RSpec for IsEmpty

uphold the test coverage

library/types/test/Makefile.am

@@ -1,9 +1,11 @@
 TESTS = \
+  hostname_test.rb \
   ip_test.rb \
   ipv4_netmask_test.rb \
-  hostname_test.rb \
+  string_test.rb \
+  type_repository_test.rb \
   url_test.rb \
-  string_test.rb
+  urlrecode_test.rb
 
 TEST_EXTENSIONS = .rb
 RB_LOG_COMPILER = rspec

library/types/test/type_repository_test.rb

@@ -0,0 +1,28 @@
+#!/usr/bin/env rspec
+
+require_relative "test_helper"
+
+Yast.import "TypeRepository"
+
+describe Yast::TypeRepository do
+  describe "#IsEmpty" do
+    it "returns true for nil and the empty String, Array, Hash, Term" do
+      expect(Yast::TypeRepository.IsEmpty(nil)).to eq(true)
+      expect(Yast::TypeRepository.IsEmpty("")).to eq(true)
+      expect(Yast::TypeRepository.IsEmpty([])).to eq(true)
+      expect(Yast::TypeRepository.IsEmpty({})).to eq(true)
+      expect(Yast::TypeRepository.IsEmpty(HBox())).to eq(true)
+    end
+
+    it "returns false otherwise" do
+      expect(Yast::TypeRepository.IsEmpty(0)).to eq(false)
+      expect(Yast::TypeRepository.IsEmpty(0.0)).to eq(false)
+      expect(Yast::TypeRepository.IsEmpty("item")).to eq(false)
+      expect(Yast::TypeRepository.IsEmpty(["item"])).to eq(false)
+      expect(Yast::TypeRepository.IsEmpty("dummy" => "item")).to eq(false)
+      expect(Yast::TypeRepository.IsEmpty(HBox(Label()))).to eq(false)
+      expect(Yast::TypeRepository.IsEmpty(false)).to eq(false)
+      expect(Yast::TypeRepository.IsEmpty(true)).to eq(false)
+    end
+  end
+end