AddTest::test_add_item_creates_new_col_with_item PHP Метод

    public function test_add_item_creates_new_col_with_item()
    {
        $col = new Collection('TestClassA');
        //count should be zero
        $this->assertEquals(0, $col->count());
        $a = new TestClassA(1);
        //add the item
        $col2 = $col->add($a);
        //col should be unchanged
        $this->assertEquals(0, $col->count());
        $this->assertEquals(1, $col2->count());
        $this->assertEquals($a, $col2->at(0));
    }