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# encoding: utf-8
# frozen_string_literal: true
require 'spec_helper'
describe Mail::CheckDeliveryParams do
let(:from_addr) { 'from@example.com' }
let(:to_addr) { 'to@example.org' }
let(:mail) {
Mail.new(from: from_addr,
to: to_addr,
subject: 'Hello there Mikel',
body: 'This is a body of text')
}
describe ".check" do
it "returns the from, to array and encoded message in an array" do
expect(Mail::CheckDeliveryParams.check(mail)).to eq([from_addr, [to_addr], mail.encoded])
end
it 'raises error if From is blank' do
mail.from = nil
expect {
Mail::CheckDeliveryParams.check(mail)
}.to raise_error(ArgumentError, "SMTP From address may not be blank: nil")
end
it 'raises error if To is blank' do
mail.to = nil
expect {
Mail::CheckDeliveryParams.check(mail)
}.to raise_error(ArgumentError, "SMTP To address may not be blank: []")
end
end
describe '.check_from' do
it "returns the from address" do
expect(Mail::CheckDeliveryParams.check_from(mail.smtp_envelope_from)).to eq(from_addr)
end
it 'raises error if From is too long' do
long_addr = "#{'bob'*682}@example.com"
expect {
Mail::CheckDeliveryParams.check_from(long_addr)
}.to raise_error(ArgumentError, "SMTP From address may not exceed 2000 bytes: \"#{long_addr}\"")
end
end
describe '.check_to' do
it "returns the to address array" do
expect(Mail::CheckDeliveryParams.check_to(mail.smtp_envelope_to)).to eq([to_addr])
end
it 'raises error if To is too long' do
long_addr = "#{'bob'*682}@example.com"
expect {
Mail::CheckDeliveryParams.check_to(long_addr)
}.to raise_error(ArgumentError, "SMTP To address may not exceed 2000 bytes: \"#{long_addr}\"")
end
end
describe '.check_addr' do
it "returns the address if it is not too long" do
expect(Mail::CheckDeliveryParams.check_addr("From", mail.smtp_envelope_from)).to eq(mail.smtp_envelope_from)
end
it 'raises error if address is too long' do
long_addr = "#{'bob'*682}@example.com"
expect {
Mail::CheckDeliveryParams.check_addr("To", long_addr)
}.to raise_error(ArgumentError, "SMTP To address may not exceed 2000 bytes: \"#{long_addr}\"")
end
end
describe '.validate_smtp_addr' do
it "returns the address is not too long" do
expect(Mail::CheckDeliveryParams.validate_smtp_addr(mail.smtp_envelope_from)).to eq(mail.smtp_envelope_from)
end
it 'returns error message if address contains LF' do
long_addr = "bob\n@example.com"
Mail::CheckDeliveryParams.validate_smtp_addr(long_addr) do |error_message|
expect(error_message).to eq('may not contain CR or LF line breaks')
end
end
it 'returns error message if address contains CR' do
long_addr = "bob\r@example.com"
Mail::CheckDeliveryParams.validate_smtp_addr(long_addr) do |error_message|
expect(error_message).to eq('may not contain CR or LF line breaks')
end
end
it 'returns error message if address is too long' do
long_addr = "#{'bob'*682}@example.com"
Mail::CheckDeliveryParams.validate_smtp_addr(long_addr) do |error_message|
expect(error_message).to eq('may not exceed 2kB')
end
end
end
describe '.check_message' do
it "ensures the message is not blank" do
expect(Mail::CheckDeliveryParams.check_message(mail.encoded)).to eq(mail.encoded)
end
end
end
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