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Pulled in ActiveRecord synchronize functionality from the old ar-extensions code base.

Browse source 
https://github.com/zdennis/activerecord-import/issues#issue/6
This commit is contained in:
Zach Dennis 2011-03-19 15:38:24 -04:00
parent 9e6866fd29
commit 319c52d80f
3 changed files with 53 additions and 0 deletions
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test/synchronize_test.rb Normal file
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require File.expand_path('../test_helper', __FILE__)
describe ".synchronize" do
let(:topics){ Generate(3, :topics) }
let(:titles){ %w(one two three) }
setup do
# update records outside of ActiveRecord knowing about it
Topic.connection.execute( "UPDATE #{Topic.table_name} SET title='#{titles[0]}_haha' WHERE id=#{topics[0].id}", "Updating record 1 without ActiveRecord" )
Topic.connection.execute( "UPDATE #{Topic.table_name} SET title='#{titles[1]}_haha' WHERE id=#{topics[1].id}", "Updating record 2 without ActiveRecord" )
Topic.connection.execute( "UPDATE #{Topic.table_name} SET title='#{titles[2]}_haha' WHERE id=#{topics[2].id}", "Updating record 3 without ActiveRecord" )
end
it "reloads data for the specified records" do
Book.synchronize topics
actual_titles = topics.map(&:title)
assert_equal "#{titles[0]}_haha", actual_titles[0], "the first record was not correctly updated"
assert_equal "#{titles[1]}_haha", actual_titles[1], "the second record was not correctly updated"
assert_equal "#{titles[2]}_haha", actual_titles[2], "the third record was not correctly updated"
end
end