C++ (Cpp) Coordinates::last示例

void Coordinates_test::
t_element()
{
    Coordinates c;
    c << 1.0 << -2.0;
    c.at(1)= -3;
    QCOMPARE(c.at(1), -3.0);
    QCOMPARE(c.back(), -3.0);
    QCOMPARE(c.front(), 1.0);
    c[1]= -2.0;
    QCOMPARE(c[1],-2.0);
    QCOMPARE(c.first(), 1.0);
    c.first()= 2.0;
    QCOMPARE(c.first(), 2.0);
    QCOMPARE(c.last(), -2.0);
    c.last()= 0.0;
    QCOMPARE(c.first()+c.last(), 2.0);
    coordT *c4= &c.first();
    const coordT *c5= &c.first();
    QCOMPARE(c4, c5);
    coordT *c6= &c.last();
    const coordT *c7= &c.last();
    QCOMPARE(c6, c7);
    Coordinates c2= c.mid(1);
    QCOMPARE(c2.count(), 1);
    c << 3.0;
    Coordinates c3= c.mid(1,1);
    QCOMPARE(c2, c3);
    QCOMPARE(c3.value(-1, -1.0), -1.0);
    QCOMPARE(c3.value(3, 4.0), 4.0);
    QCOMPARE(c.value(2, 4.0), 3.0);
}//t_element

示例#2

显示文件

文件： Coordinates_test.cpp 项目： jonaswitt/nestk

void Coordinates_test::
t_readwrite()
{
    Coordinates c;
    c.clear();
    QCOMPARE(c.count(), 0);
    c << 1.0 << 3.0;
    c.clear();
    QCOMPARE(c.count(), 0);
    c << 1.0 << 3.0;
    c.erase(c.begin(), c.end());
    QCOMPARE(c.count(), 0);
    c << 1.0 << 0.0;
    Coordinates::iterator i= c.erase(c.begin());
    QCOMPARE(*i, 0.0);
    i= c.insert(c.end(), 1.0);
    QCOMPARE(*i, 1.0);
    QCOMPARE(c.count(), 2);
    c.pop_back();
    QCOMPARE(c.count(), 1);   // 0
    QCOMPARE(c[0], 0.0);
    c.push_back(2.0);
    QCOMPARE(c.count(), 2);
    c.append(3.0);
    QCOMPARE(c.count(), 3);   // 0, 2, 3
    QCOMPARE(c[2], 3.0);
    c.insert(0, 4.0);
    QCOMPARE(c[0], 4.0);
    QCOMPARE(c[3], 3.0);
    c.insert(c.count(), 5.0);
    QCOMPARE(c.count(), 5);   // 4, 0, 2, 3, 5
    QCOMPARE(c[4], 5.0);
    c.move(4, 0);
    QCOMPARE(c.count(), 5);   // 5, 4, 0, 2, 3
    QCOMPARE(c[0], 5.0);
    c.pop_front();
    QCOMPARE(c.count(), 4);
    QCOMPARE(c[0], 4.0);
    c.prepend(6.0);
    QCOMPARE(c.count(), 5);   // 6, 4, 0, 2, 3
    QCOMPARE(c[0], 6.0);
    c.push_front(7.0);
    QCOMPARE(c.count(), 6);
    QCOMPARE(c[0], 7.0);
    c.removeAt(1);
    QCOMPARE(c.count(), 5);   // 7, 4, 0, 2, 3
    QCOMPARE(c[1], 4.0);
    c.removeFirst();
    QCOMPARE(c.count(), 4);   // 4, 0, 2, 3
    QCOMPARE(c[0], 4.0);
    c.removeLast();
    QCOMPARE(c.count(), 3);
    QCOMPARE(c.last(), 2.0);
    c.replace(2, 8.0);
    QCOMPARE(c.count(), 3);   // 4, 0, 8
    QCOMPARE(c[2], 8.0);
    c.swap(0, 2);
    QCOMPARE(c[2], 4.0);
    double d= c.takeAt(2);
    QCOMPARE(c.count(), 2);   // 8, 0
    QCOMPARE(d, 4.0);
    double d2= c.takeFirst();
    QCOMPARE(c.count(), 1);   // 0
    QCOMPARE(d2, 8.0);
    double d3= c.takeLast();
    QVERIFY(c.isEmpty()); \
    QCOMPARE(d3, 0.0);
}//t_readwrite