<?php

namespace Illuminate\Tests\Support;

use Illuminate\Support\Optional;

use PHPUnit\Framework\TestCase;

use stdClass;

class SupportOptionalTest extends TestCase

{

public function testGetExistItemOnObject()

{

$expected = 'test';

$targetObj = new stdClass;

$targetObj->item = $expected;

$optional = new Optional($targetObj);

$this->assertEquals($expected, $optional->item);

}

public function testGetNotExistItemOnObject()

{

$targetObj = new stdClass;

$optional = new Optional($targetObj);

$this->assertNull($optional->item);

}

public function testIssetExistItemOnObject()

{

$targetObj = new stdClass;

$targetObj->item = '';

$optional = new Optional($targetObj);

$this->assertTrue(isset($optional->item));

}

public function testIssetNotExistItemOnObject()

{

$targetObj = new stdClass;

$optional = new Optional($targetObj);

$this->assertFalse(isset($optional->item));

}

public function testGetExistItemOnArray()

{

$expected = 'test';

$targetArr = [

'item' => $expected,

];

$optional = new Optional($targetArr);

$this->assertEquals($expected, $optional['item']);

}

public function testGetNotExistItemOnArray()

{

$targetObj = [];

$optional = new Optional($targetObj);

$this->assertNull($optional['item']);

}

public function testIssetExistItemOnArray()

{

$targetArr = [

'item' => '',

];

$optional = new Optional($targetArr);

$this->assertTrue(isset($optional['item']));

$this->assertTrue(isset($optional->item));

}

public function testIssetNotExistItemOnArray()

{

$targetArr = [];

$optional = new Optional($targetArr);

$this->assertFalse(isset($optional['item']));

$this->assertFalse(isset($optional->item));

}

public function testIssetExistItemOnNull()

{

$targetNull = null;

$optional = new Optional($targetNull);

$this->assertFalse(isset($optional->item));

}

}