diff --git a/spec/helpers/project_status_helper_spec.rb b/spec/helpers/project_status_helper_spec.rb
new file mode 100644
index 00000000000..f96fef84bd1
--- /dev/null
+++ b/spec/helpers/project_status_helper_spec.rb
@@ -0,0 +1,63 @@
+# frozen_string_literal: true
+
+#-- copyright
+# OpenProject is an open source project management software.
+# Copyright (C) the OpenProject GmbH
+#
+# 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 COPYRIGHT and LICENSE files for more details.
+#++
+
+require "spec_helper"
+
+RSpec.describe ProjectStatusHelper do
+  describe "#project_status_css_class" do
+    context "when status_code is nil" do
+      it "returns '-not-set' css class" do
+        expect(helper.project_status_css_class(nil)).to eq("-not-set")
+      end
+    end
+
+    context "when status_code is set" do
+      it "returns the css class", :aggregate_failures do
+        expect(helper.project_status_css_class(:off_track)).to eq("-off-track")
+        expect(helper.project_status_css_class("finished")).to eq("-finished")
+      end
+    end
+  end
+
+  describe "#project_status_name" do
+    context "when status_code is nil" do
+      it "returns 'not set' name" do
+        expect(helper.project_status_name(nil)).to eq I18n.t("js.grid.widgets.project_status.not_set")
+      end
+    end
+
+    context "when status_code is set" do
+      it "returns the localized name", :aggregate_failures do
+        expect(helper.project_status_name(:on_track)).to eq I18n.t("js.grid.widgets.project_status.on_track")
+        expect(helper.project_status_name("discontinued")).to eq I18n.t("js.grid.widgets.project_status.discontinued")
+      end
+    end
+  end
+end