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