Add test case showing incorrect behaviour for failed searches

spec/unit/ldap/search_spec.rb

@@ -0,0 +1,30 @@
+# -*- ruby encoding: utf-8 -*-
+
+describe Net::LDAP, "search method" do
+  class FakeConnection
+    def search(args)
+      error_code = 1
+      return error_code
+    end
+  end
+
+  before(:each) do
+    @connection = Net::LDAP.new
+    @connection.instance_variable_set(:@open_connection, FakeConnection.new)
+  end
+
+  context "when returning result set" do
+    it "should return nil upon error" do
+      result_set = @connection.search(:return_result => true) do
+      end
+      result_set.should be_nil
+    end
+  end
+
+  context "when returning boolean" do
+    it "should return false upon error" do
+      success = @connection.search(:return_result => false)
+      success.should == false
+    end
+  end
+end