# HG changeset patch
# User Matthew Wild <mwild1@gmail.com>
# Date 1521719763 0
# Node ID 2f133b6e8740fab9f4f73cb94de38b2d4b3b643f
# Parent  9246f64d6f1e6da8463175e03215e7dd9a27b07f
util.async: tests: ensure async.once() propagates errors

diff -r 9246f64d6f1e -r 2f133b6e8740 spec/util_async_spec.lua
--- a/spec/util_async_spec.lua	Thu Mar 22 07:56:01 2018 +0000
+++ b/spec/util_async_spec.lua	Thu Mar 22 11:56:03 2018 +0000
@@ -602,5 +602,13 @@
 			async.once(f);
 			assert.spy(f).was.called();
 		end);
+		it("should propagate errors", function ()
+			local function should_error()
+				async.once(function ()
+					error("hello world");
+				end);
+			end;
+			assert.error_matches(should_error, "hello world");
+		end);
 	end);
 end);