Add ability to pass traits at runtime to (build|create)_list

lib/factory_girl/syntax/methods.rb

@@ -90,14 +90,15 @@ module FactoryGirl
       #   The name of the factory to be used.
       # * amount: +Integer+
       #   number of instances to be built.
-      # * overrides: +Hash+
-      #   Attributes to overwrite for each instance.
+      # * traits_and_overrides: +Array+
+      #   [+*Array+] Traits to be applied
+      #   [+Hash+] Attributes to overwrite for this instance.
       #
       # Returns: +Array+
       # An array of instances of the class this factory generates, with generated attributes
       # assigned.
-      def build_list(name, amount, overrides = {})
-        amount.times.map { build(name, overrides) }
+      def build_list(name, amount, *traits_and_overrides)
+        amount.times.map { build(name, *traits_and_overrides) }
       end
 
       # Creates and returns multiple instances from this factory as an array. Attributes can be
@@ -108,14 +109,15 @@ module FactoryGirl
       #   The name of the factory to be used.
       # * amount: +Integer+
       #   number of instances to be created.
-      # * overrides: +Hash+
-      #   Attributes to overwrite for each instance.
+      # * traits_and_overrides: +Array+
+      #   [+*Array+] Traits to be applied
+      #   [+Hash+] Attributes to overwrite for this instance.
       #
       # Returns: +Array+
       # An array of instances of the class this factory generates, with generated attributes
       # assigned.
-      def create_list(name, amount, overrides = {})
-        amount.times.map { create(name, overrides) }
+      def create_list(name, amount, *traits_and_overrides)
+        amount.times.map { create(name, *traits_and_overrides) }
       end
 
       # Generates and returns the next value in a sequence.

spec/acceptance/traits_spec.rb

@@ -262,6 +262,32 @@ describe "traits added via proxy" do
     its(:admin) { should be_true }
     its(:name)  { should == "Jack" }
   end
+
+  context "adding traits in create_list" do
+    subject { FactoryGirl.create_list(:user, 2, :admin, :great, :name => "Joe") }
+
+    its(:length) { should == 2 }
+
+    it "creates all the records" do
+      subject.each do |record|
+        record.admin.should be_true
+        record.name.should == "JOE"
+      end
+    end
+  end
+
+  context "adding traits in build_list" do
+    subject { FactoryGirl.build_list(:user, 2, :admin, :great, :name => "Joe") }
+
+    its(:length) { should == 2 }
+
+    it "builds all the records" do
+      subject.each do |record|
+        record.admin.should be_true
+        record.name.should == "Joe"
+      end
+    end
+  end
 end
 
 describe "traits and dynamic attributes that are applied simultaneously" do