add set_release tests

tests/set_release.sh

+#!/bin/sh
+
+#. /etc/rpm/etersoft-build-functions
+
+#. /usr/share/eterbuild/common
+
+check()
+{
+	[ "$2" != "$3" ] && echo "FATAL with '$1': result '$2' do not match with '$3'" || echo "OK for '$1' with '$2'"
+}
+
+
+get_release()
+{
+	echo $TESTREL
+}
+
+set_release()
+{
+	echo "$2"
+}
+
+# get 11 from alt11, 12.1 from alt12.1t
+get_numrelease()
+{
+	get_release "$1" | sed -e "s|\([a-Z]*\)\([0-9.]\)[^0-9.]*|\2|"
+}
+
+# get alt from alt11
+get_txtrelease()
+{
+	get_release "$1" | sed -e "s|\([a-Z]*\)\([0-9.]\).*|\1|"
+}
+
+# inc 2 release to 3
+inc_release()
+{
+	BASERELEASE=$(get_numrelease $1)
+	set_release "$i" $(get_txtrelease $1)$(($BASERELEASE + 1 ))
+}
+
+# inc 2.x to 2.(x+1) or 2 to 2.1
+inc_subrelease()
+{
+	BASERELEASE=$(get_numrelease $1)
+	MAJOR=`echo "$BASERELEASE" | sed -e "s|\..*||"`
+	MINOR=`echo "$BASERELEASE" | sed -e "s|.*\.||"`
+	[ "$MINOR" = "$BASERELEASE" ] && MINOR="0"
+	set_release "$1" "$(get_txtrelease $1)${MAJOR}.$(($MINOR + 1 ))"
+}
+
+TESTREL=alt2
+check get_release alt2 `get_release`
+
+# simple release N
+TESTREL=alt3
+check get_numrelease 3 `get_numrelease`
+
+TESTREL=alt4
+check get_txtrelease alt `get_txtrelease`
+
+# simple release N
+TESTREL=alt3test
+check Tget_numrelease 3 `get_numrelease`
+
+TESTREL=alt4test
+check Tget_txtrelease alt `get_txtrelease`
+
+# release N.N
+TESTREL=alt3.1
+check get_numrelease 3.1 `get_numrelease`
+
+TESTREL=alt4.2
+check get_txtrelease alt `get_txtrelease`
+
+TESTREL=alt5
+check inc_subrelease "alt5.1" `inc_subrelease ""`
+
+TESTREL=alt6.2
+check inc_subrelease "alt6.3" `inc_subrelease ""`
+
+BASERELEASE=27.5
+MAJOR=`echo "$BASERELEASE" | sed -e "s|\..*||"`
+MINOR=`echo "$BASERELEASE" | sed -e "s|.*\.||"`
+
+check MAJOR  27 $MAJOR
+check MINOR 5 $MINOR
+
+BASERELEASE=35
+MAJOR=`echo "$BASERELEASE" | sed -e "s|\..*||"`
+MINOR=`echo "$BASERELEASE" | sed -e "s|.*\.||"`
+
+check MAJOR 35 $MAJOR
+check MINOR "35" "$MINOR"
+