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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 TestFixedShapeTensorDataType < Test::Unit::TestCase
def setup
@data_type = Arrow::FixedShapeTensorDataType.new(Arrow::UInt64DataType.new,
[3, 4],
[1, 0],
["x", "y"])
end
def test_id
assert_equal(Arrow::Type::EXTENSION, @data_type.id)
end
def test_name
assert_equal(["extension", "arrow.fixed_shape_tensor"],
[@data_type.name, @data_type.extension_name])
end
def test_n_dimensions
assert_equal(2, @data_type.n_dimensions)
end
def test_shape
assert_equal([3, 4], @data_type.shape)
end
def test_permutation
assert_equal([1, 0], @data_type.permutation)
end
def test_strides
assert_equal([8, 32], @data_type.strides)
end
def test_dim_names
assert_equal(["x", "y"], @data_type.dim_names)
end
def test_to_s
assert do
@data_type.to_s.start_with?("extension<arrow.fixed_shape_tensor")
end
end
def test_nil_permutation
data_type = Arrow::FixedShapeTensorDataType.new(Arrow::UInt64DataType.new,
[3, 4],
nil,
["x", "y"])
assert_equal([[], [32, 8]],
[data_type.permutation, data_type.strides])
end
def test_nil_dim_names
data_type = Arrow::FixedShapeTensorDataType.new(Arrow::UInt64DataType.new,
[3, 4],
[0, 1],
nil)
assert_equal([], data_type.dim_names)
end
def test_mismatch_permutation_size
message =
"[fixed-shape-tensor][new]: Invalid: " +
"permutation size must match shape size. " +
"Expected: 2 Got: 1"
error = assert_raise(Arrow::Error::Invalid) do
Arrow::FixedShapeTensorDataType.new(Arrow::UInt64DataType.new,
[3, 4],
[1],
["x", "y"])
end
assert_equal(message,
error.message.lines.first.chomp)
end
def test_mismatch_dim_names_size
message =
"[fixed-shape-tensor][new]: Invalid: " +
"dim_names size must match shape size. " +
"Expected: 2 Got: 1"
error = assert_raise(Arrow::Error::Invalid) do
Arrow::FixedShapeTensorDataType.new(Arrow::UInt64DataType.new,
[3, 4],
[],
["x"])
end
assert_equal(message,
error.message.lines.first.chomp)
end
end
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