1;
    } catch (mrw::length_error&) {
      exc=true;
    }
    CPPUNIT_ASSERT(exc);
  }
  void StringException1() {
    std::string s("Hello World");
    int hello;
    s>>hello; // not an int, exception expected
  }
  void StringException2() {
    std::string s("Hello World");
    mrw::to<int>(s); // not an int, exception expected
  }
  CPPUNIT_TEST_SUITE(StdExtTest);
  CPPUNIT_TEST(StringConv);
  CPPUNIT_TEST(StringShift);
  CPPUNIT_TEST(StringAdd);
  CPPUNIT_TEST(ListShift);
  CPPUNIT_TEST(VectorShift);
  CPPUNIT_TEST(DequeShift);
  CPPUNIT_TEST(SetShift);
  CPPUNIT_TEST(MapShift);
  CPPUNIT_TEST(MultisetShift);
  CPPUNIT_TEST(MultimapShift);
  CPPUNIT_TEST_EXCEPTION(StringException1, mrw::invalid_argument);
  CPPUNIT_TEST_EXCEPTION(StringException2, mrw::invalid_argument);
  CPPUNIT_TEST_SUITE_END();
};
CPPUNIT_TEST_SUITE_REGISTRATION(StdExtTest);

int main() {
  CppUnit::TextUi::TestRunner runner;
  runner.addTest(CppUnit::TestFactoryRegistry::getRegistry().makeTest());
  return runner.run() ? 0 : 1;
}