Port some small tests to littlecheck

tests/checks/exec.fish

@@ -0,0 +1,13 @@
+#RUN: %fish %s
+exec cat < nosuchfile
+#CHECKERR: warning: An error occurred while redirecting file 'nosuchfile'
+#CHECKERR: open: No such file or directory
+echo "failed: $status"
+#CHECK: failed: 1
+not exec cat < nosuchfile
+#CHECKERR: warning: An error occurred while redirecting file 'nosuchfile'
+#CHECKERR: open: No such file or directory
+echo "neg failed: $status"
+#CHECK: neg failed: 0
+exec cat < /dev/null
+echo "not reached"

tests/checks/expansion.fish

@@ -11,3 +11,9 @@ printf '<%s>\n' ($fish -c 'if $f[a]; end' 2>&1)
 # CHECK: <fish: Invalid index value>
 # CHECK: <if $f[a]; end>
 # CHECK: <      ^>
+
+set a A
+set aa AA
+set aaa AAA
+echo {$aa}a{1,2,3}(for a in 1 2 3; echo $a; end)
+#CHECK: AAa11 AAa21 AAa31 AAa12 AAa22 AAa32 AAa13 AAa23 AAa33

tests/test2.in

@@ -1,6 +0,0 @@
-#Tests complex parameter expansions
-
-set a A
-set aa AA
-set aaa AAA
-echo {$aa}a{1,2,3}(for a in 1 2 3; echo $a; end)

tests/test2.out

@@ -1 +0,0 @@
-AAa11 AAa21 AAa31 AAa12 AAa22 AAa32 AAa13 AAa23 AAa33

tests/test_exec_fail.err

@@ -1,4 +0,0 @@
-warning: An error occurred while redirecting file 'nosuchfile'
-open: No such file or directory
-warning: An error occurred while redirecting file 'nosuchfile'
-open: No such file or directory

tests/test_exec_fail.in

@@ -1,6 +0,0 @@
-exec cat < nosuchfile
-echo "failed: $status"
-not exec cat < nosuchfile
-echo "neg failed: $status"
-exec cat < /dev/null
-echo "not reached"

tests/test_exec_fail.out

@@ -1,2 +0,0 @@
-failed: 1
-neg failed: 0

tests/test_exec_fail.status

@@ -1 +0,0 @@
-0