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require "tempfile"
require "test/unit"
require "csv"
require_relative "../../tool/lib/with_different_ofs.rb"
module Helper
def with_chunk_size(chunk_size)
chunk_size_keep = ENV["CSV_PARSER_SCANNER_TEST_CHUNK_SIZE"]
begin
ENV["CSV_PARSER_SCANNER_TEST_CHUNK_SIZE"] = chunk_size
yield
ensure
ENV["CSV_PARSER_SCANNER_TEST_CHUNK_SIZE"] = chunk_size_keep
end
end
end
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