PHPLIB-248: GridFS should report file mode using stat(2) bits

src/GridFS/StreamWrapper.php

@@ -145,7 +145,9 @@ class StreamWrapper
     {
         $stat = $this->getStatTemplate();
 
-        $stat[2] = $stat['mode'] = $this->mode;
+        $stat[2] = $stat['mode'] = $this->stream instanceof ReadableStream
+            ? 0100444  // S_IFREG & S_IRUSR & S_IRGRP & S_IROTH
+            : 0100222; // S_IFREG & S_IWUSR & S_IWGRP & S_IWOTH
         $stat[7] = $stat['size'] = $this->stream->getSize();
 
         return $stat;

tests/GridFS/StreamWrapperFunctionalTest.php

@@ -49,6 +49,15 @@ class StreamWrapperFunctionalTest extends FunctionalTestCase
         $this->assertSame('', fread($stream, 3));
     }
 
+    public function testReadableStreamStat()
+    {
+        $stream = $this->bucket->openDownloadStream('length-10');
+
+        $stat = fstat($stream);
+        $this->assertSame(0100444, $stat[2]);
+        $this->assertSame(0100444, $stat['mode']);
+    }
+
     public function testReadableStreamWrite()
     {
         $stream = $this->bucket->openDownloadStream('length-10');
@@ -84,6 +93,15 @@ class StreamWrapperFunctionalTest extends FunctionalTestCase
         $this->assertSame('', fread($stream, 8192));
     }
 
+    public function testWritableStreamStat()
+    {
+        $stream = $this->bucket->openUploadStream('filename');
+
+        $stat = fstat($stream);
+        $this->assertSame(0100222, $stat[2]);
+        $this->assertSame(0100222, $stat['mode']);
+    }
+
     public function testWritableStreamWrite()
     {
         $stream = $this->bucket->openUploadStream('filename');