From a43dba76ea394d789de67c6322b51e1d65bdba3b Mon Sep 17 00:00:00 2001
From: Denis Vlasenko <vda.linux@googlemail.com>
Date: Sun, 2 Mar 2008 19:57:53 +0000
Subject: [PATCH] msh: create testsuite (based on hush one) hush: add TODO
 (doesn't know ":" command)

---
 shell/hush_test/zbad                          |  3 +
 shell/msh_test/msh-bugs/noeol3.right          |  1 +
 shell/msh_test/msh-bugs/noeol3.tests          |  2 +
 shell/msh_test/msh-bugs/process_subst.right   |  3 +
 shell/msh_test/msh-bugs/process_subst.tests   |  3 +
 shell/msh_test/msh-bugs/read.right            |  4 ++
 shell/msh_test/msh-bugs/read.tests            |  4 ++
 shell/msh_test/msh-bugs/shift.right           |  6 ++
 shell/msh_test/msh-bugs/shift.tests           | 14 ++++
 shell/msh_test/msh-bugs/starquoted.right      |  8 +++
 shell/msh_test/msh-bugs/starquoted.tests      |  8 +++
 shell/msh_test/msh-bugs/syntax_err.right      |  2 +
 shell/msh_test/msh-bugs/syntax_err.tests      |  3 +
 .../msh-bugs/var_expand_in_assign.right       |  5 ++
 .../msh-bugs/var_expand_in_assign.tests       | 15 +++++
 .../msh-bugs/var_expand_in_redir.right        |  3 +
 .../msh-bugs/var_expand_in_redir.tests        | 13 ++++
 .../msh_test/msh-execution/nested_break.right |  8 +++
 .../nested_break.tests}                       | 12 ----
 shell/msh_test/msh-misc/tick.right            |  2 +
 shell/msh_test/msh-misc/tick.tests            |  4 ++
 shell/msh_test/msh-parsing/argv0.right        |  1 +
 shell/msh_test/msh-parsing/argv0.tests        |  4 ++
 shell/msh_test/msh-parsing/noeol.right        |  1 +
 shell/msh_test/msh-parsing/noeol.tests        |  2 +
 shell/msh_test/msh-parsing/noeol2.right       |  1 +
 shell/msh_test/msh-parsing/noeol2.tests       |  7 ++
 shell/msh_test/msh-parsing/quote1.right       |  1 +
 shell/msh_test/msh-parsing/quote1.tests       |  2 +
 shell/msh_test/msh-parsing/quote2.right       |  1 +
 shell/msh_test/msh-parsing/quote2.tests       |  2 +
 shell/msh_test/msh-parsing/quote3.right       |  3 +
 shell/msh_test/msh-parsing/quote3.tests       |  8 +++
 shell/msh_test/msh-parsing/quote4.right       |  1 +
 shell/msh_test/msh-parsing/quote4.tests       |  2 +
 shell/msh_test/msh-vars/star.right            |  6 ++
 shell/msh_test/msh-vars/star.tests            |  8 +++
 shell/msh_test/msh-vars/var.right             |  4 ++
 shell/msh_test/msh-vars/var.tests             |  9 +++
 .../msh_test/msh-vars/var_subst_in_for.right  | 40 ++++++++++++
 .../msh_test/msh-vars/var_subst_in_for.tests  | 40 ++++++++++++
 shell/msh_test/run-all                        | 64 +++++++++++++++++++
 42 files changed, 318 insertions(+), 12 deletions(-)
 create mode 100644 shell/hush_test/zbad
 create mode 100644 shell/msh_test/msh-bugs/noeol3.right
 create mode 100755 shell/msh_test/msh-bugs/noeol3.tests
 create mode 100644 shell/msh_test/msh-bugs/process_subst.right
 create mode 100755 shell/msh_test/msh-bugs/process_subst.tests
 create mode 100644 shell/msh_test/msh-bugs/read.right
 create mode 100755 shell/msh_test/msh-bugs/read.tests
 create mode 100644 shell/msh_test/msh-bugs/shift.right
 create mode 100755 shell/msh_test/msh-bugs/shift.tests
 create mode 100644 shell/msh_test/msh-bugs/starquoted.right
 create mode 100755 shell/msh_test/msh-bugs/starquoted.tests
 create mode 100644 shell/msh_test/msh-bugs/syntax_err.right
 create mode 100755 shell/msh_test/msh-bugs/syntax_err.tests
 create mode 100644 shell/msh_test/msh-bugs/var_expand_in_assign.right
 create mode 100755 shell/msh_test/msh-bugs/var_expand_in_assign.tests
 create mode 100644 shell/msh_test/msh-bugs/var_expand_in_redir.right
 create mode 100755 shell/msh_test/msh-bugs/var_expand_in_redir.tests
 create mode 100644 shell/msh_test/msh-execution/nested_break.right
 rename shell/msh_test/{TODO_bug846 => msh-execution/nested_break.tests} (70%)
 mode change 100644 => 100755
 create mode 100644 shell/msh_test/msh-misc/tick.right
 create mode 100755 shell/msh_test/msh-misc/tick.tests
 create mode 100644 shell/msh_test/msh-parsing/argv0.right
 create mode 100755 shell/msh_test/msh-parsing/argv0.tests
 create mode 100644 shell/msh_test/msh-parsing/noeol.right
 create mode 100755 shell/msh_test/msh-parsing/noeol.tests
 create mode 100644 shell/msh_test/msh-parsing/noeol2.right
 create mode 100755 shell/msh_test/msh-parsing/noeol2.tests
 create mode 100644 shell/msh_test/msh-parsing/quote1.right
 create mode 100755 shell/msh_test/msh-parsing/quote1.tests
 create mode 100644 shell/msh_test/msh-parsing/quote2.right
 create mode 100755 shell/msh_test/msh-parsing/quote2.tests
 create mode 100644 shell/msh_test/msh-parsing/quote3.right
 create mode 100755 shell/msh_test/msh-parsing/quote3.tests
 create mode 100644 shell/msh_test/msh-parsing/quote4.right
 create mode 100755 shell/msh_test/msh-parsing/quote4.tests
 create mode 100644 shell/msh_test/msh-vars/star.right
 create mode 100755 shell/msh_test/msh-vars/star.tests
 create mode 100644 shell/msh_test/msh-vars/var.right
 create mode 100755 shell/msh_test/msh-vars/var.tests
 create mode 100644 shell/msh_test/msh-vars/var_subst_in_for.right
 create mode 100755 shell/msh_test/msh-vars/var_subst_in_for.tests
 create mode 100755 shell/msh_test/run-all

diff --git a/shell/hush_test/zbad b/shell/hush_test/zbad
new file mode 100644
index 000000000..e4b5caa61
--- /dev/null
+++ b/shell/hush_test/zbad
@@ -0,0 +1,3 @@
+# TODO: hush doesn't know ':' null command
+
+while :; do exit; done
diff --git a/shell/msh_test/msh-bugs/noeol3.right b/shell/msh_test/msh-bugs/noeol3.right
new file mode 100644
index 000000000..56f8515b7
--- /dev/null
+++ b/shell/msh_test/msh-bugs/noeol3.right
@@ -0,0 +1 @@
+hush: syntax error: unterminated "
diff --git a/shell/msh_test/msh-bugs/noeol3.tests b/shell/msh_test/msh-bugs/noeol3.tests
new file mode 100755
index 000000000..ec958ed7a
--- /dev/null
+++ b/shell/msh_test/msh-bugs/noeol3.tests
@@ -0,0 +1,2 @@
+# last line has no EOL!
+echo "unterminated
\ No newline at end of file
diff --git a/shell/msh_test/msh-bugs/process_subst.right b/shell/msh_test/msh-bugs/process_subst.right
new file mode 100644
index 000000000..397bc8067
--- /dev/null
+++ b/shell/msh_test/msh-bugs/process_subst.right
@@ -0,0 +1,3 @@
+TESTzzBEST
+TEST$(echo zz)BEST
+TEST'BEST
diff --git a/shell/msh_test/msh-bugs/process_subst.tests b/shell/msh_test/msh-bugs/process_subst.tests
new file mode 100755
index 000000000..21996bc0e
--- /dev/null
+++ b/shell/msh_test/msh-bugs/process_subst.tests
@@ -0,0 +1,3 @@
+echo "TEST`echo zz;echo;echo`BEST"
+echo "TEST`echo '$(echo zz)'`BEST"
+echo "TEST`echo "'"`BEST"
diff --git a/shell/msh_test/msh-bugs/read.right b/shell/msh_test/msh-bugs/read.right
new file mode 100644
index 000000000..0e50e2a23
--- /dev/null
+++ b/shell/msh_test/msh-bugs/read.right
@@ -0,0 +1,4 @@
+read
+cat
+echo "REPLY=$REPLY"
+REPLY=exec <read.tests
diff --git a/shell/msh_test/msh-bugs/read.tests b/shell/msh_test/msh-bugs/read.tests
new file mode 100755
index 000000000..ff1acbde1
--- /dev/null
+++ b/shell/msh_test/msh-bugs/read.tests
@@ -0,0 +1,4 @@
+exec <read.tests
+read
+cat
+echo "REPLY=$REPLY"
diff --git a/shell/msh_test/msh-bugs/shift.right b/shell/msh_test/msh-bugs/shift.right
new file mode 100644
index 000000000..d281e358c
--- /dev/null
+++ b/shell/msh_test/msh-bugs/shift.right
@@ -0,0 +1,6 @@
+./shift.tests abc d e
+./shift.tests d e 123
+./shift.tests d e 123
+./shift.tests
+./shift.tests
+./shift.tests
diff --git a/shell/msh_test/msh-bugs/shift.tests b/shell/msh_test/msh-bugs/shift.tests
new file mode 100755
index 000000000..53ef249f2
--- /dev/null
+++ b/shell/msh_test/msh-bugs/shift.tests
@@ -0,0 +1,14 @@
+if test $# = 0; then
+    exec "$THIS_SH" $0 abc "d e" 123
+fi
+echo $0 $1 $2
+shift
+echo $0 $1 $2
+shift 999
+echo $0 $1 $2
+shift 2
+echo $0 $1 $2
+shift 2
+echo $0 $1 $2
+shift
+echo $0 $1 $2
diff --git a/shell/msh_test/msh-bugs/starquoted.right b/shell/msh_test/msh-bugs/starquoted.right
new file mode 100644
index 000000000..b56323fe1
--- /dev/null
+++ b/shell/msh_test/msh-bugs/starquoted.right
@@ -0,0 +1,8 @@
+.1 abc d e f.
+.1.
+.abc.
+.d e f.
+.-1 abc d e f-.
+.-1.
+.abc.
+.d e f-.
diff --git a/shell/msh_test/msh-bugs/starquoted.tests b/shell/msh_test/msh-bugs/starquoted.tests
new file mode 100755
index 000000000..2fe49b1cd
--- /dev/null
+++ b/shell/msh_test/msh-bugs/starquoted.tests
@@ -0,0 +1,8 @@
+if test $# = 0; then
+    exec "$THIS_SH" "$0" 1 abc 'd e f'
+fi
+
+for a in "$*"; do echo ".$a."; done
+for a in "$@"; do echo ".$a."; done
+for a in "-$*-"; do echo ".$a."; done
+for a in "-$@-"; do echo ".$a."; done
diff --git a/shell/msh_test/msh-bugs/syntax_err.right b/shell/msh_test/msh-bugs/syntax_err.right
new file mode 100644
index 000000000..08a270c31
--- /dev/null
+++ b/shell/msh_test/msh-bugs/syntax_err.right
@@ -0,0 +1,2 @@
+shown
+hush: syntax error: unterminated '
diff --git a/shell/msh_test/msh-bugs/syntax_err.tests b/shell/msh_test/msh-bugs/syntax_err.tests
new file mode 100755
index 000000000..d10ed42e9
--- /dev/null
+++ b/shell/msh_test/msh-bugs/syntax_err.tests
@@ -0,0 +1,3 @@
+echo shown
+echo test `echo 'aa`
+echo not shown
diff --git a/shell/msh_test/msh-bugs/var_expand_in_assign.right b/shell/msh_test/msh-bugs/var_expand_in_assign.right
new file mode 100644
index 000000000..352210d7e
--- /dev/null
+++ b/shell/msh_test/msh-bugs/var_expand_in_assign.right
@@ -0,0 +1,5 @@
+. .
+.abc d e.
+.abc d e.
+.abc d e.
+.abc d e.
diff --git a/shell/msh_test/msh-bugs/var_expand_in_assign.tests b/shell/msh_test/msh-bugs/var_expand_in_assign.tests
new file mode 100755
index 000000000..18cdc74c0
--- /dev/null
+++ b/shell/msh_test/msh-bugs/var_expand_in_assign.tests
@@ -0,0 +1,15 @@
+if test $# = 0; then
+    exec "$THIS_SH" "$0" abc "d e"
+fi
+
+space=' '
+echo .$space.
+
+a=$*
+echo .$a.
+a=$@
+echo .$a.
+a="$*"
+echo .$a.
+a="$@"
+echo .$a.
diff --git a/shell/msh_test/msh-bugs/var_expand_in_redir.right b/shell/msh_test/msh-bugs/var_expand_in_redir.right
new file mode 100644
index 000000000..423299c97
--- /dev/null
+++ b/shell/msh_test/msh-bugs/var_expand_in_redir.right
@@ -0,0 +1,3 @@
+TEST1
+TEST2
+TEST3
diff --git a/shell/msh_test/msh-bugs/var_expand_in_redir.tests b/shell/msh_test/msh-bugs/var_expand_in_redir.tests
new file mode 100755
index 000000000..bda6bdd7f
--- /dev/null
+++ b/shell/msh_test/msh-bugs/var_expand_in_redir.tests
@@ -0,0 +1,13 @@
+if test $# = 0; then
+    exec "$THIS_SH" "$0" abc "d e"
+fi
+
+echo TEST1 >"$1.out"
+echo TEST2 >"$2.out"
+# bash says: "$@.out": ambiguous redirect
+# ash handles it as if it is '$*' - we do the same
+echo TEST3 >"$@.out"
+
+cat abc.out "d e.out" "abc d e.out"
+
+rm abc.out "d e.out" "abc d e.out"
diff --git a/shell/msh_test/msh-execution/nested_break.right b/shell/msh_test/msh-execution/nested_break.right
new file mode 100644
index 000000000..4e8b6b0f2
--- /dev/null
+++ b/shell/msh_test/msh-execution/nested_break.right
@@ -0,0 +1,8 @@
+A
+B
+iteration
+C
+A
+B
+iteration
+D
diff --git a/shell/msh_test/TODO_bug846 b/shell/msh_test/msh-execution/nested_break.tests
old mode 100644
new mode 100755
similarity index 70%
rename from shell/msh_test/TODO_bug846
rename to shell/msh_test/msh-execution/nested_break.tests
index 5c777fedb..f2e6f81ae
--- a/shell/msh_test/TODO_bug846
+++ b/shell/msh_test/msh-execution/nested_break.tests
@@ -1,5 +1,3 @@
-#!/bin/sh
-# For future msh testsuite:
 # Testcase for http://bugs.busybox.net/view.php?id=846
 
 n=0
@@ -17,13 +15,3 @@ do
         n=`expr $n + 1`
 done
 echo D
-
-# output should be:
-# A
-# B
-# iteration
-# C
-# A
-# B
-# iteration
-# D
diff --git a/shell/msh_test/msh-misc/tick.right b/shell/msh_test/msh-misc/tick.right
new file mode 100644
index 000000000..6ed281c75
--- /dev/null
+++ b/shell/msh_test/msh-misc/tick.right
@@ -0,0 +1,2 @@
+1
+1
diff --git a/shell/msh_test/msh-misc/tick.tests b/shell/msh_test/msh-misc/tick.tests
new file mode 100755
index 000000000..1f749a9cd
--- /dev/null
+++ b/shell/msh_test/msh-misc/tick.tests
@@ -0,0 +1,4 @@
+true
+false; echo `echo $?`
+true
+{ false; echo `echo $?`; }
diff --git a/shell/msh_test/msh-parsing/argv0.right b/shell/msh_test/msh-parsing/argv0.right
new file mode 100644
index 000000000..d86bac9de
--- /dev/null
+++ b/shell/msh_test/msh-parsing/argv0.right
@@ -0,0 +1 @@
+OK
diff --git a/shell/msh_test/msh-parsing/argv0.tests b/shell/msh_test/msh-parsing/argv0.tests
new file mode 100755
index 000000000..f5c40f6fe
--- /dev/null
+++ b/shell/msh_test/msh-parsing/argv0.tests
@@ -0,0 +1,4 @@
+if test $# = 0; then
+    exec "$THIS_SH" "$0" arg
+fi
+echo OK
diff --git a/shell/msh_test/msh-parsing/noeol.right b/shell/msh_test/msh-parsing/noeol.right
new file mode 100644
index 000000000..e427984d4
--- /dev/null
+++ b/shell/msh_test/msh-parsing/noeol.right
@@ -0,0 +1 @@
+HELLO
diff --git a/shell/msh_test/msh-parsing/noeol.tests b/shell/msh_test/msh-parsing/noeol.tests
new file mode 100755
index 000000000..a93113a03
--- /dev/null
+++ b/shell/msh_test/msh-parsing/noeol.tests
@@ -0,0 +1,2 @@
+# next line has no EOL!
+echo HELLO
\ No newline at end of file
diff --git a/shell/msh_test/msh-parsing/noeol2.right b/shell/msh_test/msh-parsing/noeol2.right
new file mode 100644
index 000000000..d00491fd7
--- /dev/null
+++ b/shell/msh_test/msh-parsing/noeol2.right
@@ -0,0 +1 @@
+1
diff --git a/shell/msh_test/msh-parsing/noeol2.tests b/shell/msh_test/msh-parsing/noeol2.tests
new file mode 100755
index 000000000..1220f056f
--- /dev/null
+++ b/shell/msh_test/msh-parsing/noeol2.tests
@@ -0,0 +1,7 @@
+# last line has no EOL!
+if true
+then
+  echo 1
+else
+  echo 2
+fi
\ No newline at end of file
diff --git a/shell/msh_test/msh-parsing/quote1.right b/shell/msh_test/msh-parsing/quote1.right
new file mode 100644
index 000000000..cb382054c
--- /dev/null
+++ b/shell/msh_test/msh-parsing/quote1.right
@@ -0,0 +1 @@
+'1'
diff --git a/shell/msh_test/msh-parsing/quote1.tests b/shell/msh_test/msh-parsing/quote1.tests
new file mode 100755
index 000000000..f55895466
--- /dev/null
+++ b/shell/msh_test/msh-parsing/quote1.tests
@@ -0,0 +1,2 @@
+a=1
+echo "'$a'"
diff --git a/shell/msh_test/msh-parsing/quote2.right b/shell/msh_test/msh-parsing/quote2.right
new file mode 100644
index 000000000..3bc9edcd6
--- /dev/null
+++ b/shell/msh_test/msh-parsing/quote2.right
@@ -0,0 +1 @@
+>1
diff --git a/shell/msh_test/msh-parsing/quote2.tests b/shell/msh_test/msh-parsing/quote2.tests
new file mode 100755
index 000000000..bd966f30b
--- /dev/null
+++ b/shell/msh_test/msh-parsing/quote2.tests
@@ -0,0 +1,2 @@
+a=1
+echo ">$a"
diff --git a/shell/msh_test/msh-parsing/quote3.right b/shell/msh_test/msh-parsing/quote3.right
new file mode 100644
index 000000000..069a46e8f
--- /dev/null
+++ b/shell/msh_test/msh-parsing/quote3.right
@@ -0,0 +1,3 @@
+Testing: in $empty""
+..
+Finished
diff --git a/shell/msh_test/msh-parsing/quote3.tests b/shell/msh_test/msh-parsing/quote3.tests
new file mode 100755
index 000000000..075e78570
--- /dev/null
+++ b/shell/msh_test/msh-parsing/quote3.tests
@@ -0,0 +1,8 @@
+if test $# = 0; then
+    exec "$THIS_SH" quote3.tests abc "d e"
+fi
+
+echo 'Testing: in $empty""'
+empty=''
+for a in $empty""; do echo ".$a."; done
+echo Finished
diff --git a/shell/msh_test/msh-parsing/quote4.right b/shell/msh_test/msh-parsing/quote4.right
new file mode 100644
index 000000000..b2901ea97
--- /dev/null
+++ b/shell/msh_test/msh-parsing/quote4.right
@@ -0,0 +1 @@
+a b
diff --git a/shell/msh_test/msh-parsing/quote4.tests b/shell/msh_test/msh-parsing/quote4.tests
new file mode 100755
index 000000000..f1dabfa54
--- /dev/null
+++ b/shell/msh_test/msh-parsing/quote4.tests
@@ -0,0 +1,2 @@
+a_b='a b'
+echo "$a_b"
diff --git a/shell/msh_test/msh-vars/star.right b/shell/msh_test/msh-vars/star.right
new file mode 100644
index 000000000..0ecc55bc2
--- /dev/null
+++ b/shell/msh_test/msh-vars/star.right
@@ -0,0 +1,6 @@
+.1.
+.abc.
+.d.
+.e.
+.f.
+.1 abc d e f.
diff --git a/shell/msh_test/msh-vars/star.tests b/shell/msh_test/msh-vars/star.tests
new file mode 100755
index 000000000..5554c4090
--- /dev/null
+++ b/shell/msh_test/msh-vars/star.tests
@@ -0,0 +1,8 @@
+if test $# = 0; then
+    exec "$THIS_SH" star.tests 1 abc 'd e f'
+fi
+# 'd e f' should be split into 3 separate args:
+for a in $*; do echo ".$a."; done
+
+# must produce .1 abc d e f.
+for a in "$*"; do echo ".$a."; done
diff --git a/shell/msh_test/msh-vars/var.right b/shell/msh_test/msh-vars/var.right
new file mode 100644
index 000000000..14b2314d9
--- /dev/null
+++ b/shell/msh_test/msh-vars/var.right
@@ -0,0 +1,4 @@
+http://busybox.net
+http://busybox.net_abc
+1
+1
diff --git a/shell/msh_test/msh-vars/var.tests b/shell/msh_test/msh-vars/var.tests
new file mode 100755
index 000000000..0a63696c9
--- /dev/null
+++ b/shell/msh_test/msh-vars/var.tests
@@ -0,0 +1,9 @@
+URL=http://busybox.net
+
+echo $URL
+echo ${URL}_abc
+
+true
+false; echo $?
+true
+{ false; echo $?; }
diff --git a/shell/msh_test/msh-vars/var_subst_in_for.right b/shell/msh_test/msh-vars/var_subst_in_for.right
new file mode 100644
index 000000000..c8aca1c12
--- /dev/null
+++ b/shell/msh_test/msh-vars/var_subst_in_for.right
@@ -0,0 +1,40 @@
+Testing: in x y z
+.x.
+.y.
+.z.
+Testing: in u $empty v
+.u.
+.v.
+Testing: in u " $empty" v
+.u.
+. .
+.v.
+Testing: in u $empty $empty$a v
+.u.
+.a.
+.v.
+Testing: in $a_b
+.a.
+.b.
+Testing: in $*
+.abc.
+.d.
+.e.
+Testing: in $@
+.abc.
+.d.
+.e.
+Testing: in -$*-
+.-abc.
+.d.
+.e-.
+Testing: in -$@-
+.-abc.
+.d.
+.e-.
+Testing: in $a_b -$a_b-
+.a.
+.b.
+.-a.
+.b-.
+Finished
diff --git a/shell/msh_test/msh-vars/var_subst_in_for.tests b/shell/msh_test/msh-vars/var_subst_in_for.tests
new file mode 100755
index 000000000..4d1c11201
--- /dev/null
+++ b/shell/msh_test/msh-vars/var_subst_in_for.tests
@@ -0,0 +1,40 @@
+if test $# = 0; then
+    exec "$THIS_SH" var_subst_in_for.tests abc "d e"
+fi
+
+echo 'Testing: in x y z'
+for a in x y z; do echo ".$a."; done
+
+echo 'Testing: in u $empty v'
+empty=''
+for a in u $empty v; do echo ".$a."; done
+
+echo 'Testing: in u " $empty" v'
+empty=''
+for a in u " $empty" v; do echo ".$a."; done
+
+echo 'Testing: in u $empty $empty$a v'
+a='a'
+for a in u $empty $empty$a v; do echo ".$a."; done
+
+echo 'Testing: in $a_b'
+a_b='a b'
+for a in $a_b; do echo ".$a."; done
+
+echo 'Testing: in $*'
+for a in $*; do echo ".$a."; done
+
+echo 'Testing: in $@'
+for a in $@; do echo ".$a."; done
+
+echo 'Testing: in -$*-'
+for a in -$*-; do echo ".$a."; done
+
+echo 'Testing: in -$@-'
+for a in -$@-; do echo ".$a."; done
+
+echo 'Testing: in $a_b -$a_b-'
+a_b='a b'
+for a in $a_b -$a_b-; do echo ".$a."; done
+
+echo Finished
diff --git a/shell/msh_test/run-all b/shell/msh_test/run-all
new file mode 100755
index 000000000..43bc9fc0b
--- /dev/null
+++ b/shell/msh_test/run-all
@@ -0,0 +1,64 @@
+#!/bin/sh
+
+test -x msh || {
+    echo "No ./msh?! Perhaps you want to run 'ln -s ../../busybox msh'"
+    exit
+}
+
+PATH="$PWD:$PATH" # for msh
+export PATH
+
+THIS_SH="$PWD/msh"
+export THIS_SH
+
+do_test()
+{
+    test -d "$1" || return 0
+#   echo Running tests in directory "$1"
+    (
+    cd "$1" || { echo "cannot cd $1!"; exit 1; }
+    for x in run-*; do
+	test -f "$x" || continue
+	case "$x" in
+	    "$0"|run-minimal|run-gprof) ;;
+	    *.orig|*~) ;;
+	    #*) echo $x ; sh $x ;;
+	    *)
+	    sh "$x" >"../$1-$x.fail" 2>&1 && \
+	    { echo "$1/$x: ok"; rm "../$1-$x.fail"; } || echo "$1/$x: fail";
+	    ;;
+	esac
+    done
+    # Many bash run-XXX scripts just do this,
+    # no point in duplication it all over the place
+    for x in *.tests; do
+	test -x "$x" || continue
+	name="${x%%.tests}"
+	test -f "$name.right" || continue
+#	echo Running test: "$name.right"
+	{
+	    "$THIS_SH" "./$x" >"$name.xx" 2>&1
+	    diff -u "$name.xx" "$name.right" >"../$1-$x.fail" && rm -f "$name.xx" "../$1-$x.fail"
+	} && echo "$1/$x: ok" || echo "$1/$x: fail"
+    done
+    )
+}
+
+# Main part of this script
+# Usage: run-all [directories]
+
+if [ $# -lt 1 ]; then
+    # All sub directories
+    modules=`ls -d msh-*`
+
+    for module in $modules; do
+	do_test $module
+    done
+else
+    while [ $# -ge 1 ]; do
+	if [ -d $1 ]; then
+	    do_test $1
+	fi
+	shift
+    done
+fi
-- 
2.25.1