<?php

/**

* Tests copy_dir().

*

* @group file

* @group filesystem

*

* @covers ::copy_dir

*/

class Tests_Filesystem_CopyDir extends WP_UnitTestCase {

/**

* The test directory.

*

* @var string $test_dir

*/

private static $test_dir;

/**

* Sets up the filesystem and test directory before any tests run.

*/

public static function set_up_before_class() {

parent::set_up_before_class();

require_once ABSPATH . 'wp-admin/includes/file.php';

WP_Filesystem();

self::$test_dir = get_temp_dir() . 'copy_dir/';

}

/**

* Sets up the test directory before each test.

*/

public function set_up() {

global $wp_filesystem;

parent::set_up();

// Create the root directory.

$wp_filesystem->mkdir( self::$test_dir );

}

/**

* Removes the test directory after each test.

*/

public function tear_down() {

global $wp_filesystem;

// Delete the root directory and its contents.

$wp_filesystem->delete( self::$test_dir, true );

parent::tear_down();

}

/**

* Tests that the destination is created if it does not already exist.

*

* @ticket 41855

*/

public function test_should_create_destination_it_if_does_not_exist() {

global $wp_filesystem;

$from = self::$test_dir . 'folder1/folder2/';

$to = self::$test_dir . 'folder3/folder2/';

// Create the file structure for the test.

$wp_filesystem->mkdir( self::$test_dir . 'folder1' );

$wp_filesystem->mkdir( self::$test_dir . 'folder3' );

$wp_filesystem->mkdir( $from );

$wp_filesystem->touch( $from . 'file1.txt' );

$wp_filesystem->mkdir( $from . 'subfolder1' );

$wp_filesystem->touch( $from . 'subfolder1/file2.txt' );

$this->assertTrue( copy_dir( $from, $to ), 'copy_dir() failed.' );

$this->assertDirectoryExists( $to, 'The destination was not created.' );

$this->assertFileExists( $to . 'file1.txt', 'The destination file was not created.' );

$this->assertDirectoryExists( $to . 'subfolder1/', 'The destination subfolder was not created.' );

$this->assertFileExists( $to . 'subfolder1/file2.txt', 'The destination subfolder file was not created.' );

}

}