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require 'spec_helper'
describe EmailValidator do
email_class = Class.new do
include ActiveModel::Validations
attr_accessor :email
def self.model_name
ActiveModel::Name.new(self, nil, "TestModel")
end
end
person_class = Class.new(email_class) do
validates :email, :email => true
end
person_class_mx = Class.new(email_class) do
validates :email, :email => {:mx => true}
end
person_class_mx_with_fallback = Class.new(email_class) do
validates :email, :email => {:mx_with_fallback => true}
end
person_class_disposable_email = Class.new(email_class) do
validates :email, :email => {:ban_disposable_email => true}
end
person_class_nil_allowed = Class.new(email_class) do
validates :email, :email => {:allow_nil => true}
end
person_class_blank_allowed = Class.new(email_class) do
validates :email, :email => {:allow_blank => true}
end
person_class_mx_separated = Class.new(email_class) do
validates :email, :mx => true
end
person_class_mx_with_fallback_separated = Class.new(email_class) do
validates :email, :mx_with_fallback => true
end
person_class_domain = Class.new(email_class) do
validates :email, :domain => true
end
person_message_specified = Class.new(email_class) do
validates :email, :email => { :message => 'custom message', :ban_disposable_email => true }
end
shared_examples_for "Invalid model" do
before { subject.valid? }
it { is_expected.not_to be_valid }
specify { expect(subject.errors[:email]).to match_array errors }
end
shared_examples_for "Validating emails" do
before :each do
I18n.locale = locale
end
describe "validating email" do
subject { person_class.new }
it "fails when email empty" do
expect(subject.valid?).to be_falsey
expect(subject.errors[:email]).to eq errors
end
it "fails when email is not valid" do
subject.email = 'joh@doe'
expect(subject.valid?).to be_falsey
expect(subject.errors[:email]).to eq errors
end
it "fails when email domain is prefixed with dot" do
subject.email = 'john@.doe'
expect(subject.valid?).to be_falsey
expect(subject.errors[:email]).to eq errors
end
it "fails when email domain contains two consecutive dots" do
subject.email = 'john@doe-two..com'
expect(subject.valid?).to be_falsey
expect(subject.errors[:email]).to eq errors
end
it "fails when email ends with a period" do
subject.email = 'john@doe.com.'
expect(subject.valid?).to be_falsey
expect(subject.errors[:email]).to eq errors
end
it "fails when email ends with special characters" do
subject.email = 'john@doe.com&'
expect(subject.valid?).to be_falsey
expect(subject.errors[:email]).to eq errors
end
it "fails when email is valid with information" do
subject.email = '"John Doe" <john@doe.com>'
expect(subject.valid?).to be_falsey
expect(subject.errors[:email]).to eq errors
end
it "passes when email is simple email address" do
subject.email = 'john@doe.com'
expect(subject.valid?).to be_truthy
expect(subject.errors[:email]).to be_empty
end
it "fails when email is simple email address not stripped" do
subject.email = 'john@doe.com '
expect(subject.valid?).to be_falsey
expect(subject.errors[:email]).to eq errors
end
it "fails when domain contains a space" do
subject.email = 'john@doe .com'
expect(subject.valid?).to be_falsey
expect(subject.errors[:email]).to eq errors
end
it "fails when passing multiple simple email addresses" do
subject.email = 'john@doe.com, maria@doe.com'
expect(subject.valid?).to be_falsey
expect(subject.errors[:email]).to eq errors
end
end
describe "validating email with MX and fallback to A" do
subject { person_class_mx_with_fallback.new }
xit "passes when email domain has MX record" do
subject.email = 'john@gmail.com'
expect(subject.valid?).to be_truthy
expect(subject.errors[:email]).to be_empty
end
xit "passes when email domain has no MX record but has an A record" do
subject.email = 'john@subdomain.rubyonrails.org'
expect(subject.valid?).to be_truthy
expect(subject.errors[:email]).to be_empty
end
it "fails when domain does not exists" do
subject.email = 'john@nonexistentdomain.abc'
expect(subject.valid?).to be_falsey
expect(subject.errors[:email]).to eq errors
end
end
describe "validating email with MX" do
subject { person_class_mx.new }
xit "passes when email domain has MX record" do
subject.email = 'john@gmail.com'
expect(subject.valid?).to be_truthy
expect(subject.errors[:email]).to be_empty
end
it "fails when email domain has no MX record" do
subject.email = 'john@subdomain.rubyonrails.org'
expect(subject.valid?).to be_falsey
expect(subject.errors[:email]).to eq errors
end
it "fails when domain does not exists" do
subject.email = 'john@nonexistentdomain.abc'
expect(subject.valid?).to be_falsey
expect(subject.errors[:email]).to eq errors
end
end
describe "validating MX with fallback to A" do
subject { person_class_mx_with_fallback_separated.new }
context "when domain is not specified" do
before { subject.email = 'john' }
it_behaves_like "Invalid model"
end
context "when domain is not specified but @ is" do
before { subject.email = 'john@' }
it_behaves_like "Invalid model"
end
end
describe "validating MX" do
subject { person_class_mx_separated.new }
context "when domain is not specified" do
before { subject.email = 'john' }
it_behaves_like "Invalid model"
end
context "when domain is not specified but @ is" do
before { subject.email = 'john@' }
it_behaves_like "Invalid model"
end
end
describe "validating email from disposable service" do
subject { person_class_disposable_email.new }
it "passes when email from trusted email services" do
subject.email = 'john@mail.ru'
expect(subject.valid?).to be_truthy
expect(subject.errors[:email]).to be_empty
end
it "fails when email from disposable email services" do
subject.email = 'john@grr.la'
expect(subject.valid?).to be_falsey
expect(subject.errors[:email]).to eq errors
end
end
describe "validating domain" do
subject { person_class_domain.new }
it "does not pass with an invalid domain" do
subject.email = "test@example.org$\'"
expect(subject.valid?).to be_falsey
expect(subject.errors[:email]).to eq errors
end
it "passes with valid domain" do
subject.email = 'john@example.org'
expect(subject.valid?).to be_truthy
expect(subject.errors[:email]).to be_empty
end
end
end
describe "Can allow nil" do
subject { person_class_nil_allowed.new }
it "passes even if mail isn't set" do
subject.email = nil
expect(subject).to be_valid
expect(subject.errors[:email]).to be_empty
end
end
describe "Can allow blank" do
subject { person_class_blank_allowed.new }
it "passes even if mail is a blank string set" do
subject.email = ''
expect(subject).to be_valid
expect(subject.errors[:email]).to be_empty
end
end
describe "Accepts custom messages" do
subject { person_message_specified.new }
it "adds only the custom error" do
subject.email = 'bad@mailnator.com'
expect(subject.valid?).to be_falsey
expect(subject.errors[:email]).to match_array [ 'custom message' ]
end
end
describe "Translating in english" do
let!(:locale){ :en }
let!(:errors) { [ "is invalid" ] }
it_behaves_like "Validating emails"
end
describe "Translating in french" do
let!(:locale){ :fr }
let!(:errors) { [ "est invalide" ] }
it_behaves_like "Validating emails"
end
describe 'Translating in czech' do
let!(:locale){ :cs }
let!(:errors) do
[
I18n.t(
:invalid,
locale: locale,
scope: [:valid_email, :validations, :email]
)
]
end
it_behaves_like 'Validating emails'
end
end
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