+ groovy snippet to delete all users from local Jenkins (for tests)

src/test/resources/DeleteAllUsers.groovy

@@ -0,0 +1,17 @@
+import hudson.security.*
+import jenkins.security.*
+
+//
+// USE ONLY ON LOCAL JENKINS FOR TESTS !!!
+// DELETES ALL USERS FROM JENKINS !!!!
+//
+
+for ( userInfo in Jenkins.instance.getPeople().users ) {
+    User user = userInfo.getUser()
+    print("Deleting user "+user)
+    user.delete()
+}
+
+for ( userInfo in Jenkins.instance.getPeople().users ) {
+    println(userInfo.getUser())
+}