Port empty functions test to littlecheck

tests/checks/empty.fish

@@ -0,0 +1,18 @@
+# RUN: %fish %s
+
+# See issue 5692
+
+function empty
+end
+
+# functions should not preserve $status
+false; empty; echo $status
+# CHECK: 0
+true; empty; echo $status
+# CHECK: 0
+
+# blocks should preserve $status
+false; begin; end; echo $status
+# CHECK: 1
+true; begin; end; echo $status
+# CHECK: 0

tests/empty.err

@@ -1,3 +0,0 @@
-
-####################
-# Testing `0` after empty functions and blocks

tests/empty.in

@@ -1,16 +0,0 @@
-# See issue 5692
-
-logmsg "Testing `$status` after empty functions and blocks"
-
-function empty
-end
-
-# functions shouldn't preserve $status
-
-false; empty; echo $status # 0
-true; empty; echo $status # 0
-
-# blocks should preserve $status
-
-false; begin; end; echo $status # 1
-true; begin; end; echo $status # 0

tests/empty.out

@@ -1,7 +0,0 @@
-
-####################
-# Testing `0` after empty functions and blocks
-0
-0
-1
-0