Fix handling of aliases (e.g. hugo serve)

Fixes #11090

go.mod

@@ -18,7 +18,7 @@ require (
 	github.com/bep/lazycache v0.2.0
 	github.com/bep/mclib v1.20400.20402
 	github.com/bep/overlayfs v0.6.0
-	github.com/bep/simplecobra v0.3.1
+	github.com/bep/simplecobra v0.3.2
 	github.com/bep/tmc v0.5.1
 	github.com/clbanning/mxj/v2 v2.5.7
 	github.com/cli/safeexec v1.0.1

go.sum

@@ -186,6 +186,8 @@ github.com/bep/overlayfs v0.6.0 h1:sgLcq/qtIzbaQNl2TldGXOkHvqeZB025sPvHOQL+DYo=
 github.com/bep/overlayfs v0.6.0/go.mod h1:NFjSmn3kCqG7KX2Lmz8qT8VhPPCwZap3UNogXawoQHM=
 github.com/bep/simplecobra v0.3.1 h1:Ms9BucXcJRiGbPYpaJyxItYceQN/pvEZ0+V1+cUcsZ4=
 github.com/bep/simplecobra v0.3.1/go.mod h1:EOp6bCKuuHmwA9bQcRC8LcDB60co2Cmht5X4xMIOwf0=
+github.com/bep/simplecobra v0.3.2 h1:dVcflWm7l31zxV8QUrJqQ/de/satzqY8ukq0aL0pZDE=
+github.com/bep/simplecobra v0.3.2/go.mod h1:EOp6bCKuuHmwA9bQcRC8LcDB60co2Cmht5X4xMIOwf0=
 github.com/bep/tmc v0.5.1 h1:CsQnSC6MsomH64gw0cT5f+EwQDcvZz4AazKunFwTpuI=
 github.com/bep/tmc v0.5.1/go.mod h1:tGYHN8fS85aJPhDLgXETVKp+PR382OvFi2+q2GkGsq0=
 github.com/bep/workers v1.0.0 h1:U+H8YmEaBCEaFZBst7GcRVEoqeRC9dzH2dWOwGmOchg=

testscripts/commands/server_render_to_memory.txt

@@ -1,7 +1,8 @@
 # Test the hugo server command.
 
 # We run these tests in parallel so let Hugo decide which port to use.
-hugo server &
+# Deliberately using the alias 'serve' here.
+hugo serve &
 
 waitServer