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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 TestBuffer < Test::Unit::TestCase
include Helper::Omittable
def setup
@data = "Hello"
@buffer = Arrow::Buffer.new(@data)
end
def test_new_bytes
bytes_data = GLib::Bytes.new(@data)
buffer = Arrow::Buffer.new(bytes_data)
assert_equal([
bytes_data.pointer,
@data,
],
[
buffer.data.pointer,
buffer.data.to_s,
])
end
def test_new_bytes_slice
bytes_data = GLib::Bytes.new(@data)
buffer = Arrow::Buffer.new(bytes_data)
sliced_buffer = buffer.slice(1, 3)
assert_equal([
bytes_data.pointer + 1,
@data[1, 3],
],
[
sliced_buffer.data.pointer,
sliced_buffer.data.to_s,
])
end
def test_equal
assert_equal(@buffer,
Arrow::Buffer.new(@data.dup))
end
def test_equal_n_bytes
buffer1 = Arrow::Buffer.new("Hello!")
buffer2 = Arrow::Buffer.new("Hello World!")
assert do
buffer1.equal_n_bytes(buffer2, 5)
end
end
def test_mutable?
assert do
not @buffer.mutable?
end
end
def test_capacity
assert_equal(@data.bytesize, @buffer.capacity)
end
def test_data
assert_equal(@data, @buffer.data.to_s)
end
def test_mutable_data
require_gi_bindings(3, 1, 2)
assert_nil(@buffer.mutable_data)
end
def test_size
assert_equal(@data.bytesize, @buffer.size)
end
def test_parent
assert_nil(@buffer.parent)
end
def test_copy
copied_buffer = @buffer.copy(1, 3)
assert_equal(@data[1, 3], copied_buffer.data.to_s)
end
def test_slice
sliced_buffer = @buffer.slice(1, 3)
assert_equal(@data[1, 3], sliced_buffer.data.to_s)
end
end
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