8f8d58d193
Change {DECLARE,IMPLEMENT}_*CLASS and {DECLARE,BEGIN,END}_EVENT_TABLE
occurrences to use the wx-prefixed version of the macros.
317 lines
7.8 KiB
C++
317 lines
7.8 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: tests/vectors/vectors.cpp
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// Purpose: wxVector<T> unit test
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// Author: Vaclav Slavik
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// Created: 2007-07-07
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// Copyright: (c) 2007 Vaclav Slavik
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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/vector.h"
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// ----------------------------------------------------------------------------
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// simple class capable of detecting leaks of its objects
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// ----------------------------------------------------------------------------
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class CountedObject
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{
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public:
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CountedObject(int n = 0) : m_n(n) { ms_count++; }
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CountedObject(const CountedObject& co) : m_n(co.m_n) { ms_count++; }
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~CountedObject() { ms_count--; }
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int GetValue() const { return m_n; }
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static int GetCount() { return ms_count; }
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private:
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static int ms_count;
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int m_n;
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};
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int CountedObject::ms_count = 0;
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// ----------------------------------------------------------------------------
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// simple class capable of checking its "this" pointer validity
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// ----------------------------------------------------------------------------
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class SelfPointingObject
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{
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public:
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SelfPointingObject() { m_self = this; }
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SelfPointingObject(const SelfPointingObject&) { m_self = this; }
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~SelfPointingObject() { CPPUNIT_ASSERT( this == m_self ); }
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// the assignment operator should not modify our "this" pointer so
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// implement it just to prevent the default version from doing it
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SelfPointingObject& operator=(const SelfPointingObject&) { return *this; }
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private:
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SelfPointingObject *m_self;
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};
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// ----------------------------------------------------------------------------
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// test class
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// ----------------------------------------------------------------------------
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class VectorsTestCase : public CppUnit::TestCase
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{
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public:
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VectorsTestCase() {}
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private:
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CPPUNIT_TEST_SUITE( VectorsTestCase );
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CPPUNIT_TEST( PushPopTest );
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CPPUNIT_TEST( Insert );
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CPPUNIT_TEST( Erase );
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CPPUNIT_TEST( Iterators );
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CPPUNIT_TEST( Objects );
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CPPUNIT_TEST( NonPODs );
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CPPUNIT_TEST( Resize );
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CPPUNIT_TEST( Swap );
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CPPUNIT_TEST( Sort );
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CPPUNIT_TEST_SUITE_END();
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void PushPopTest();
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void Insert();
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void Erase();
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void Iterators();
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void Objects();
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void NonPODs();
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void Resize();
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void Swap();
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void Sort();
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wxDECLARE_NO_COPY_CLASS(VectorsTestCase);
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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( VectorsTestCase );
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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( VectorsTestCase, "VectorsTestCase" );
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void VectorsTestCase::PushPopTest()
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{
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wxVector<int> v;
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CPPUNIT_ASSERT( v.size() == 0 );
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v.push_back(1);
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CPPUNIT_ASSERT( v.size() == 1 );
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v.push_back(2);
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CPPUNIT_ASSERT( v.size() == 2 );
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v.push_back(42);
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CPPUNIT_ASSERT( v.size() == 3 );
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CPPUNIT_ASSERT( v[0] == 1 );
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CPPUNIT_ASSERT( v[1] == 2 );
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CPPUNIT_ASSERT( v[2] == 42 );
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v.pop_back();
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CPPUNIT_ASSERT( v.size() == 2 );
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CPPUNIT_ASSERT( v[0] == 1 );
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CPPUNIT_ASSERT( v[1] == 2 );
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v.pop_back();
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CPPUNIT_ASSERT( v.size() == 1 );
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CPPUNIT_ASSERT( v[0] == 1 );
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v.pop_back();
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CPPUNIT_ASSERT( v.size() == 0 );
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CPPUNIT_ASSERT( v.empty() );
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wxVector<char> vEmpty;
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}
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void VectorsTestCase::Insert()
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{
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wxVector<char> v;
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v.insert(v.end(), 'a');
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CPPUNIT_ASSERT( v.size() == 1 );
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CPPUNIT_ASSERT( v[0] == 'a' );
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v.insert(v.end(), 'b');
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CPPUNIT_ASSERT( v.size() == 2 );
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CPPUNIT_ASSERT( v[0] == 'a' );
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CPPUNIT_ASSERT( v[1] == 'b' );
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v.insert(v.begin(), '0');
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CPPUNIT_ASSERT( v.size() == 3 );
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CPPUNIT_ASSERT( v[0] == '0' );
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CPPUNIT_ASSERT( v[1] == 'a' );
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CPPUNIT_ASSERT( v[2] == 'b' );
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v.insert(v.begin() + 2, 'X');
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CPPUNIT_ASSERT( v.size() == 4 );
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CPPUNIT_ASSERT( v[0] == '0' );
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CPPUNIT_ASSERT( v[1] == 'a' );
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CPPUNIT_ASSERT( v[2] == 'X' );
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CPPUNIT_ASSERT( v[3] == 'b' );
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}
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void VectorsTestCase::Erase()
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{
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wxVector<int> v;
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v.push_back(1);
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v.push_back(2);
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v.push_back(3);
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v.push_back(4);
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CPPUNIT_ASSERT( v.size() == 4 );
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v.erase(v.begin(), v.end()-1);
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CPPUNIT_ASSERT( v.size() == 1 );
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CPPUNIT_ASSERT( v[0] == 4 );
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v.clear();
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v.push_back(1);
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v.push_back(2);
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v.push_back(3);
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v.push_back(4);
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CPPUNIT_ASSERT( v.size() == 4 );
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v.erase(v.begin());
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CPPUNIT_ASSERT( v.size() == 3 );
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CPPUNIT_ASSERT( v[0] == 2 );
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CPPUNIT_ASSERT( v[1] == 3 );
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CPPUNIT_ASSERT( v[2] == 4 );
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}
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void VectorsTestCase::Iterators()
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{
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wxVector<int> v;
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v.push_back(1);
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v.push_back(2);
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v.push_back(3);
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v.push_back(4);
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int value = 1;
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for ( wxVector<int>::iterator i = v.begin(); i != v.end(); ++i, ++value )
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{
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CPPUNIT_ASSERT_EQUAL( value, *i );
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}
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}
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void VectorsTestCase::Objects()
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{
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wxVector<CountedObject> v;
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v.push_back(CountedObject(1));
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v.push_back(CountedObject(2));
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v.push_back(CountedObject(3));
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v.erase(v.begin());
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CPPUNIT_ASSERT_EQUAL( 2, v.size() );
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CPPUNIT_ASSERT_EQUAL( 2, CountedObject::GetCount() );
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v.clear();
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CPPUNIT_ASSERT_EQUAL( 0, CountedObject::GetCount() );
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}
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void VectorsTestCase::NonPODs()
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{
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wxVector<SelfPointingObject> v;
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v.push_back(SelfPointingObject());
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v.push_back(SelfPointingObject());
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v.push_back(SelfPointingObject());
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v.erase(v.begin());
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v.clear();
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// try the same with wxString, which is not POD, but is implemented in
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// a movable way (this won't assert, but would crash or show some memory
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// problems under Valgrind if wxString couldn't be safely moved with
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// memmove()):
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wxVector<wxString> vs;
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vs.push_back("one");
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vs.push_back("two");
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vs.push_back("three");
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vs.erase(vs.begin());
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vs.clear();
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}
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void VectorsTestCase::Resize()
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{
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wxVector<CountedObject> v;
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v.resize(3);
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CPPUNIT_ASSERT_EQUAL( 3, v.size() );
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CPPUNIT_ASSERT_EQUAL( 3, CountedObject::GetCount() );
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CPPUNIT_ASSERT_EQUAL( 0, v[0].GetValue() );
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CPPUNIT_ASSERT_EQUAL( 0, v[1].GetValue() );
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CPPUNIT_ASSERT_EQUAL( 0, v[2].GetValue() );
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v.resize(1);
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CPPUNIT_ASSERT_EQUAL( 1, v.size() );
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CPPUNIT_ASSERT_EQUAL( 1, CountedObject::GetCount() );
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v.resize(4, CountedObject(17));
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CPPUNIT_ASSERT_EQUAL( 4, v.size() );
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CPPUNIT_ASSERT_EQUAL( 4, CountedObject::GetCount() );
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CPPUNIT_ASSERT_EQUAL( 0, v[0].GetValue() );
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CPPUNIT_ASSERT_EQUAL( 17, v[1].GetValue() );
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CPPUNIT_ASSERT_EQUAL( 17, v[2].GetValue() );
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CPPUNIT_ASSERT_EQUAL( 17, v[3].GetValue() );
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}
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void VectorsTestCase::Swap()
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{
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wxVector<int> v1, v2;
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v1.push_back(17);
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v1.swap(v2);
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CPPUNIT_ASSERT( v1.empty() );
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CPPUNIT_ASSERT_EQUAL( 1, v2.size() );
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CPPUNIT_ASSERT_EQUAL( 17, v2[0] );
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v1.push_back(9);
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v2.swap(v1);
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CPPUNIT_ASSERT_EQUAL( 1, v1.size() );
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CPPUNIT_ASSERT_EQUAL( 17, v1[0] );
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CPPUNIT_ASSERT_EQUAL( 1, v2.size() );
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CPPUNIT_ASSERT_EQUAL( 9, v2[0] );
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v2.clear();
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v1.swap(v2);
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CPPUNIT_ASSERT( v1.empty() );
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}
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void VectorsTestCase::Sort()
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{
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size_t idx;
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wxVector<int> v;
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v.push_back(5);
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v.push_back(7);
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v.push_back(2);
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v.push_back(9);
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v.push_back(4);
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v.push_back(1);
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v.push_back(3);
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v.push_back(8);
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v.push_back(0);
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v.push_back(6);
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wxVectorSort(v);
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for (idx=1; idx<v.size(); idx++)
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{
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CPPUNIT_ASSERT( v[idx-1] <= v[idx] );
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}
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}
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