Author: jilles
Date: Sun May 9 17:10:50 2010
New Revision: 207824
URL: http://svn.freebsd.org/changeset/base/207824
Log:
sh: Add some parser tests.
case1.0 tests POSIX requirements and one more for keywords in case
statements. The others test very special cases of command substitution.
These also work on stable/8.
Added:
head/tools/regression/bin/sh/parser/case1.0 (contents, props changed)
head/tools/regression/bin/sh/parser/case2.0 (contents, props changed)
head/tools/regression/bin/sh/parser/heredoc3.0 (contents, props changed)
Added: head/tools/regression/bin/sh/parser/case1.0
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ head/tools/regression/bin/sh/parser/case1.0 Sun May 9 17:10:50 2010
(r207824)
@@ -0,0 +1,14 @@
+# $FreeBSD$
+
+keywords='if then else elif fi while until for do done { } case esac ! in'
+
+# Keywords can be used unquoted in case statements, except the keyword
+# esac as the first pattern of a '|' alternation without a starting '('.
+# (POSIX doesn't seem to require (esac) to work.)
+for k in $keywords; do
+ eval "case $k in (foo|$k) ;; *) echo bad ;; esac"
+ eval "case $k in ($k) ;; *) echo bad ;; esac"
+ eval "case $k in foo|$k) ;; *) echo bad ;; esac"
+ [ "$k" = esac ] && continue
+ eval "case $k in $k) ;; *) echo bad ;; esac"
+done
Added: head/tools/regression/bin/sh/parser/case2.0
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ head/tools/regression/bin/sh/parser/case2.0 Sun May 9 17:10:50 2010
(r207824)
@@ -0,0 +1,32 @@
+# $FreeBSD$
+
+# Pretty much only ash derivatives can parse all of this.
+
+f1() {
+ x=$(case x in
+ (x|esac) ;;
+ (*) echo bad >&2 ;;
+ esac)
+}
+f1
+f2() {
+ x=$(case x in
+ (x|esac) ;;
+ (*) echo bad >&2
+ esac)
+}
+f2
+f3() {
+ x=$(case x in
+ x|esac) ;;
+ *) echo bad >&2 ;;
+ esac)
+}
+f3
+f4() {
+ x=$(case x in
+ x|esac) ;;
+ *) echo bad >&2
+ esac)
+}
+f4
Added: head/tools/regression/bin/sh/parser/heredoc3.0
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ head/tools/regression/bin/sh/parser/heredoc3.0 Sun May 9 17:10:50
2010 (r207824)
@@ -0,0 +1,7 @@
+# $FreeBSD$
+
+# This may be expected to work, but pretty much only ash derivatives allow it.
+
+test "$(cat <<EOF)" = "hi there"
+hi there
+EOF
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