add unit tests for various utility functions,

add integration test for LDAPClient,
add aiutomatic openldap configuration for testing through make,
add make targets for tests
improve make targets for build/clean,
update README with build and test instructions

scripts/Makefile

@@ -0,0 +1,18 @@
+.PHONY: dev-init
+
+prerequisites:
+	@echo "=================== Installing Prerequisites ==================="
+	apt install debconf-utils slapd ldap-utils sudo gettext
+	git clone https://git.tronnet.net/tronnet/open-ldap-setup
+	cd open-ldap-setup/; bash gencert.sh < ../gencert.conf;
+	rm -rf open-ldap-setup/
+
+dev-init: prerequisites dev-reinit
+
+dev-reinit:
+	@echo "====================== Initializing Slapd ======================"
+	cat debconf-slapd.conf | debconf-set-selections
+	DEBIAN_FRONTEND=noninteractive dpkg-reconfigure slapd
+	git clone https://git.tronnet.net/tronnet/open-ldap-setup
+	cd open-ldap-setup/; bash setup.sh < ../setup.conf;
+	rm -rf open-ldap-setup/

scripts/debconf-slapd.conf

@@ -0,0 +1,16 @@
+slapd slapd/password1 password admin
+slapd slapd/internal/adminpw password admin
+slapd slapd/internal/generated_adminpw password admin
+slapd slapd/password2 password admin
+slapd slapd/unsafe_selfwrite_acl note
+slapd slapd/purge_database boolean true
+slapd slapd/domain string test.paasldap
+slapd slapd/ppolicy_schema_needs_update select abort installation
+slapd slapd/invalid_config boolean true
+slapd slapd/move_old_database boolean true
+slapd slapd/backend select MDB
+slapd shared/organization string paasldap
+slapd slapd/dump_database_destdir string /var/backups/slapd-VERSION
+slapd slapd/no_configuration boolean false
+slapd slapd/dump_database select when needed
+slapd slapd/password_mismatch note

scripts/gencert.conf

@@ -0,0 +1,2 @@
+paasldap
+localhost

scripts/setup.conf

@@ -0,0 +1,10 @@
+dc=test,dc=paasldap
+adminuser
+adminuser@test.paasldap
+admin
+user
+admin123
+admin123
+/etc/ssl/certs/ldap-ca-cert.pem
+/etc/ldap/ldap-server-cert.pem
+/etc/ldap/ldap-server-key.pem