rmrevin\yii\fontawesome\tests\unit\fontawesome\MainTest::testAnotherPrefix PHP Method

    public function testAnotherPrefix()
    {
        $old_prefix = FA::$cssPrefix;
        FA::$cssPrefix = 'fontawesome';
        $this->assertEquals(FA::icon('cog'), '<i class="fontawesome fontawesome-cog"></i>');
        $this->assertEquals(FA::icon('cog')->tag('span'), '<span class="fontawesome fontawesome-cog"></span>');
        $this->assertEquals(FA::icon('cog', ['tag' => 'span']), '<span class="fontawesome fontawesome-cog"></span>');
        $this->assertEquals(FA::icon('cog')->addCssClass('highlight'), '<i class="fontawesome fontawesome-cog highlight"></i>');
        $this->assertEquals((string) FA::stack()->icon(FA::Icon('cog')->spin())->on(FA::Icon('square-o')->size(FA::SIZE_3X)), '<span class="fontawesome-stack"><i class="fontawesome fontawesome-square-o fontawesome-3x fontawesome-stack-2x"></i><i class="fontawesome fontawesome-cog fontawesome-spin fontawesome-stack-1x"></i></span>');
        $this->assertEquals((string) FA::ul()->item('Gear', ['icon' => 'cog']), "<ul class=\"fontawesome-ul\">\n<li><i class=\"fontawesome fontawesome-cog fontawesome-li\"></i>Gear</li>\n</ul>");
        FA::$cssPrefix = $old_prefix;
    }