From: Petr Špaček <petr.spacek@nic.cz>
Date: Fri, 20 Dec 2019 14:18:00 +0000 (+0100)
Subject: tests: sanity check for net.listen() and net.list()
X-Git-Tag: v5.0.0~16^2
X-Git-Url: http://git.ipfire.org/gitweb/?a=commitdiff_plain;h=317e620f494fff8dcb5877e3f69a4b4a5a5b0387;p=thirdparty%2Fknot-resolver.git

tests: sanity check for net.listen() and net.list()
---

diff --git a/tests/config/net.test.lua b/tests/config/net.test.lua
index 805d215ae..1b693eb8b 100644
--- a/tests/config/net.test.lua
+++ b/tests/config/net.test.lua
@@ -1,10 +1,33 @@
+local kr_table_len = require('kluautil').kr_table_len
+
+local function test_env_no_listen()
+	-- config tests are executed with env variable KRESD_NO_LISTEN=1
+	-- so net.list() should be an empty table
+	same(kr_table_len(net.list()), 0,
+		"env 'KRESD_NO_LISTEN=1' prevents kresd from listening")
+end
+
 local function test_freebind()
 	boom(net.listen, {'192.0.2.1', 50049},
 		'net.listen() without freebind should fail')
+	-- TODO: same(kr_table_len(net.list()), 0,
+	-- 	"net.listen() failure does not modify output from net.list()")
 	ok(net.listen('192.0.2.1', 50049, { freebind=true }),
 		'net.listen() with freebind succeeds')
+	local net_list = net.list()
+	-- same(list length == 2)
+	same(net_list[1].transport.protocol, 'udp',
+		'net.listen({freebind = true}) without kind starts UDP listener')
+	same(net_list[2].transport.protocol, 'tcp',
+		'net.listen({freebind = true}) without kind starts TCP listener')
+	same(net_list[1].transport.freebind, true,
+		'net.listen({freebind = true}) enables FREEBIND for UDP listener')
+	same(net_list[2].transport.freebind, true,
+		'net.listen({freebind = true}) enables FREEBIND for TCP listener')
+
 end
 
 return {
+	test_env_no_listen,
 	test_freebind,
 }