diff --git a/spec/models/custom_value_spec.rb b/spec/models/custom_value_spec.rb
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+++ b/spec/models/custom_value_spec.rb
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+#-- copyright
+# OpenProject is a project management system.
+# Copyright (C) 2012-2015 the OpenProject Foundation (OPF)
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License version 3.
+#
+# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
+# Copyright (C) 2006-2013 Jean-Philippe Lang
+# Copyright (C) 2010-2013 the ChiliProject Team
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+#
+# See doc/COPYRIGHT.rdoc for more details.
+#++
+
+require 'spec_helper'
+
+describe CustomValue do
+  let(:format) { 'bool' }
+  let(:custom_field) { FactoryGirl.create(:custom_field, field_format: format) }
+  subject { FactoryGirl.create(:custom_value, custom_field: custom_field, value: value) }
+
+  describe '#typed_value' do
+    before do
+      # we are testing the database-side integratively here
+      # databases might choose to store values in weird and unexpected formats (e.g. booleans)
+      subject.reload
+    end
+
+    describe 'boolean custom value' do
+      let(:format) { 'bool' }
+      let(:value) { true }
+
+      context 'is true' do
+        it { expect(subject.typed_value).to eql(true) }
+      end
+
+      context 'is false' do
+        let(:value) { false }
+
+        it { expect(subject.typed_value).to eql(false) }
+      end
+    end
+  end
+end