From cda2e38a28e8236fc5d18fcbd817f2812aa161cd Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pjm@nac.net>
Date: Sat, 08 Sep 2012 21:54:37 -0400
Subject: Implement functions common to all unit tests.

---
diff --git a/tests/common.sh b/tests/common.sh
new file mode 100644
index 0000000..55334e6
--- /dev/null
+++ b/tests/common.sh
@@ -0,0 +1,50 @@
+# opkbuild
+# tests/common
+# Common functions for unit tests.
+#
+# Copyright (C) 2012 Patrick "P. J." McDermott
+#
+# 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/>.
+
+# The "common" module is used by all library modules.
+# We have to manually load the "common" module so we can use it in ob_use.
+. "${DESTDIR}/lib/common.sm"
+
+ob_use()
+{
+	_ob_local _obu_module
+
+	if [ "${#}" -eq 1 ]; then
+		_obu_module="${1}"
+	else
+		return $(_ob_return 125)
+	fi
+
+	_obu_module="${DESTDIR}/lib/${_obu_module}.sm"
+	if [ -r "${_obu_module}" ]; then
+		. "${_obu_module}"
+	else
+		return $(_ob_return 1)
+	fi
+
+	return $(_ob_return 0)
+}
+
+test_assert()
+{
+	if ! $(eval "${@}"); then
+		printf 'Assertion failed with exit status %d:\n  %s\n' \
+			"${?}" "${@}"
+	fi
+}
--
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