test/tc_timezone_proxy.rb in tzinfo-1.2.4 vs test/tc_timezone_proxy.rb in tzinfo-1.2.5

@@ -86,9 +86,18 @@
       
       assert_equal('UTC', proxy.canonical_identifier)
       assert_same(Timezone.get('UTC'), proxy.canonical_zone)
     end
   end
+
+  def test_after_freeze
+    proxy = TimezoneProxy.new('Europe/London')
+    real = Timezone.get('Europe/London')
+    t = Time.utc(2017, 6, 1)
+    proxy.freeze
+    assert_equal('Europe/London', proxy.identifier)
+    assert_equal(real.utc_to_local(t), proxy.utc_to_local(t))
+  end
   
   def test_equals
     assert_equal(true, TimezoneProxy.new('Europe/London') == TimezoneProxy.new('Europe/London'))
     assert_equal(false, TimezoneProxy.new('Europe/London') == TimezoneProxy.new('Europe/Paris'))
     assert(!(TimezoneProxy.new('Europe/London') == Object.new))