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# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
class TestStructDataType < Test::Unit::TestCase
def setup
@enabled_field_data_type = Arrow::BooleanDataType.new
@message_field_data_type = Arrow::StringDataType.new
@field_data_types = [
@enabled_field_data_type,
@message_field_data_type,
]
@enabled_field = Arrow::Field.new("enabled", @enabled_field_data_type)
@message_field = Arrow::Field.new("message", @message_field_data_type)
@fields = [@enabled_field, @message_field]
@data_type = Arrow::StructDataType.new(@fields)
end
def test_type
assert_equal(Arrow::Type::STRUCT, @data_type.id)
end
def test_name
assert_equal("struct", @data_type.name)
end
def test_to_s
assert_equal("struct<enabled: bool, message: string>",
@data_type.to_s)
end
def test_n_fields
assert_equal(2, @data_type.n_fields)
end
def test_fields
assert_equal(@fields.zip(@field_data_types),
@data_type.fields.collect {|field| [field, field.data_type]})
end
sub_test_case("#get_field") do
def test_found
assert_equal(@fields[1], @data_type.get_field(1))
end
def test_negative
assert_equal(@fields[-1], @data_type.get_field(-1))
end
def test_over
assert_equal(nil, @data_type.get_field(2))
end
def test_data_type
field = @data_type.get_field(0)
assert_equal([
@fields[0],
@field_data_types[0],
],
[
field,
field.data_type,
])
end
end
sub_test_case("#get_field_by_name") do
def test_found
assert_equal(@enabled_field,
@data_type.get_field_by_name("enabled"))
end
def test_not_found
assert_equal(nil,
@data_type.get_field_by_name("nonexistent"))
end
def test_data_type
field = @data_type.get_field_by_name("enabled")
assert_equal([
@enabled_field,
@enabled_field_data_type,
],
[
field,
field.data_type,
])
end
end
sub_test_case("#get_field_index") do
def test_found
assert_equal(@fields.index(@enabled_field),
@data_type.get_field_index("enabled"))
end
def test_not_found
assert_equal(-1,
@data_type.get_field_index("nonexistent"))
end
end
end
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