Add a test for counting generators

php · Dec 12, 2015 · 993a234 · 993a234
1 parent 6055566
commit 993a234
Showing 1 changed file with 21 additions and 0 deletions.
diff --git a/Zend/tests/generators/errors/count_error.phpt b/Zend/tests/generators/errors/count_error.phpt
@@ -0,0 +1,21 @@
+--TEST--
+Generators can't be counted
+--FILE--
+<?php
+
+function gen() { yield; }
+
+$gen = gen();
+
+try {
+    count($gen);
+} catch (Exception $e) {
+    echo $e;
+}
+
+?>
+--EXPECTF--
+Exception: Counting of 'Generator' is not allowed in %s:%d
+Stack trace:
+#0 %s(%d): count(Object(Generator))
+#1 {main}