Mock users with minimal AD compatibility using ldif and http://github.com/kwart/ldap-server check https://hub.docker.com/r/kenpb/ldap-ad-it

users.ldif

#########################################################
# MICROSOFT SCHEMA for sAMAccountName and memberOf
# these two attributes are not defined in Apache Directory Server
#########################################################

dn: cn=microsoft, ou=schema
objectclass: metaSchema
objectclass: top
cn: microsoft

dn: ou=attributetypes, cn=microsoft, ou=schema
objectclass: organizationalUnit
objectclass: top
ou: attributetypes

dn: m-oid=1.2.840.113556.1.4.221, ou=attributetypes, cn=microsoft, ou=schema
objectclass: metaAttributeType
objectclass: metaTop
objectclass: top
m-oid: 1.2.840.113556.1.4.221
m-name: sAMAccountName
m-equality: caseIgnoreMatch
m-syntax: 1.3.6.1.4.1.1466.115.121.1.15
m-singleValue: TRUE

dn: m-oid=1.2.840.113556.1.4.656, ou=attributetypes, cn=microsoft, ou=schema
objectclass: metaAttributeType
objectclass: metaTop
objectclass: top
m-oid: 1.2.840.113556.1.4.656
m-name: userPrincipalName
m-equality: caseIgnoreMatch
m-syntax: 1.3.6.1.4.1.1466.115.121.1.15
m-singleValue: TRUE

dn: m-oid=1.2.840.113556.1.4.803, ou=attributetypes, cn=microsoft, ou=schema
objectclass: metaAttributeType
objectclass: metaTop
objectclass: top
m-oid: 1.2.840.113556.1.4.803
m-name: userAccountControl
m-equality: caseIgnoreMatch
m-syntax: 1.3.6.1.4.1.1466.115.121.1.27
m-singleValue: TRUE

dn: m-oid=1.2.840.113556.1.4.90, ou=attributetypes, cn=microsoft, ou=schema
objectclass: metaAttributeType
objectclass: metaTop
objectclass: top
m-oid: 1.2.840.113556.1.4.90
m-name: unicodePwd
m-equality: octetStringMatch
m-syntax: 1.3.6.1.4.1.1466.115.121.1.40
m-singleValue: TRUE

dn: m-oid=1.2.840.113556.1.4.222, ou=attributetypes, cn=microsoft, ou=schema
objectclass: metaAttributeType
objectclass: metaTop
objectclass: top
m-oid: 1.2.840.113556.1.4.222
m-name: memberOf
m-equality: caseIgnoreMatch
m-syntax: 1.3.6.1.4.1.1466.115.121.1.15
m-singleValue: FALSE

dn: m-oid=1.2.840.113556.1.4.223, ou=attributetypes, cn=microsoft, ou=schema
objectclass: metaAttributeType
objectclass: metaTop
objectclass: top
m-oid: 1.2.840.113556.1.4.223
m-name: objectCategory
m-equality: caseIgnoreMatch
m-syntax: 1.3.6.1.4.1.1466.115.121.1.15
m-singleValue: TRUE

dn: m-oid=1.2.840.113556.1.4.224, ou=attributetypes, cn=microsoft, ou=schema
objectclass: metaAttributeType
objectclass: metaTop
objectclass: top
m-oid: 1.2.840.113556.1.4.224
m-name: employeeId
m-equality: caseIgnoreMatch
m-syntax: 1.3.6.1.4.1.1466.115.121.1.15
m-singleValue: TRUE

dn: ou=objectclasses, cn=microsoft, ou=schema
objectclass: organizationalUnit
objectclass: top
ou: objectClasses

dn: m-oid=1.2.840.113556.1.5.6, ou=objectclasses, cn=microsoft, ou=schema
objectclass: metaObjectClass
objectclass: metaTop
objectclass: top
m-oid: 1.2.840.113556.1.5.6
m-name: securityPrincipal
m-supObjectClass: top
m-typeObjectClass: AUXILIARY
m-must: cn
m-must: sAMAccountName
m-must: objectCategory
m-may: memberOf

dn: m-oid=2.5.6.6.2, ou=objectclasses, cn=microsoft, ou=schema
objectclass: metaObjectClass
objectclass: metaTop
objectclass: top
m-oid: 2.5.6.6.2
m-name: msPerson
m-supObjectClass: top
m-typeObjectClass: AUXILIARY
m-may: sn
m-may: userPassword

dn: m-oid=2.5.6.7.2, ou=objectclasses, cn=microsoft, ou=schema
objectclass: metaObjectClass
objectclass: metaTop
objectclass: msPerson
objectclass: top
m-oid: 2.5.6.7.2
m-name: msOrganisationalPerson
m-supObjectClass: msPerson
m-typeObjectClass: AUXILIARY
m-may: initials
m-may: givenName
m-may: mail
m-may: title

dn: m-oid=1.2.840.113556.1.5.9, ou=objectclasses, cn=microsoft, ou=schema
objectclass: metaObjectClass
objectclass: metaTop
objectclass: msOrganisationalPerson
objectclass: top
m-oid: 1.2.840.113556.1.5.9
m-name: user
m-supObjectClass: msOrganisationalPerson
m-typeObjectClass: AUXILIARY
m-must: cn
m-must: sAMAccountName
m-must: objectCategory
m-may: userAccountControl
m-may: userPrincipalName
m-may: mail
m-may: unicodePwd
m-may: employeeId

############
# Domain
############
dn: dc=example,dc=local
dc: example
objectClass: top
objectClass: domain

dn: ou=users,dc=example,dc=local
objectClass: organizationalUnit
objectClass: top
ou: users

dn: uid=admin,ou=users,dc=example,dc=local
objectClass: top
objectClass: person
objectClass: inetOrgPerson
objectClass: securityPrincipal
objectClass: user
objectCategory: User
cn: Admin User
sn: Richardson
givenName: Kevin
uid: admin
sAMAccountName: admin
userPrincipalName: admin@example.local
userAccountControl: 0
userPassword: secret
memberOf: admin
mail: admin@example.local
employeeId: 102220333
displayName: Kevin Richardson

dn: uid=test1,ou=users,dc=example,dc=local
objectClass: top
objectClass: person
objectClass: inetOrgPerson
objectClass: securityPrincipal
objectClass: user
objectCategory: User
cn: Test User 1
sn: Cooper
givenName: Anton
initials: I
uid: test1
sAMAccountName: test1
userPrincipalName: test1@example.local
userAccountControl: 0
userPassword: secret
mail: test1@example.local
employeeId: 202220333
displayName: Anton Cooper

dn: uid=test2,ou=users,dc=example,dc=local
objectClass: top
objectClass: person
objectClass: inetOrgPerson
objectClass: securityPrincipal
objectClass: user
objectCategory: User
cn: Test User 2
sn: Bloggs
givenName: Joe
initials: C
uid: test2
sAMAccountName: test2
userPrincipalName: test2@example.local
userAccountControl: 0
userPassword: secret
mail: test2@example.local
employeeId: 402220333
displayName: Joe Bloggs

dn: ou=roles,dc=example,dc=local
objectclass: top
objectclass: organizationalUnit
ou: roles

dn: cn=admin,ou=roles,dc=example,dc=local
objectClass: top
objectClass: groupOfNames
cn: admin
member: uid=test1,ou=users,dc=example,dc=local