1 file changed, 21 insertions, 0 deletions
diff --git a/tests/extensions/harness.lua b/tests/extensions/harness.lua
index 2fe722f..8c1ba6c 100644
--- a/tests/extensions/harness.lua
+++ b/tests/extensions/harness.lua
@@ -54,14 +54,30 @@ html_url_path = sink(function(s)
 	end))
 end)
 
+-- What a script writes to standard error goes to the web server's error log
+-- under cgit, so it is kept here for a check to read instead.
+local logged = {}
+
+io.stderr = {
+	write = function(self, ...)
+		logged[#logged + 1] = table.concat({ ... })
+		return self
+	end,
+}
+
 function harness.reset()
 	pieces = {}
+	logged = {}
 end
 
 function harness.output()
 	return table.concat(pieces)
 end
 
+function harness.error_log()
+	return table.concat(logged)
+end
+
 function harness.load(script)
 	dofile(script)
 end
@@ -182,6 +198,11 @@ function harness.stub_auth_modules()
 	preload("posix.unistd", {
 		crypt = fake_crypt,
 	})
+	preload("posix.sys.stat", {
+		umask = function()
+			return 18
+		end,
+	})
 	preload("openssl.rand", {
 		bytes = function(count)
 			local out = {}