wrote migration to add test users, fixed tests

app/models/garden.rb

@@ -1,3 +1,7 @@
 class Garden < ActiveRecord::Base
+  extend FriendlyId
+  friendly_id :name, use: :slugged
+
   attr_accessible :name, :slug, :user_id
+
 end

db/migrate/20121105032913_create_gardens.rb

@@ -2,7 +2,7 @@ class CreateGardens < ActiveRecord::Migration
   def change
     create_table :gardens do |t|
       t.string  :name, :null => false
-      t.integer :user_id, :null => false
+      t.integer :user_id
       t.string  :slug, :null => false
 
       t.timestamps

db/migrate/20121105035239_setup_test_users.rb

@@ -0,0 +1,19 @@
+class SetupTestUsers < ActiveRecord::Migration
+  def up
+    if Rails.env.development? or Rails.env.test?
+      (1..3).each do |i|
+        @user = User.create(:username => "test#{i}", :email => "test#{i}@example.com", :password => "password#{i}")
+        @user.save!
+      end
+    end
+  end
+
+  def down
+    if Rails.env.development? or Rails.env.test?
+      (1..3).each do |i|
+        @user = User.find_by_username("test#{i}")
+        @user.try(:destroy)
+      end
+    end
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20121105032913) do
+ActiveRecord::Schema.define(:version => 20121105035239) do
 
   create_table "crops", :force => true do |t|
     t.string   "system_name",      :null => false
@@ -26,7 +26,7 @@ ActiveRecord::Schema.define(:version => 20121105032913) do
 
   create_table "gardens", :force => true do |t|
     t.string   "name",       :null => false
-    t.integer  "user_id",    :null => false
+    t.integer  "user_id"
     t.string   "slug",       :null => false
     t.datetime "created_at", :null => false
     t.datetime "updated_at", :null => false

spec/controllers/gardens_controller_spec.rb

@@ -24,7 +24,7 @@ describe GardensController do
   # Garden. As you add validations to Garden, be sure to
   # update the return value of this method accordingly.
   def valid_attributes
-    {}
+    {:name => 'My Garden'}
   end
 
   # This should return the minimal set of values that should be in the session

spec/migrations/set_up_test_users.spec

@@ -0,0 +1,10 @@
+require 'spec_helper'
+
+describe 'test users' do
+  it 'should have 3 test users' do
+    (1..3).each do |i|
+      @user = User.find_by_username("test#{i}")
+      @user.email.should == "test#{i}@example.com"
+    end
+  end
+end