union_spec.rb in piglet-0.3.0

- old
+ new

@@ -4,16 +4,14 @@
 
 
 describe Piglet::Relation::Union do
 
   before do
-    @relation1 = Object.new
-    @relation1.extend Piglet::Relation::Relation
-    @relation2 = mock('relation2')
-    @relation3 = mock('relation3')
-    @relation1.stub!(:alias).and_return('relation1')
-    @relation2.stub!(:alias).and_return('relation2')
-    @relation3.stub!(:alias).and_return('relation3')
+    @interpreter = stub()
+    @interpreter.stub(:next_relation_alias).and_return('relation1', 'relation2', 'relation3')
+    @relation1 = PlainRelation.new(@interpreter)
+    @relation2 = PlainRelation.new(@interpreter)
+    @relation3 = PlainRelation.new(@interpreter)
   end
 
   describe '#to_s' do    
     it 'outputs the names of all the relations (given as separate arguments)' do
       pig_latin = @relation1.union(@relation2, @relation3).to_s
\ No newline at end of file