change the stream filter mode reset the stream filters collection

2 files changed, 2 insertions, 1 deletions

diff --git a/src/Stream/StreamFilter.php b/src/Stream/StreamFilter.php
index 7c898f2..ad36335 100644
--- a/src/Stream/StreamFilter.php
+++ b/src/Stream/StreamFilter.php
@@ -130,6 +130,7 @@ trait StreamFilter
         }
 
         $this->stream_filter_mode = $mode;
+        $this->stream_filters = [];
 
         return $this;
     }
diff --git a/test/CsvTest.php b/test/CsvTest.php
index 65cbbd4..722b330 100644
--- a/test/CsvTest.php
+++ b/test/CsvTest.php
@@ -332,7 +332,7 @@ EOF;
         $path = __DIR__.'/foo.csv';
         $csv = new Writer(new SplFileInfo($path));
         $csv->appendStreamFilter('string.rot13');
-        $csv->appendStreamFilter('string.toupper');
+        $csv->prependStreamFilter('string.toupper');
         $this->assertFalse($csv->getIterator()->getRealPath());
 
         (new Reader(new SplTempFileObject))->appendStreamFilter('string.rot13');