1 files changed, 38 insertions, 0 deletions
diff --git a/ext/imap/tests/bug53377.phpt b/ext/imap/tests/bug53377.phpt
new file mode 100644
index 0000000..1a2173a
--- /dev/null
+++ b/ext/imap/tests/bug53377.phpt
@@ -0,0 +1,38 @@
+--TEST--
+Bug #53377 (imap_mime_header_decode() doesn't ignore \t during long MIME header unfolding)
+--SKIPIF--
+<?php
+        if (!extension_loaded("imap")) { 
+                die("skip imap extension not available");  
+        }
+?>
+--FILE--
+<?php
+$s = "=?UTF-8?Q?=E2=82=AC?=";
+$header = "$s\n $s\n\t$s";
+
+var_dump(imap_mime_header_decode($header));
+--EXPECT--
+array(3) {
+  [0]=>
+  object(stdClass)#1 (2) {
+    ["charset"]=>
+    string(5) "UTF-8"
+    ["text"]=>
+    string(3) "€"
+  }
+  [1]=>
+  object(stdClass)#2 (2) {
+    ["charset"]=>
+    string(5) "UTF-8"
+    ["text"]=>
+    string(3) "€"
+  }
+  [2]=>
+  object(stdClass)#3 (2) {
+    ["charset"]=>
+    string(5) "UTF-8"
+    ["text"]=>
+    string(3) "€"
+  }
+}