From 0dd8413eca378e5dc2e6cbdc6f9c6f8bde604e4a Mon Sep 17 00:00:00 2001
From: Martin Fischer <martin@push-f.com>
Date: Sun, 21 Nov 2021 19:52:30 +0100
Subject: support boxed Iterator in Option

---
 tests/tests.rs | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'tests')

diff --git a/tests/tests.rs b/tests/tests.rs
index 8bbb5b3..b326b4b 100644
--- a/tests/tests.rs
+++ b/tests/tests.rs
@@ -216,4 +216,8 @@ trait FunIter {
     type A: std::error::Error;
 
     fn foobar<F: Fn(&mut dyn Iterator<Item = Self::A>)>(&mut self, f: F);
+
+    fn foobar1<G: Fn(Option<&mut dyn Iterator<Item = Self::A>>)>(&mut self, f: G);
+
+    fn foobar2<H: Fn(&mut dyn Iterator<Item = &mut dyn Iterator<Item = Self::A>>)>(&mut self, f: H);
 }
-- 
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