Deprecate 'jquery.tabIndex' module

[lhc/web/wiklou.git] / tests / phpunit / MediaWikiTestCaseTrait.php

diff --git a/tests/phpunit/MediaWikiTestCaseTrait.php b/tests/phpunit/MediaWikiTestCaseTrait.php
index 4ccfe39..918b51b 100644 (file)
--- a/tests/phpunit/MediaWikiTestCaseTrait.php
+++ b/tests/phpunit/MediaWikiTestCaseTrait.php
@@ -29,4 +29,30 @@ trait MediaWikiTestCaseTrait {
                $mock->expects( $this->never() )->method( $this->anythingBut( '__destruct' ) );
                return $mock;
        }
+
+       /**
+        * Check whether file contains given data.
+        * @param string $fileName
+        * @param string $actualData
+        * @param bool $createIfMissing If true, and file does not exist, create it with given data
+        *                              and skip the test.
+        * @param string $msg
+        * @since 1.30
+        */
+       protected function assertFileContains(
+               $fileName,
+               $actualData,
+               $createIfMissing = false,
+               $msg = ''
+       ) {
+               if ( $createIfMissing ) {
+                       if ( !file_exists( $fileName ) ) {
+                               file_put_contents( $fileName, $actualData );
+                               $this->markTestSkipped( "Data file $fileName does not exist" );
+                       }
+               } else {
+                       self::assertFileExists( $fileName );
+               }
+               self::assertEquals( file_get_contents( $fileName ), $actualData, $msg );
+       }
 }