Mono repo -> Master (#22553)

Combines the following repositories into one:

https://github.com/mattermost/mattermost-server
https://github.com/mattermost/mattermost-webapp
https://github.com/mattermost/focalboard
https://github.com/mattermost/mattermost-plugin-playbooks

server/channels/utils/urlencode_test.go

@@ -0,0 +1,28 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+
+package utils
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestURLEncode(t *testing.T) {
+
+	toEncode := "testing 1 2 3"
+	encoded := URLEncode(toEncode)
+
+	require.Equal(t, encoded, "testing%201%202%203")
+
+	toEncode = "testing123"
+	encoded = URLEncode(toEncode)
+
+	require.Equal(t, encoded, "testing123")
+
+	toEncode = "testing$#~123"
+	encoded = URLEncode(toEncode)
+
+	require.Equal(t, encoded, "testing%24%23~123")
+}