spec/unit/axiom/optimizer/function/connective/negation/invertible_operand/optimize_spec.rb in axiom-optimizer-0.1.0 vs spec/unit/axiom/optimizer/function/connective/negation/invertible_operand/optimize_spec.rb in axiom-optimizer-0.1.1

@@ -9,14 +9,14 @@
   let(:operand)   { attribute.eq(1)                             }
   let(:negation)  { Function::Connective::Negation.new(operand) }
   let(:object)    { described_class.new(negation)               }
 
   before do
-    object.should be_optimizable
+    expect(object).to be_optimizable
   end
 
   it { should be_kind_of(Function::Predicate::Inequality) }
 
-  its(:left) { should equal(attribute) }
+  its(:left) { should be(attribute) }
 
   its(:right) { should == 1 }
 end