Cviebrock\EloquentTaggable\Test\TaggingTests::testUntagging PHP Method

    public function testUntagging()
    {
        $this->testModel->tag('Apple,Banana,Cherry');
        $this->testModel->untag('Banana');
        $this->assertEquals(2, count($this->testModel->tags));
        $this->assertArrayValuesAreEqual(['Apple', 'Cherry'], $this->testModel->tagArray);
    }