From c0ec19525dbe9ab467e36097e42c2ecc28260982 Mon Sep 17 00:00:00 2001
From: jilles <jilles@FreeBSD.org>
Date: Sun, 9 May 2010 17:10:50 +0000
Subject: 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.
---
 tools/regression/bin/sh/parser/case1.0    | 14 ++++++++++++++
 tools/regression/bin/sh/parser/case2.0    | 32 +++++++++++++++++++++++++++++++
 tools/regression/bin/sh/parser/heredoc3.0 |  7 +++++++
 3 files changed, 53 insertions(+)
 create mode 100644 tools/regression/bin/sh/parser/case1.0
 create mode 100644 tools/regression/bin/sh/parser/case2.0
 create mode 100644 tools/regression/bin/sh/parser/heredoc3.0

(limited to 'tools')

diff --git a/tools/regression/bin/sh/parser/case1.0 b/tools/regression/bin/sh/parser/case1.0
new file mode 100644
index 0000000..49b4c45
--- /dev/null
+++ b/tools/regression/bin/sh/parser/case1.0
@@ -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
diff --git a/tools/regression/bin/sh/parser/case2.0 b/tools/regression/bin/sh/parser/case2.0
new file mode 100644
index 0000000..14610e4
--- /dev/null
+++ b/tools/regression/bin/sh/parser/case2.0
@@ -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
diff --git a/tools/regression/bin/sh/parser/heredoc3.0 b/tools/regression/bin/sh/parser/heredoc3.0
new file mode 100644
index 0000000..b250272
--- /dev/null
+++ b/tools/regression/bin/sh/parser/heredoc3.0
@@ -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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