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-rw-r--r--bin/1sh/tests/parser/case1.014
1 files changed, 14 insertions, 0 deletions
diff --git a/bin/1sh/tests/parser/case1.0 b/bin/1sh/tests/parser/case1.0
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+++ b/bin/1sh/tests/parser/case1.0
@@ -0,0 +1,14 @@
+# $FreeBSD: releng/12.1/bin/sh/tests/parser/case1.0 207824 2010-05-09 17:10:50Z jilles $
+
+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