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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 TestHalfFloatArray < Test::Unit::TestCase
include Helper::Buildable
include Helper::Omittable
def setup
@one = 0x3c00
@zero = 0x0000
@positive_infinity = 0x8c00
end
def test_new
values = [@one, @zero, @positive_infinity, nil]
data = values[0..-2].pack("S*")
null_bitmap = [0b0111].pack("C*")
assert_equal(build_half_float_array(values),
Arrow::HalfFloatArray.new(4,
Arrow::Buffer.new(data),
Arrow::Buffer.new(null_bitmap),
-1))
end
def test_buffer
builder = Arrow::HalfFloatArrayBuilder.new
builder.append_value(@one)
builder.append_value(@zero)
builder.append_value(@positive_infinity)
array = builder.finish
assert_equal([@one, @zero, @positive_infinity].pack("S*"),
array.buffer.data.to_s)
end
def test_value
builder = Arrow::HalfFloatArrayBuilder.new
builder.append_value(@one)
array = builder.finish
assert_in_delta(@one, array.get_value(0))
end
def test_values
require_gi_bindings(3, 1, 7)
builder = Arrow::HalfFloatArrayBuilder.new
builder.append_value(@one)
builder.append_value(@zero)
builder.append_value(@positive_infinity)
array = builder.finish
assert_equal([@one, @zero, @positive_infinity],
array.values)
end
end
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