Cassandra\SetTest::testContainsUniqueValues PHP Method

    public function testContainsUniqueValues()
    {
        $set = new Set(\Cassandra::TYPE_VARINT);
        $this->assertEquals(0, count($set));
        $set->add(new Varint('123'));
        $this->assertEquals(1, count($set));
        $set->add(new Varint('123'));
        $this->assertEquals(1, count($set));
    }