spec/arel/engines/memory/unit/relations/skip_spec.rb


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26

require File.join(File.dirname(__FILE__), '..', '..', '..', '..', '..', 'spec_helper')

module Arel
  describe Skip do
    before do
      @relation = Array.new([
        [1, 'duck' ],
        [2, 'duck' ],
        [3, 'goose']
      ], [:id, :name])
    end

    describe '#call' do
      it 'removes the first n rows' do
        @relation   \
          .skip(1)  \
        .let do |relation|
          relation.call.should == [
            Row.new(relation, [2, 'duck']),
            Row.new(relation, [3, 'goose']),
          ]
        end
      end
    end
  end
end