activerecord-import/test/postgresql/import_test.rb

require File.expand_path('../../test_helper', __FILE__)

describe "#supports_imports?" do
  it "should support import" do
    assert ActiveRecord::Base.supports_import?
  end
end

describe "#import" do
  it "should import with a single insert" do
    # see ActiveRecord::ConnectionAdapters::AbstractAdapter test for more specifics
    assert_difference "Topic.count", +10 do
      result = Topic.import Build(3, :topics)
      assert_equal 1, result.num_inserts
    
      result = Topic.import Build(7, :topics)
      assert_equal 1, result.num_inserts
    end
  end
  
  it "should import models whose primary key has no sequence if the primary key's value is specified" do
    result = Widget.import Build(3, :widgets)
    assert_equal 1, result.num_inserts
  end
end