spec/money/money_spec.rb in nofxx-money-2.3.10 vs spec/money/money_spec.rb in nofxx-money-2.3.11

@@ -212,10 +212,13 @@
       end
       it { @cash.format.should eql("¥2.00") }
       it { @cash.format(:symbol => "R$ ").should eql("R$ 2.00") }
       it { @cash.format(:no_cents => true).should eql("¥2") }
       it { @cash.format(:no_cents => true, :symbol => "R$ ").should eql("R$ 2") }
+      it { @cash.format(:symbol => false).should eql("2.00") }
+      it { @cash.format(:symbol => nil).should eql("2.00") }
+      it { @cash.format(:symbol => "").should eql("2.00") }
       it { @cash.format(:html => true).should eql("¥2.00") }
     end
 
     it { Money.new(0).format.should eql("$0.00") }
     it { Money.new(0).format(:display_free => true).should eql("free") }
@@ -257,9 +260,17 @@
           (Money.new(10_00, "USD") + Money.new(90, "USD")).should == Money.new(10_90, "USD")
         end
 
         it "#- substracts the other object's amount from the current object's amount while retaining the currency" do
           (Money.new(10_00, "USD") - Money.new(90, "USD")).should == Money.new(9_10, "USD")
+        end
+
+        it "should return to -@ method" do
+          (-(Money.new(5))).cents.should eql(-5)
+        end
+
+        it "should return to -@ method" do
+          (-(Money.new(-5))).cents.should eql(5)
         end
       end
 
       describe "if the other Money object has a different currency" do
         it "#<=> compares the two objects' amount after converting the other object's amount to its own currency" do