1 files changed, 39 insertions, 0 deletions
diff --git a/ext/standard/tests/array/prev_error1.phpt b/ext/standard/tests/array/prev_error1.phpt
new file mode 100644
index 0000000..bea2451
--- /dev/null
+++ b/ext/standard/tests/array/prev_error1.phpt
@@ -0,0 +1,39 @@
+--TEST--
+Test prev() function : error conditions - Pass incorrect number of arguments
+--FILE--
+<?php
+/* Prototype  : mixed prev(array $array_arg)
+ * Description: Move array argument's internal pointer to the previous element and return it 
+ * Source code: ext/standard/array.c
+ */
+
+/*
+ * Pass incorrect number of arguments to prev() to test behaviour
+ */
+
+echo "*** Testing prev() : error conditions ***\n";
+
+// Zero arguments
+echo "\n-- Testing prev() function with Zero arguments --\n";
+var_dump( prev() );
+
+//Test prev with one more than the expected number of arguments
+echo "\n-- Testing prev() function with more than expected no. of arguments --\n";
+$array_arg = array(1, 2);
+$extra_arg = 10;
+var_dump( prev($array_arg, $extra_arg) );
+?>
+===DONE===
+--EXPECTF--
+*** Testing prev() : error conditions ***
+
+-- Testing prev() function with Zero arguments --
+
+Warning: prev() expects exactly 1 parameter, 0 given in %s on line %d
+NULL
+
+-- Testing prev() function with more than expected no. of arguments --
+
+Warning: prev() expects exactly 1 parameter, 2 given in %s on line %d
+NULL
+===DONE===