エラー処理を追加

janv · Mar 20, 2010 · 368a3bc · 368a3bc
1 parent 02278a8
commit 368a3bc
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diff --git a/lib/googlemaps_polyline/encoder.rb b/lib/googlemaps_polyline/encoder.rb
@@ -49,6 +49,7 @@ def pack_level(level)
       when 1 then return "@"
       when 2 then return "A"
       when 3 then return "B"
+      else raise(ArgumentError)
       end
     end
   end

diff --git a/test/encoder_test.rb b/test/encoder_test.rb
@@ -77,6 +77,12 @@ def test_pack_level
     assert_equal("B", pack_level[3])
   end
 
+  def test_pack_level__invalid
+    assert_raise(ArgumentError) {
+      @encoder.instance_eval { pack_level(-1) }
+    }
+  end
+
   private
 
   def sio(string = nil)