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Contents
# Copyright (C) 2016 Kouhei Sutou <kou@clear-code.com>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License version 2.1 as published by the Free Software Foundation.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
class DataColumnTest < Test::Unit::TestCase
include GroongaTestUtils
def setup
setup_database
end
sub_test_case "#apply_window_function" do
def test_no_argument
Groonga::Schema.define do |schema|
schema.create_table("Comments") do |table|
table.uint32("nth")
end
end
comments = Groonga["Comments"]
nth = Groonga["Comments.nth"]
5.times do
comments.add
end
options = {
:sort_keys => [["_id", "desc"]],
}
nth.apply_window_function(options) do |record|
record.call("record_number")
end
assert_equal([
[1, 5],
[2, 4],
[3, 3],
[4, 2],
[5, 1],
],
comments.collect {|comment| [comment.id, comment.nth]})
end
end
end
Version data entries
18 entries across 18 versions & 1 rubygems