1 files changed, 34 insertions, 0 deletions
diff --git a/tests/exp5.sub b/tests/exp5.sub
new file mode 100644
index 0000000..5cf8ed7
--- /dev/null
+++ b/tests/exp5.sub
@@ -0,0 +1,34 @@
+#   This program is free software: you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation, either version 3 of the License, or
+#   (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+# expansions involving patterns
+var='[hello'
+echo "${var//[/}"
+
+red='\[\e[0;31m\]'
+printf "%s\n" "${red//\\[\\e/}"
+
+foo="${red//\\[\\e/}"
+
+# foo == [0;31m\]
+printf "%s\n" "${foo//[0;31m\\/}"
+
+echo "${var//[]/}"
+echo "${red//[]/}"
+
+v=hello
+foo='[:alpha:]'
+
+echo ${v//[[:alpha:]]/}
+echo ${v//[[:alpha]]/}
+echo ${v//[[:alpha]/}