Add BER integration test for true value

Author: mtodd

test/integration/test_ber.rb

@@ -0,0 +1,30 @@
+require_relative '../test_helper'
+
+class TestBERIntegration < LDAPIntegrationTestCase
+  # Test whether the TRUE boolean value is encoded correctly by performing a
+  # search operation.
+  def test_true_ber_encoding
+    # request these attrs to simplify test; use symbols to match Entry#attribute_names
+    attrs = [:dn, :uid, :cn, :mail]
+
+    assert types_entry = @ldap.search(
+      base: "dc=rubyldap,dc=com",
+      filter: "(uid=user1)",
+      size: 1,
+      attributes: attrs,
+      attributes_only: true
+    ).first
+
+    # matches attributes we requested
+    assert_equal attrs, types_entry.attribute_names
+
+    # assert values are empty
+    types_entry.each do |name, values|
+      next if name == :dn
+      assert values.empty?
+    end
+
+    assert_includes Net::LDAP::ResultCodesSearchSuccess,
+      @ldap.get_operation_result.code, "should be a successful search operation"
+  end
+end