Function setup

tests/CppUTestExt/OrderedTestTest.cpp:47–54

    OrderedTestShell* orderedTestCache;
    void setup()
    {
        orderedTestCache = OrderedTestShell::getOrderedTestHead();
        OrderedTestShell::setOrderedTestHead(NULLPTR);

        fixture = new TestTestingFixture();
        fixture->getRegistry()->unDoLastAddTest();
    }

    void teardown()
    {