spec/dentaku_spec.rb in dentaku-1.2.1 vs spec/dentaku_spec.rb in dentaku-1.2.2

@@ -10,6 +10,13 @@
   end
 
   it 'evaulates a nested function' do
     expect(Dentaku('roundup(roundup(3 * cherries) + raspberries)', cherries: 1.5, raspberries: 0.9)).to eql(6)
   end
+
+  it 'treats variables as case-insensitive' do
+    expect(Dentaku('40 + N', 'n' => 2)).to eql(42)
+    expect(Dentaku('40 + N', 'N' => 2)).to eql(42)
+    expect(Dentaku('40 + n', 'N' => 2)).to eql(42)
+    expect(Dentaku('40 + n', 'n' => 2)).to eql(42)
+  end
 end