Tests: Clean up file destination in _unzip_file_*() unit tests.

This ensures clean environment in case of a previous test failure.

Follow-up to [56689].

Props aslamdoctor, wildworks, peterwilsoncc, SirLouen, mindctrl, kalpeshh, yashjawale, sachinrajcp123, SergeyBiryukov.
Fixes #63443.

git-svn-id: https://develop.svn.wordpress.org/trunk@61212 602fd350-edb4-49c9-b593-d223f7449a82

Author: SergeyBiryukov

tests/phpunit/tests/filesystem/unzipFilePclzip.php

@@ -41,11 +41,15 @@ public function test_should_apply_pre_unzip_file_filters() {
 
 		// Prepare test environment.
 		$unzip_destination = self::$test_data_dir . 'archive/';
+		if ( file_exists( $unzip_destination ) ) {
+			$this->rmdir( $unzip_destination );
+			$this->delete_folders( $unzip_destination );
+		}
 		mkdir( $unzip_destination );
 
 		_unzip_file_pclzip( self::$test_data_dir . 'archive.zip', $unzip_destination );
 
-		// Cleanup test environment.
+		// Clean up test environment.
 		$this->rmdir( $unzip_destination );
 		$this->delete_folders( $unzip_destination );
 
@@ -63,11 +67,15 @@ public function test_should_apply_unzip_file_filters() {
 
 		// Prepare test environment.
 		$unzip_destination = self::$test_data_dir . 'archive/';
+		if ( file_exists( $unzip_destination ) ) {
+			$this->rmdir( $unzip_destination );
+			$this->delete_folders( $unzip_destination );
+		}
 		mkdir( $unzip_destination );
 
 		_unzip_file_pclzip( self::$test_data_dir . 'archive.zip', $unzip_destination );
 
-		// Cleanup test environment.
+		// Clean up test environment.
 		$this->rmdir( $unzip_destination );
 		$this->delete_folders( $unzip_destination );
 

tests/phpunit/tests/filesystem/unzipFileZiparchive.php

@@ -45,11 +45,15 @@ public function test_should_apply_pre_unzip_file_filters() {
 
 		// Prepare test environment.
 		$unzip_destination = self::$test_data_dir . 'archive/';
+		if ( file_exists( $unzip_destination ) ) {
+			$this->rmdir( $unzip_destination );
+			$this->delete_folders( $unzip_destination );
+		}
 		mkdir( $unzip_destination );
 
 		_unzip_file_ziparchive( self::$test_data_dir . 'archive.zip', $unzip_destination );
 
-		// Cleanup test environment.
+		// Clean up test environment.
 		$this->rmdir( $unzip_destination );
 		$this->delete_folders( $unzip_destination );
 
@@ -71,11 +75,15 @@ public function test_should_apply_unzip_file_filters() {
 
 		// Prepare test environment.
 		$unzip_destination = self::$test_data_dir . 'archive/';
+		if ( file_exists( $unzip_destination ) ) {
+			$this->rmdir( $unzip_destination );
+			$this->delete_folders( $unzip_destination );
+		}
 		mkdir( $unzip_destination );
 
 		_unzip_file_ziparchive( self::$test_data_dir . 'archive.zip', $unzip_destination );
 
-		// Cleanup test environment.
+		// Clean up test environment.
 		$this->rmdir( $unzip_destination );
 		$this->delete_folders( $unzip_destination );