ceph/src/arrow/c_glib/test/test-literal-expression.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
   4 # regarding copyright ownership.  The ASF licenses this file
   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 TestLiteralExpression < Test::Unit::TestCase
  19   def setup
  20     @scalar = Arrow::BooleanScalar.new(true)
  21     @datum = Arrow::ScalarDatum.new(@scalar)
  22     @expression = Arrow::LiteralExpression.new(@datum)
  23   end
  24
  25   sub_test_case("==") do
  26     def test_true
  27       assert_equal(Arrow::LiteralExpression.new(@datum),
  28                    Arrow::LiteralExpression.new(@datum))
  29     end
  30
  31     def test_false
  32       assert_not_equal(@expression,
  33                        Arrow::FieldExpression.new("visible"))
  34     end
  35   end
  36
  37   def test_to_string
  38     assert_equal("true", @expression.to_s)
  39   end
  40 end