reactos/sdk/lib/3rdparty/stlport/test/unit/multiset_test.cpp

128 lines
2.8 KiB
C++

#include <set>
#include <functional>
#include "cppunit/cppunit_proxy.h"
#if !defined (STLPORT) || defined(_STLP_USE_NAMESPACES)
using namespace std;
#endif
//
// TestCase class
//
class MultisetTest : public CPPUNIT_NS::TestCase
{
typedef multiset<int, less<int> > mset;
CPPUNIT_TEST_SUITE(MultisetTest);
CPPUNIT_TEST(mset1);
CPPUNIT_TEST(mset3);
CPPUNIT_TEST(mset5);
CPPUNIT_TEST_SUITE_END();
protected:
void mset1();
void mset3();
void mset5();
static bool less_than(int a_, int b_)
{
return a_ < b_;
}
static bool greater_than(int a_, int b_)
{
return a_ > b_;
}
};
CPPUNIT_TEST_SUITE_REGISTRATION(MultisetTest);
//
// tests implementation
//
void MultisetTest::mset1()
{
mset s;
CPPUNIT_ASSERT(s.count(42) == 0);
s.insert(42);
CPPUNIT_ASSERT(s.count(42) == 1);
s.insert(42);
CPPUNIT_ASSERT(s.count(42) == 2);
mset::iterator i = s.find(40);
CPPUNIT_ASSERT(i == s.end());
i = s.find(42);
CPPUNIT_ASSERT(i != s.end());
size_t count = s.erase(42);
CPPUNIT_ASSERT(count == 2);
}
void MultisetTest::mset3()
{
int array [] = { 3, 6, 1, 2, 3, 2, 6, 7, 9 };
//Check iterator on a mutable set
mset s(array, array + 9);
mset::iterator i;
i = s.lower_bound(3);
CPPUNIT_ASSERT(*i == 3);
i = s.upper_bound(3);
CPPUNIT_ASSERT(*i == 6);
pair<mset::iterator, mset::iterator> p = s.equal_range(5);
CPPUNIT_ASSERT(*(p.first) == 6);
CPPUNIT_ASSERT(*(p.second) == 6);
//Check const_iterator on a mutable multiset
mset::const_iterator ci;
ci = s.lower_bound(3);
CPPUNIT_ASSERT(*ci == 3);
ci = s.upper_bound(3);
CPPUNIT_ASSERT(*ci == 6);
pair<mset::const_iterator, mset::const_iterator> cp;
#ifdef _STLP_MEMBER_TEMPLATES
cp = s.equal_range(5);
CPPUNIT_ASSERT(*(cp.first) == 6);
CPPUNIT_ASSERT(*(cp.second) == 6);
#endif
//Check const_iterator on a const multiset
mset const& crs = s;
ci = crs.lower_bound(3);
CPPUNIT_ASSERT(*ci == 3);
ci = crs.upper_bound(3);
CPPUNIT_ASSERT(*ci == 6);
cp = crs.equal_range(5);
CPPUNIT_ASSERT(*(cp.first) == 6);
CPPUNIT_ASSERT(*(cp.second) == 6);
}
void MultisetTest::mset5()
{
int array [] = { 3, 6, 1, 9 };
int j;
typedef pointer_to_binary_function<int, int, bool> fn_type;
typedef multiset<int, fn_type, allocator<int> > fn_mset;
fn_type f(less_than);
fn_mset s1(array+0, array + 4 , f );
fn_mset::const_iterator i = s1.begin();
for (j = 0; i != s1.end(); ++i, ++j) {
CPPUNIT_ASSERT(j != 0 || *i == 1);
CPPUNIT_ASSERT(j != 1 || *i == 3);
CPPUNIT_ASSERT(j != 2 || *i == 6);
CPPUNIT_ASSERT(j != 3 || *i == 9);
}
fn_type g(greater_than);
fn_mset s2(array, array + 4, g);
i = s2.begin();
for (j = 0; i != s2.end(); ++i, ++j) {
CPPUNIT_ASSERT(j != 0 || *i == 9);
CPPUNIT_ASSERT(j != 1 || *i == 6);
CPPUNIT_ASSERT(j != 2 || *i == 3);
CPPUNIT_ASSERT(j != 3 || *i == 1);
}
}