add test for get_version

tests/get_version.sh

+#!/bin/sh
+
+. `dirname $0`/../share/eterbuild/functions/common
+load_mod spec
+
+SPEC=get_ver.spec
+
+check_get_version()
+{
+RES=$1
+cat <<EOF >$SPEC
+Name: get_version_test
+Release: alt1
+Summary: Test
+Group: Other
+License: Public License
+%define major 1.0
+%define ver 10
+%define maj 1.0
+Version: $TESTVER
+
+%description
+Get version test
+EOF
+RESGET=`get_version $SPEC`
+	[ "$RES" != "$RESGET" ] && echo "FATAL with 'get_version': result '$RES' do not match with '$RESGET'" || echo "OK for 'get_version' with '$RESGET'"
+}
+
+TESTVER=1.0.10
+check_get_version 1.0.10
+
+# spec evals only on ALT
+TESTVER=%major.10
+check_get_version 1.0.10
+
+TESTVER=%maj.%ver
+check_get_version 1.0.10
+
+rm -f $SPEC