MediaWiki 1.30.2

[autoinstallsdev/mediawiki.git] / tests / phpunit / includes / exception / MWExceptionHandlerTest.php

diff --git a/tests/phpunit/includes/exception/MWExceptionHandlerTest.php b/tests/phpunit/includes/exception/MWExceptionHandlerTest.php
new file mode 100644 (file)
index 0000000..6606065
--- /dev/null
+++ b/tests/phpunit/includes/exception/MWExceptionHandlerTest.php
@@ -0,0 +1,74 @@
+<?php
+/**
+ * @author Antoine Musso
+ * @copyright Copyright © 2013, Antoine Musso
+ * @copyright Copyright © 2013, Wikimedia Foundation Inc.
+ * @file
+ */
+
+class MWExceptionHandlerTest extends MediaWikiTestCase {
+
+       /**
+        * @covers MWExceptionHandler::getRedactedTrace
+        */
+       public function testGetRedactedTrace() {
+               $refvar = 'value';
+               try {
+                       $array = [ 'a', 'b' ];
+                       $object = new stdClass();
+                       self::helperThrowAnException( $array, $object, $refvar );
+               } catch ( Exception $e ) {
+               }
+
+               # Make sure our stack trace contains an array and an object passed to
+               # some function in the stacktrace. Else, we can not assert the trace
+               # redaction achieved its job.
+               $trace = $e->getTrace();
+               $hasObject = false;
+               $hasArray = false;
+               foreach ( $trace as $frame ) {
+                       if ( !isset( $frame['args'] ) ) {
+                               continue;
+                       }
+                       foreach ( $frame['args'] as $arg ) {
+                               $hasObject = $hasObject || is_object( $arg );
+                               $hasArray = $hasArray || is_array( $arg );
+                       }
+
+                       if ( $hasObject && $hasArray ) {
+                               break;
+                       }
+               }
+               $this->assertTrue( $hasObject,
+                       "The stacktrace must have a function having an object has parameter" );
+               $this->assertTrue( $hasArray,
+                       "The stacktrace must have a function having an array has parameter" );
+
+               # Now we redact the trace.. and make sure no function arguments are
+               # arrays or objects.
+               $redacted = MWExceptionHandler::getRedactedTrace( $e );
+
+               foreach ( $redacted as $frame ) {
+                       if ( !isset( $frame['args'] ) ) {
+                               continue;
+                       }
+                       foreach ( $frame['args'] as $arg ) {
+                               $this->assertNotInternalType( 'array', $arg );
+                               $this->assertNotInternalType( 'object', $arg );
+                       }
+               }
+
+               $this->assertEquals( 'value', $refvar, 'Ensuring reference variable wasn\'t changed' );
+       }
+
+       /**
+        * Helper function for testExpandArgumentsInCall
+        *
+        * Pass it an object and an array, and something by reference :-)
+        *
+        * @throws Exception
+        */
+       protected static function helperThrowAnException( $a, $b, &$c ) {
+               throw new Exception();
+       }
+}