/** @test */
public function should_add_a_tag()
{
$this->product->tags('campaign_123456');
$this->assertEquals(1, $this->product->tags->count());
}
/** @test */
public function should_add_a_tag()
{
$this->product->tags('campaign_123456');
$this->assertEquals(1, $this->product->tags->count());
}
