Nestable\Tests\MacrosTraitTest::testHasMacro PHP Method

    public function testHasMacro()
    {
        $nestable = new \Nestable\Services\NestableService();
        $nested = $nestable->make($this->categories);
        $nested->macro('test', function () {
            return 'Nestable';
        });
        $this->assertTrue($nested->hasMacro('test'));
        $this->assertFalse($nested->hasMacro('_test'));
    }