GetFileNameTest

<?php

use Illuminate\Foundation\Testing\WithoutMiddleware;
use Illuminate\Foundation\Testing\DatabaseMigrations;
use Illuminate\Foundation\Testing\DatabaseTransactions;


class GetFileName
{
    private $keyWord;

    public function __construct($keyWord)
    {

        $this->keyWord = $keyWord;
    }

    /**
    * 依副檔名取得檔案名稱...
    * @param string $subName
    * @return array
    */
    public function get($subName = 'txt')
    {
        $fileName = [];
        // 改為絕對路徑
        foreach (glob(fake_public_path()."*" .$this->keyWord. "*".$subName) as $name) {
            // 去除路徑只留檔名
            $fileName[] = basename($name);
        }

        return $fileName;
    }
}

class GetFileNameTest extends TestCase
{
    /**
    * @test
    */
    public function test_get_filename()
    {
        /** arrange */
        //建立個假文件

        $fileName = 'test_AAA-123_2099-12-31.txt';
        $file = fake_public_path('test_AAA-123_2099-12-31.txt');
        $txtFile = touch($file);

        /** act */
        $obj = \App::make(GetFileName::class,['keyWord'=>'AAA-123']);
        $actual = $obj->get();
        /** assert */
        $this->assertEquals($fileName, $actual[0]);
    }
}

// 模擬 public_path
function fake_public_path($path = null) {
    return __DIR__.'/'.$path;
}