test/creation_test.rb in vestal_versions-0.8.3 vs test/creation_test.rb in vestal_versions-1.0.0

@@ -1,17 +1,17 @@
-require 'test_helper'
+require File.join(File.dirname(__FILE__), 'test_helper')
 
 class CreationTest < Test::Unit::TestCase
   context 'The number of versions' do
     setup do
       @name = 'Steve Richert'
       @user = User.create(:name => @name)
       @count = @user.versions.count
     end
 
-    should 'initially equal one' do
-      assert_equal 1, @count
+    should 'initially equal zero' do
+      assert_equal 0, @count
     end
 
     should 'not increase when no changes are made in an update' do
       @user.update_attribute(:name, @name)
       assert_equal @count, @user.versions.count
@@ -20,51 +20,91 @@
     should 'not increase when no changes are made before a save' do
       @user.save
       assert_equal @count, @user.versions.count
     end
 
-    should 'not increase when reverting to the current version' do
-      @user.revert_to!(@user.version)
-      assert_equal @count, @user.versions.count
-    end
-
     context 'after an update' do
       setup do
-        @initial_count = @count
-        @name = 'Steve Jobs'
-        @user.update_attribute(:name, @name)
-        @count = @user.versions.count
+        @user.update_attribute(:last_name, 'Jobs')
       end
 
       should 'increase by one' do
-        assert_equal @initial_count + 1, @count
+        assert_equal @count + 1, @user.versions.count
       end
+    end
 
-      should 'increase by one when reverted' do
-        @user.revert_to!(:first)
-        assert_equal @count + 1, @user.versions.count
+    context 'after multiple updates' do
+      setup do
+        @user.update_attribute(:last_name, 'Jobs')
+        @user.update_attribute(:last_name, 'Richert')
       end
 
-      should 'not increase until a revert is saved' do
-        @user.revert_to(:first)
-        assert_equal @count, @user.versions.count
-        @user.save
-        assert_not_equal @count, @user.versions.count
+      should 'increase multiple times' do
+        assert_operator @count + 1, :<, @user.versions.count
       end
     end
+  end
 
-    context 'after multiple updates' do
+  context "A created version's changes" do
+    setup do
+      @user = User.create(:name => 'Steve Richert')
+      @user.update_attribute(:last_name, 'Jobs')
+    end
+
+    should 'not contain Rails timestamps' do
+      %w(created_at created_on updated_at updated_on).each do |timestamp|
+        assert_does_not_contain @user.versions.last.changes.keys, timestamp
+      end
+    end
+
+    context '(with :only options)' do
       setup do
-        @initial_count = @count
-        @new_name = 'Steve Jobs'
-        @user.update_attribute(:name, @new_name)
-        @user.update_attribute(:name, @name)
-        @count = @user.versions.count
+        @only = %w(first_name)
+        User.prepare_versioned_options(:only => @only)
+        @user.update_attribute(:name, 'Steven Tyler')
       end
 
-      should 'not increase when reverting to an identical version' do
-        @user.revert_to!(:first)
-        assert_equal @count, @user.versions.count
+      should 'only contain the specified columns' do
+        assert_equal @only, @user.versions.last.changes.keys
+      end
+
+      teardown do
+        User.prepare_versioned_options(:only => nil)
+      end
+    end
+
+    context '(with :except options)' do
+      setup do
+        @except = %w(first_name)
+        User.prepare_versioned_options(:except => @except)
+        @user.update_attribute(:name, 'Steven Tyler')
+      end
+
+      should 'not contain the specified columns' do
+        @except.each do |column|
+          assert_does_not_contain @user.versions.last.changes.keys, column
+        end
+      end
+
+      teardown do
+        User.prepare_versioned_options(:except => nil)
+      end
+    end
+
+    context '(with both :only and :except options)' do
+      setup do
+        @only = %w(first_name)
+        @except = @only
+        User.prepare_versioned_options(:only => @only, :except => @except)
+        @user.update_attribute(:name, 'Steven Tyler')
+      end
+
+      should 'respect only the :only options' do
+        assert_equal @only, @user.versions.last.changes.keys
+      end
+
+      teardown do
+        User.prepare_versioned_options(:only => nil, :except => nil)
       end
     end
   end
 end