msh: create testsuite (based on hush one)

hush: add TODO (doesn't know ":" command)

shell/msh_test/msh-bugs/noeol3.right

@@ -0,0 +1 @@
+hush: syntax error: unterminated "

shell/msh_test/msh-bugs/noeol3.tests

@@ -0,0 +1,2 @@
+# last line has no EOL!
+echo "unterminated

shell/msh_test/msh-bugs/process_subst.right

@@ -0,0 +1,3 @@
+TESTzzBEST
+TEST$(echo zz)BEST
+TEST'BEST

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"

shell/msh_test/msh-bugs/read.right

@@ -0,0 +1,4 @@
+read
+cat
+echo "REPLY=$REPLY"
+REPLY=exec <read.tests

shell/msh_test/msh-bugs/read.tests

@@ -0,0 +1,4 @@
+exec <read.tests
+read
+cat
+echo "REPLY=$REPLY"

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

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

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-.

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

shell/msh_test/msh-bugs/syntax_err.right

@@ -0,0 +1,2 @@
+shown
+hush: syntax error: unterminated '

shell/msh_test/msh-bugs/syntax_err.tests

@@ -0,0 +1,3 @@
+echo shown
+echo test `echo 'aa`
+echo not shown

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.

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.

shell/msh_test/msh-bugs/var_expand_in_redir.right

@@ -0,0 +1,3 @@
+TEST1
+TEST2
+TEST3

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"