ext/standard/tests/file/stream_copy_to_stream.phpt: add test with interleaved read/write/copy calls

Author: MaxKellermann

ext/standard/tests/file/stream_copy_to_stream.phpt

@@ -123,6 +123,31 @@ if (WIN) {
 }
 unlink($new_file);
 
+/* interleaved read/write/copy calls */
+
+$src = fopen($initial_file, 'r');
+
+$dest = fopen($new_file, 'w');
+
+var_dump(fread($src, 10));
+var_dump(fwrite($dest, "foo"));
+var_dump(stream_copy_to_stream($src, $dest, 10));
+var_dump(ftell($src));
+var_dump(ftell($dest));
+var_dump(fread($src, 10));
+var_dump(fwrite($dest, "bar"));
+var_dump(stream_copy_to_stream($src, $dest, 10));
+var_dump(ftell($src));
+var_dump(ftell($dest));
+fclose($src); fclose($dest);
+
+if (WIN) {
+  var_dump(str_replace("\r\n","\n", file_get_contents($new_file)));
+} else {
+  var_dump(file_get_contents($new_file));
+}
+unlink($new_file);
+
 echo "Done\n";
 ?>
 --EXPECTF--
@@ -179,4 +204,16 @@ I'll break these chains
 That hold me down
 I'll tear you down into my private hell
 "
+string(10) "Another da"
+int(3)
+int(10)
+int(20)
+int(13)
+string(10) " pains of "
+int(3)
+int(10)
+int(40)
+int(26)
+string(26) "fooy
+When thebarlife won't"
 Done