method for generating list of values in sequence (#967)

lib/factory_girl/syntax/methods.rb

@@ -90,6 +90,22 @@ module FactoryGirl
       def generate(name)
         FactoryGirl.sequence_by_name(name).next
       end
+
+      # Generates and returns the list of values in a sequence.
+      #
+      # Arguments:
+      #   name: (Symbol)
+      #     The name of the sequence that a value should be generated for.
+      #   count: (Fixnum)
+      #     Count of values
+      #
+      # Returns:
+      #   The next value in the sequence. (Object)
+      def generate_list(name, count)
+        (1..count).map do
+          FactoryGirl.sequence_by_name(name).next
+        end
+      end
     end
   end
 end

spec/acceptance/sequence_spec.rb

@@ -58,4 +58,17 @@ describe "sequences" do
     expect(second_value).to eq "called-b"
     expect(third_value).to eq "called-c"
   end
+
+  it "generates few values of the sequence" do
+    FactoryGirl.define do
+      sequence :email do |n|
+        "somebody#{n}@example.com"
+      end
+    end
+
+    values = generate_list(:email, 2)
+
+    expect(values.first).to eq("somebody1@example.com")
+    expect(values.second).to eq("somebody2@example.com")
+  end
 end