Port jobs test to littlecheck

tests/checks/jobs.fish

@@ -1,16 +1,29 @@
+#RUN: %fish %s
 jobs -q; echo $status
+#CHECK: 1
 sleep 5 &
 sleep 5 &
 jobs -c
+#CHECK: Command
+#CHECK: sleep
+#CHECK: sleep
 jobs -q; echo $status
+#CHECK: 0
 bg -23 1 2>/dev/null
 or echo bg: invalid option -23 >&2
+#CHECKERR: bg: invalid option -23
 fg 3
+#CHECKERR: fg: No suitable job: 3
 bg 3
+#CHECKERR: bg: Could not find job '3'
 sleep 1 &
 disown
 jobs -c
+#CHECK: Command
+#CHECK: sleep
+#CHECK: sleep
 disown foo
+#CHECKERR: disown: 'foo' is not a valid job specifier
 disown (jobs -p)
 or exit 0
 
@@ -34,5 +47,12 @@ sleep 2
 # Verify `jobs -l` works and returns the right status codes
 # https://github.com/fish-shell/fish-shell/issues/6104
 jobs --last --command; echo $status
+#CHECK: Command
+#CHECK: sleep
+#CHECK: sleep is done
+#CHECK: 1
 sleep 0.2 &
 jobs -lc; echo $status
+#CHECK: Command
+#CHECK: sleep
+#CHECK: 0

tests/jobs.err

@@ -1,4 +0,0 @@
-bg: invalid option -23
-fg: No suitable job: 3
-bg: Could not find job '3'
-disown: 'foo' is not a valid job specifier

tests/jobs.out

@@ -1,15 +0,0 @@
-1
-Command
-sleep
-sleep
-0
-Command
-sleep
-sleep
-Command
-sleep
-sleep is done
-1
-Command
-sleep
-0