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RSpec.describe HTTP::FormData::Multipart do
let(:file) { HTTP::FormData::File.new fixture "the-http-gem.info" }
let(:params) { { :foo => :bar, :baz => file } }
let(:boundary) { /-{21}[a-f0-9]{42}/ }
subject(:form_data) { HTTP::FormData::Multipart.new params }
describe "#content_type" do
subject { form_data.content_type }
it { is_expected.to match(/^multipart\/form-data; boundary=#{boundary}$/) }
end
describe "#content_length" do
subject { form_data.content_length }
it { is_expected.to eq form_data.to_s.bytesize }
end
describe "#to_s" do
def disposition(params)
params = params.map { |k, v| "#{k}=#{v.inspect}" }.join("; ")
"Content-Disposition: form-data; #{params}"
end
let(:crlf) { "\r\n" }
it "properly generates multipart data" do
boundary_value = form_data.content_type[/(#{boundary})$/, 1]
expect(form_data.to_s).to eq [
"--#{boundary_value}#{crlf}",
"#{disposition 'name' => 'foo'}#{crlf}",
"#{crlf}bar#{crlf}",
"--#{boundary_value}#{crlf}",
"#{disposition 'name' => 'baz', 'filename' => file.filename}#{crlf}",
"Content-Type: #{file.mime_type}#{crlf}",
"#{crlf}#{file}#{crlf}",
"--#{boundary_value}--"
].join("")
end
end
end
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