discourse/spec/services/username_checker_service_sp...

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require 'spec_helper'
describe UsernameCheckerService do
describe 'check_username' do
before do
@service = UsernameCheckerService.new
@nil_email = nil
@email = 'vincentvega@example.com'
end
context 'Username invalid' do
it 'rejects too short usernames' do
result = @service.check_username('a', @nil_email)
expect(result).to have_key(:errors)
end
it 'rejects too long usernames' do
result = @service.check_username('a123456789b123456789c123456789', @nil_email)
expect(result).to have_key(:errors)
end
it 'rejects usernames with invalid characters' do
result = @service.check_username('vincent-', @nil_email)
expect(result).to have_key(:errors)
end
it 'rejects usernames that do not start with an alphanumeric character' do
result = @service.check_username('_vincent', @nil_email)
expect(result).to have_key(:errors)
end
end
context 'Using Discourse Hub' do
before do
SiteSetting.stubs(:call_discourse_hub?).returns(true)
end
context 'username and email is given' do
it 'username is available locally but not globally' do
DiscourseHub.expects(:nickname_available?).never
DiscourseHub.expects(:nickname_match?).returns([false, false, 'porkchop'])
result = @service.check_username('vincent', @email)
expected = { available: false, global_match: false, suggestion: 'porkchop' }
expect(result).to eq(expected)
end
it 'username is available both locally and globally' do
DiscourseHub.expects(:nickname_available?).never
DiscourseHub.stubs(:nickname_match?).returns([true, true, nil])
result = @service.check_username('vincent', @email)
expected = { available: true, global_match: true }
expect(result).to eq(expected)
end
it 'username is available locally but not globally' do
DiscourseHub.stubs(:nickname_match?).returns([false, false, 'suggestion'])
result = @service.check_username('vincent', @email)
expected = { available: false, global_match: false, suggestion: 'suggestion' }
expect(result).to eq(expected)
end
it 'username is available globally but not locally' do
DiscourseHub.stubs(:nickname_match?).returns([false, true, nil])
User.stubs(:username_available?).returns(false)
UserNameSuggester.stubs(:suggest).returns('einar-j')
expected = { available: false, suggestion: 'einar-j' }
result = @service.check_username('vincent', @email)
expect(result).to eq(expected)
end
it 'username not available anywhere' do
DiscourseHub.stubs(:nickname_match?).returns([false, false, 'suggestion'])
expected = { available: false, suggestion: 'suggestion', global_match: false }
@nil_email = nil
result = @service.check_username('vincent', @email)
expect(result).to eq(expected)
end
end
shared_examples "only email is given" do
it "should call the correct api" do
DiscourseHub.expects(:nickname_available?).never
DiscourseHub.expects(:nickname_match?).never
DiscourseHub.stubs(:nickname_for_email).returns(nil)
result
end
it 'no match on email' do
DiscourseHub.stubs(:nickname_for_email).returns(nil)
result.should == {suggestion: nil}
end
it 'match found for email' do
DiscourseHub.stubs(:nickname_for_email).returns('vincent')
result.should == {suggestion: 'vincent'}
end
it 'match found for email, but username is taken' do
# This case can happen when you've already signed up on the site,
# or enforce_global_nicknames used to be disabled.
DiscourseHub.stubs(:nickname_for_email).returns('taken')
User.stubs(:username_available?).with('taken').returns(false)
result.should == {suggestion: nil}
end
end
context 'username is nil' do
subject(:result) { @service.check_username(nil, @email) }
include_examples "only email is given"
end
context 'username is empty string' do
subject(:result) { @service.check_username('', @email) }
include_examples "only email is given"
end
end
context 'Discourse Hub disabled' do
it 'username not available locally' do
User.stubs(:username_available?).returns(false)
UserNameSuggester.stubs(:suggest).returns('einar-j')
result = @service.check_username('vincent', @nil_email)
result[:available].should be_false
result[:suggestion].should eq('einar-j')
end
it 'username available locally' do
User.stubs(:username_available?).returns(true)
result = @service.check_username('vincent', @nil_email)
result[:available].should be_true
end
end
end
end