diff --git a/tests/ngcp_push.lua b/tests/ngcp_push.lua
new file mode 100644
index 0000000..72a66e4
--- /dev/null
+++ b/tests/ngcp_push.lua
@@ -0,0 +1,153 @@
+--
+-- Copyright 2022 SipWise Team <development@sipwise.com>
+--
+-- This program is free software: you can redistribute it and/or modify
+-- it under the terms of the GNU General Public License as published by
+-- the Free Software Foundation, either version 3 of the License, or
+-- (at your option) any later version.
+--
+-- This package is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+-- GNU General Public License for more details.
+--
+-- You should have received a copy of the GNU General Public License
+-- along with this program. If not, see <http://www.gnu.org/licenses/>.
+-- .
+-- On Debian systems, the complete text of the GNU General
+-- Public License version 3 can be found in "/usr/share/common-licenses/GPL-3".
+--
+local lemock = require('lemock')
+local lu = require('luaunit')
+local utils = require 'ngcp.utils'
+
+local ksrMock = require 'mocks.ksr'
+KSR = ksrMock:new()
+
+local mc
+-- luacheck: ignore TestNGCPPush
+TestNGCPPush = {} --class
+
+    function TestNGCPPush:setUp()
+        mc = lemock.controller()
+        self.fake_redis = mc:mock()
+        self.fake_curl = utils.inheritsFrom(mc:mock())
+        self.fake_curl.easy_init = function()
+            return self.curl
+        end
+        self.redis = mc:mock()
+        self.curl = mc:mock()
+
+        package.loaded.redis = self.fake_redis
+        package.loaded.curl = self.fake_curl
+        local NGCPPush = require 'ngcp.push'
+
+        self.push = NGCPPush:new()
+
+        lu.assertEvalToTrue(self.push)
+        self.push.redis.client = self.redis
+
+        self.v = {
+          key="whatever",
+          idx="0",
+          label="label",
+          callid="callid_A",
+          node="node",
+          node_uri="node_uri",
+          mode="stored",
+        }
+    end
+
+    function TestNGCPPush:test_add()
+        self.redis:ping() ;mc :returns(true)
+        self.redis:lpush("whatever", "callid_A#0#label#node#node_uri#stored")  ;mc :returns(1)
+        self.redis:lpush("callid_A", "whatever#0#label#node#node_uri#stored")  ;mc :returns(1)
+
+        mc:replay()
+        self.push:add(self.v)
+        mc:verify()
+    end
+
+    function TestNGCPPush:test_del_ok()
+        self.redis:ping() ;mc :returns(true)
+        self.redis:lrem("whatever", 0, "callid_A#0#label#node#node_uri#stored")  ;mc :returns(1)
+        self.redis:llen("whatever") ;mc :returns(0)
+
+        self.redis:ping() ;mc :returns(true)
+        self.redis:del("whatever")
+
+        self.redis:lrem("callid_A", 0, "whatever#0#label#node#node_uri#stored")  ;mc :returns(1)
+        self.redis:llen("callid_A") ;mc :returns(1)
+
+        mc:replay()
+        self.push:del(self.v)
+        mc:verify()
+    end
+
+    function TestNGCPPush:test_del_ko()
+        -- https://redis.io/commands/lrem/
+        -- Note that non-existing keys are treated like empty lists,
+        -- so when key does not exist, the command will always return 0.
+        self.redis:ping() ;mc :returns(true)
+        self.redis:lrem("whatever", 0, "callid_A#0#label#node#node_uri#stored")  ;mc :returns(0)
+        self.redis:llen("whatever") ;mc :returns(0)
+
+        self.redis:ping() ;mc :returns(true)
+        self.redis:del("whatever") ;mc :returns(0)
+
+        self.redis:lrem("callid_A", 0, "whatever#0#label#node#node_uri#stored")  ;mc :returns(0)
+        self.redis:llen("callid_A") ;mc :returns(0)
+
+        self.redis:del("callid_A") ;mc :returns(0)
+
+        mc:replay()
+        self.push:del(self.v)
+        mc:verify()
+    end
+
+    function TestNGCPPush:test_callid_get()
+        self.redis:ping() ;mc :returns(true)
+        self.redis:lrange("callid_A", 0, -1)  ;mc :returns({"whatever#0#label#node#node_uri#stored"})
+
+        mc:replay()
+        local res = self.push:callid_get("callid_A")
+        mc:verify()
+        lu.assertNotNil(res)
+        self.v.callid = nil
+        lu.assertEquals(res[1], self.v)
+    end
+
+    function TestNGCPPush:test_callid_get_ko()
+        self.redis:ping() ;mc :returns(true)
+        self.redis:lrange("callid_A", 0, -1)  ;mc :returns({})
+
+        mc:replay()
+        local res = self.push:callid_get("callid_A")
+        mc:verify()
+        lu.assertEquals(res, {})
+    end
+
+    function TestNGCPPush:test_get()
+        self.redis:ping() ;mc :returns(true)
+        self.redis:lrange("whatever", 0, -1)  ;mc :returns({"callid_A#0#label#node#node_uri#stored"})
+
+        mc:replay()
+        local res = self.push:callid_get("whatever")
+        mc:verify()
+        lu.assertNotNil(res)
+        self.v.callid = nil
+        self.v.key = "callid_A"
+        lu.assertEquals(res[1], self.v)
+    end
+
+    function TestNGCPPush:test_get_ko()
+        self.redis:ping() ;mc :returns(true)
+        self.redis:lrange("whatever", 0, -1)  ;mc :returns({})
+
+        mc:replay()
+        local res = self.push:callid_get("whatever")
+        mc:verify()
+        lu.assertEquals(res, {})
+    end
+-- class TestNGCPPush
+--EOF