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/app/slashcommands/util_test.go

@@ -0,0 +1,40 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+
+package slashcommands
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestParseNamedArgs(t *testing.T) {
+	data := []struct {
+		name string
+		s    string
+		m    map[string]string
+	}{
+		{"empty", "", map[string]string{}},
+		{"gibberish", "ifu3ue-h29f8", map[string]string{}},
+		{"action only", "remote status", map[string]string{ActionKey: "status"}},
+		{"no action", "remote --arg1 val1 --arg2 val2", map[string]string{"arg1": "val1", "arg2": "val2"}},
+		{"command only", "remote", map[string]string{}},
+		{"trailing empty arg", "remote add --arg1 val1 --arg2", map[string]string{ActionKey: "add", "arg1": "val1", "arg2": ""}},
+		{"leading empty arg", "remote add --arg1 --arg2 val2", map[string]string{ActionKey: "add", "arg1": "", "arg2": "val2"}},
+		{"weird", "-- -- -- --", map[string]string{}},
+		{"hyphen before action", "remote -- add", map[string]string{}},
+		{"trailing hyphen", "remote add -- ", map[string]string{ActionKey: "add"}},
+		{"hyphen in val", "remote add --arg1 val-1 ", map[string]string{ActionKey: "add", "arg1": "val-1"}},
+		{"quote prefix and suffix", "remote add --arg1 \"val-1\"", map[string]string{ActionKey: "add", "arg1": "val-1"}},
+		{"quote embedded", "remote add --arg1 O'Brien", map[string]string{ActionKey: "add", "arg1": "O'Brien"}},
+		{"quote prefix, suffix, and embedded", "remote add --arg1 \"O'Brien\"", map[string]string{ActionKey: "add", "arg1": "O'Brien"}},
+		{"empty quotes", "remote add --arg1 \"\"", map[string]string{ActionKey: "add", "arg1": ""}},
+	}
+
+	for _, tt := range data {
+		m := parseNamedArgs(tt.s)
+		assert.NotNil(t, m)
+		assert.Equal(t, tt.m, m, tt.name)
+	}
+}