iter\IterTest::testCount PHP Method

    public function testCount()
    {
        $this->assertSame(5, count([1, 2, 3, 4, 5]));
        $this->assertSame(5, count(toIter([1, 2, 3, 4, 5])));
        $this->assertSame(42, count(new _CountableTestDummy()));
    }