1 files changed, 32 insertions, 0 deletions
diff --git a/ext/date/tests/bug52738.phpt b/ext/date/tests/bug52738.phpt
new file mode 100644
index 0000000..fc1b602
--- /dev/null
+++ b/ext/date/tests/bug52738.phpt
@@ -0,0 +1,32 @@
+--TEST--
+Bug #52738 (Can't use new properties in class extended from DateInterval)
+--FILE--
+<?php
+class di extends DateInterval {
+    public $unit = 1;
+}
+
+$I = new di('P10D');
+echo $I->unit."\n";
+$I->unit++;
+echo $I->unit."\n";
+$I->unit = 42;
+echo $I->unit."\n";
+$I->d++;
+print_r($I);
+--EXPECT--
+1
+2
+42
+di Object
+(
+    [unit] => 42
+    [y] => 0
+    [m] => 0
+    [d] => 11
+    [h] => 0
+    [i] => 0
+    [s] => 0
+    [invert] => 0
+    [days] => 
+)