ceph/src/arrow/ruby/red-arrow/test/test-decimal256.rb

   1 # Licensed to the Apache Software Foundation (ASF) under one
   2 # or more contributor license agreements.  See the NOTICE file
   3 # distributed with this work for additional information
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   5 # to you under the Apache License, Version 2.0 (the
   6 # "License"); you may not use this file except in compliance
   7 # with the License.  You may obtain a copy of the License at
   8 #
   9 #   http://www.apache.org/licenses/LICENSE-2.0
  10 #
  11 # Unless required by applicable law or agreed to in writing,
  12 # software distributed under the License is distributed on an
  13 # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  14 # KIND, either express or implied.  See the License for the
  15 # specific language governing permissions and limitations
  16 # under the License.
  17
  18 class Decimal256Test < Test::Unit::TestCase
  19   sub_test_case("instance methods") do
  20     def setup
  21       @decimal256 = Arrow::Decimal256.new("10.1")
  22     end
  23
  24     sub_test_case("#==") do
  25       test("Arrow::Decimal256") do
  26         assert do
  27           @decimal256 == @decimal256
  28         end
  29       end
  30
  31       test("not Arrow::Decimal256") do
  32         assert do
  33           not (@decimal256 == 10.1)
  34         end
  35       end
  36     end
  37
  38     sub_test_case("#!=") do
  39       test("Arrow::Decimal256") do
  40         assert do
  41           not (@decimal256 != @decimal256)
  42         end
  43       end
  44
  45       test("not Arrow::Decimal256") do
  46         assert do
  47           @decimal256 != 10.1
  48         end
  49       end
  50     end
  51
  52     sub_test_case("#to_s") do
  53       test("default") do
  54         assert_equal("101",
  55                      @decimal256.to_s)
  56       end
  57
  58       test("scale") do
  59         assert_equal("10.1",
  60                      @decimal256.to_s(1))
  61       end
  62     end
  63
  64     test("#abs") do
  65       decimal256 = Arrow::Decimal256.new("-10.1")
  66       assert_equal([
  67                      Arrow::Decimal256.new("-10.1"),
  68                      Arrow::Decimal256.new("10.1"),
  69                    ],
  70                    [
  71                      decimal256,
  72                      decimal256.abs,
  73                    ])
  74     end
  75
  76     test("#abs!") do
  77       decimal256 = Arrow::Decimal256.new("-10.1")
  78       decimal256.abs!
  79       assert_equal(Arrow::Decimal256.new("10.1"),
  80                    decimal256)
  81     end
  82
  83     test("#negate") do
  84       decimal256 = Arrow::Decimal256.new("-10.1")
  85       assert_equal([
  86                      Arrow::Decimal256.new("-10.1"),
  87                      Arrow::Decimal256.new("10.1"),
  88                    ],
  89                    [
  90                      decimal256,
  91                      decimal256.negate,
  92                    ])
  93     end
  94
  95     test("#negate!") do
  96       decimal256 = Arrow::Decimal256.new("-10.1")
  97       decimal256.negate!
  98       assert_equal(Arrow::Decimal256.new("10.1"),
  99                    decimal256)
 100     end
 101   end
 102 end