Add new testing framework along with a few micro-tests.

util/chip_size.sh

+#!/bin/sh
+#
+# Copyright (C) 2010 Google Inc.
+# Written by David Hendricks for Google Inc.
+#
+# 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 2 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, write to the Free Software
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+
+#TODO: Compare size reported by JEDEC ID (opcode 9fh)
+REPORTED_SIZE=$(./flashrom ${FLASHROM_PARAM} --get-size 2>/dev/null | tail -n 1)
+ACTUAL_SIZE=$(stat --printf="%s\n" ${BACKUP})
+if [ ${REPORTED_SIZE} -ne ${ACTUAL_SIZE} ]; then
+        return ${EXIT_FAILURE}
+fi
+
+return ${EXIT_SUCCESS}