spec/unit/axiom/optimizer/algebra/restriction/set_operand/optimize_spec.rb in axiom-optimizer-0.1.0 vs spec/unit/axiom/optimizer/algebra/restriction/set_operand/optimize_spec.rb in axiom-optimizer-0.1.1

@@ -3,18 +3,18 @@
 require 'spec_helper'
 
 describe Optimizer::Algebra::Restriction::SetOperand, '#optimize' do
   subject { object.optimize }
 
-  let(:header)    { Relation::Header.coerce([ [ :id, Integer ] ])       }
-  let(:left)      { Relation.new(header, LazyEnumerable.new([ [ 1 ] ])) }
-  let(:right)     { Relation.new(header, LazyEnumerable.new([ [ 2 ] ])) }
-  let(:predicate) { header[:id].eq(1)                                   }
-  let(:relation)  { left.union(right).restrict { predicate }            }
-  let(:object)    { described_class.new(relation)                       }
+  let(:header)    { Relation::Header.coerce([[:id, Integer]])       }
+  let(:left)      { Relation.new(header, LazyEnumerable.new([[1]])) }
+  let(:right)     { Relation.new(header, LazyEnumerable.new([[2]])) }
+  let(:predicate) { header[:id].eq(1)                               }
+  let(:relation)  { left.union(right).restrict { predicate }        }
+  let(:object)    { described_class.new(relation)                   }
 
   before do
-    object.should be_optimizable
+    expect(object).to be_optimizable
   end
 
   it { should be_kind_of(Relation::Operation::Set) }
 
   its(:left) { should eql(left.restrict { predicate }) }