Merge pull request #567 from beoran/beoran_stack_overflow_fix

Keep stack depth and allocation better under control and fix crash on infinite recursion.

1 files changed, 23 insertions, 0 deletions

diff --git a/test/t/exception.rb b/test/t/exception.rb
index aa707c1b1..a2e6acc07 100644
--- a/test/t/exception.rb
+++ b/test/t/exception.rb
@@ -290,3 +290,26 @@ end
 assert('Exception#inspect without message') do
   Exception.new.inspect
 end
+
+# very deeply recursive function that stil returns albeit very deeply so
+$test_infinite_recursion    = 0
+TEST_INFINITE_RECURSION_MAX = 100000
+def test_infinite_recursion
+  $test_infinite_recursion += 1
+  if $test_infinite_recursion > TEST_INFINITE_RECURSION_MAX
+    return $test_infinite_recursion 
+  end
+  test_infinite_recursion 
+end
+
+assert('Infinite recursion should result in an exception being raised') do
+    a = begin 
+          test_infinite_recursion
+        rescue 
+          :ok
+        end
+    # OK if an exception was caught, otherwise a number will be stored in a
+    a == :ok
+end
+
+